jpa_diagram_editor/plugins/org.eclipse.jpt.jpadiagrameditor.ui/src/org/eclipse/jpt/jpadiagrameditor/ui/internal/preferences/JPAEditorPreferencesPage.java - dali/webtools.dali - Git at Google

 /*******************************************************************************
  * <copyright>
  *
  * Copyright (c) 2005, 2010 SAP AG.
  * 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:
  *    Stefan Dimov - initial API, implementation and documentation
  *
  * </copyright>
  *
  *******************************************************************************/
 package org.eclipse.jpt.jpadiagrameditor.ui.internal.preferences;

 import java.text.MessageFormat;

 import org.eclipse.core.resources.IResource;
 import org.eclipse.core.resources.ResourcesPlugin;
 import org.eclipse.core.runtime.IPath;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.Status;
 import org.eclipse.jdt.core.JavaConventions;
 import org.eclipse.jdt.core.JavaCore;
 import org.eclipse.jface.dialogs.IMessageProvider;
 import org.eclipse.jface.preference.BooleanFieldEditor;
 import org.eclipse.jface.preference.FieldEditorPreferencePage;
 import org.eclipse.jface.preference.RadioGroupFieldEditor;
 import org.eclipse.jface.preference.StringFieldEditor;
 import org.eclipse.jpt.common.utility.internal.StringTools;
 import org.eclipse.jpt.jpadiagrameditor.ui.internal.JPADiagramEditor;
 import org.eclipse.jpt.jpadiagrameditor.ui.internal.JPADiagramEditorPlugin;
 import org.eclipse.jpt.jpadiagrameditor.ui.internal.i18n.JPAEditorMessages;
 import org.eclipse.swt.events.ModifyEvent;
 import org.eclipse.swt.events.ModifyListener;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.ui.IWorkbench;
 import org.eclipse.ui.IWorkbenchPreferencePage;

 @SuppressWarnings("restriction")
 public class JPAEditorPreferencesPage extends FieldEditorPreferencePage
 		implements IWorkbenchPreferencePage {

 	private static final String 	FICTIVE_PROJECT_NAME = "PROJECT NAME";		//$NON-NLS-1$
 	private static final String 	COLLECTIION_TYPE = "java.util.Collection"; //$NON-NLS-1$
 	private static final String 	LIST_TYPE = "java.util.List"; //$NON-NLS-1$
 	private static final String 	SET_TYPE = "java.util.Set"; //$NON-NLS-1$

 	private StringFieldEditor 		fDefaultDiagramFolderField;
 	private StringFieldEditor 		fDefaultEntityPackageField;
 	private StringFieldEditor 		fDefaultTableNamePrefix;
 	private JPABooleanFieldEditor 	directEditAffectsClass;
 	private RadioGroupFieldEditor 	entityAccessTypeChooser;
 	private RadioGroupFieldEditor   defaultCollectionTypeChooser;
 	private JPABooleanFieldEditor 	oneToManyOldStyle;

 	public JPAEditorPreferencesPage() {
 		super(GRID);
 		setPreferenceStore(JPADiagramEditorPlugin.getDefault()
 				.getPreferenceStore());
 		setDescription(JPAEditorMessages.JPAEditorPreferencesPage_pageDescription);
 	}

 	public void init(IWorkbench workbench) {
 	}

 	@Override
 	protected void createFieldEditors() {
 		Composite parent = getFieldEditorParent();
 		createFolderField(parent);
 		createEntityPackageField(parent);
 		createTableNameField(parent);

