/*******************************************************************************
 * Copyright (c) 2000, 2009 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jdt.ui;

import java.util.Locale;
import java.util.StringTokenizer;

import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.RGB;

import org.eclipse.core.runtime.Assert;
import org.eclipse.core.runtime.preferences.DefaultScope;
import org.eclipse.core.runtime.preferences.InstanceScope;

import org.eclipse.core.resources.ProjectScope;

import org.eclipse.jface.action.Action;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.preference.JFacePreferences;
import org.eclipse.jface.preference.PreferenceConverter;
import org.eclipse.jface.resource.JFaceResources;

import org.eclipse.ui.PlatformUI;

import org.eclipse.ui.texteditor.AbstractDecoratedTextEditorPreferenceConstants;
import org.eclipse.ui.texteditor.AbstractTextEditor;

import org.eclipse.jdt.core.IClasspathEntry;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.JavaCore;

import org.eclipse.jdt.internal.corext.fix.CleanUpConstants;

import org.eclipse.jdt.ui.text.IJavaColorConstants;

import org.eclipse.jdt.internal.ui.JavaPlugin;
import org.eclipse.jdt.internal.ui.JavaUIPreferenceInitializer;
import org.eclipse.jdt.internal.ui.callhierarchy.CallHierarchyContentProvider;
import org.eclipse.jdt.internal.ui.javaeditor.SemanticHighlightings;
import org.eclipse.jdt.internal.ui.preferences.NewJavaProjectPreferencePage;
import org.eclipse.jdt.internal.ui.preferences.formatter.FormatterProfileManager;
import org.eclipse.jdt.internal.ui.text.java.CompletionProposalComputerRegistry;
import org.eclipse.jdt.internal.ui.text.java.ProposalSorterRegistry;
import org.eclipse.jdt.internal.ui.text.spelling.SpellCheckEngine;


/**
 * Preference constants used in the JDT-UI preference store. Clients should only read the
 * JDT-UI preference store using these values. Clients are not allowed to modify the
 * preference store programmatically.
 * <p>
 * This class it is not intended to be instantiated or subclassed by clients.
 * </p>
 *
 * @since 2.0
 *
 * @noinstantiate This class is not intended to be instantiated by clients.
 * @noextend This class is not intended to be subclassed by clients.
  */
public class PreferenceConstants {

	private PreferenceConstants() {
	}

	/**
	 * A named preference that controls return type rendering of methods in the UI.
	 * <p>
	 * Value is of type <code>Boolean</code>: if <code>true</code> return types
	 * are rendered
	 * </p>
	 */
	public static final String APPEARANCE_METHOD_RETURNTYPE= "org.eclipse.jdt.ui.methodreturntype";//$NON-NLS-1$

	/**
	 * A named preference that controls type parameter rendering of methods in the UI.
	 * <p>
	 * Value is of type <code>Boolean</code>: if <code>true</code> return types
	 * are rendered
	 * </p>
	 * @since 3.1
	 */
	public static final String APPEARANCE_METHOD_TYPEPARAMETERS= "org.eclipse.jdt.ui.methodtypeparametesr";//$NON-NLS-1$

	/**
	 * A named preference that controls if override indicators are rendered in the UI.
	 * <p>
	 * Value is of type <code>Boolean</code>: if <code>true</code> override
	 * indicators are rendered
	 * </p>
	 * @deprecated Override Indicator is now controlled on the platform's decorator preference page
	 */
	public static final String APPEARANCE_OVERRIDE_INDICATOR= "org.eclipse.jdt.ui.overrideindicator";//$NON-NLS-1$

	/**
	 * A named preference that controls if quick assist light bulbs are shown.
	 * <p>
	 * Value is of type <code>Boolean</code>: if <code>true</code> light bulbs are shown
	 * for quick assists.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_QUICKASSIST_LIGHTBULB="org.eclipse.jdt.quickassist.lightbulb"; //$NON-NLS-1$


	/**
	 * A named preference that defines the pattern used for package name compression.
	 * <p>
	 * Value is of type <code>String</code>. For example for the given package name 'org.eclipse.jdt' pattern
	 * '.' will compress it to '..jdt', '1~' to 'o~.e~.jdt'.
	 * </p>
	 */
	public static final String APPEARANCE_PKG_NAME_PATTERN_FOR_PKG_VIEW= "PackagesView.pkgNamePatternForPackagesView";//$NON-NLS-1$

	/**
	 * A named preference that controls if package name compression is turned on or off.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @see #APPEARANCE_PKG_NAME_PATTERN_FOR_PKG_VIEW
	 */
	public static final String APPEARANCE_COMPRESS_PACKAGE_NAMES= "org.eclipse.jdt.ui.compresspackagenames";//$NON-NLS-1$

	/**
	 * A named preference that controls if empty inner packages are folded in
	 * the hierarchical mode of the package explorer.
	 * <p>
	 * Value is of type <code>Boolean</code>: if <code>true</code> empty
	 * inner packages are folded.
	 * </p>
	 * @since 2.1
	 */
	public static final String APPEARANCE_FOLD_PACKAGES_IN_PACKAGE_EXPLORER= "org.eclipse.jdt.ui.flatPackagesInPackageExplorer";//$NON-NLS-1$

	/**
	 * A named preference that defines how member elements are ordered by the
	 * Java views using the <code>JavaElementSorter</code>.
	 * <p>
	 * Value is of type <code>String</code>: A comma separated list of the
	 * following entries. Each entry must be in the list, no duplication. List
	 * order defines the sort order.
	 * <ul>
	 * <li><b>T</b>: Types</li>
	 * <li><b>C</b>: Constructors</li>
	 * <li><b>I</b>: Initializers</li>
	 * <li><b>M</b>: Methods</li>
	 * <li><b>F</b>: Fields</li>
	 * <li><b>SI</b>: Static Initializers</li>
	 * <li><b>SM</b>: Static Methods</li>
	 * <li><b>SF</b>: Static Fields</li>
	 * </ul>
	 * </p>
	 * @since 2.1
	 */
	public static final String APPEARANCE_MEMBER_SORT_ORDER= "outlinesortoption"; //$NON-NLS-1$

	/**
	 * A named preference that defines how member elements are ordered by visibility in the
	 * Java views using the <code>JavaElementSorter</code>.
	 * <p>
	 * Value is of type <code>String</code>: A comma separated list of the
	 * following entries. Each entry must be in the list, no duplication. List
	 * order defines the sort order.
	 * <ul>
	 * <li><b>B</b>: Public</li>
	 * <li><b>V</b>: Private</li>
	 * <li><b>R</b>: Protected</li>
	 * <li><b>D</b>: Default</li>
	 * </ul>
	 * </p>
	 * @since 3.0
	 */
	public static final String APPEARANCE_VISIBILITY_SORT_ORDER= "org.eclipse.jdt.ui.visibility.order"; //$NON-NLS-1$

	/**
	 * A named preferences that controls if Java elements are also sorted by
	 * visibility.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 3.0
	 */
	public static final String APPEARANCE_ENABLE_VISIBILITY_SORT_ORDER= "org.eclipse.jdt.ui.enable.visibility.order"; //$NON-NLS-1$

	/**
	 * A named preference that controls category rendering of Java elements in the UI.
	 * <p>
	 * Value is of type <code>Boolean</code>: if <code>true</code> category is rendered
	 * </p>
	 * @since 3.2
	 */
	public static final String APPEARANCE_CATEGORY= "org.eclipse.jdt.ui.category";//$NON-NLS-1$

	/**
	 * The symbolic font name for the font used to display Javadoc
	 * (value <code>"org.eclipse.jdt.ui.javadocfont"</code>).
	 *
	 * @since 3.3
	 */
	public final static String APPEARANCE_JAVADOC_FONT= "org.eclipse.jdt.ui.javadocfont"; //$NON-NLS-1$

	/**
	 * A named preference that controls if prefix removal during setter/getter generation is turned on or off.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @deprecated Use JavaCore preference store (key JavaCore.
	 * CODEASSIST_FIELD_PREFIXES and CODEASSIST_STATIC_FIELD_PREFIXES)
	 */
	public static final String CODEGEN_USE_GETTERSETTER_PREFIX= "org.eclipse.jdt.ui.gettersetter.prefix.enable";//$NON-NLS-1$

	/**
	 * A named preference that holds a list of prefixes to be removed from a local variable to compute setter
	 * and getter names.
	 * <p>
	 * Value is of type <code>String</code>: comma separated list of prefixed
	 * </p>
	 *
	 * @deprecated Use JavaCore preference store (key JavaCore.
	 * CODEASSIST_FIELD_PREFIXES and CODEASSIST_STATIC_FIELD_PREFIXES)
	 */
	public static final String CODEGEN_GETTERSETTER_PREFIX= "org.eclipse.jdt.ui.gettersetter.prefix.list";//$NON-NLS-1$

	/**
	 * A named preference that controls if suffix removal during setter/getter generation is turned on or off.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @deprecated Use JavaCore preference store (key JavaCore.
	 * CODEASSIST_FIELD_PREFIXES and CODEASSIST_STATIC_FIELD_PREFIXES)
	 */
	public static final String CODEGEN_USE_GETTERSETTER_SUFFIX= "org.eclipse.jdt.ui.gettersetter.suffix.enable";//$NON-NLS-1$

	/**
	 * A named preference that holds a list of suffixes to be removed from a local variable to compute setter
	 * and getter names.
	 * <p>
	 * Value is of type <code>String</code>: comma separated list of suffixes
	 * </p>
	 * @deprecated Use setting from JavaCore preference store (key JavaCore.
	 * CODEASSIST_FIELD_SUFFIXES and CODEASSIST_STATIC_FIELD_SUFFIXES)
	 */
	public static final String CODEGEN_GETTERSETTER_SUFFIX= "org.eclipse.jdt.ui.gettersetter.suffix.list"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the keyword "this" will be added
	 * automatically to field accesses in generated methods.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 3.0
	 */
	public static final String CODEGEN_KEYWORD_THIS= "org.eclipse.jdt.ui.keywordthis"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether automatically created getters which return a boolean
	 * field should start with "is" or should be prefixed with "get".
	 * <p>
	 * If <code>true</code> and if the field starts with "is" then the created getter name will not
	 * be additionally prefixed and "is" will not be part of the setter name.
	 * </p>
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * 
	 * @since 3.0
	 */
	public static final String CODEGEN_IS_FOR_GETTERS= "org.eclipse.jdt.ui.gettersetter.use.is"; //$NON-NLS-1$


	/**
	 * A named preference that defines the preferred variable names for exceptions in
	 * catch clauses.
	 * <p>
	 * Value is of type <code>String</code>.
	 * </p>
	 * @since 3.0
	 */
	public static final String CODEGEN_EXCEPTION_VAR_NAME= "org.eclipse.jdt.ui.exception.name"; //$NON-NLS-1$

	/**
	 * A named preference that controls if comment stubs will be added
	 * automatically to newly created types and methods.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public static final String CODEGEN_ADD_COMMENTS= "org.eclipse.jdt.ui.javadoc"; //$NON-NLS-1$

	/**
	 * A named preference that controls if a comment stubs will be added
	 * automatically to newly created types and methods.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @deprecated Use CODEGEN_ADD_COMMENTS instead (Name is more precise).
	 */
	public static final String CODEGEN__JAVADOC_STUBS= CODEGEN_ADD_COMMENTS;

	/**
	 * A named preference that controls if a non-javadoc comment gets added to methods generated via the
	 * "Override Methods" operation.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @deprecated New code template story: user can
	 * specify the overriding method comment.
	 */
	public static final String CODEGEN__NON_JAVADOC_COMMENTS= "org.eclipse.jdt.ui.seecomments"; //$NON-NLS-1$

	/**
	 * A named preference that controls if a file comment gets added to newly created files.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @deprecated New code template story: user can
	 * specify the new file code template.
	 */
	public static final String CODEGEN__FILE_COMMENTS= "org.eclipse.jdt.ui.filecomments"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether to add a override annotation for newly created methods
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 3.1
	 */
	public static final String CODEGEN_USE_OVERRIDE_ANNOTATION= "org.eclipse.jdt.ui.overrideannotation"; //$NON-NLS-1$

	/**
	 * A named preference that holds a list of semicolon separated fully qualified type names with wild card characters.
	 * @since 3.0
	 */
	public static final String TYPEFILTER_ENABLED= "org.eclipse.jdt.ui.typefilter.enabled"; //$NON-NLS-1$

	/**
	 * A named preference that holds a list of semicolon separated fully qualified type names with wild card characters.
	 * @since 3.0
	 */
	public static final String TYPEFILTER_DISABLED= "org.eclipse.jdt.ui.typefilter.disabled"; //$NON-NLS-1$


	/**
	 * A named preference that holds a list of semicolon separated package names. The list specifies the import order used by
	 * the "Organize Imports" operation.
	 * <p>
	 * Value is of type <code>String</code>: semicolon separated list of package
	 * names
	 * </p>
	 */
	public static final String ORGIMPORTS_IMPORTORDER= "org.eclipse.jdt.ui.importorder"; //$NON-NLS-1$

	/**
	 * A named preference that specifies the number of imports added before a star-import declaration is used.
	 * <p>
	 * Value is of type <code>Integer</code>: positive value specifying the number of non star-import is used
	 * </p>
	 */
	public static final String ORGIMPORTS_ONDEMANDTHRESHOLD= "org.eclipse.jdt.ui.ondemandthreshold"; //$NON-NLS-1$

	/**
	 * A named preference that specifies the number of static imports added before a star-import declaration is used.
	 * <p>
	 * Value is of type <code>Integer</code>: positive value specifying the number of non star-import is used
	 * </p>
	 * @since 3.2
	 */
	public static final String ORGIMPORTS_STATIC_ONDEMANDTHRESHOLD= "org.eclipse.jdt.ui.staticondemandthreshold"; //$NON-NLS-1$

	/**
	 * A named preferences that controls if types that start with a lower case letters get added by the
	 * "Organize Import" operation.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public static final String ORGIMPORTS_IGNORELOWERCASE= "org.eclipse.jdt.ui.ignorelowercasenames"; //$NON-NLS-1$

	/**
	 * A named preference that specifies whether children of a compilation unit are shown in the package explorer.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public static final String SHOW_CU_CHILDREN= "org.eclipse.jdt.ui.packages.cuchildren"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the package explorer's selection is linked to the active editor.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @deprecated Since 3.3. Not used anymore. Package view always restores with the last recently used setting.
	 */
	public static final String LINK_PACKAGES_TO_EDITOR= "org.eclipse.jdt.ui.packages.linktoeditor"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the hierarchy view's selection is linked to the active editor.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @deprecated Since 3.3. Not used anymore. Type hierarchy view always restores with the last recently used setting.
	 */
	public static final String LINK_TYPEHIERARCHY_TO_EDITOR= "org.eclipse.jdt.ui.packages.linktypehierarchytoeditor"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the projects view's selection is
	 * linked to the active editor.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public static final String LINK_BROWSING_PROJECTS_TO_EDITOR= "org.eclipse.jdt.ui.browsing.projectstoeditor"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the packages view's selection is
	 * linked to the active editor.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public static final String LINK_BROWSING_PACKAGES_TO_EDITOR= "org.eclipse.jdt.ui.browsing.packagestoeditor"; //$NON-NLS-1$


