org.eclipse.jdt.ui/core refactoring/org/eclipse/jdt/internal/corext/refactoring/JDTRefactoringDescriptorComment.java - jdt/eclipse.jdt.ui - Git at Google

 /*******************************************************************************
  * Copyright (c) 2006, 2011 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.internal.corext.refactoring;

 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Iterator;
 import java.util.List;

 import org.eclipse.core.runtime.Assert;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IAdaptable;

 import org.eclipse.ltk.core.refactoring.participants.RefactoringProcessor;

 import org.eclipse.jdt.internal.corext.refactoring.rename.RenamingNameSuggestor;
 import org.eclipse.jdt.internal.corext.refactoring.reorg.IReorgPolicy;
 import org.eclipse.jdt.internal.corext.refactoring.reorg.IReorgPolicy.IMovePolicy;
 import org.eclipse.jdt.internal.corext.refactoring.tagging.IDelegateUpdating;
 import org.eclipse.jdt.internal.corext.refactoring.tagging.INameUpdating;
 import org.eclipse.jdt.internal.corext.refactoring.tagging.IQualifiedNameUpdating;
 import org.eclipse.jdt.internal.corext.refactoring.tagging.IReferenceUpdating;
 import org.eclipse.jdt.internal.corext.refactoring.tagging.ISimilarDeclarationUpdating;
 import org.eclipse.jdt.internal.corext.refactoring.tagging.ITextUpdating;
 import org.eclipse.jdt.internal.corext.util.Messages;

 import org.eclipse.jdt.ui.JavaElementLabels;

 import org.eclipse.jdt.internal.ui.JavaPlugin;
 import org.eclipse.jdt.internal.ui.viewsupport.BasicElementLabels;

 /**
  * Helper class to generate a refactoring descriptor comment.
  *
  * @since 3.2
  */
 public final class JDTRefactoringDescriptorComment {

 	/** The element delimiter */
 	private static final String ELEMENT_DELIMITER= RefactoringCoreMessages.JavaRefactoringDescriptorComment_element_delimiter;

 	/** The line delimiter */
 	private static final String LINE_DELIMITER= System.getProperty("line.separator", "\n"); //$NON-NLS-1$ //$NON-NLS-2$

 	/**
 	 * Creates a composite setting.
 	 *
 	 * @param caption
 	 *            the caption
 	 * @param settings
 	 *            the settings
 	 * @return the composite setting
 	 */
 	public static String createCompositeSetting(final String caption, final String[] settings) {
 		Assert.isNotNull(caption);
 		Assert.isNotNull(settings);
 		final StringBuffer buffer= new StringBuffer(128);
 		for (int index= 0; index < settings.length; index++) {
 			if (settings[index] != null && !"".equals(settings[index])) { //$NON-NLS-1$
 				buffer.append(LINE_DELIMITER);
 				buffer.append(ELEMENT_DELIMITER);
 				buffer.append(settings[index]);
 			} else {
 				buffer.append(LINE_DELIMITER);
 				buffer.append(ELEMENT_DELIMITER);
 				buffer.append(RefactoringCoreMessages.JavaRefactoringDescriptor_not_available);
 			}
 		}
 		if (buffer.length() > 0)
 			buffer.insert(0, caption);
 		return buffer.toString();
 	}

 	/** The header of the comment */
 	private final String fHeader;

 	/** The project name, or <code>null</code> */
 	private final String fProject;

 	/** The settings list */
 	private final List<String> fSettings= new ArrayList<String>(6);

 	/**
 	 * Creates a new JDT refactoring descriptor comment.
 	 *
 	 * @param project
 	 *            the project name, or <code>null</code>
 	 * @param object
 	 *            the refactoring object to generate a comment for
 	 * @param header
 	 *            the header of the comment (typically the unique description of
 	 *            the refactoring with fully qualified element names)
 	 */
 	public JDTRefactoringDescriptorComment(final String project, final Object object, final String header) {
 		Assert.isNotNull(object);
 		Assert.isNotNull(header);
 		fProject= project;
 		fHeader= header;
 		initializeInferredSettings(object);
 	}