 		directEditAffectsClass = new JPABooleanFieldEditor("",	//$NON-NLS-1$
 				JPAEditorMessages.JPAEditorPreferencesPage_directEditAffectsClass,
 				BooleanFieldEditor.DEFAULT, parent);
 		directEditAffectsClass.setPreferenceName(JPAEditorPreferenceInitializer.PROPERTY_DIRECT_EDIT_CLASS_NAME);
 		directEditAffectsClass.getCheckBox(parent).setToolTipText(JPAEditorMessages.JPAEditorPreferencesPage_directEditAffectsClassTooltip);
 		addField(directEditAffectsClass);
 		entityAccessTypeChooser = new RadioGroupFieldEditor(
 				JPAEditorPreferenceInitializer.PROPERTY_ENTITY_ACCESS_TYPE,
 				JPAEditorMessages.JPAEditorPreferencesPage_entityAccessTypeButtonGroupLabel,
 				1,
 			    new String[][] {
 					{JPAEditorMessages.JPAEditorPreferencesPage_entityFieldBasedAccessButtonLabel, JPAEditorPreferenceInitializer.PROPERTY_VAL_ACCESS_FIELD_BASED},
 					{JPAEditorMessages.JPAEditorPreferencesPage_entityPropertyBasedAccessButtonLabel, JPAEditorPreferenceInitializer.PROPERTY_VAL_ACCESS_PROPERTY_BASED}},
 					parent, true);
 		entityAccessTypeChooser.setPreferenceStore(getPreferenceStore());
 		entityAccessTypeChooser.getRadioBoxControl(parent).setToolTipText(JPAEditorMessages.JPAEditorPreferencesPage_entityAccessTypeButtonGroupTooltip);
 		addField(entityAccessTypeChooser);


 		defaultCollectionTypeChooser = new RadioGroupFieldEditor(
 				JPAEditorPreferenceInitializer.PROPERTY_DEFAULT_COLLECTION_TYPE,
 				JPAEditorMessages.JPAEditorPreferencesPage_DefaultCollectionTypeSectionTittle,
 				1,
 			    new String[][] {
 					{COLLECTIION_TYPE, JPAEditorPreferenceInitializer.PROPERTY_VAL_COLLECTION_TYPE},
 					{LIST_TYPE, JPAEditorPreferenceInitializer.PROPERTY_VAL_LIST_TYPE},
 					{SET_TYPE, JPAEditorPreferenceInitializer.PROPERTY_VAL_SET_TYPE}},
 					parent, true);
 		defaultCollectionTypeChooser.setPreferenceStore(getPreferenceStore());
 		defaultCollectionTypeChooser.getRadioBoxControl(parent).setToolTipText(JPAEditorMessages.JPAEditorPreferencesPage_DefaultCollectionTypeSectionDescription);
 		addField(defaultCollectionTypeChooser);

 		oneToManyOldStyle = new JPABooleanFieldEditor("",	//$NON-NLS-1$
 				JPAEditorMessages.JPAEditorPreferencesPage_oneToManyOldStyle,
 				BooleanFieldEditor.DEFAULT, parent);
 		oneToManyOldStyle.setPreferenceName(JPAEditorPreferenceInitializer.PROPERTY_ONE_TO_MANY_OLD_STYLE);
 		oneToManyOldStyle.getCheckBox(parent).setToolTipText(JPAEditorMessages.JPAEditorPreferencesPage_oneToManyOldStyleTooltip);
 		addField(oneToManyOldStyle);
 	}

 	protected void createFolderField(Composite parent) {
 		fDefaultDiagramFolderField = new CustomStringFieldEditor(
 				JPAEditorPreferenceInitializer.PROPERTY_DIAGRAM_FOLDER,
 				JPAEditorMessages.JPAEditorPreferencesPage_defaultFolderControlLabel, getFieldEditorParent()) {
 					protected IStatus validateValue() {
 						return validateDefaultFolder(IPath.SEPARATOR + FICTIVE_PROJECT_NAME + IPath.SEPARATOR
 													 + fDefaultDiagramFolderField.getStringValue().trim(), FICTIVE_PROJECT_NAME);
 					}
 				};

 		fDefaultDiagramFolderField.getTextControl(parent).addModifyListener(new ModifyListener() {
 			public void modifyText(ModifyEvent e) {
 				validatePage();
 			}
 		});

 		fDefaultDiagramFolderField.getLabelControl(parent).
 		setToolTipText(JPAEditorMessages.JPAEditorPreferencesPage_defaultFolderControlTooltip);
 		addField(fDefaultDiagramFolderField);