	/**
	 * A named preference that controls whether the types view's selection is
	 * linked to the active editor.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public static final String LINK_BROWSING_TYPES_TO_EDITOR= "org.eclipse.jdt.ui.browsing.typestoeditor"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the members view's selection is
	 * linked to the active editor.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public static final String LINK_BROWSING_MEMBERS_TO_EDITOR= "org.eclipse.jdt.ui.browsing.memberstoeditor"; //$NON-NLS-1$
	/**
	 * A named preference that controls whether new projects are generated using source and output folder.
	 * <p>
	 * Value is of type <code>Boolean</code>. if <code>true</code> new projects are created with a source and
	 * output folder. If <code>false</code> source and output folder equals to the project.
	 * </p>
	 */
	public static final String SRCBIN_FOLDERS_IN_NEWPROJ= "org.eclipse.jdt.ui.wizards.srcBinFoldersInNewProjects"; //$NON-NLS-1$

	/**
	 * A named preference that specifies the source folder name used when creating a new Java project. Value is inactive
	 * if <code>SRCBIN_FOLDERS_IN_NEWPROJ</code> is set to <code>false</code>.
	 * <p>
	 * Value is of type <code>String</code>.
	 * </p>
	 *
	 * @see #SRCBIN_FOLDERS_IN_NEWPROJ
	 */
	public static final String SRCBIN_SRCNAME= "org.eclipse.jdt.ui.wizards.srcBinFoldersSrcName"; //$NON-NLS-1$

	/**
	 * A named preference that specifies the output folder name used when creating a new Java project. Value is inactive
	 * if <code>SRCBIN_FOLDERS_IN_NEWPROJ</code> is set to <code>false</code>.
	 * <p>
	 * Value is of type <code>String</code>.
	 * </p>
	 *
	 * @see #SRCBIN_FOLDERS_IN_NEWPROJ
	 */
	public static final String SRCBIN_BINNAME= "org.eclipse.jdt.ui.wizards.srcBinFoldersBinName"; //$NON-NLS-1$

	/**
	 * A named preference that holds a list of possible JRE libraries used by the New Java Project wizard. A library
	 * consists of a description and an arbitrary number of <code>IClasspathEntry</code>s, that will represent the
	 * JRE on the new project's class path.
	 * <p>
	 * Value is of type <code>String</code>: a semicolon separated list of encoded JRE libraries.
	 * <code>NEWPROJECT_JRELIBRARY_INDEX</code> defines the currently used library. Clients
	 * should use the method <code>encodeJRELibrary</code> to encode a JRE library into a string
	 * and the methods <code>decodeJRELibraryDescription(String)</code> and <code>
	 * decodeJRELibraryClasspathEntries(String)</code> to decode the description and the array
	 * of class path entries from an encoded string.
	 * </p>
	 *
	 * @see #NEWPROJECT_JRELIBRARY_INDEX
	 * @see #encodeJRELibrary(String, IClasspathEntry[])
	 * @see #decodeJRELibraryDescription(String)
	 * @see #decodeJRELibraryClasspathEntries(String)
	 */
	public static final String NEWPROJECT_JRELIBRARY_LIST= "org.eclipse.jdt.ui.wizards.jre.list"; //$NON-NLS-1$

	/**
	 * A named preferences that specifies the current active JRE library.
	 * <p>
	 * Value is of type <code>Integer</code>: an index into the list of possible JRE libraries.
	 * </p>
	 *
	 * @see #NEWPROJECT_JRELIBRARY_LIST
	 */
	public static final String NEWPROJECT_JRELIBRARY_INDEX= "org.eclipse.jdt.ui.wizards.jre.index"; //$NON-NLS-1$

	/**
	 * A named preference that controls if a new type hierarchy gets opened in a
	 * new type hierarchy perspective or inside the type hierarchy view part.
	 * <p>
	 * Value is of type <code>String</code>: possible values are <code>
	 * OPEN_TYPE_HIERARCHY_IN_PERSPECTIVE</code> or <code>
	 * OPEN_TYPE_HIERARCHY_IN_VIEW_PART</code>.
	 * </p>
	 *
	 * @see #OPEN_TYPE_HIERARCHY_IN_PERSPECTIVE
	 * @see #OPEN_TYPE_HIERARCHY_IN_VIEW_PART
	 */
	public static final String OPEN_TYPE_HIERARCHY= "org.eclipse.jdt.ui.openTypeHierarchy"; //$NON-NLS-1$

	/**
	 * A string value used by the named preference <code>OPEN_TYPE_HIERARCHY</code>.
	 *
	 * @see #OPEN_TYPE_HIERARCHY
	 */
	public static final String OPEN_TYPE_HIERARCHY_IN_PERSPECTIVE= "perspective"; //$NON-NLS-1$

	/**
	 * A string value used by the named preference <code>OPEN_TYPE_HIERARCHY</code>.
	 *
	 * @see #OPEN_TYPE_HIERARCHY
	 */
	public static final String OPEN_TYPE_HIERARCHY_IN_VIEW_PART= "viewPart"; //$NON-NLS-1$

	/**
	 * A named preference that controls the behavior when double clicking on a container in the packages view.
	 * <p>
	 * Value is of type <code>String</code>: possible values are <code>
	 * DOUBLE_CLICK_GOES_INTO</code> or <code>
	 * DOUBLE_CLICK_EXPANDS</code>.
	 * </p>
	 *
	 * @see #DOUBLE_CLICK_EXPANDS
	 * @see #DOUBLE_CLICK_GOES_INTO
	 */
	public static final String DOUBLE_CLICK= "packageview.doubleclick"; //$NON-NLS-1$

	/**
	 * A string value used by the named preference <code>DOUBLE_CLICK</code>.
	 *
	 * @see #DOUBLE_CLICK
	 */
	public static final String DOUBLE_CLICK_GOES_INTO= "packageview.gointo"; //$NON-NLS-1$

	/**
	 * A string value used by the named preference <code>DOUBLE_CLICK</code>.
	 *
	 * @see #DOUBLE_CLICK
	 */
	public static final String DOUBLE_CLICK_EXPANDS= "packageview.doubleclick.expands"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether Java views update their presentation while editing or when saving the
	 * content of an editor.
	 * <p>
	 * Value is of type <code>String</code>: possible values are <code>
	 * UPDATE_ON_SAVE</code> or <code>
	 * UPDATE_WHILE_EDITING</code>.
	 * </p>
	 *
	 * @see #UPDATE_ON_SAVE
	 * @see #UPDATE_WHILE_EDITING
	 * @deprecated Since 3.0, views now always update while editing
	 */
	public static final String UPDATE_JAVA_VIEWS= "JavaUI.update"; //$NON-NLS-1$

	/**
	 * A string value used by the named preference <code>UPDATE_JAVA_VIEWS</code>
	 *
	 * @see #UPDATE_JAVA_VIEWS
	 * @deprecated Since 3.0, views now always update while editing
	 */
	public static final String UPDATE_ON_SAVE= "JavaUI.update.onSave"; //$NON-NLS-1$

	/**
	 * A string value used by the named preference <code>UPDATE_JAVA_VIEWS</code>
	 *
	 * @see #UPDATE_JAVA_VIEWS
	 * @deprecated Since 3.0, views now always update while editing
	 */
	public static final String UPDATE_WHILE_EDITING= "JavaUI.update.whileEditing"; //$NON-NLS-1$

	/**
	 * A named preference that holds the path of the Javadoc command used by the Javadoc creation wizard.
	 * <p>
	 * Value is of type <code>String</code>.
	 * </p>
	 */
	public static final String JAVADOC_COMMAND= "command"; //$NON-NLS-1$

	/**
	 * A named preference that defines whether the hint to make hover sticky should be shown.
	 *
	 * @see JavaUI
	 * @since 3.0
	 * @deprecated As of 3.3, replaced by {@link AbstractDecoratedTextEditorPreferenceConstants#EDITOR_SHOW_TEXT_HOVER_AFFORDANCE}
	 */
	public static final String EDITOR_SHOW_TEXT_HOVER_AFFORDANCE= "PreferenceConstants.EDITOR_SHOW_TEXT_HOVER_AFFORDANCE"; //$NON-NLS-1$

	/**
	 * A named preference that defines the key for the hover modifiers.
	 *
	 * @see JavaUI
	 * @since 2.1
	 */
	public static final String EDITOR_TEXT_HOVER_MODIFIERS= "hoverModifiers"; //$NON-NLS-1$

	/**
	 * A named preference that defines the key for the hover modifier state masks.
	 * The value is only used if the value of <code>EDITOR_TEXT_HOVER_MODIFIERS</code>
	 * cannot be resolved to valid SWT modifier bits.
	 *
	 * @see JavaUI
	 * @see #EDITOR_TEXT_HOVER_MODIFIERS
	 * @since 2.1.1
	 */
	public static final String EDITOR_TEXT_HOVER_MODIFIER_MASKS= "hoverModifierMasks"; //$NON-NLS-1$

	/**
	 * The id of the best match hover contributed for extension point
	 * <code>javaEditorTextHovers</code>.
	 *
	 * @since 2.1
	 */
	public static final String ID_BESTMATCH_HOVER= "org.eclipse.jdt.ui.BestMatchHover"; //$NON-NLS-1$

	/**
	 * The id of the source code hover contributed for extension point
	 * <code>javaEditorTextHovers</code>.
	 *
	 * @since 2.1
	 */
	public static final String ID_SOURCE_HOVER= "org.eclipse.jdt.ui.JavaSourceHover"; //$NON-NLS-1$

	/**
	 * The id of the javadoc hover contributed for extension point
	 * <code>javaEditorTextHovers</code>.
	 *
	 * @since 2.1
	 */
	public static final String ID_JAVADOC_HOVER= "org.eclipse.jdt.ui.JavadocHover"; //$NON-NLS-1$

	/**
	 * The id of the problem hover contributed for extension point
	 * <code>javaEditorTextHovers</code>.
	 *
	 * @since 2.1
	 * @deprecated as of 3.0, this hover is no longer available
	 */
	public static final String ID_PROBLEM_HOVER= "org.eclipse.jdt.ui.ProblemHover"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether bracket matching highlighting is turned on or off.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public final static String EDITOR_MATCHING_BRACKETS= "matchingBrackets"; //$NON-NLS-1$

	/**
	 * A named preference that holds the color used to highlight matching brackets.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 */
	public final static String EDITOR_MATCHING_BRACKETS_COLOR=  "matchingBracketsColor"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the current line highlighting is turned on or off.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.AbstractDecoratedTextEditorPreferenceConstants}
	 */
	public final static String EDITOR_CURRENT_LINE= "currentLine"; //$NON-NLS-1$

	/**
	 * A named preference that holds the color used to highlight the current line.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.AbstractDecoratedTextEditorPreferenceConstants}
	 */
	public final static String EDITOR_CURRENT_LINE_COLOR= "currentLineColor"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the print margin is turned on or off.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.AbstractDecoratedTextEditorPreferenceConstants}
	 */
	public final static String EDITOR_PRINT_MARGIN= "printMargin"; //$NON-NLS-1$

	/**
	 * A named preference that holds the color used to render the print margin.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.AbstractDecoratedTextEditorPreferenceConstants}
	 */
	public final static String EDITOR_PRINT_MARGIN_COLOR= "printMarginColor"; //$NON-NLS-1$

	/**
	 * Print margin column. Integer value.
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.AbstractDecoratedTextEditorPreferenceConstants}
	 */
	public final static String EDITOR_PRINT_MARGIN_COLUMN= "printMarginColumn"; //$NON-NLS-1$

	/**
	 * A named preference that holds the color used for the find/replace scope.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @deprecated As of 3.2, use {@link AbstractTextEditor#PREFERENCE_COLOR_FIND_SCOPE} instead}
	 */
	public final static String EDITOR_FIND_SCOPE_COLOR= AbstractTextEditor.PREFERENCE_COLOR_FIND_SCOPE;

	/**
	 * A named preference that specifies if the editor uses spaces for tabs.
	 * <p>
	 * Value is of type <code>Boolean</code>. If <code>true</code>spaces instead of tabs are used
	 * in the editor. If <code>false</code> the editor inserts a tab character when pressing the tab
	 * key.
	 * </p>
	 * @deprecated As of 3.1 replaced by the formatter setting defined in {@link org.eclipse.jdt.core.formatter.DefaultCodeFormatterConstants#FORMATTER_TAB_CHAR}
	 */
	public final static String EDITOR_SPACES_FOR_TABS= "spacesForTabs"; //$NON-NLS-1$

	/**
	 * A named preference that holds the number of spaces used per tab in the editor.
	 * <p>
	 * Value is of type <code>Integer</code>: positive integer value specifying the number of
	 * spaces per tab.
	 * </p>
	 * @deprecated As of 3.0 replaced by {@link AbstractDecoratedTextEditorPreferenceConstants#EDITOR_TAB_WIDTH}
	 */
	public final static String EDITOR_TAB_WIDTH= "org.eclipse.jdt.ui.editor.tab.width"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the outline view selection
	 * should stay in sync with with the element at the current cursor position.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public final static String EDITOR_SYNC_OUTLINE_ON_CURSOR_MOVE= "JavaEditor.SyncOutlineOnCursorMove"; //$NON-NLS-1$

	/**
	 * A named preference that controls if correction indicators are shown in the UI.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public final static String EDITOR_CORRECTION_INDICATION= "JavaEditor.ShowTemporaryProblem"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the editor shows problem indicators in text (squiggly lines).
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_PROBLEM_INDICATION= "problemIndication"; //$NON-NLS-1$

	/**
	 * A named preference that holds the color used to render problem indicators.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see #EDITOR_PROBLEM_INDICATION
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_PROBLEM_INDICATION_COLOR= "problemIndicationColor"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the editor shows warning indicators in text (squiggly lines).
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_WARNING_INDICATION= "warningIndication"; //$NON-NLS-1$

	/**
	 * A named preference that holds the color used to render warning indicators.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see #EDITOR_WARNING_INDICATION
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 2.1
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_WARNING_INDICATION_COLOR= "warningIndicationColor"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the editor shows task indicators in text (squiggly lines).
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_TASK_INDICATION= "taskIndication"; //$NON-NLS-1$

	/**
	 * A named preference that holds the color used to render task indicators.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see #EDITOR_TASK_INDICATION
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 2.1
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_TASK_INDICATION_COLOR= "taskIndicationColor"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the editor shows bookmark
	 * indicators in text (squiggly lines).
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_BOOKMARK_INDICATION= "bookmarkIndication"; //$NON-NLS-1$

	/**
	 * A named preference that holds the color used to render bookmark indicators.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see #EDITOR_BOOKMARK_INDICATION
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 2.1
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_BOOKMARK_INDICATION_COLOR= "bookmarkIndicationColor"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the editor shows search
	 * indicators in text (squiggly lines).
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_SEARCH_RESULT_INDICATION= "searchResultIndication"; //$NON-NLS-1$

	/**
	 * A named preference that holds the color used to render search indicators.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see #EDITOR_SEARCH_RESULT_INDICATION
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 2.1
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_SEARCH_RESULT_INDICATION_COLOR= "searchResultIndicationColor"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the editor shows unknown
	 * indicators in text (squiggly lines).
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_UNKNOWN_INDICATION= "othersIndication"; //$NON-NLS-1$