 	/**
 	 * Adds the specified setting to this comment.
 	 *
 	 * @param index
 	 *            the index
 	 * @param setting
 	 *            the setting to add
 	 */
 	public void addSetting(final int index, final String setting) {
 		Assert.isTrue(index >= 0);
 		Assert.isNotNull(setting);
 		Assert.isTrue(!"".equals(setting)); //$NON-NLS-1$
 		fSettings.add(index, setting);
 	}

 	/**
 	 * Adds the specified setting to this comment.
 	 *
 	 * @param setting
 	 *            the setting to add, or <code>null</code> for no setting
 	 */
 	public void addSetting(final String setting) {
 		if (setting != null && !"".equals(setting)) //$NON-NLS-1$
 			fSettings.add(setting);
 	}

 	/**
 	 * Returns this comment in a human-readable string representation.
 	 *
 	 * @return this comment in string representation
 	 */
 	public String asString() {
 		final StringBuffer buffer= new StringBuffer(256);
 		buffer.append(fHeader);
 		if (fProject != null && !"".equals(fProject)) { //$NON-NLS-1$
 			buffer.append(LINE_DELIMITER);
 			buffer.append(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptorComment_original_project, BasicElementLabels.getResourceName(fProject)));
 		}
 		for (final Iterator<String> iterator= fSettings.iterator(); iterator.hasNext();) {
 			final String setting= iterator.next();
 			buffer.append(LINE_DELIMITER);
 			buffer.append(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_inferred_setting_pattern, setting));
 		}
 		return buffer.toString();
 	}

 	/**
 	 * Returns the number of settings.
 	 *
 	 * @return the number of settings
 	 */
 	public int getCount() {
 		return fSettings.size();
 	}