 		fDefaultEntityPackageField = new CustomStringFieldEditor(
 				JPAEditorPreferenceInitializer.PROPERTY_ENTITY_PACKAGE,
 				JPAEditorMessages.JPAEditorPreferencesPage_DefaultPackageToUse, getFieldEditorParent()) {
 					protected IStatus validateValue() {
 						return validateDefaultPackage(fDefaultEntityPackageField.getStringValue().trim());
 					}
 				};
 	}

 	protected void createEntityPackageField(Composite parent) {
 		fDefaultEntityPackageField.getTextControl(parent).addModifyListener(new ModifyListener() {
 			public void modifyText(ModifyEvent e) {
 				validatePage();
 			}
 		});

 		fDefaultEntityPackageField.getLabelControl(parent).
 				setToolTipText(JPAEditorMessages.JPAEditorPreferencesPage_DefaultPackageMsg);
 		addField(fDefaultEntityPackageField);
 	}

 	protected void createTableNameField(Composite parent) {
 		fDefaultTableNamePrefix = new CustomStringFieldEditor(
 				JPAEditorPreferenceInitializer.PROPERTY_TABLE_NAME_PREFIX,
 				JPAEditorMessages.JPAEditorPreferencesPage_DefaultTableNameLabel, getFieldEditorParent()) {
 					protected IStatus validateValue() {
 						return validateTableNamePrefix(fDefaultTableNamePrefix.getStringValue().trim());
 					}
 				};
 				fDefaultTableNamePrefix.getTextControl(parent).addModifyListener(new ModifyListener() {
 			public void modifyText(ModifyEvent e) {
 				validatePage();
 			}
 		});

 		fDefaultTableNamePrefix.getLabelControl(parent).
 				setToolTipText(JPAEditorMessages.JPAEditorPreferencesPage_DefaultTableNamePrefixMsg);
 		addField(fDefaultTableNamePrefix);


 		fDefaultTableNamePrefix.getTextControl(parent).
 				setToolTipText(JPAEditorMessages.JPAEditorPreferencesPage_DefaultTableNamePrefixMsg);
 	}


 	public static IStatus validateDefaultFolder(String defaultFolder, String projectName) {
 		defaultFolder = defaultFolder.trim();
 		if (StringTools.stringIsEmpty(defaultFolder))
 			return new Status(IStatus.ERROR,
 					  JPADiagramEditorPlugin.PLUGIN_ID,
 					  JPAEditorMessages.JPAEditorPreferencesPage_emptyFolder);
 		defaultFolder = IPath.SEPARATOR + projectName + IPath.SEPARATOR + defaultFolder;
 		if (!defaultFolder.startsWith(IPath.SEPARATOR + projectName + IPath.SEPARATOR))
 			return new Status(IStatus.ERROR,
 							  JPADiagramEditorPlugin.PLUGIN_ID,
 							  MessageFormat.format(JPAEditorMessages.JPAEditorPreferencesPage_invalidFolder,
 									  			   IPath.SEPARATOR + projectName + IPath.SEPARATOR));
 		IStatus res = ResourcesPlugin.getWorkspace().validatePath(defaultFolder, IResource.FOLDER);
 		return res;
 	}

 	public static IStatus validateDefaultPackage(String defaultPackage) {
 		IStatus validateDefaultPackageStatus = JavaConventions
 				.validatePackageName(defaultPackage, JavaCore.VERSION_1_5,
 						JavaCore.VERSION_1_5);
 		if (validateDefaultPackageStatus.getSeverity() != IStatus.OK)
 			return validateDefaultPackageStatus;
 		return new Status(IStatus.OK, JPADiagramEditor.ID, null);
 	}