	/**
	 * A named preference that holds the color used to render unknown
	 * indicators.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see #EDITOR_UNKNOWN_INDICATION
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 2.1
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_UNKNOWN_INDICATION_COLOR= "othersIndicationColor"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the overview ruler shows error
	 * indicators.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_ERROR_INDICATION_IN_OVERVIEW_RULER= "errorIndicationInOverviewRuler"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the overview ruler shows warning
	 * indicators.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_WARNING_INDICATION_IN_OVERVIEW_RULER= "warningIndicationInOverviewRuler"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the overview ruler shows task
	 * indicators.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_TASK_INDICATION_IN_OVERVIEW_RULER= "taskIndicationInOverviewRuler"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the overview ruler shows
	 * bookmark indicators.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_BOOKMARK_INDICATION_IN_OVERVIEW_RULER= "bookmarkIndicationInOverviewRuler"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the overview ruler shows
	 * search result indicators.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_SEARCH_RESULT_INDICATION_IN_OVERVIEW_RULER= "searchResultIndicationInOverviewRuler"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the overview ruler shows
	 * unknown indicators.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.MarkerAnnotationPreferences}
	 */
	public final static String EDITOR_UNKNOWN_INDICATION_IN_OVERVIEW_RULER= "othersIndicationInOverviewRuler"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the 'close strings' feature
	 *  is   enabled.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public final static String EDITOR_CLOSE_STRINGS= "closeStrings"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the 'wrap strings' feature is
	 * enabled.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public final static String EDITOR_WRAP_STRINGS= "wrapStrings"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the 'escape strings' feature is
	 * enabled.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 3.0
	 */
	public final static String EDITOR_ESCAPE_STRINGS= "escapeStrings"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the 'close brackets' feature is
	 * enabled.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public final static String EDITOR_CLOSE_BRACKETS= "closeBrackets"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the 'close braces' feature is
	 * enabled.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public final static String EDITOR_CLOSE_BRACES= "closeBraces"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the 'close java docs' feature is
	 * enabled.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public final static String EDITOR_CLOSE_JAVADOCS= "closeJavaDocs"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the 'add JavaDoc tags' feature
	 * is enabled.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public final static String EDITOR_ADD_JAVADOC_TAGS= "addJavaDocTags"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the 'format Javadoc tags'
	 * feature is enabled.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public final static String EDITOR_FORMAT_JAVADOCS= "autoFormatJavaDocs"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the 'smart paste' feature is
	 * enabled.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public final static String EDITOR_SMART_PASTE= "smartPaste"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether 'paste' should update the imports.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 3.0
	 */
	public final static String EDITOR_IMPORTS_ON_PASTE= "importsOnPaste"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the 'smart home-end' feature is
	 * enabled.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 * @deprecated as of 3.3 replaced by {@link org.eclipse.ui.texteditor.AbstractDecoratedTextEditorPreferenceConstants#EDITOR_SMART_HOME_END}
	 */
	public final static String EDITOR_SMART_HOME_END= AbstractTextEditor.PREFERENCE_NAVIGATION_SMART_HOME_END;

	/**
	 * A named preference that controls whether the 'sub-word navigation' feature is
	 * enabled.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 3.0
	 */
	public final static String EDITOR_SUB_WORD_NAVIGATION= "subWordNavigation"; //$NON-NLS-1$

	/**
	 * A named preference that controls if temporary problems are evaluated and shown in the UI.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public final static String EDITOR_EVALUTE_TEMPORARY_PROBLEMS= "handleTemporaryProblems"; //$NON-NLS-1$

	/**
	 * A named preference that controls if the overview ruler is shown in the UI.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.AbstractDecoratedTextEditorPreferenceConstants}
	 */
	public final static String EDITOR_OVERVIEW_RULER= "overviewRuler"; //$NON-NLS-1$

	/**
	 * A named preference that controls if the line number ruler is shown in the UI.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.AbstractDecoratedTextEditorPreferenceConstants}
	 */
	public final static String EDITOR_LINE_NUMBER_RULER= "lineNumberRuler"; //$NON-NLS-1$

	/**
	 * A named preference that holds the color used to render line numbers inside the line number ruler.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @see #EDITOR_LINE_NUMBER_RULER
	 * @deprecated as of 3.0 replaced by {@link org.eclipse.ui.texteditor.AbstractDecoratedTextEditorPreferenceConstants}
	 */
	public final static String EDITOR_LINE_NUMBER_RULER_COLOR= "lineNumberColor"; //$NON-NLS-1$

	/**
	 * A named preference that holds the color used to render linked positions inside code templates.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @deprecated not used any longer as the linked positions are displayed as annotations
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 */
	public final static String EDITOR_LINKED_POSITION_COLOR= "linkedPositionColor"; //$NON-NLS-1$

	/**
	 * A named preference that holds the color used as the text foreground.
	 * This value has not effect if the system default color is used.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @deprecated As of 3.1, replaced by {@link AbstractTextEditor#PREFERENCE_COLOR_FOREGROUND}
	 */
	public final static String EDITOR_FOREGROUND_COLOR= AbstractTextEditor.PREFERENCE_COLOR_FOREGROUND;

	/**
	 * A named preference that describes if the system default foreground color
	 * is used as the text foreground.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @deprecated As of 3.1, replaced by {@link AbstractTextEditor#PREFERENCE_COLOR_FOREGROUND_SYSTEM_DEFAULT}
	 */
	public final static String EDITOR_FOREGROUND_DEFAULT_COLOR= AbstractTextEditor.PREFERENCE_COLOR_FOREGROUND_SYSTEM_DEFAULT;

	/**
	 * A named preference that holds the color used as the text background.
	 * This value has not effect if the system default color is used.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @deprecated As of 3.1, replaced by {@link AbstractTextEditor#PREFERENCE_COLOR_BACKGROUND}
	 */
	public final static String EDITOR_BACKGROUND_COLOR= AbstractTextEditor.PREFERENCE_COLOR_BACKGROUND;

	/**
	 * A named preference that describes if the system default background color
	 * is used as the text background.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @deprecated As of 3.1, replaced by {@link AbstractTextEditor#PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT}
	 */
	public final static String EDITOR_BACKGROUND_DEFAULT_COLOR= AbstractTextEditor.PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT;

	/**
	 * Preference key suffix for bold text style preference keys.
	 *
	 * @since 2.1
	 */
	public static final String EDITOR_BOLD_SUFFIX= "_bold"; //$NON-NLS-1$

	/**
	 * Preference key suffix for italic text style preference keys.
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_ITALIC_SUFFIX= "_italic"; //$NON-NLS-1$

	/**
	 * Preference key suffix for strikethrough text style preference keys.
	 *
	 * @since 3.1
	 */
	public static final String EDITOR_STRIKETHROUGH_SUFFIX= "_strikethrough"; //$NON-NLS-1$

	/**
	 * Preference key suffix for underline text style preference keys.
	 *
	 * @since 3.1
	 */
	public static final String EDITOR_UNDERLINE_SUFFIX= "_underline"; //$NON-NLS-1$

	/**
	 * A named preference that holds the color used to render multi-line comments.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 */
	public final static String EDITOR_MULTI_LINE_COMMENT_COLOR= IJavaColorConstants.JAVA_MULTI_LINE_COMMENT;

	/**
	 * The symbolic font name for the Java editor text font
	 * (value <code>"org.eclipse.jdt.ui.editors.textfont"</code>).
	 *
	 * @since 2.1
	 */
	public final static String EDITOR_TEXT_FONT= "org.eclipse.jdt.ui.editors.textfont"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether multi-line comments are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>. If <code>true</code> multi-line comments are rendered
	 * in bold. If <code>false</code> the are rendered using no font style attribute.
	 * </p>
	 */
	public final static String EDITOR_MULTI_LINE_COMMENT_BOLD= IJavaColorConstants.JAVA_MULTI_LINE_COMMENT + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether multi-line comments are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>. If <code>true</code> multi-line comments are rendered
	 * in italic. If <code>false</code> the are rendered using no italic font style attribute.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String EDITOR_MULTI_LINE_COMMENT_ITALIC= IJavaColorConstants.JAVA_MULTI_LINE_COMMENT + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that controls whether multi-line comments are rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>. If <code>true</code> multi-line comments are rendered
	 * in strikethrough. If <code>false</code> the are rendered using no strikethrough font style attribute.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_MULTI_LINE_COMMENT_STRIKETHROUGH= IJavaColorConstants.JAVA_MULTI_LINE_COMMENT + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether multi-line comments are rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>. If <code>true</code> multi-line comments are rendered
	 * in underline. If <code>false</code> the are rendered using no underline font style attribute.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_MULTI_LINE_COMMENT_UNDERLINE= IJavaColorConstants.JAVA_MULTI_LINE_COMMENT + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render single line comments.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 */
	public final static String EDITOR_SINGLE_LINE_COMMENT_COLOR= IJavaColorConstants.JAVA_SINGLE_LINE_COMMENT;

	/**
	 * A named preference that controls whether single line comments are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>. If <code>true</code> single line comments are rendered
	 * in bold. If <code>false</code> the are rendered using no font style attribute.
	 * </p>
	 */
	public final static String EDITOR_SINGLE_LINE_COMMENT_BOLD= IJavaColorConstants.JAVA_SINGLE_LINE_COMMENT + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether single line comments are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>. If <code>true</code> single line comments are rendered
	 * in italic. If <code>false</code> the are rendered using no italic font style attribute.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String EDITOR_SINGLE_LINE_COMMENT_ITALIC= IJavaColorConstants.JAVA_SINGLE_LINE_COMMENT + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that controls whether single line comments are rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>. If <code>true</code> single line comments are rendered
	 * in strikethrough. If <code>false</code> the are rendered using no italic font style attribute.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_SINGLE_LINE_COMMENT_STRIKETHROUGH= IJavaColorConstants.JAVA_SINGLE_LINE_COMMENT + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether single line comments are rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>. If <code>true</code> single line comments are rendered
	 * in underline. If <code>false</code> the are rendered using no italic font style attribute.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_SINGLE_LINE_COMMENT_UNDERLINE= IJavaColorConstants.JAVA_SINGLE_LINE_COMMENT + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render java keywords.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 */
	public final static String EDITOR_JAVA_KEYWORD_COLOR= IJavaColorConstants.JAVA_KEYWORD;

	/**
	 * A named preference that controls whether keywords are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public final static String EDITOR_JAVA_KEYWORD_BOLD= IJavaColorConstants.JAVA_KEYWORD + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether keywords are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String EDITOR_JAVA_KEYWORD_ITALIC= IJavaColorConstants.JAVA_KEYWORD + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that controls whether keywords are rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_JAVA_KEYWORD_STRIKETHROUGH= IJavaColorConstants.JAVA_KEYWORD + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether keywords are rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_JAVA_KEYWORD_UNDERLINE= IJavaColorConstants.JAVA_KEYWORD + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render string constants.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 */
	public final static String EDITOR_STRING_COLOR= IJavaColorConstants.JAVA_STRING;

	/**
	 * A named preference that controls whether string constants are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public final static String EDITOR_STRING_BOLD= IJavaColorConstants.JAVA_STRING + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether string constants are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String EDITOR_STRING_ITALIC= IJavaColorConstants.JAVA_STRING + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that controls whether string constants are rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_STRING_STRIKETHROUGH= IJavaColorConstants.JAVA_STRING + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether string constants are rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_STRING_UNDERLINE= IJavaColorConstants.JAVA_STRING + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render method names.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 3.0
	 * @deprecated the method name highlighting has been replaced by a semantic highlighting, see {@link org.eclipse.jdt.internal.ui.javaeditor.SemanticHighlightings#METHOD}
	 */
	public final static String EDITOR_JAVA_METHOD_NAME_COLOR= IJavaColorConstants.JAVA_METHOD_NAME;

	/**
	 * A named preference that controls whether method names are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 * @deprecated the method name highlighting has been replaced by a semantic highlighting, see {@link org.eclipse.jdt.internal.ui.javaeditor.SemanticHighlightings#METHOD}
	 */
	public final static String EDITOR_JAVA_METHOD_NAME_BOLD= IJavaColorConstants.JAVA_METHOD_NAME + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether method names are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 * @deprecated the method name highlighting has been replaced by a semantic highlighting, see {@link org.eclipse.jdt.internal.ui.javaeditor.SemanticHighlightings#METHOD}
	 */
	public final static String EDITOR_JAVA_METHOD_NAME_ITALIC= IJavaColorConstants.JAVA_METHOD_NAME + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that holds the color used to render the 'return' keyword.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 3.0
	 */
	public final static String EDITOR_JAVA_KEYWORD_RETURN_COLOR= IJavaColorConstants.JAVA_KEYWORD_RETURN;

	/**
	 * A named preference that controls whether 'return' keyword is rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String EDITOR_JAVA_KEYWORD_RETURN_BOLD= IJavaColorConstants.JAVA_KEYWORD_RETURN + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether 'return' keyword is rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String EDITOR_JAVA_KEYWORD_RETURN_ITALIC= IJavaColorConstants.JAVA_KEYWORD_RETURN + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that controls whether 'return' keyword is rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_JAVA_KEYWORD_RETURN_STRIKETHROUGH= IJavaColorConstants.JAVA_KEYWORD_RETURN + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether 'return' keyword is rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_JAVA_KEYWORD_RETURN_UNDERLINE= IJavaColorConstants.JAVA_KEYWORD_RETURN + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render operators.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 3.0
	 */
	public final static String EDITOR_JAVA_OPERATOR_COLOR= IJavaColorConstants.JAVA_OPERATOR;

	/**
	 * A named preference that controls whether operators are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String EDITOR_JAVA_OPERATOR_BOLD= IJavaColorConstants.JAVA_OPERATOR + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether operators are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String EDITOR_JAVA_OPERATOR_ITALIC= IJavaColorConstants.JAVA_OPERATOR + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that controls whether operators are rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_JAVA_OPERATOR_STRIKETHROUGH= IJavaColorConstants.JAVA_OPERATOR + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether operators are rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_JAVA_OPERATOR_UNDERLINE= IJavaColorConstants.JAVA_OPERATOR + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render brackets.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 3.3
	 */
	public final static String EDITOR_JAVA_BRACKET_COLOR= IJavaColorConstants.JAVA_BRACKET;

	/**
	 * A named preference that controls whether brackets are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.3
	 */
	public final static String EDITOR_JAVA_BRACKET_BOLD= IJavaColorConstants.JAVA_BRACKET + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether brackets are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.3
	 */
	public final static String EDITOR_JAVA_BRACKET_ITALIC= IJavaColorConstants.JAVA_BRACKET + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that controls whether brackets are rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.3
	 */
	public final static String EDITOR_JAVA_BRACKET_STRIKETHROUGH= IJavaColorConstants.JAVA_BRACKET + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether brackets are rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.3
	 */
	public final static String EDITOR_JAVA_BRACKET_UNDERLINE= IJavaColorConstants.JAVA_BRACKET + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render annotations.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 3.1
	 * @deprecated the annotation highlighting has been replaced by a semantic highlighting, see {@link org.eclipse.jdt.internal.ui.javaeditor.SemanticHighlightings#ANNOTATION}
	 */
	public final static String EDITOR_JAVA_ANNOTATION_COLOR= IJavaColorConstants.JAVA_ANNOTATION;

	/**
	 * A named preference that controls whether annotations are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 * @deprecated the annotation highlighting has been replaced by a semantic highlighting, see {@link org.eclipse.jdt.internal.ui.javaeditor.SemanticHighlightings#ANNOTATION}
	 */
	public final static String EDITOR_JAVA_ANNOTATION_BOLD= IJavaColorConstants.JAVA_ANNOTATION + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether annotations are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 * @deprecated the annotation highlighting has been replaced by a semantic highlighting, see {@link org.eclipse.jdt.internal.ui.javaeditor.SemanticHighlightings#ANNOTATION}
	 */
	public final static String EDITOR_JAVA_ANNOTATION_ITALIC= IJavaColorConstants.JAVA_ANNOTATION + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that controls whether annotations are rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 * @deprecated the annotation highlighting has been replaced by a semantic highlighting, see {@link org.eclipse.jdt.internal.ui.javaeditor.SemanticHighlightings#ANNOTATION}
	 */
	public final static String EDITOR_JAVA_ANNOTATION_STRIKETHROUGH= IJavaColorConstants.JAVA_ANNOTATION + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether annotations are rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 * @deprecated the annotation highlighting has been replaced by a semantic highlighting, see {@link org.eclipse.jdt.internal.ui.javaeditor.SemanticHighlightings#ANNOTATION}
	 */
	public final static String EDITOR_JAVA_ANNOTATION_UNDERLINE= IJavaColorConstants.JAVA_ANNOTATION + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render java default text.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 */
	public final static String EDITOR_JAVA_DEFAULT_COLOR= IJavaColorConstants.JAVA_DEFAULT;