 	/**
 	 * Initializes the inferred settings.
 	 *
 	 * @param object
 	 *            the refactoring object
 	 */
 	private void initializeInferredSettings(final Object object) {
 		if (object instanceof INameUpdating) {
 			final INameUpdating updating= (INameUpdating) object;
 			fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_original_element_pattern, JavaElementLabels.getTextLabel(updating.getElements()[0], JavaElementLabels.ALL_FULLY_QUALIFIED)));
 			try {
 				final Object element= updating.getNewElement();
 				if (element != null)
 					fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_renamed_element_pattern, JavaElementLabels.getTextLabel(element, JavaElementLabels.ALL_FULLY_QUALIFIED)));
 				else {
 					final String newLabel= BasicElementLabels.getJavaElementName(updating.getCurrentElementName());
 					fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_renamed_element_pattern, newLabel));
 				}
 			} catch (CoreException exception) {
 				JavaPlugin.log(exception);
 			}
 		} else if (object instanceof RefactoringProcessor) {
 			final RefactoringProcessor processor= (RefactoringProcessor) object;
 			final Object[] elements= processor.getElements();
 			if (elements != null) {
 				if (elements.length == 1 && elements[0] != null)
 					fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_original_element_pattern, JavaElementLabels.getTextLabel(elements[0], JavaElementLabels.ALL_FULLY_QUALIFIED)));
 				else if (elements.length > 1) {
 					final StringBuffer buffer= new StringBuffer(128);
 					buffer.append(RefactoringCoreMessages.JavaRefactoringDescriptor_original_elements);
 					for (int index= 0; index < elements.length; index++) {
 						if (elements[index] != null) {
 							buffer.append(LINE_DELIMITER);
 							buffer.append(ELEMENT_DELIMITER);
 							buffer.append(JavaElementLabels.getTextLabel(elements[index], JavaElementLabels.ALL_FULLY_QUALIFIED));
 						} else {
 							buffer.append(LINE_DELIMITER);
 							buffer.append(ELEMENT_DELIMITER);
 							buffer.append(RefactoringCoreMessages.JavaRefactoringDescriptor_not_available);
 						}
 					}
 					fSettings.add(buffer.toString());
 				}
 			}
 		} else if (object instanceof IReorgPolicy) {
 			final IReorgPolicy policy= (IReorgPolicy) object;
 			Object destination= policy.getJavaElementDestination();
 			if (destination != null)
 				fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptorComment_destination_pattern, JavaElementLabels.getTextLabel(destination, JavaElementLabels.ALL_FULLY_QUALIFIED)));
 			else {
 				destination= policy.getResourceDestination();
 				if (destination != null)
 					fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptorComment_destination_pattern, JavaElementLabels.getTextLabel(destination, JavaElementLabels.ALL_FULLY_QUALIFIED)));
 			}
 			final List<IAdaptable> list= new ArrayList<IAdaptable>();
 			list.addAll(Arrays.asList(policy.getJavaElements()));
 			list.addAll(Arrays.asList(policy.getResources()));
 			final Object[] elements= list.toArray();
 			if (elements != null) {
 				if (elements.length == 1 && elements[0] != null)
 					fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_original_element_pattern, JavaElementLabels.getTextLabel(elements[0], JavaElementLabels.ALL_FULLY_QUALIFIED)));
 				else if (elements.length > 1) {
 					final StringBuffer buffer= new StringBuffer(128);
 					buffer.append(RefactoringCoreMessages.JavaRefactoringDescriptor_original_elements);
 					for (int index= 0; index < elements.length; index++) {
 						if (elements[index] != null) {
 							buffer.append(LINE_DELIMITER);
 							buffer.append(ELEMENT_DELIMITER);
 							buffer.append(JavaElementLabels.getTextLabel(elements[index], JavaElementLabels.ALL_FULLY_QUALIFIED));
 						} else {
 							buffer.append(LINE_DELIMITER);
 							buffer.append(ELEMENT_DELIMITER);
 							buffer.append(RefactoringCoreMessages.JavaRefactoringDescriptor_not_available);
 						}
 					}
 					fSettings.add(buffer.toString());
 				}
 			}
 			if (object instanceof IMovePolicy) {
 				final IMovePolicy extended= (IMovePolicy) object;
 				if (extended.isTextualMove())
 					fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptorComment_textual_move_only);
 			}
 		}
 		if (object instanceof IReferenceUpdating) {
 			final IReferenceUpdating updating= (IReferenceUpdating) object;
 			if (updating.getUpdateReferences())
 				fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_update_references);
 		}
 		if (object instanceof ISimilarDeclarationUpdating) {
 			final ISimilarDeclarationUpdating updating= (ISimilarDeclarationUpdating) object;
 			if (updating.canEnableSimilarDeclarationUpdating() && updating.getUpdateSimilarDeclarations()) {
 				final int strategy= updating.getMatchStrategy();
 				if (strategy == RenamingNameSuggestor.STRATEGY_EXACT)
 					fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_rename_similar);
 				else if (strategy == RenamingNameSuggestor.STRATEGY_EMBEDDED)
 					fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_rename_similar_embedded);
 				else if (strategy == RenamingNameSuggestor.STRATEGY_SUFFIX)
 					fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_rename_similar_suffix);
 			}
 		}
 		if (object instanceof IQualifiedNameUpdating) {
 			final IQualifiedNameUpdating updating= (IQualifiedNameUpdating) object;
 			if (updating.canEnableQualifiedNameUpdating() && updating.getUpdateQualifiedNames()) {
 				final String patterns= updating.getFilePatterns();
 				if (patterns != null && !"".equals(patterns)) //$NON-NLS-1$
 					fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_qualified_names_pattern, BasicElementLabels.getFilePattern(patterns.trim())));
 				else
 					fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_qualified_names);
 			}
 		}
 		if (object instanceof ITextUpdating) {
 			final ITextUpdating updating= (ITextUpdating) object;
 			if (updating.canEnableTextUpdating())
 				fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_textual_occurrences);
 		}
 		if (object instanceof IDelegateUpdating) {
 			final IDelegateUpdating updating= (IDelegateUpdating) object;
 			if (updating.canEnableDelegateUpdating() && updating.getDelegateUpdating()) {
 				if (updating.getDeprecateDelegates())
 					fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_keep_original_deprecated);
 				else
 					fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_keep_original);
 			}
 		}
 	}