 	public static IStatus validateTableNamePrefix(String tableNamePrefix) {
 		String s = tableNamePrefix;
 		if (StringTools.stringIsEmpty(s))
 			return new Status(IStatus.OK, JPADiagramEditor.ID, null);
 		if (Character.isDigit(s.charAt(0))) {
 			String message = MessageFormat.format(JPAEditorMessages.JPAEditorPreferencesPage_invalidTableNamePrefix,
 					tableNamePrefix);
 			return new Status(IStatus.ERROR, JPADiagramEditor.ID, message);
 		}
 		for (int i = 0; i < s.length(); i++) {
 			char ch = s.charAt(i);
 			if (!Character.isLetterOrDigit(ch) && (ch != '_')) {
 				String message = MessageFormat.format(JPAEditorMessages.JPAEditorPreferencesPage_invalidTableNamePrefix,
 						tableNamePrefix);
 				return new Status(IStatus.ERROR, JPADiagramEditor.ID, message);
 			}
 		}
 		return new Status(IStatus.OK, JPADiagramEditor.ID, null);
 	}

 	public abstract class CustomStringFieldEditor extends StringFieldEditor {
 		public CustomStringFieldEditor(String propertyName,
 									   String labelName,
 									   Composite fieldEditorParent) {

 			super(propertyName, labelName, fieldEditorParent);
 		}

 		String msg;
 		String prefixMsg;

 		protected boolean checkState() {
 			IStatus stat = validateValue();
 			if (stat.getSeverity() == IStatus.ERROR) {
 				return false;
 			}
 			if (stat.getSeverity() == IStatus.WARNING) {
 				return true;
 			}
 			return true;
 		}

 		protected boolean doCheckState() {
 			return true;
 		}

 		abstract protected IStatus validateValue();
 	}


 	public class JPABooleanFieldEditor extends BooleanFieldEditor {
 		public JPABooleanFieldEditor(String name, String labelText, int style, Composite parent) {
 			super(name, labelText, style, parent);
 		}

 		public Button getCheckBox(Composite parent) {
 			return getChangeControl(parent);
 		}
 	}

     synchronized protected void validatePage() {

     	IStatus statFolder = JPAEditorPreferencesPage.
     							validateDefaultFolder(fDefaultDiagramFolderField.getTextControl(getFieldEditorParent()).getText().trim(),
     							FICTIVE_PROJECT_NAME);
     	IStatus statPack = JPAEditorPreferencesPage.
     							validateDefaultPackage(fDefaultEntityPackageField.getTextControl(getFieldEditorParent()).getText().trim());

     	IStatus statPref = JPAEditorPreferencesPage.
     							validateTableNamePrefix(fDefaultTableNamePrefix.getTextControl(getFieldEditorParent()).getText().trim());

     	if (statFolder.getSeverity() == IStatus.ERROR) {
     		setErrorMessage(statFolder.getMessage());
     		setValid(false);
     		return;
     	}
     	if (statPack.getSeverity() == IStatus.ERROR) {
     		setErrorMessage(statPack.getMessage());
     		setValid(false);
     		return;
     	}
     	if (statPref.getSeverity() == IStatus.ERROR) {
     		setErrorMessage(statPref.getMessage());
     		setValid(false);
     		return;
     	}
     	setErrorMessage(null);
     	setValid(true);
     	if (statPack.getSeverity() == IStatus.WARNING) {
     		setMessage(statPack.getMessage(), IMessageProvider.WARNING);
     		return;
     	}
     	if (statPref.getSeverity() == IStatus.WARNING) {
     		setMessage(statPref.getMessage(), IMessageProvider.WARNING);
     		return;
     	}
     	setMessage(null, IMessageProvider.NONE);
     }

 }
	/*******************************************************************************
	* <copyright>
	*
	* Copyright (c) 2005, 2010 SAP AG.
	* 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:
	* Stefan Dimov - initial API, implementation and documentation
	*
	* </copyright>
	*
	*******************************************************************************/
	package org.eclipse.jpt.jpadiagrameditor.ui.internal.preferences;

	import java.text.MessageFormat;