	/**
	 * A named preference that controls whether Java default text is rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public final static String EDITOR_JAVA_DEFAULT_BOLD= IJavaColorConstants.JAVA_DEFAULT + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether Java default text is rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String EDITOR_JAVA_DEFAULT_ITALIC= IJavaColorConstants.JAVA_DEFAULT + EDITOR_ITALIC_SUFFIX;
	/**
	 * A named preference that controls whether Java default text is rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_JAVA_DEFAULT_STRIKETHROUGH= IJavaColorConstants.JAVA_DEFAULT + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether Java default text is rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_JAVA_DEFAULT_UNDERLINE= IJavaColorConstants.JAVA_DEFAULT + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render task tags.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 2.1
	 */
	public final static String EDITOR_TASK_TAG_COLOR= IJavaColorConstants.TASK_TAG;

	/**
	 * A named preference that controls whether task tags are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public final static String EDITOR_TASK_TAG_BOLD= IJavaColorConstants.TASK_TAG + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether task tags are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String EDITOR_TASK_TAG_ITALIC= IJavaColorConstants.TASK_TAG + EDITOR_ITALIC_SUFFIX;
	/**
	 * A named preference that controls whether task tags are rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_TASK_TAG_STRIKETHROUGH= IJavaColorConstants.TASK_TAG + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether task tags are rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_TASK_TAG_UNDERLINE= IJavaColorConstants.TASK_TAG + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render javadoc keywords.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 */
	public final static String EDITOR_JAVADOC_KEYWORD_COLOR= IJavaColorConstants.JAVADOC_KEYWORD;

	/**
	 * A named preference that controls whether javadoc keywords are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public final static String EDITOR_JAVADOC_KEYWORD_BOLD= IJavaColorConstants.JAVADOC_KEYWORD + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether javadoc keywords are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String EDITOR_JAVADOC_KEYWORD_ITALIC= IJavaColorConstants.JAVADOC_KEYWORD + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that controls whether javadoc keywords are rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 *
	 */
	public final static String EDITOR_JAVADOC_KEYWORD_STRIKETHROUGH= IJavaColorConstants.JAVADOC_KEYWORD + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether javadoc keywords are rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_JAVADOC_KEYWORD_UNDERLINE= IJavaColorConstants.JAVADOC_KEYWORD + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render javadoc tags.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 */
	public final static String EDITOR_JAVADOC_TAG_COLOR= IJavaColorConstants.JAVADOC_TAG;

	/**
	 * A named preference that controls whether javadoc tags are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public final static String EDITOR_JAVADOC_TAG_BOLD= IJavaColorConstants.JAVADOC_TAG + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether javadoc tags are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String EDITOR_JAVADOC_TAG_ITALIC= IJavaColorConstants.JAVADOC_TAG + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that controls whether javadoc tags are rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_JAVADOC_TAG_STRIKETHROUGH= IJavaColorConstants.JAVADOC_TAG + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether javadoc tags are rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_JAVADOC_TAG_UNDERLINE= IJavaColorConstants.JAVADOC_TAG + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render javadoc links.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 */
	public final static String EDITOR_JAVADOC_LINKS_COLOR= IJavaColorConstants.JAVADOC_LINK;

	/**
	 * A named preference that controls whether javadoc links are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public final static String EDITOR_JAVADOC_LINKS_BOLD= IJavaColorConstants.JAVADOC_LINK + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether javadoc links are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String EDITOR_JAVADOC_LINKS_ITALIC= IJavaColorConstants.JAVADOC_LINK + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that controls whether javadoc links are rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_JAVADOC_LINKS_STRIKETHROUGH= IJavaColorConstants.JAVADOC_LINK + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether javadoc links are rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_JAVADOC_LINKS_UNDERLINE= IJavaColorConstants.JAVADOC_LINK + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render javadoc default text.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 */
	public final static String EDITOR_JAVADOC_DEFAULT_COLOR= IJavaColorConstants.JAVADOC_DEFAULT;

	/**
	 * A named preference that controls whether javadoc default text is rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public final static String EDITOR_JAVADOC_DEFAULT_BOLD= IJavaColorConstants.JAVADOC_DEFAULT + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether javadoc default text is rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String EDITOR_JAVADOC_DEFAULT_ITALIC= IJavaColorConstants.JAVADOC_DEFAULT + EDITOR_ITALIC_SUFFIX;
	/**
	 * A named preference that controls whether javadoc default text is rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_JAVADOC_DEFAULT_STRIKETHROUGH= IJavaColorConstants.JAVADOC_DEFAULT + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether javadoc default text is rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public final static String EDITOR_JAVADOC_DEFAULT_UNDERLINE= IJavaColorConstants.JAVADOC_DEFAULT + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used for 'linked-mode' underline.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 2.1
	 * @deprecated As of 3.1, replaced by {@link AbstractDecoratedTextEditorPreferenceConstants#EDITOR_HYPERLINK_COLOR}
	 */
	public final static String EDITOR_LINK_COLOR= "linkColor"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether hover tool tips in the editor are turned on or off.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public static final String EDITOR_SHOW_HOVER= "org.eclipse.jdt.ui.editor.showHover"; //$NON-NLS-1$


	/**
	 * A named preference that defines the hover shown when no control key is
	 * pressed.
	 * <p>Value is of type <code>String</code>: possible values are <code>
	 * EDITOR_NO_HOVER_CONFIGURED_ID</code> or
	 * <code>EDITOR_DEFAULT_HOVER_CONFIGURED_ID</code> or the hover id of a hover
	 * contributed as <code>javaEditorTextHovers</code>.
	 * </p>
	 * @see #EDITOR_NO_HOVER_CONFIGURED_ID
	 * @see #EDITOR_DEFAULT_HOVER_CONFIGURED_ID
	 * @see JavaUI
	 * @since 2.1
	 * @deprecated As of 3.0, replaced by {@link #EDITOR_TEXT_HOVER_MODIFIERS}
	 */
	public static final String EDITOR_NONE_HOVER= "noneHover"; //$NON-NLS-1$

	/**
	 * A named preference that defines the hover shown when the
	 * <code>CTRL</code> modifier key is pressed.
	 * <p>Value is of type <code>String</code>: possible values are <code>
	 * EDITOR_NO_HOVER_CONFIGURED_ID</code> or
	 * <code>EDITOR_DEFAULT_HOVER_CONFIGURED_ID</code> or the hover id of a
	 * hover contributed as <code>javaEditorTextHovers</code>.
	 * </p>
	 * @see #EDITOR_NO_HOVER_CONFIGURED_ID
	 * @see #EDITOR_DEFAULT_HOVER_CONFIGURED_ID
	 * @see JavaUI
	 * @since 2.1
	 * @deprecated As of 3.0, replaced by {@link #EDITOR_TEXT_HOVER_MODIFIERS}
	 */
	public static final String EDITOR_CTRL_HOVER= "ctrlHover"; //$NON-NLS-1$

	/**
	 * A named preference that defines the hover shown when the
	 * <code>SHIFT</code> modifier key is pressed.
	 * <p>Value is of type <code>String</code>: possible values are <code>
	 * EDITOR_NO_HOVER_CONFIGURED_ID</code> or
	 * <code>EDITOR_DEFAULT_HOVER_CONFIGURED_ID</code> or the hover id of a
	 * hover contributed as <code>javaEditorTextHovers</code>.
	 * </p>
	 * @see #EDITOR_NO_HOVER_CONFIGURED_ID
	 * @see #EDITOR_DEFAULT_HOVER_CONFIGURED_ID
	 * @see JavaUI ID_*_HOVER
	 * @since 2.1
	 * @deprecated As of 3.0, replaced by {@link #EDITOR_TEXT_HOVER_MODIFIERS}
	 */
	public static final String EDITOR_SHIFT_HOVER= "shiftHover"; //$NON-NLS-1$

	/**
	 * A named preference that defines the hover shown when the
	 * <code>CTRL + ALT</code> modifier keys is pressed.
	 * <p>Value is of type <code>String</code>: possible values are <code>
	 * EDITOR_NO_HOVER_CONFIGURED_ID</code> or
	 * <code>EDITOR_DEFAULT_HOVER_CONFIGURED_ID</code> or the hover id of a
	 * hover contributed as <code>javaEditorTextHovers</code>.
	 * </p>
	 * @see #EDITOR_NO_HOVER_CONFIGURED_ID
	 * @see #EDITOR_DEFAULT_HOVER_CONFIGURED_ID
	 * @see JavaUI ID_*_HOVER
	 * @since 2.1
	 * @deprecated As of 3.0, replaced by {@link #EDITOR_TEXT_HOVER_MODIFIERS}
	 */
	public static final String EDITOR_CTRL_ALT_HOVER= "ctrlAltHover"; //$NON-NLS-1$

	/**
	 * A named preference that defines the hover shown when the
	 * <code>CTRL + ALT + SHIFT</code> modifier keys is pressed.
	 * <p>Value is of type <code>String</code>: possible values are <code>
	 * EDITOR_NO_HOVER_CONFIGURED_ID</code> or
	 * <code>EDITOR_DEFAULT_HOVER_CONFIGURED_ID</code> or the hover id of a
	 * hover contributed as <code>javaEditorTextHovers</code>.
	 * </p>
	 * @see #EDITOR_NO_HOVER_CONFIGURED_ID
	 * @see #EDITOR_DEFAULT_HOVER_CONFIGURED_ID
	 * @see JavaUI ID_*_HOVER
	 * @since 2.1
	 * @deprecated As of 3.0, replaced by {@link #EDITOR_TEXT_HOVER_MODIFIERS}
	 */
	public static final String EDITOR_CTRL_ALT_SHIFT_HOVER= "ctrlAltShiftHover"; //$NON-NLS-1$

	/**
	 * A named preference that defines the hover shown when the
	 * <code>CTRL + SHIFT</code> modifier keys is pressed.
	 * <p>Value is of type <code>String</code>: possible values are <code>
	 * EDITOR_NO_HOVER_CONFIGURED_ID</code> or
	 * <code>EDITOR_DEFAULT_HOVER_CONFIGURED_ID</code> or the hover id of a
	 * hover contributed as <code>javaEditorTextHovers</code>.
	 * </p>
	 * @see #EDITOR_NO_HOVER_CONFIGURED_ID
	 * @see #EDITOR_DEFAULT_HOVER_CONFIGURED_ID
	 * @see JavaUI ID_*_HOVER
	 * @since 2.1
	 * @deprecated As of 3.0, replaced by {@link #EDITOR_TEXT_HOVER_MODIFIERS}
	 */
	public static final String EDITOR_CTRL_SHIFT_HOVER= "ctrlShiftHover"; //$NON-NLS-1$

	/**
	 * A named preference that defines the hover shown when the
	 * <code>ALT</code> modifier key is pressed.
	 * <p>Value is of type <code>String</code>: possible values are <code>
	 * EDITOR_NO_HOVER_CONFIGURED_ID</code>,
	 * <code>EDITOR_DEFAULT_HOVER_CONFIGURED_ID</code>  or the hover id of a
	 * hover contributed as <code>javaEditorTextHovers</code>.
	 * </p>
	 * @see #EDITOR_NO_HOVER_CONFIGURED_ID
	 * @see #EDITOR_DEFAULT_HOVER_CONFIGURED_ID
	 * @see JavaUI ID_*_HOVER
	 * @deprecated As of 3.0, replaced by {@link #EDITOR_TEXT_HOVER_MODIFIERS}
	 * @since 2.1
	 */
	public static final String EDITOR_ALT_SHIFT_HOVER= "altShiftHover"; //$NON-NLS-1$

	/**
	 * A string value used by the named preferences for hover configuration to
	 * describe that no hover should be shown for the given key modifiers.
	 * @deprecated As of 3.0, replaced by {@link #EDITOR_TEXT_HOVER_MODIFIERS}
	 * @since 2.1
	 */
	public static final String EDITOR_NO_HOVER_CONFIGURED_ID= "noHoverConfiguredId"; //$NON-NLS-1$

	/**
	 * A string value used by the named preferences for hover configuration to
	 * describe that the default hover should be shown for the given key
	 * modifiers. The default hover is described by the
	 * <code>EDITOR_DEFAULT_HOVER</code> property.
	 * @since 2.1
	 * @deprecated As of 3.0, replaced by {@link #EDITOR_TEXT_HOVER_MODIFIERS}
	 */
	public static final String EDITOR_DEFAULT_HOVER_CONFIGURED_ID= "defaultHoverConfiguredId"; //$NON-NLS-1$

	/**
	 * A named preference that defines the hover named the 'default hover'.
	 * Value is of type <code>String</code>: possible values are <code>
	 * EDITOR_NO_HOVER_CONFIGURED_ID</code> or the hover id of a hover
	 * contributed as <code>javaEditorTextHovers</code>.
	 * </p>
	 * @since 2.1
	 * @deprecated As of 3.0, replaced by {@link #EDITOR_TEXT_HOVER_MODIFIERS}
	 */
	public static final String EDITOR_DEFAULT_HOVER= "defaultHover"; //$NON-NLS-1$

	/**
	 * A named preference that controls if segmented view (show selected element only) is turned on or off.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public static final String EDITOR_SHOW_SEGMENTS= "org.eclipse.jdt.ui.editor.showSegments"; //$NON-NLS-1$

	/**
	 * A named preference that controls if browser like links are turned on or off.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 2.1
	 * @deprecated As of 3.1, replaced by {@link AbstractDecoratedTextEditorPreferenceConstants#EDITOR_HYPERLINKS_ENABLED}
	 */
	public static final String EDITOR_BROWSER_LIKE_LINKS= "browserLikeLinks"; //$NON-NLS-1$

	/**
	 * A named preference that controls the key modifier for browser like links.
	 * <p>
	 * Value is of type <code>String</code>.
	 * </p>
	 *
	 * @since 2.1
	 * @deprecated As of 3.1, replaced by {@link AbstractDecoratedTextEditorPreferenceConstants#EDITOR_HYPERLINK_KEY_MODIFIER}
	 */
	public static final String EDITOR_BROWSER_LIKE_LINKS_KEY_MODIFIER= "browserLikeLinksKeyModifier"; //$NON-NLS-1$