 	/**
 	 * Removes the setting at the specified index.
 	 *
 	 * @param index
 	 *            the index
 	 */
 	public void removeSetting(final int index) {
 		Assert.isTrue(index >= 0);
 		fSettings.remove(index);
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2006, 2011 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.internal.corext.refactoring;

	import java.util.ArrayList;
	import java.util.Arrays;
	import java.util.Iterator;
	import java.util.List;

	import org.eclipse.core.runtime.Assert;
	import org.eclipse.core.runtime.CoreException;
	import org.eclipse.core.runtime.IAdaptable;

	import org.eclipse.ltk.core.refactoring.participants.RefactoringProcessor;

	import org.eclipse.jdt.internal.corext.refactoring.rename.RenamingNameSuggestor;
	import org.eclipse.jdt.internal.corext.refactoring.reorg.IReorgPolicy;
	import org.eclipse.jdt.internal.corext.refactoring.reorg.IReorgPolicy.IMovePolicy;
	import org.eclipse.jdt.internal.corext.refactoring.tagging.IDelegateUpdating;
	import org.eclipse.jdt.internal.corext.refactoring.tagging.INameUpdating;
	import org.eclipse.jdt.internal.corext.refactoring.tagging.IQualifiedNameUpdating;
	import org.eclipse.jdt.internal.corext.refactoring.tagging.IReferenceUpdating;
	import org.eclipse.jdt.internal.corext.refactoring.tagging.ISimilarDeclarationUpdating;
	import org.eclipse.jdt.internal.corext.refactoring.tagging.ITextUpdating;
	import org.eclipse.jdt.internal.corext.util.Messages;

	import org.eclipse.jdt.ui.JavaElementLabels;

	import org.eclipse.jdt.internal.ui.JavaPlugin;
	import org.eclipse.jdt.internal.ui.viewsupport.BasicElementLabels;

	/**
	* Helper class to generate a refactoring descriptor comment.
	*
	* @since 3.2
	*/
	public final class JDTRefactoringDescriptorComment {

	/** The element delimiter */
	private static final String ELEMENT_DELIMITER= RefactoringCoreMessages.JavaRefactoringDescriptorComment_element_delimiter;

	/** The line delimiter */
	private static final String LINE_DELIMITER= System.getProperty("line.separator", "\n"); //$NON-NLS-1$ //$NON-NLS-2$

	/**
	* Creates a composite setting.
	*
	* @param caption
	* the caption
	* @param settings
	* the settings
	* @return the composite setting
	*/
	public static String createCompositeSetting(final String caption, final String[] settings) {
	Assert.isNotNull(caption);
	Assert.isNotNull(settings);
	final StringBuffer buffer= new StringBuffer(128);
	for (int index= 0; index < settings.length; index++) {
	if (settings[index] != null && !"".equals(settings[index])) { //$NON-NLS-1$
	buffer.append(LINE_DELIMITER);
	buffer.append(ELEMENT_DELIMITER);
	buffer.append(settings[index]);
	} else {
	buffer.append(LINE_DELIMITER);
	buffer.append(ELEMENT_DELIMITER);
	buffer.append(RefactoringCoreMessages.JavaRefactoringDescriptor_not_available);
	}
	}
	if (buffer.length() > 0)
	buffer.insert(0, caption);
	return buffer.toString();
	}

	/** The header of the comment */
	private final String fHeader;

	/** The project name, or <code>null</code> */
	private final String fProject;

	/** The settings list */
	private final List<String> fSettings= new ArrayList<String>(6);

	/**
	* Creates a new JDT refactoring descriptor comment.
	*
	* @param project
	* the project name, or <code>null</code>
	* @param object
	* the refactoring object to generate a comment for
	* @param header
	* the header of the comment (typically the unique description of
	* the refactoring with fully qualified element names)
	*/
	public JDTRefactoringDescriptorComment(final String project, final Object object, final String header) {
	Assert.isNotNull(object);
	Assert.isNotNull(header);
	fProject= project;
	fHeader= header;
	initializeInferredSettings(object);
	}