	import org.eclipse.core.resources.IResource;
	import org.eclipse.core.resources.ResourcesPlugin;
	import org.eclipse.core.runtime.IPath;
	import org.eclipse.core.runtime.IStatus;
	import org.eclipse.core.runtime.Status;
	import org.eclipse.jdt.core.JavaConventions;
	import org.eclipse.jdt.core.JavaCore;
	import org.eclipse.jface.dialogs.IMessageProvider;
	import org.eclipse.jface.preference.BooleanFieldEditor;
	import org.eclipse.jface.preference.FieldEditorPreferencePage;
	import org.eclipse.jface.preference.RadioGroupFieldEditor;
	import org.eclipse.jface.preference.StringFieldEditor;
	import org.eclipse.jpt.common.utility.internal.StringTools;
	import org.eclipse.jpt.jpadiagrameditor.ui.internal.JPADiagramEditor;
	import org.eclipse.jpt.jpadiagrameditor.ui.internal.JPADiagramEditorPlugin;
	import org.eclipse.jpt.jpadiagrameditor.ui.internal.i18n.JPAEditorMessages;
	import org.eclipse.swt.events.ModifyEvent;
	import org.eclipse.swt.events.ModifyListener;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.ui.IWorkbench;
	import org.eclipse.ui.IWorkbenchPreferencePage;

	@SuppressWarnings("restriction")
	public class JPAEditorPreferencesPage extends FieldEditorPreferencePage
	implements IWorkbenchPreferencePage {

	private static final String FICTIVE_PROJECT_NAME = "PROJECT NAME"; //$NON-NLS-1$
	private static final String COLLECTIION_TYPE = "java.util.Collection"; //$NON-NLS-1$
	private static final String LIST_TYPE = "java.util.List"; //$NON-NLS-1$
	private static final String SET_TYPE = "java.util.Set"; //$NON-NLS-1$

	private StringFieldEditor fDefaultDiagramFolderField;
	private StringFieldEditor fDefaultEntityPackageField;
	private StringFieldEditor fDefaultTableNamePrefix;
	private JPABooleanFieldEditor directEditAffectsClass;
	private RadioGroupFieldEditor entityAccessTypeChooser;
	private RadioGroupFieldEditor defaultCollectionTypeChooser;
	private JPABooleanFieldEditor oneToManyOldStyle;

	public JPAEditorPreferencesPage() {
	super(GRID);
	setPreferenceStore(JPADiagramEditorPlugin.getDefault()
	.getPreferenceStore());
	setDescription(JPAEditorMessages.JPAEditorPreferencesPage_pageDescription);
	}

	public void init(IWorkbench workbench) {
	}

	@Override
	protected void createFieldEditors() {
	Composite parent = getFieldEditorParent();
	createFolderField(parent);
	createEntityPackageField(parent);
	createTableNameField(parent);

	directEditAffectsClass = new JPABooleanFieldEditor("", //$NON-NLS-1$
	JPAEditorMessages.JPAEditorPreferencesPage_directEditAffectsClass,
	BooleanFieldEditor.DEFAULT, parent);
	directEditAffectsClass.setPreferenceName(JPAEditorPreferenceInitializer.PROPERTY_DIRECT_EDIT_CLASS_NAME);
	directEditAffectsClass.getCheckBox(parent).setToolTipText(JPAEditorMessages.JPAEditorPreferencesPage_directEditAffectsClassTooltip);
	addField(directEditAffectsClass);
	entityAccessTypeChooser = new RadioGroupFieldEditor(
	JPAEditorPreferenceInitializer.PROPERTY_ENTITY_ACCESS_TYPE,
	JPAEditorMessages.JPAEditorPreferencesPage_entityAccessTypeButtonGroupLabel,
	1,
	new String[][] {
	{JPAEditorMessages.JPAEditorPreferencesPage_entityFieldBasedAccessButtonLabel, JPAEditorPreferenceInitializer.PROPERTY_VAL_ACCESS_FIELD_BASED},
	{JPAEditorMessages.JPAEditorPreferencesPage_entityPropertyBasedAccessButtonLabel, JPAEditorPreferenceInitializer.PROPERTY_VAL_ACCESS_PROPERTY_BASED}},
	parent, true);
	entityAccessTypeChooser.setPreferenceStore(getPreferenceStore());
	entityAccessTypeChooser.getRadioBoxControl(parent).setToolTipText(JPAEditorMessages.JPAEditorPreferencesPage_entityAccessTypeButtonGroupTooltip);
	addField(entityAccessTypeChooser);