	/**
	 * A named preference that controls the key modifier mask for browser like links.
	 * The value is only used if the value of <code>EDITOR_BROWSER_LIKE_LINKS</code>
	 * cannot be resolved to valid SWT modifier bits.
	 * <p>
	 * Value is of type <code>String</code>.
	 * </p>
	 *
	 * @see #EDITOR_BROWSER_LIKE_LINKS_KEY_MODIFIER
	 * @since 2.1.1
	 * @deprecated As of 3.1, replaced by {@link AbstractDecoratedTextEditorPreferenceConstants#EDITOR_HYPERLINK_KEY_MODIFIER_MASK}
	 */
	public static final String EDITOR_BROWSER_LIKE_LINKS_KEY_MODIFIER_MASK= "browserLikeLinksKeyModifierMask"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether occurrences are marked in the editor.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_MARK_OCCURRENCES= "markOccurrences"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether occurrences are sticky in the editor.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_STICKY_OCCURRENCES= "stickyOccurrences"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether type occurrences are marked.
	 * Only valid if {@link #EDITOR_MARK_OCCURRENCES} is <code>true</code>.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_MARK_TYPE_OCCURRENCES= "markTypeOccurrences"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether method occurrences are marked.
	 * Only valid if {@link #EDITOR_MARK_OCCURRENCES} is <code>true</code>.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_MARK_METHOD_OCCURRENCES= "markMethodOccurrences"; //$NON-NLS-1$
	/**
	 * A named preference that controls whether non-constant field occurrences are marked.
	 * Only valid if {@link #EDITOR_MARK_OCCURRENCES} is <code>true</code>.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_MARK_FIELD_OCCURRENCES= "markFieldOccurrences"; //$NON-NLS-1$
	/**
	 * A named preference that controls whether constant (static final) occurrences are marked.
	 * Only valid if {@link #EDITOR_MARK_OCCURRENCES} is <code>true</code>.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_MARK_CONSTANT_OCCURRENCES= "markConstantOccurrences"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether local variable occurrences are marked.
	 * Only valid if {@link #EDITOR_MARK_OCCURRENCES} is <code>true</code>.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_MARK_LOCAL_VARIABLE_OCCURRENCES= "markLocalVariableOccurrences"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether exception occurrences are marked.
	 * Only valid if {@link #EDITOR_MARK_OCCURRENCES} is <code>true</code>.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_MARK_EXCEPTION_OCCURRENCES= "markExceptionOccurrences"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether method exit points are marked.
	 * Only valid if {@link #EDITOR_MARK_OCCURRENCES} is <code>true</code>.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_MARK_METHOD_EXIT_POINTS= "markMethodExitPoints"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether targets for of <code>break</code> and <code>continue</code> statements are marked.
	 * Only valid if {@link #EDITOR_MARK_OCCURRENCES} is <code>true</code>.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.2
	 */
	public static final String EDITOR_MARK_BREAK_CONTINUE_TARGETS= "markBreakContinueTargets"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether method exit points are marked.
	 * Only valid if {@link #EDITOR_MARK_OCCURRENCES} is <code>true</code>.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String EDITOR_MARK_IMPLEMENTORS= "markImplementors"; //$NON-NLS-1$

	/**
	 * A named preference prefix for semantic highlighting preferences.
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_SEMANTIC_HIGHLIGHTING_PREFIX="semanticHighlighting."; //$NON-NLS-1$

	/**
	 * A named preference that controls if semantic highlighting is enabled.
	 * <p>
	 * Value is of type <code>Boolean</code>:<code>true</code> if enabled.
	 * </p>
	 *
	 * @since 3.0
	 * @deprecated As of 3.1, this preference is not used or set any longer; see
	 *             {@link SemanticHighlightings#affectsEnablement(IPreferenceStore, org.eclipse.jface.util.PropertyChangeEvent)}
	 */
	public static final String EDITOR_SEMANTIC_HIGHLIGHTING_ENABLED=EDITOR_SEMANTIC_HIGHLIGHTING_PREFIX + "enabled"; //$NON-NLS-1$

	/**
	 * A named preference suffix that controls a semantic highlighting's color.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 3.0
	 */
	public static final String EDITOR_SEMANTIC_HIGHLIGHTING_COLOR_SUFFIX=".color"; //$NON-NLS-1$

	/**
	 * A named preference suffix that controls if semantic highlighting has the text attribute bold.
	 * <p>
	 * Value is of type <code>Boolean</code>: <code>true</code> if bold.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_SEMANTIC_HIGHLIGHTING_BOLD_SUFFIX=".bold"; //$NON-NLS-1$

	/**
	 * A named preference suffix that controls if semantic highlighting has the text attribute italic.
	 * <p>
	 * Value is of type <code>Boolean</code>: <code>true</code> if italic.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_SEMANTIC_HIGHLIGHTING_ITALIC_SUFFIX=".italic"; //$NON-NLS-1$

	/**
	 * A named preference suffix that controls if semantic highlighting has the text attribute strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>: <code>true</code> if strikethrough.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String EDITOR_SEMANTIC_HIGHLIGHTING_STRIKETHROUGH_SUFFIX=".strikethrough"; //$NON-NLS-1$

	/**
	 * A named preference suffix that controls if semantic highlighting has the text attribute underline.
	 * <p>
	 * Value is of type <code>Boolean</code>: <code>true</code> if underline.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String EDITOR_SEMANTIC_HIGHLIGHTING_UNDERLINE_SUFFIX=".underline"; //$NON-NLS-1$

	/**
	 * A named preference suffix that controls if semantic highlighting is enabled.
	 * <p>
	 * Value is of type <code>Boolean</code>: <code>true</code> if enabled.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_SEMANTIC_HIGHLIGHTING_ENABLED_SUFFIX=".enabled"; //$NON-NLS-1$

	/**
	 * A named preference that controls disabling of the overwrite mode.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 * @deprecated as of 3.1 replaced by {@link AbstractDecoratedTextEditorPreferenceConstants#EDITOR_DISABLE_OVERWRITE_MODE}
	 */
	public static final String EDITOR_DISABLE_OVERWRITE_MODE= "disable_overwrite_mode"; //$NON-NLS-1$

	/**
	 * A named preference that controls the "smart semicolon" smart typing handler.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_SMART_SEMICOLON= "smart_semicolon"; //$NON-NLS-1$

	/**
	 * A named preference that controls the smart backspace behavior.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_SMART_BACKSPACE= "smart_backspace"; //$NON-NLS-1$

	/**
	 * A named preference that controls the "smart opening brace" smart typing handler.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_SMART_OPENING_BRACE= "smart_opening_brace"; //$NON-NLS-1$

	/**
	 * A named preference that controls the smart tab behavior.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_SMART_TAB= "smart_tab"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether Java comments should be
	 * spell checked.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @deprecated since 3.1, use {@link org.eclipse.ui.texteditor.spelling.SpellingService#PREFERENCE_SPELLING_ENABLED}
	 *             and {@link org.eclipse.ui.texteditor.spelling.SpellingService#PREFERENCE_SPELLING_ENGINE}
	 * @since 3.0
	 */
	public final static String SPELLING_CHECK_SPELLING= "spelling_check_spelling"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether words containing digits should
	 * be skipped during spell checking.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String SPELLING_IGNORE_DIGITS= "spelling_ignore_digits"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether mixed case words should be
	 * skipped during spell checking.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String SPELLING_IGNORE_MIXED= "spelling_ignore_mixed"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether sentence capitalization should
	 * be ignored during spell checking.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String SPELLING_IGNORE_SENTENCE= "spelling_ignore_sentence"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether upper case words should be
	 * skipped during spell checking.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String SPELLING_IGNORE_UPPER= "spelling_ignore_upper"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether URLs should be ignored during
	 * spell checking.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String SPELLING_IGNORE_URLS= "spelling_ignore_urls"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether single letters
	 * should be ignored during spell checking.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.3
	 */
	public final static String SPELLING_IGNORE_SINGLE_LETTERS= "spelling_ignore_single_letters"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether '&' in
	 * Java properties files are ignored.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.3
	 */
	public final static String SPELLING_IGNORE_AMPERSAND_IN_PROPERTIES= "spelling_ignore_ampersand_in_properties"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether non-letters at word boundaries
	 * should be ignored during spell checking.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.3
	 */
	public final static String SPELLING_IGNORE_NON_LETTERS= "spelling_ignore_non_letters"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether Java strings
	 * should be ignored during spell checking.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.4
	 */
	public static final String SPELLING_IGNORE_JAVA_STRINGS= "spelling_ignore_java_strings"; //$NON-NLS-1$;

	/**
	 * A named preference that controls the locale used for spell checking.
	 * <p>
	 * Value is of type <code>String</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String SPELLING_LOCALE= "spelling_locale"; //$NON-NLS-1$

	/**
	 * A named preference that controls the number of proposals offered during
	 * spell checking.
	 * <p>
	 * Value is of type <code>Integer</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String SPELLING_PROPOSAL_THRESHOLD= "spelling_proposal_threshold"; //$NON-NLS-1$

	/**
	 * A named preference that controls the maximum number of problems reported during spell checking.
	 * <p>
	 * Value is of type <code>Integer</code>.
	 * </p>
	 *
	 * @since 3.4
	 */
	public final static String SPELLING_PROBLEMS_THRESHOLD= "spelling_problems_threshold"; //$NON-NLS-1$

	/**
	 * A named preference that specifies the workspace user dictionary.
	 * <p>
	 * Value is of type <code>Integer</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String SPELLING_USER_DICTIONARY= "spelling_user_dictionary"; //$NON-NLS-1$

	/**
	 * A named preference that specifies encoding of the workspace user dictionary.
	 * <p>
	 * Value is of type <code>String</code>.
	 * </p>
	 *
	 * @since 3.3
	 */
	public final static String SPELLING_USER_DICTIONARY_ENCODING= "spelling_user_dictionary_encoding"; //$NON-NLS-1$

	/**
	 * A named preference that specifies whether spelling dictionaries are available to content assist.
	 *
	 * <strong>Note:</strong> This is currently not supported because the spelling engine
	 * cannot return word proposals but only correction proposals.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String SPELLING_ENABLE_CONTENTASSIST= "spelling_enable_contentassist"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether code snippets are formatted
	 * in Javadoc comments.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 * @deprecated As of 3.1, replaced by {@link org.eclipse.jdt.core.formatter.DefaultCodeFormatterConstants#FORMATTER_COMMENT_FORMAT_SOURCE}
	 */
	public final static String FORMATTER_COMMENT_FORMATSOURCE= "comment_format_source_code"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether description of Javadoc
	 * parameters are indented.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 * @deprecated As of 3.1, replaced by {@link org.eclipse.jdt.core.formatter.DefaultCodeFormatterConstants#FORMATTER_COMMENT_INDENT_PARAMETER_DESCRIPTION}
	 */
	public final static String FORMATTER_COMMENT_INDENTPARAMETERDESCRIPTION= "comment_indent_parameter_description"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether the header comment of
	 * a Java source file is formatted.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 * @deprecated As of 3.1, replaced by {@link org.eclipse.jdt.core.formatter.DefaultCodeFormatterConstants#FORMATTER_COMMENT_FORMAT_HEADER}
	 */
	public final static String FORMATTER_COMMENT_FORMATHEADER= "comment_format_header"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether Javadoc root tags
	 * are indented.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 * @deprecated As of 3.1, replaced by {@link org.eclipse.jdt.core.formatter.DefaultCodeFormatterConstants#FORMATTER_COMMENT_INDENT_ROOT_TAGS}
	 */
	public final static String FORMATTER_COMMENT_INDENTROOTTAGS= "comment_indent_root_tags"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether Javadoc comments
	 * are formatted by the content formatter.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 * @deprecated As of 3.1, replaced by {@link org.eclipse.jdt.core.formatter.DefaultCodeFormatterConstants#FORMATTER_COMMENT_FORMAT}
	 */
	public final static String FORMATTER_COMMENT_FORMAT= "comment_format_comments"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether a new line is inserted
	 * after Javadoc root tag parameters.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 * @deprecated As of 3.1, replaced by {@link org.eclipse.jdt.core.formatter.DefaultCodeFormatterConstants#FORMATTER_COMMENT_INSERT_NEW_LINE_FOR_PARAMETER}
	 */
	public final static String FORMATTER_COMMENT_NEWLINEFORPARAMETER= "comment_new_line_for_parameter"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether an empty line is inserted before
	 * the Javadoc root tag block.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 * @deprecated As of 3.1, replaced by {@link org.eclipse.jdt.core.formatter.DefaultCodeFormatterConstants#FORMATTER_COMMENT_INSERT_EMPTY_LINE_BEFORE_ROOT_TAGS}
	 */
	public final static String FORMATTER_COMMENT_SEPARATEROOTTAGS= "comment_separate_root_tags"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether blank lines are cleared during formatting.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 * @deprecated As of 3.1, replaced by {@link org.eclipse.jdt.core.formatter.DefaultCodeFormatterConstants#FORMATTER_COMMENT_CLEAR_BLANK_LINES}
	 */
	public final static String FORMATTER_COMMENT_CLEARBLANKLINES= "comment_clear_blank_lines"; //$NON-NLS-1$

	/**
	 * A named preference that controls the line length of comments.
	 * <p>
	 * Value is of type <code>Integer</code>. The value must be at least 4 for reasonable formatting.
	 * </p>
	 *
	 * @since 3.0
	 * @deprecated As of 3.1, replaced by {@link org.eclipse.jdt.core.formatter.DefaultCodeFormatterConstants#FORMATTER_COMMENT_LINE_LENGTH}
	 */
	public final static String FORMATTER_COMMENT_LINELENGTH= "comment_line_length"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether HTML tags are formatted.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 * @deprecated As of 3.1, replaced by {@link org.eclipse.jdt.core.formatter.DefaultCodeFormatterConstants#FORMATTER_COMMENT_FORMAT_HTML}
	 */
	public final static String FORMATTER_COMMENT_FORMATHTML= "comment_format_html"; //$NON-NLS-1$

	/**
	 * A named preference that controls if the Java code assist gets auto activated.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public final static String CODEASSIST_AUTOACTIVATION= "content_assist_autoactivation"; //$NON-NLS-1$

	/**
	 * A name preference that holds the auto activation delay time in milliseconds.
	 * <p>
	 * Value is of type <code>Integer</code>.
	 * </p>
	 */
	public final static String CODEASSIST_AUTOACTIVATION_DELAY= "content_assist_autoactivation_delay"; //$NON-NLS-1$

	/**
	 * A named preference that controls if code assist contains only visible proposals.
	 * <p>
	 * Value is of type <code>Boolean</code>. if <code>true</code> code assist only contains visible members. If
	 * <code>false</code> all members are included.
	 * </p>
	 */
	public final static String CODEASSIST_SHOW_VISIBLE_PROPOSALS= "content_assist_show_visible_proposals"; //$NON-NLS-1$

	/**
	 * A named preference that controls if the Java code assist inserts a
	 * proposal automatically if only one proposal is available.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public final static String CODEASSIST_AUTOINSERT= "content_assist_autoinsert"; //$NON-NLS-1$

	/**
	 * A named preference that controls if the Java code assist adds import
	 * statements.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public final static String CODEASSIST_ADDIMPORT= "content_assist_add_import"; //$NON-NLS-1$

	/**
	 * A named preference that controls if the Java code assist only inserts
	 * completions. If set to false the proposals can also _replace_ code.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public final static String CODEASSIST_INSERT_COMPLETION= "content_assist_insert_completion"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether code assist proposals filtering is case sensitive or not.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public final static String CODEASSIST_CASE_SENSITIVITY= "content_assist_case_sensitivity"; //$NON-NLS-1$

	/**
	 * A named preference that defines if code assist proposals are sorted in alphabetical order.
	 * <p>
	 * Value is of type <code>Boolean</code>. If <code>true</code> that are sorted in alphabetical
	 * order. If <code>false</code> that are unsorted.
	 * </p>
	 * @deprecated use {@link #CODEASSIST_SORTER} instead
	 */
	public final static String CODEASSIST_ORDER_PROPOSALS= "content_assist_order_proposals"; //$NON-NLS-1$

	/**
	 * A named preference that controls if argument names are filled in when a method is selected from as list
	 * of code assist proposal.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public final static String CODEASSIST_FILL_ARGUMENT_NAMES= "content_assist_fill_method_arguments"; //$NON-NLS-1$