	/**
	* Adds the specified setting to this comment.
	*
	* @param index
	* the index
	* @param setting
	* the setting to add
	*/
	public void addSetting(final int index, final String setting) {
	Assert.isTrue(index >= 0);
	Assert.isNotNull(setting);
	Assert.isTrue(!"".equals(setting)); //$NON-NLS-1$
	fSettings.add(index, setting);
	}

	/**
	* Adds the specified setting to this comment.
	*
	* @param setting
	* the setting to add, or <code>null</code> for no setting
	*/
	public void addSetting(final String setting) {
	if (setting != null && !"".equals(setting)) //$NON-NLS-1$
	fSettings.add(setting);
	}

	/**
	* Returns this comment in a human-readable string representation.
	*
	* @return this comment in string representation
	*/
	public String asString() {
	final StringBuffer buffer= new StringBuffer(256);
	buffer.append(fHeader);
	if (fProject != null && !"".equals(fProject)) { //$NON-NLS-1$
	buffer.append(LINE_DELIMITER);
	buffer.append(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptorComment_original_project, BasicElementLabels.getResourceName(fProject)));
	}
	for (final Iterator<String> iterator= fSettings.iterator(); iterator.hasNext();) {
	final String setting= iterator.next();
	buffer.append(LINE_DELIMITER);
	buffer.append(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_inferred_setting_pattern, setting));
	}
	return buffer.toString();
	}

	/**
	* Returns the number of settings.
	*
	* @return the number of settings
	*/
	public int getCount() {
	return fSettings.size();
	}