	/**
	 * A named preference that controls if method arguments are guessed when a
	 * method is selected from as list of code assist proposal.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 2.1
	 */
	public final static String CODEASSIST_GUESS_METHOD_ARGUMENTS= "content_assist_guess_method_arguments"; //$NON-NLS-1$

	/**
	 * A named preference that holds the characters that auto activate code assist in Java code.
	 * <p>
	 * Value is of type <code>String</code>. All characters that trigger auto code assist in Java code.
	 * </p>
	 */
	public final static String CODEASSIST_AUTOACTIVATION_TRIGGERS_JAVA= "content_assist_autoactivation_triggers_java"; //$NON-NLS-1$

	/**
	 * A named preference that holds the characters that auto activate code assist in Javadoc.
	 * <p>
	 * Value is of type <code>String</code>. All characters that trigger auto code assist in Javadoc.
	 * </p>
	 */
	public final static String CODEASSIST_AUTOACTIVATION_TRIGGERS_JAVADOC= "content_assist_autoactivation_triggers_javadoc"; //$NON-NLS-1$

	/**
	 * A named preference that holds the background color used in the code assist selection dialog.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @deprecated As of 3.4, replaced by {@link JFacePreferences#CONTENT_ASSIST_BACKGROUND_COLOR},
	 */
	public final static String CODEASSIST_PROPOSALS_BACKGROUND= "content_assist_proposals_background"; //$NON-NLS-1$

	/**
	 * A named preference that holds the foreground color used in the code assist selection dialog.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @deprecated As of 3.4, replaced by {@link JFacePreferences#CONTENT_ASSIST_FOREGROUND_COLOR},
	 */
	public final static String CODEASSIST_PROPOSALS_FOREGROUND= "content_assist_proposals_foreground"; //$NON-NLS-1$

	/**
	 * A named preference that holds the background color used for parameter hints.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 */
	public final static String CODEASSIST_PARAMETERS_BACKGROUND= "content_assist_parameters_background"; //$NON-NLS-1$

	/**
	 * A named preference that holds the foreground color used in the code assist selection dialog.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 */
	public final static String CODEASSIST_PARAMETERS_FOREGROUND= "content_assist_parameters_foreground"; //$NON-NLS-1$

	/**
	 * A named preference that holds the background color used in the code
	 * assist selection dialog to mark replaced code.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 2.1
	 */
	public final static String CODEASSIST_REPLACEMENT_BACKGROUND= "content_assist_completion_replacement_background"; //$NON-NLS-1$

	/**
	 * A named preference that holds the foreground color used in the code
	 * assist selection dialog to mark replaced code.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 2.1
	 */
	public final static String CODEASSIST_REPLACEMENT_FOREGROUND= "content_assist_completion_replacement_foreground"; //$NON-NLS-1$

	/**
	 * A named preference that holds the favorite static members.
	 * <p>
	 * Value is of type <code>String</code>: semicolon separated list of favorites.
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 3.3
	 */
	public final static String CODEASSIST_FAVORITE_STATIC_MEMBERS= "content_assist_favorite_static_members"; //$NON-NLS-1$


	/**
	 * A named preference that controls the behavior of the refactoring wizard for showing the error page.
	 * <p>
	 * Value is of type <code>String</code>. Valid values are:
	 * <code>REFACTOR_FATAL_SEVERITY</code>,
	 * <code>REFACTOR_ERROR_SEVERITY</code>,
	 * <code>REFACTOR_WARNING_SEVERITY</code>
	 * <code>REFACTOR_INFO_SEVERITY</code>,
	 * <code>REFACTOR_OK_SEVERITY</code>.
	 * </p>
	 *
	 * @see #REFACTOR_FATAL_SEVERITY
	 * @see #REFACTOR_ERROR_SEVERITY
	 * @see #REFACTOR_WARNING_SEVERITY
	 * @see #REFACTOR_INFO_SEVERITY
	 * @see #REFACTOR_OK_SEVERITY
	 *
	 * @deprecated Use method {@link org.eclipse.ltk.core.refactoring.RefactoringCore#getConditionCheckingFailedSeverity()}.
	 */
	public static final String REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD= "Refactoring.ErrorPage.severityThreshold"; //$NON-NLS-1$

	/**
	 * A string value used by the named preference <code>REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD</code>.
	 *
	 * @see #REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD
	 * @deprecated Use constant {@link org.eclipse.ltk.core.refactoring.RefactoringStatus#FATAL}
	 */
	public static final String REFACTOR_FATAL_SEVERITY= "4"; //$NON-NLS-1$

	/**
	 * A string value used by the named preference <code>REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD</code>.
	 *
	 * @see #REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD
	 * @deprecated Use constant {@link org.eclipse.ltk.core.refactoring.RefactoringStatus#ERROR}
	 */
	public static final String REFACTOR_ERROR_SEVERITY= "3"; //$NON-NLS-1$

	/**
	 * A string value used by the named preference <code>REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD</code>.
	 *
	 * @see #REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD
	 * @deprecated Use constant {@link org.eclipse.ltk.core.refactoring.RefactoringStatus#WARNING}
	 */
	public static final String REFACTOR_WARNING_SEVERITY= "2"; //$NON-NLS-1$

	/**
	 * A string value used by the named preference <code>REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD</code>.
	 *
	 * @see #REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD
	 * @deprecated Use constant {@link org.eclipse.ltk.core.refactoring.RefactoringStatus#INFO}
	 */
	public static final String REFACTOR_INFO_SEVERITY= "1"; //$NON-NLS-1$

	/**
	 * A string value used by the named preference <code>REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD</code>.
	 *
	 * @see #REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD
	 * @deprecated Use constant {@link org.eclipse.ltk.core.refactoring.RefactoringStatus#OK}
	 */
	public static final String REFACTOR_OK_SEVERITY= "0"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether all dirty editors are automatically saved before a refactoring is
	 * executed.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 */
	public static final String REFACTOR_SAVE_ALL_EDITORS= "Refactoring.savealleditors"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether certain refactorings use a lightweight UI when
	 * started from a Java editor.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * <p>
	 * Note: this is work in progress and may change any time
	 * </p>
	 * @since 3.3
	 */
	public static final String REFACTOR_LIGHTWEIGHT= "Refactor.lightweight"; //$NON-NLS-1$

	/**
	 * A named preference that controls a reduced search menu is used in the Java editors.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 * @since 3.0
	 */
	public static final String SEARCH_USE_REDUCED_MENU= "Search.usereducemenu"; //$NON-NLS-1$

	/**
	 * A named preference that controls if the Java Browsing views are linked to the active editor.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 */
	public static final String BROWSING_LINK_VIEW_TO_EDITOR= "org.eclipse.jdt.ui.browsing.linktoeditor"; //$NON-NLS-1$

	/**
	 * A named preference that controls the layout of the Java Browsing views vertically. Boolean value.
	 * <p>
	 * Value is of type <code>Boolean</code>. If <code>true</code> the views are stacked vertical.
	 * If <code>false</code> they are stacked horizontal.
	 * </p>
	 */
	public static final String BROWSING_STACK_VERTICALLY= "org.eclipse.jdt.ui.browsing.stackVertically"; //$NON-NLS-1$


	/**
	 * A named preference that controls if templates are formatted when applied.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 2.1
	 */
	public static final String TEMPLATES_USE_CODEFORMATTER= "org.eclipse.jdt.ui.template.format"; //$NON-NLS-1$

	/**
	 * A named preference that controls which profile is used by the code formatter.
	 * <p>
	 * Value is of type <code>String</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String FORMATTER_PROFILE= "formatter_profile"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether annotation roll over is used or not.
	 * <p>
	 * Value is of type <code>Boolean</code>. If <code>true</code> the annotation ruler column
	 * uses a roll over to display multiple annotations
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_ANNOTATION_ROLL_OVER= "editor_annotation_roll_over"; //$NON-NLS-1$

	/**
	 * A named preference that controls if content assist inserts the common
	 * prefix of all proposals before presenting choices.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public final static String CODEASSIST_PREFIX_COMPLETION= "content_assist_prefix_completion"; //$NON-NLS-1$

	/**
	 * A named preference that controls which completion proposal categories
	 * have been excluded from the default proposal list.
	 * <p>
	 * Value is of type <code>String</code>, a "\0"-separated list of identifiers.
	 * </p>
	 *
	 * @see #getExcludedCompletionProposalCategories()
	 * @see #setExcludedCompletionProposalCategories(String[])
	 * @since 3.2
	 */
	public static final String CODEASSIST_EXCLUDED_CATEGORIES= "content_assist_disabled_computers"; //$NON-NLS-1$

	/**
	 * A named preference that controls which the order of the specific code assist commands.
	 * <p>
	 * Value is of type <code>String</code>, a "\0"-separated list with categoryId:cycleState where
	 * <ul>
	 * <li>categoryId is the <code>String</code> holding the category ID</li>
	 * <li>cycleState is an <code>int</code> which specifies the rank and the enablement:
	 * <ul>
	 *		<li>enabled= cycleState < 65535</li>
	 *		<li>rank= enabled ? cycleState : cycleState - 65535)</li>
	 * </ul></li>
	 * </ul>
	 * 
	 * </p>
	 * 
	 * @since 3.2
	 */
	public static final String CODEASSIST_CATEGORY_ORDER= "content_assist_category_order"; //$NON-NLS-1$

	/**
	 * A named preference that controls whether folding is enabled in the Java editor.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_FOLDING_ENABLED= "editor_folding_enabled"; //$NON-NLS-1$

	/**
	 * A named preference that stores the configured folding provider.
	 * <p>
	 * Value is of type <code>String</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_FOLDING_PROVIDER= "editor_folding_provider"; //$NON-NLS-1$

	/**
	 * A named preference that stores the value for Javadoc folding for the default folding provider.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_FOLDING_JAVADOC= "editor_folding_default_javadoc"; //$NON-NLS-1$

	/**
	 * A named preference that stores the value for inner type folding for the default folding provider.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_FOLDING_INNERTYPES= "editor_folding_default_innertypes"; //$NON-NLS-1$

	/**
	 * A named preference that stores the value for method folding for the default folding provider.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_FOLDING_METHODS= "editor_folding_default_methods"; //$NON-NLS-1$

	/**
	 * A named preference that stores the value for imports folding for the default folding provider.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.0
	 */
	public static final String EDITOR_FOLDING_IMPORTS= "editor_folding_default_imports"; //$NON-NLS-1$

	/**
	 * A named preference that stores the value for header comment folding for the default folding provider.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String EDITOR_FOLDING_HEADERS= "editor_folding_default_headers"; //$NON-NLS-1$


	//---------- Properties File Editor ----------

	/**
	 * The symbolic font name for the Java properties file editor text font
	 * (value <code>"org.eclipse.jdt.ui.PropertiesFileEditor.textfont"</code>).
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_EDITOR_TEXT_FONT= "org.eclipse.jdt.ui.PropertiesFileEditor.textfont"; //$NON-NLS-1$

	/**
	 * A named preference that holds the color used to render keys in a properties file.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_KEY= IJavaColorConstants.PROPERTIES_FILE_COLORING_KEY;

	/**
	 * A named preference that controls whether keys in a properties file are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_KEY_BOLD= PROPERTIES_FILE_COLORING_KEY + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether keys in a properties file are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_KEY_ITALIC= PROPERTIES_FILE_COLORING_KEY + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that controls whether keys in a properties file are rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_KEY_STRIKETHROUGH= PROPERTIES_FILE_COLORING_KEY + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether keys in a properties file are rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_KEY_UNDERLINE= PROPERTIES_FILE_COLORING_KEY + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render comments in a properties file.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_COMMENT= IJavaColorConstants.PROPERTIES_FILE_COLORING_COMMENT;

	/**
	 * A named preference that controls whether comments in a properties file are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_COMMENT_BOLD= PROPERTIES_FILE_COLORING_COMMENT + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether comments in a properties file are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_COMMENT_ITALIC= PROPERTIES_FILE_COLORING_COMMENT + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that controls whether comments in a properties file are rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_COMMENT_STRIKETHROUGH= PROPERTIES_FILE_COLORING_COMMENT + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether comments in a properties file are rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_COMMENT_UNDERLINE= PROPERTIES_FILE_COLORING_COMMENT + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render values in a properties file.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_VALUE= IJavaColorConstants.PROPERTIES_FILE_COLORING_VALUE;

	/**
	 * A named preference that controls whether values in a properties file are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_VALUE_BOLD= PROPERTIES_FILE_COLORING_VALUE + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether values in a properties file are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_VALUE_ITALIC= PROPERTIES_FILE_COLORING_VALUE + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that controls whether values in a properties file are rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_VALUE_STRIKETHROUGH= PROPERTIES_FILE_COLORING_VALUE + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether values in a properties file are rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_VALUE_UNDERLINE= PROPERTIES_FILE_COLORING_VALUE + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render assignments in a properties file.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_ASSIGNMENT= IJavaColorConstants.PROPERTIES_FILE_COLORING_ASSIGNMENT;

	/**
	 * A named preference that controls whether assignments in a properties file are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_ASSIGNMENT_BOLD= PROPERTIES_FILE_COLORING_ASSIGNMENT + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether assignments in a properties file are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_ASSIGNMENT_ITALIC= PROPERTIES_FILE_COLORING_ASSIGNMENT + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that controls whether assignments in a properties file are rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_ASSIGNMENT_STRIKETHROUGH= PROPERTIES_FILE_COLORING_ASSIGNMENT + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether assignments in a properties file are rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_ASSIGNMENT_UNDERLINE= PROPERTIES_FILE_COLORING_ASSIGNMENT + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that holds the color used to render arguments in a properties file.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_ARGUMENT= IJavaColorConstants.PROPERTIES_FILE_COLORING_ARGUMENT;

	/**
	 * A named preference that controls whether arguments in a properties file are rendered in bold.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_ARGUMENT_BOLD= PROPERTIES_FILE_COLORING_ARGUMENT + EDITOR_BOLD_SUFFIX;

	/**
	 * A named preference that controls whether arguments in a properties file are rendered in italic.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_ARGUMENT_ITALIC= PROPERTIES_FILE_COLORING_ARGUMENT + EDITOR_ITALIC_SUFFIX;

	/**
	 * A named preference that controls whether arguments in a properties file are rendered in strikethrough.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_ARGUMENT_STRIKETHROUGH= PROPERTIES_FILE_COLORING_ARGUMENT + EDITOR_STRIKETHROUGH_SUFFIX;

	/**
	 * A named preference that controls whether arguments in a properties file are rendered in underline.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @since 3.1
	 */
	public static final String PROPERTIES_FILE_COLORING_ARGUMENT_UNDERLINE= PROPERTIES_FILE_COLORING_ARGUMENT + EDITOR_UNDERLINE_SUFFIX;

	/**
	 * A named preference that stores the content assist LRU history
	 * <p>
	 * Value is an XML encoded version of the history.
	 * </p>
	 *
	 * @see org.eclipse.jdt.internal.ui.text.java.ContentAssistHistory#load(org.eclipse.core.runtime.Preferences, String)
	 * @since 3.2
	 */
	public static final String CODEASSIST_LRU_HISTORY= "content_assist_lru_history"; //$NON-NLS-1$

	/**
	 * A named preference that stores the content assist sorter id.
	 * <p>
	 * Value is a {@link String}.
	 * </p>
	 *
	 * @see ProposalSorterRegistry
	 * @since 3.2
	 */
	public static final String CODEASSIST_SORTER= "content_assist_sorter"; //$NON-NLS-1$

	/**
	 * A named preference that holds the source hover background color.
	 * <p>
	 * Value is of type <code>String</code>. A RGB color value encoded as a string
	 * using class <code>PreferenceConverter</code>
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 3.3
	 */
	public final static String EDITOR_SOURCE_HOVER_BACKGROUND_COLOR= "sourceHoverBackgroundColor"; //$NON-NLS-1$

	/**
	 * A named preference that tells whether to use the system
	 * default color ({@link SWT#COLOR_INFO_BACKGROUND}) for
	 * the source hover background color.
	 * <p>
	 * Value is of type <code>Boolean</code>.
	 * </p>
	 *
	 * @see org.eclipse.jface.resource.StringConverter
	 * @see org.eclipse.jface.preference.PreferenceConverter
	 * @since 3.3
	 */
	public final static String EDITOR_SOURCE_HOVER_BACKGROUND_COLOR_SYSTEM_DEFAULT= "sourceHoverBackgroundColor.SystemDefault"; //$NON-NLS-1$

	/**
	 * Initializes the given preference store with the default values.
	 *
	 * @param store the preference store to be initialized
	 *
	 * @since 2.1
	 */
	public static void initializeDefaultValues(IPreferenceStore store) {

		store.setDefault(PreferenceConstants.EDITOR_SHOW_SEGMENTS, false);

		// JavaBasePreferencePage
		store.setDefault(PreferenceConstants.OPEN_TYPE_HIERARCHY, PreferenceConstants.OPEN_TYPE_HIERARCHY_IN_VIEW_PART);
		store.setDefault(PreferenceConstants.DOUBLE_CLICK, PreferenceConstants.DOUBLE_CLICK_EXPANDS);
		store.setDefault(PreferenceConstants.UPDATE_JAVA_VIEWS, PreferenceConstants.UPDATE_WHILE_EDITING);
		store.setToDefault(PreferenceConstants.UPDATE_JAVA_VIEWS); // clear preference, update on save not supported anymore

		store.setDefault(PreferenceConstants.LINK_BROWSING_PROJECTS_TO_EDITOR, true);
		store.setDefault(PreferenceConstants.LINK_BROWSING_PACKAGES_TO_EDITOR, true);
		store.setDefault(PreferenceConstants.LINK_BROWSING_TYPES_TO_EDITOR, true);
		store.setDefault(PreferenceConstants.LINK_BROWSING_MEMBERS_TO_EDITOR, true);

		store.setDefault(PreferenceConstants.SEARCH_USE_REDUCED_MENU, true);

		// AppearancePreferencePage
		store.setDefault(PreferenceConstants.APPEARANCE_COMPRESS_PACKAGE_NAMES, false);
		store.setDefault(PreferenceConstants.APPEARANCE_METHOD_RETURNTYPE, true);
		store.setDefault(PreferenceConstants.APPEARANCE_METHOD_TYPEPARAMETERS, true);
		store.setDefault(PreferenceConstants.APPEARANCE_CATEGORY, true);
		store.setDefault(PreferenceConstants.SHOW_CU_CHILDREN, true);
		store.setDefault(PreferenceConstants.BROWSING_STACK_VERTICALLY, false);
		store.setDefault(PreferenceConstants.APPEARANCE_PKG_NAME_PATTERN_FOR_PKG_VIEW, ""); //$NON-NLS-1$
		store.setDefault(PreferenceConstants.APPEARANCE_FOLD_PACKAGES_IN_PACKAGE_EXPLORER, true);

		// ImportOrganizePreferencePage
		store.setDefault(PreferenceConstants.ORGIMPORTS_IMPORTORDER, "java;javax;org;com"); //$NON-NLS-1$
		store.setDefault(PreferenceConstants.ORGIMPORTS_ONDEMANDTHRESHOLD, 99);
		store.setDefault(PreferenceConstants.ORGIMPORTS_STATIC_ONDEMANDTHRESHOLD, 99);
		store.setDefault(PreferenceConstants.ORGIMPORTS_IGNORELOWERCASE, true);

		// TypeFilterPreferencePage
		store.setDefault(PreferenceConstants.TYPEFILTER_ENABLED, ""); //$NON-NLS-1$
		store.setDefault(PreferenceConstants.TYPEFILTER_DISABLED, ""); //$NON-NLS-1$

		// ClasspathVariablesPreferencePage
		// CodeFormatterPreferencePage
		// CompilerPreferencePage
		// no initialization needed

		// RefactoringPreferencePage
		store.setDefault(PreferenceConstants.REFACTOR_ERROR_PAGE_SEVERITY_THRESHOLD, PreferenceConstants.REFACTOR_WARNING_SEVERITY);
		store.setDefault(PreferenceConstants.REFACTOR_SAVE_ALL_EDITORS, false);
		store.setDefault(PreferenceConstants.REFACTOR_LIGHTWEIGHT, true);

		// TemplatePreferencePage
		store.setDefault(PreferenceConstants.TEMPLATES_USE_CODEFORMATTER, true);

		// CodeGenerationPreferencePage
		// compatibility code
		if (store.getBoolean(PreferenceConstants.CODEGEN_USE_GETTERSETTER_PREFIX)) {
			String prefix= store.getString(PreferenceConstants.CODEGEN_GETTERSETTER_PREFIX);
			if (prefix.length() > 0) {
				JavaCore.getPlugin().getPluginPreferences().setValue(JavaCore.CODEASSIST_FIELD_PREFIXES, prefix);
				store.setToDefault(PreferenceConstants.CODEGEN_USE_GETTERSETTER_PREFIX);
				store.setToDefault(PreferenceConstants.CODEGEN_GETTERSETTER_PREFIX);
			}
		}
		if (store.getBoolean(PreferenceConstants.CODEGEN_USE_GETTERSETTER_SUFFIX)) {
			String suffix= store.getString(PreferenceConstants.CODEGEN_GETTERSETTER_SUFFIX);
			if (suffix.length() > 0) {
				JavaCore.getPlugin().getPluginPreferences().setValue(JavaCore.CODEASSIST_FIELD_SUFFIXES, suffix);
				store.setToDefault(PreferenceConstants.CODEGEN_USE_GETTERSETTER_SUFFIX);
				store.setToDefault(PreferenceConstants.CODEGEN_GETTERSETTER_SUFFIX);
			}
		}
		store.setDefault(PreferenceConstants.CODEGEN_KEYWORD_THIS, false);
		store.setDefault(PreferenceConstants.CODEGEN_IS_FOR_GETTERS, true);
		store.setDefault(PreferenceConstants.CODEGEN_EXCEPTION_VAR_NAME, "e"); //$NON-NLS-1$
		store.setDefault(PreferenceConstants.CODEGEN_ADD_COMMENTS, false);
		store.setDefault(PreferenceConstants.CODEGEN_USE_OVERRIDE_ANNOTATION, true);

		// MembersOrderPreferencePage
		store.setDefault(PreferenceConstants.APPEARANCE_MEMBER_SORT_ORDER, "T,SF,SI,SM,F,I,C,M"); //$NON-NLS-1$
		store.setDefault(PreferenceConstants.APPEARANCE_VISIBILITY_SORT_ORDER, "B,V,R,D"); //$NON-NLS-1$
		store.setDefault(PreferenceConstants.APPEARANCE_ENABLE_VISIBILITY_SORT_ORDER, false);

		// JavaEditorPreferencePage
		store.setDefault(PreferenceConstants.EDITOR_MATCHING_BRACKETS, true);

		store.setDefault(PreferenceConstants.EDITOR_CORRECTION_INDICATION, true);
		store.setDefault(PreferenceConstants.EDITOR_SYNC_OUTLINE_ON_CURSOR_MOVE, true);

		store.setDefault(PreferenceConstants.EDITOR_EVALUTE_TEMPORARY_PROBLEMS, true);

		PreferenceConverter.setDefault(store, PreferenceConstants.EDITOR_LINKED_POSITION_COLOR, new RGB(121, 121, 121));

		store.setDefault(PreferenceConstants.EDITOR_TAB_WIDTH, 4);
		store.setDefault(PreferenceConstants.EDITOR_SPACES_FOR_TABS, false);


		store.setDefault(PreferenceConstants.EDITOR_MULTI_LINE_COMMENT_BOLD, false);
		store.setDefault(PreferenceConstants.EDITOR_MULTI_LINE_COMMENT_ITALIC, false);


		store.setDefault(PreferenceConstants.EDITOR_SINGLE_LINE_COMMENT_BOLD, false);
		store.setDefault(PreferenceConstants.EDITOR_SINGLE_LINE_COMMENT_ITALIC, false);

		store.setDefault(PreferenceConstants.EDITOR_JAVA_KEYWORD_BOLD, true);
		store.setDefault(PreferenceConstants.EDITOR_JAVA_KEYWORD_ITALIC, false);

		PreferenceConverter.setDefault(store, PreferenceConstants.EDITOR_JAVA_ANNOTATION_COLOR, new RGB(100, 100, 100));
		store.setDefault(PreferenceConstants.EDITOR_JAVA_ANNOTATION_BOLD, false);
		store.setDefault(PreferenceConstants.EDITOR_JAVA_ANNOTATION_ITALIC, false);


		store.setDefault(PreferenceConstants.EDITOR_STRING_BOLD, false);
		store.setDefault(PreferenceConstants.EDITOR_STRING_ITALIC, false);

		store.setDefault(PreferenceConstants.EDITOR_JAVA_DEFAULT_BOLD, false);
		store.setDefault(PreferenceConstants.EDITOR_JAVA_DEFAULT_ITALIC, false);

		PreferenceConverter.setDefault(store, PreferenceConstants.EDITOR_JAVA_METHOD_NAME_COLOR, new RGB(0, 0, 0));
		store.setDefault(PreferenceConstants.EDITOR_JAVA_METHOD_NAME_BOLD, false);
		store.setDefault(PreferenceConstants.EDITOR_JAVA_METHOD_NAME_ITALIC, false);

		store.setDefault(PreferenceConstants.EDITOR_JAVA_KEYWORD_RETURN_BOLD, true);
		store.setDefault(PreferenceConstants.EDITOR_JAVA_KEYWORD_RETURN_ITALIC, false);

		store.setDefault(PreferenceConstants.EDITOR_JAVA_OPERATOR_BOLD, false);
		store.setDefault(PreferenceConstants.EDITOR_JAVA_OPERATOR_ITALIC, false);

		store.setDefault(PreferenceConstants.EDITOR_JAVA_BRACKET_BOLD, false);
		store.setDefault(PreferenceConstants.EDITOR_JAVA_BRACKET_ITALIC, false);

		store.setDefault(PreferenceConstants.EDITOR_TASK_TAG_BOLD, true);
		store.setDefault(PreferenceConstants.EDITOR_TASK_TAG_ITALIC, false);

		store.setDefault(PreferenceConstants.EDITOR_JAVADOC_KEYWORD_BOLD, true);
		store.setDefault(PreferenceConstants.EDITOR_JAVADOC_KEYWORD_ITALIC, false);

		store.setDefault(PreferenceConstants.EDITOR_JAVADOC_TAG_BOLD, false);
		store.setDefault(PreferenceConstants.EDITOR_JAVADOC_TAG_ITALIC, false);

		store.setDefault(PreferenceConstants.EDITOR_JAVADOC_LINKS_BOLD, false);
		store.setDefault(PreferenceConstants.EDITOR_JAVADOC_LINKS_ITALIC, false);

		store.setDefault(PreferenceConstants.EDITOR_JAVADOC_DEFAULT_BOLD, false);
		store.setDefault(PreferenceConstants.EDITOR_JAVADOC_DEFAULT_ITALIC, false);

		store.setDefault(PreferenceConstants.CODEASSIST_AUTOACTIVATION, true);
		store.setDefault(PreferenceConstants.CODEASSIST_AUTOACTIVATION_DELAY, 200);
		store.setDefault(PreferenceConstants.CODEASSIST_AUTOINSERT, true);

		// Set the value for the deprecated color constants
		if (PlatformUI.isWorkbenchRunning()) {
			setRGBValue(store, PreferenceConstants.CODEASSIST_PROPOSALS_BACKGROUND, JFaceResources.getColorRegistry().getRGB(JFacePreferences.CONTENT_ASSIST_BACKGROUND_COLOR));
			setRGBValue(store, PreferenceConstants.CODEASSIST_PROPOSALS_FOREGROUND, JFaceResources.getColorRegistry().getRGB(JFacePreferences.CONTENT_ASSIST_FOREGROUND_COLOR));
		} else {
			setRGBValue(store, PreferenceConstants.CODEASSIST_PROPOSALS_BACKGROUND, new RGB(255, 255, 255));
			setRGBValue(store, PreferenceConstants.CODEASSIST_PROPOSALS_FOREGROUND, new RGB(0, 0, 0));
		}

		store.setDefault(PreferenceConstants.CODEASSIST_AUTOACTIVATION_TRIGGERS_JAVA, "."); //$NON-NLS-1$
		store.setDefault(PreferenceConstants.CODEASSIST_AUTOACTIVATION_TRIGGERS_JAVADOC, "@#"); //$NON-NLS-1$
		store.setDefault(PreferenceConstants.CODEASSIST_SHOW_VISIBLE_PROPOSALS, true);
		store.setDefault(PreferenceConstants.CODEASSIST_CASE_SENSITIVITY, false);
		store.setDefault(PreferenceConstants.CODEASSIST_ADDIMPORT, true);
		store.setDefault(PreferenceConstants.CODEASSIST_INSERT_COMPLETION, true);
		store.setDefault(PreferenceConstants.CODEASSIST_FILL_ARGUMENT_NAMES, true);
		store.setDefault(PreferenceConstants.CODEASSIST_GUESS_METHOD_ARGUMENTS, false);
		store.setDefault(PreferenceConstants.CODEASSIST_PREFIX_COMPLETION, false);
		store.setDefault(PreferenceConstants.CODEASSIST_EXCLUDED_CATEGORIES, "org.eclipse.jdt.ui.textProposalCategory\0org.eclipse.jdt.ui.javaTypeProposalCategory\0org.eclipse.jdt.ui.javaNoTypeProposalCategory\0"); //$NON-NLS-1$
		store.setDefault(PreferenceConstants.CODEASSIST_CATEGORY_ORDER, "org.eclipse.jdt.ui.spellingProposalCategory:65545\0org.eclipse.jdt.ui.javaTypeProposalCategory:65540\0org.eclipse.jdt.ui.javaNoTypeProposalCategory:65539\0org.eclipse.jdt.ui.textProposalCategory:65541\0org.eclipse.jdt.ui.javaAllProposalCategory:65542\0org.eclipse.jdt.ui.templateProposalCategory:2\0org.eclipse.jdt.ui.swtProposalCategory:3\0"); //$NON-NLS-1$
		store.setDefault(PreferenceConstants.CODEASSIST_LRU_HISTORY, ""); //$NON-NLS-1$
		store.setDefault(PreferenceConstants.CODEASSIST_SORTER, "org.eclipse.jdt.ui.RelevanceSorter"); //$NON-NLS-1$
		store.setDefault(PreferenceConstants.CODEASSIST_FAVORITE_STATIC_MEMBERS, ""); //$NON-NLS-1$

		store.setDefault(PreferenceConstants.EDITOR_SUB_WORD_NAVIGATION, true);
		store.setDefault(PreferenceConstants.EDITOR_SMART_PASTE, true);
		store.setDefault(PreferenceConstants.EDITOR_IMPORTS_ON_PASTE, true);
		store.setDefault(PreferenceConstants.EDITOR_CLOSE_STRINGS, true);
		store.setDefault(PreferenceConstants.EDITOR_CLOSE_BRACKETS, true);
		store.setDefault(PreferenceConstants.EDITOR_CLOSE_BRACES, true);
		store.setDefault(PreferenceConstants.EDITOR_CLOSE_JAVADOCS, true);
		store.setDefault(PreferenceConstants.EDITOR_WRAP_STRINGS, true);
		store.setDefault(PreferenceConstants.EDITOR_ESCAPE_STRINGS, false);
		store.setDefault(PreferenceConstants.EDITOR_ADD_JAVADOC_TAGS, true);
		store.setDefault(PreferenceConstants.EDITOR_FORMAT_JAVADOCS, false);

		int sourceHoverModifier= SWT.MOD2;
		String sourceHoverModifierName= Action.findModifierString(sourceHoverModifier);	// Shift
		int nlsHoverModifier= SWT.MOD1 + SWT.MOD3;
		String nlsHoverModifierName= Action.findModifierString(SWT.MOD1) + "+" + Action.findModifierString(SWT.MOD3);	// Ctrl + Alt //$NON-NLS-1$
		store.setDefault(PreferenceConstants.EDITOR_TEXT_HOVER_MODIFIERS, "org.eclipse.jdt.ui.BestMatchHover;0;org.eclipse.jdt.ui.JavaSourceHover;" + sourceHoverModifierName + ";org.eclipse.jdt.ui.NLSStringHover;" + nlsHoverModifierName); //$NON-NLS-1$ //$NON-NLS-2$
		store.setDefault(PreferenceConstants.EDITOR_TEXT_HOVER_MODIFIER_MASKS, "org.eclipse.jdt.ui.BestMatchHover;0;org.eclipse.jdt.ui.JavaSourceHover;" + sourceHoverModifier + ";org.eclipse.jdt.ui.NLSStringHover;" + nlsHoverModifier); //$NON-NLS-1$ //$NON-NLS-2$

		store.setDefault(PreferenceConstants.EDITOR_SMART_TAB, true);
		store.setDefault(PreferenceConstants.EDITOR_SMART_BACKSPACE, true);
		store.setDefault(PreferenceConstants.EDITOR_ANNOTATION_ROLL_OVER, false);

		store.setDefault(EDITOR_SOURCE_HOVER_BACKGROUND_COLOR_SYSTEM_DEFAULT, true);

		store.setDefault(PreferenceConstants.FORMATTER_PROFILE, FormatterProfileManager.DEFAULT_PROFILE);