	/**
	* Initializes the inferred settings.
	*
	* @param object
	* the refactoring object
	*/
	private void initializeInferredSettings(final Object object) {
	if (object instanceof INameUpdating) {
	final INameUpdating updating= (INameUpdating) object;
	fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_original_element_pattern, JavaElementLabels.getTextLabel(updating.getElements()[0], JavaElementLabels.ALL_FULLY_QUALIFIED)));
	try {
	final Object element= updating.getNewElement();
	if (element != null)
	fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_renamed_element_pattern, JavaElementLabels.getTextLabel(element, JavaElementLabels.ALL_FULLY_QUALIFIED)));
	else {
	final String newLabel= BasicElementLabels.getJavaElementName(updating.getCurrentElementName());
	fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_renamed_element_pattern, newLabel));
	}
	} catch (CoreException exception) {
	JavaPlugin.log(exception);
	}
	} else if (object instanceof RefactoringProcessor) {
	final RefactoringProcessor processor= (RefactoringProcessor) object;
	final Object[] elements= processor.getElements();
	if (elements != null) {
	if (elements.length == 1 && elements[0] != null)
	fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_original_element_pattern, JavaElementLabels.getTextLabel(elements[0], JavaElementLabels.ALL_FULLY_QUALIFIED)));
	else if (elements.length > 1) {
	final StringBuffer buffer= new StringBuffer(128);
	buffer.append(RefactoringCoreMessages.JavaRefactoringDescriptor_original_elements);
	for (int index= 0; index < elements.length; index++) {
	if (elements[index] != null) {
	buffer.append(LINE_DELIMITER);
	buffer.append(ELEMENT_DELIMITER);
	buffer.append(JavaElementLabels.getTextLabel(elements[index], JavaElementLabels.ALL_FULLY_QUALIFIED));
	} else {
	buffer.append(LINE_DELIMITER);
	buffer.append(ELEMENT_DELIMITER);
	buffer.append(RefactoringCoreMessages.JavaRefactoringDescriptor_not_available);
	}
	}
	fSettings.add(buffer.toString());
	}
	}
	} else if (object instanceof IReorgPolicy) {
	final IReorgPolicy policy= (IReorgPolicy) object;
	Object destination= policy.getJavaElementDestination();
	if (destination != null)
	fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptorComment_destination_pattern, JavaElementLabels.getTextLabel(destination, JavaElementLabels.ALL_FULLY_QUALIFIED)));
	else {
	destination= policy.getResourceDestination();
	if (destination != null)
	fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptorComment_destination_pattern, JavaElementLabels.getTextLabel(destination, JavaElementLabels.ALL_FULLY_QUALIFIED)));
	}
	final List<IAdaptable> list= new ArrayList<IAdaptable>();
	list.addAll(Arrays.asList(policy.getJavaElements()));
	list.addAll(Arrays.asList(policy.getResources()));
	final Object[] elements= list.toArray();
	if (elements != null) {
	if (elements.length == 1 && elements[0] != null)
	fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_original_element_pattern, JavaElementLabels.getTextLabel(elements[0], JavaElementLabels.ALL_FULLY_QUALIFIED)));
	else if (elements.length > 1) {
	final StringBuffer buffer= new StringBuffer(128);
	buffer.append(RefactoringCoreMessages.JavaRefactoringDescriptor_original_elements);
	for (int index= 0; index < elements.length; index++) {
	if (elements[index] != null) {
	buffer.append(LINE_DELIMITER);
	buffer.append(ELEMENT_DELIMITER);
	buffer.append(JavaElementLabels.getTextLabel(elements[index], JavaElementLabels.ALL_FULLY_QUALIFIED));
	} else {
	buffer.append(LINE_DELIMITER);
	buffer.append(ELEMENT_DELIMITER);
	buffer.append(RefactoringCoreMessages.JavaRefactoringDescriptor_not_available);
	}
	}
	fSettings.add(buffer.toString());
	}
	}
	if (object instanceof IMovePolicy) {
	final IMovePolicy extended= (IMovePolicy) object;
	if (extended.isTextualMove())
	fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptorComment_textual_move_only);
	}
	}
	if (object instanceof IReferenceUpdating) {
	final IReferenceUpdating updating= (IReferenceUpdating) object;
	if (updating.getUpdateReferences())
	fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_update_references);
	}
	if (object instanceof ISimilarDeclarationUpdating) {
	final ISimilarDeclarationUpdating updating= (ISimilarDeclarationUpdating) object;
	if (updating.canEnableSimilarDeclarationUpdating() && updating.getUpdateSimilarDeclarations()) {
	final int strategy= updating.getMatchStrategy();
	if (strategy == RenamingNameSuggestor.STRATEGY_EXACT)
	fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_rename_similar);
	else if (strategy == RenamingNameSuggestor.STRATEGY_EMBEDDED)
	fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_rename_similar_embedded);
	else if (strategy == RenamingNameSuggestor.STRATEGY_SUFFIX)
	fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_rename_similar_suffix);
	}
	}
	if (object instanceof IQualifiedNameUpdating) {
	final IQualifiedNameUpdating updating= (IQualifiedNameUpdating) object;
	if (updating.canEnableQualifiedNameUpdating() && updating.getUpdateQualifiedNames()) {
	final String patterns= updating.getFilePatterns();
	if (patterns != null && !"".equals(patterns)) //$NON-NLS-1$
	fSettings.add(Messages.format(RefactoringCoreMessages.JavaRefactoringDescriptor_qualified_names_pattern, BasicElementLabels.getFilePattern(patterns.trim())));
	else
	fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_qualified_names);
	}
	}
	if (object instanceof ITextUpdating) {
	final ITextUpdating updating= (ITextUpdating) object;
	if (updating.canEnableTextUpdating())
	fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_textual_occurrences);
	}
	if (object instanceof IDelegateUpdating) {
	final IDelegateUpdating updating= (IDelegateUpdating) object;
	if (updating.canEnableDelegateUpdating() && updating.getDelegateUpdating()) {
	if (updating.getDeprecateDelegates())
	fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_keep_original_deprecated);
	else
	fSettings.add(RefactoringCoreMessages.JavaRefactoringDescriptor_keep_original);
	}
	}
	}

	/**
	* Removes the setting at the specified index.
	*
	* @param index
	* the index
	*/
	public void removeSetting(final int index) {
	Assert.isTrue(index >= 0);
	fSettings.remove(index);
	}
	}