		// mark occurrences
		store.setDefault(PreferenceConstants.EDITOR_MARK_OCCURRENCES, true);
		store.setDefault(PreferenceConstants.EDITOR_STICKY_OCCURRENCES, true);
		store.setDefault(PreferenceConstants.EDITOR_MARK_TYPE_OCCURRENCES, true);
		store.setDefault(PreferenceConstants.EDITOR_MARK_METHOD_OCCURRENCES, true);
		store.setDefault(PreferenceConstants.EDITOR_MARK_CONSTANT_OCCURRENCES, true);
		store.setDefault(PreferenceConstants.EDITOR_MARK_FIELD_OCCURRENCES, true);
		store.setDefault(PreferenceConstants.EDITOR_MARK_LOCAL_VARIABLE_OCCURRENCES, true);
		store.setDefault(PreferenceConstants.EDITOR_MARK_EXCEPTION_OCCURRENCES, true);
		store.setDefault(PreferenceConstants.EDITOR_MARK_METHOD_EXIT_POINTS, true);
		store.setDefault(PreferenceConstants.EDITOR_MARK_BREAK_CONTINUE_TARGETS, true);
		store.setDefault(PreferenceConstants.EDITOR_MARK_IMPLEMENTORS, true);


		// spell checking
		store.setDefault(PreferenceConstants.SPELLING_LOCALE, "en_US"); //$NON-NLS-1$
		String isInitializedKey= "spelling_locale_initialized"; //$NON-NLS-1$
		if (!store.getBoolean(isInitializedKey)) {
			store.setValue(isInitializedKey, true);
			Locale locale= SpellCheckEngine.getDefaultLocale();
			locale= SpellCheckEngine.findClosestLocale(locale);
			if (locale != null)
				store.setValue(PreferenceConstants.SPELLING_LOCALE, locale.toString());
		}
		store.setDefault(PreferenceConstants.SPELLING_IGNORE_DIGITS, true);
		store.setDefault(PreferenceConstants.SPELLING_IGNORE_MIXED, true);
		store.setDefault(PreferenceConstants.SPELLING_IGNORE_SENTENCE, true);
		store.setDefault(PreferenceConstants.SPELLING_IGNORE_UPPER, true);
		store.setDefault(PreferenceConstants.SPELLING_IGNORE_URLS, true);
		store.setDefault(PreferenceConstants.SPELLING_IGNORE_SINGLE_LETTERS, true);
		store.setDefault(PreferenceConstants.SPELLING_IGNORE_AMPERSAND_IN_PROPERTIES, true);
		store.setDefault(PreferenceConstants.SPELLING_IGNORE_NON_LETTERS, true);
		store.setDefault(PreferenceConstants.SPELLING_IGNORE_JAVA_STRINGS, true);
		store.setDefault(PreferenceConstants.SPELLING_USER_DICTIONARY, ""); //$NON-NLS-1$

		// Note: For backwards compatibility we must use the property and not the workspace default
		store.setDefault(PreferenceConstants.SPELLING_USER_DICTIONARY_ENCODING, System.getProperty("file.encoding")); //$NON-NLS-1$

		store.setDefault(PreferenceConstants.SPELLING_PROPOSAL_THRESHOLD, 20);
		store.setDefault(PreferenceConstants.SPELLING_PROBLEMS_THRESHOLD, 100);
		/*
		 * XXX: This is currently disabled because the spelling engine
		 * cannot return word proposals but only correction proposals.
		 */
		store.setToDefault(PreferenceConstants.SPELLING_ENABLE_CONTENTASSIST);


		// folding
		store.setDefault(PreferenceConstants.EDITOR_FOLDING_ENABLED, true);
		store.setDefault(PreferenceConstants.EDITOR_FOLDING_PROVIDER, "org.eclipse.jdt.ui.text.defaultFoldingProvider"); //$NON-NLS-1$
		store.setDefault(PreferenceConstants.EDITOR_FOLDING_JAVADOC, false);
		store.setDefault(PreferenceConstants.EDITOR_FOLDING_INNERTYPES, false);
		store.setDefault(PreferenceConstants.EDITOR_FOLDING_METHODS, false);
		store.setDefault(PreferenceConstants.EDITOR_FOLDING_IMPORTS, true);
		store.setDefault(PreferenceConstants.EDITOR_FOLDING_HEADERS, true);

		// properties file editor
		store.setDefault(PreferenceConstants.PROPERTIES_FILE_COLORING_KEY_BOLD, false);
		store.setDefault(PreferenceConstants.PROPERTIES_FILE_COLORING_KEY_ITALIC, false);

		store.setDefault(PreferenceConstants.PROPERTIES_FILE_COLORING_VALUE_BOLD, false);
		store.setDefault(PreferenceConstants.PROPERTIES_FILE_COLORING_VALUE_ITALIC, false);

		store.setDefault(PreferenceConstants.PROPERTIES_FILE_COLORING_ASSIGNMENT_BOLD, false);
		store.setDefault(PreferenceConstants.PROPERTIES_FILE_COLORING_ASSIGNMENT_ITALIC, false);

		store.setDefault(PreferenceConstants.PROPERTIES_FILE_COLORING_ARGUMENT_BOLD, true);
		store.setDefault(PreferenceConstants.PROPERTIES_FILE_COLORING_ARGUMENT_ITALIC, false);

		store.setDefault(PreferenceConstants.PROPERTIES_FILE_COLORING_COMMENT_BOLD, false);
		store.setDefault(PreferenceConstants.PROPERTIES_FILE_COLORING_COMMENT_ITALIC, false);

		// semantic highlighting
		SemanticHighlightings.initDefaults(store);

		// do more complicated stuff
		NewJavaProjectPreferencePage.initDefaults(store);

		// reset preferences that are not settable by editor any longer
		// see AbstractDecoratedTextEditorPreferenceConstants
		store.setToDefault(EDITOR_SMART_HOME_END); // global
		store.setToDefault(EDITOR_LINE_NUMBER_RULER); // global
		store.setToDefault(EDITOR_LINE_NUMBER_RULER_COLOR); // global
		store.setToDefault(EDITOR_OVERVIEW_RULER); // removed -> true
		store.setToDefault(AbstractDecoratedTextEditorPreferenceConstants.EDITOR_USE_CUSTOM_CARETS); // accessibility

		store.setToDefault(PreferenceConstants.EDITOR_CURRENT_LINE); // global
		store.setToDefault(PreferenceConstants.EDITOR_CURRENT_LINE_COLOR); // global

		store.setToDefault(PreferenceConstants.EDITOR_PRINT_MARGIN); // global
		store.setToDefault(PreferenceConstants.EDITOR_PRINT_MARGIN_COLUMN); // global
		store.setToDefault(PreferenceConstants.EDITOR_PRINT_MARGIN_COLOR); // global

		store.setToDefault(PreferenceConstants.EDITOR_FOREGROUND_COLOR); // global
		store.setToDefault(PreferenceConstants.EDITOR_FOREGROUND_DEFAULT_COLOR); // global
		store.setToDefault(PreferenceConstants.EDITOR_BACKGROUND_COLOR); // global
		store.setToDefault(PreferenceConstants.EDITOR_BACKGROUND_DEFAULT_COLOR); // global
		store.setToDefault(PreferenceConstants.EDITOR_FIND_SCOPE_COLOR); // global
		store.setToDefault(AbstractDecoratedTextEditorPreferenceConstants.EDITOR_SELECTION_FOREGROUND_DEFAULT_COLOR); // global
		store.setToDefault(AbstractDecoratedTextEditorPreferenceConstants.EDITOR_SELECTION_BACKGROUND_DEFAULT_COLOR); // global

		store.setToDefault(PreferenceConstants.EDITOR_DISABLE_OVERWRITE_MODE); // global

		store.setToDefault(PreferenceConstants.EDITOR_SEMANTIC_HIGHLIGHTING_ENABLED); // removed

		store.setToDefault(PreferenceConstants.EDITOR_SHOW_TEXT_HOVER_AFFORDANCE); // global


		//Code Clean Up
		CleanUpConstants.initDefaults(store);

		// Colors that are set by the current theme
		JavaUIPreferenceInitializer.setThemeBasedPreferences(store, false);
		
		store.setDefault(CallHierarchyContentProvider.PREF_ANONYMOUS_EXPAND_WITH_CONSTRUCTORS, true);
		store.setDefault(CallHierarchyContentProvider.PREF_DEFAULT_EXPAND_WITH_CONSTRUCTORS, "java.lang.Runnable;java.util.concurrent.Callable;org.eclipse.swt.widgets.Listener"); //$NON-NLS-1$
	}

	/**
	 * Returns the JDT-UI preference store.
	 *
	 * @return the JDT-UI preference store
	 */
	public static IPreferenceStore getPreferenceStore() {
		return JavaPlugin.getDefault().getPreferenceStore();
	}

	/**
	 * Encodes a JRE library to be used in the named preference <code>NEWPROJECT_JRELIBRARY_LIST</code>.
	 *
	 * @param description a string value describing the JRE library. The description is used
	 * to identify the JDR library in the UI
	 * @param entries an array of classpath entries to be encoded
	 *
	 * @return the encoded string.
	*/
	public static String encodeJRELibrary(String description, IClasspathEntry[] entries) {
		return NewJavaProjectPreferencePage.encodeJRELibrary(description, entries);
	}

	/**
	 * Decodes an encoded JRE library and returns its description string.
	 * @param encodedLibrary the encoded library
	 * @return the description of an encoded JRE library
	 *
	 * @see #encodeJRELibrary(String, IClasspathEntry[])
	 */
	public static String decodeJRELibraryDescription(String encodedLibrary) {
		return NewJavaProjectPreferencePage.decodeJRELibraryDescription(encodedLibrary);
	}

	/**
	 * Decodes an encoded JRE library and returns its class path entries.
	 * @param encodedLibrary the encoded library
	 * @return the array of classpath entries of an encoded JRE library.
	 *
	 * @see #encodeJRELibrary(String, IClasspathEntry[])
	 */
	public static IClasspathEntry[] decodeJRELibraryClasspathEntries(String encodedLibrary) {
		return NewJavaProjectPreferencePage.decodeJRELibraryClasspathEntries(encodedLibrary);
	}

	/**
	 * Returns the current configuration for the JRE to be used as default in new Java projects.
	 * This is a convenience method to access the named preference <code>NEWPROJECT_JRELIBRARY_LIST
	 * </code> with the index defined by <code> NEWPROJECT_JRELIBRARY_INDEX</code>.
	 *
	 * @return the current default set of class path entries
	 *
	 * @see #NEWPROJECT_JRELIBRARY_LIST
	 * @see #NEWPROJECT_JRELIBRARY_INDEX
	 */
	public static IClasspathEntry[] getDefaultJRELibrary() {
		return NewJavaProjectPreferencePage.getDefaultJRELibrary();
	}

	/**
	 * Returns the completion proposal categories which
	 * are excluded from the default proposal list.
	 *
	 * @return an array with the IDs of the excluded categories
	 * @see #CODEASSIST_EXCLUDED_CATEGORIES
	 * @since 3.4
	 */
	public static String[] getExcludedCompletionProposalCategories() {
		String encodedPreference= getPreference(CODEASSIST_EXCLUDED_CATEGORIES, null);
		StringTokenizer tokenizer= new StringTokenizer(encodedPreference, "\0"); //$NON-NLS-1$
		String[] result= new String[tokenizer.countTokens()];
		for (int i= 0; i < result.length; i++)
			result[i]= tokenizer.nextToken();
		return result;
	}

	/**
	 * Sets the completion proposal categories which are excluded from the
	 * default proposal list and reloads the registry.
	 *
	 * @param categories the array with the IDs of the excluded categories
	 * @see #CODEASSIST_EXCLUDED_CATEGORIES
	 * @since 3.4
	 */
	public static void setExcludedCompletionProposalCategories(String[] categories) {
		Assert.isLegal(categories != null);
		StringBuffer buf= new StringBuffer(50 * categories.length);
		for (int i= 0; i < categories.length; i++) {
			buf.append(categories[i]);
			buf.append('\0');
		}
		getPreferenceStore().setValue(CODEASSIST_EXCLUDED_CATEGORIES, buf.toString());
		CompletionProposalComputerRegistry.getDefault().reload();
	}

	/**
	 * Returns the value for the given key in the given context.
	 * @param key The preference key
	 * @param project The current context or <code>null</code> if no context is available and the
	 * workspace setting should be taken. Note that passing <code>null</code> should
	 * be avoided.
	 * @return Returns the current value for the string.
	 * @since 3.1
	 */
	public static String getPreference(String key, IJavaProject project) {
		String val;
		if (project != null) {
			val= new ProjectScope(project.getProject()).getNode(JavaUI.ID_PLUGIN).get(key, null);
			if (val != null) {
				return val;
			}
		}
		val= new InstanceScope().getNode(JavaUI.ID_PLUGIN).get(key, null);
		if (val != null) {
			return val;
		}
		return new DefaultScope().getNode(JavaUI.ID_PLUGIN).get(key, null);
	}

	/**
	 * This stores the given RGB value without firing
	 * a property changed event.
	 *
	 * @param store the preference store
	 * @param key the key
	 * @param rgb the RGB value
	 * @since 3.4
	 */
	private static void setRGBValue(IPreferenceStore store, String key, RGB rgb) {
		PreferenceConverter.setDefault(store, key, rgb);
		String value= store.getString(key);
		store.putValue(key, value);
	}

}