	defaultCollectionTypeChooser = new RadioGroupFieldEditor(
	JPAEditorPreferenceInitializer.PROPERTY_DEFAULT_COLLECTION_TYPE,
	JPAEditorMessages.JPAEditorPreferencesPage_DefaultCollectionTypeSectionTittle,
	1,
	new String[][] {
	{COLLECTIION_TYPE, JPAEditorPreferenceInitializer.PROPERTY_VAL_COLLECTION_TYPE},
	{LIST_TYPE, JPAEditorPreferenceInitializer.PROPERTY_VAL_LIST_TYPE},
	{SET_TYPE, JPAEditorPreferenceInitializer.PROPERTY_VAL_SET_TYPE}},
	parent, true);
	defaultCollectionTypeChooser.setPreferenceStore(getPreferenceStore());
	defaultCollectionTypeChooser.getRadioBoxControl(parent).setToolTipText(JPAEditorMessages.JPAEditorPreferencesPage_DefaultCollectionTypeSectionDescription);
	addField(defaultCollectionTypeChooser);

	oneToManyOldStyle = new JPABooleanFieldEditor("", //$NON-NLS-1$
	JPAEditorMessages.JPAEditorPreferencesPage_oneToManyOldStyle,
	BooleanFieldEditor.DEFAULT, parent);
	oneToManyOldStyle.setPreferenceName(JPAEditorPreferenceInitializer.PROPERTY_ONE_TO_MANY_OLD_STYLE);
	oneToManyOldStyle.getCheckBox(parent).setToolTipText(JPAEditorMessages.JPAEditorPreferencesPage_oneToManyOldStyleTooltip);
	addField(oneToManyOldStyle);
	}

	protected void createFolderField(Composite parent) {
	fDefaultDiagramFolderField = new CustomStringFieldEditor(
	JPAEditorPreferenceInitializer.PROPERTY_DIAGRAM_FOLDER,
	JPAEditorMessages.JPAEditorPreferencesPage_defaultFolderControlLabel, getFieldEditorParent()) {
	protected IStatus validateValue() {
	return validateDefaultFolder(IPath.SEPARATOR + FICTIVE_PROJECT_NAME + IPath.SEPARATOR
	+ fDefaultDiagramFolderField.getStringValue().trim(), FICTIVE_PROJECT_NAME);
	}
	};

	fDefaultDiagramFolderField.getTextControl(parent).addModifyListener(new ModifyListener() {
	public void modifyText(ModifyEvent e) {
	validatePage();
	}
	});

	fDefaultDiagramFolderField.getLabelControl(parent).
	setToolTipText(JPAEditorMessages.JPAEditorPreferencesPage_defaultFolderControlTooltip);
	addField(fDefaultDiagramFolderField);


	fDefaultEntityPackageField = new CustomStringFieldEditor(
	JPAEditorPreferenceInitializer.PROPERTY_ENTITY_PACKAGE,
	JPAEditorMessages.JPAEditorPreferencesPage_DefaultPackageToUse, getFieldEditorParent()) {
	protected IStatus validateValue() {
	return validateDefaultPackage(fDefaultEntityPackageField.getStringValue().trim());
	}
	};
	}

	protected void createEntityPackageField(Composite parent) {
	fDefaultEntityPackageField.getTextControl(parent).addModifyListener(new ModifyListener() {
	public void modifyText(ModifyEvent e) {
	validatePage();
	}
	});

	fDefaultEntityPackageField.getLabelControl(parent).
	setToolTipText(JPAEditorMessages.JPAEditorPreferencesPage_DefaultPackageMsg);
	addField(fDefaultEntityPackageField);
	}

	protected void createTableNameField(Composite parent) {
	fDefaultTableNamePrefix = new CustomStringFieldEditor(
	JPAEditorPreferenceInitializer.PROPERTY_TABLE_NAME_PREFIX,
	JPAEditorMessages.JPAEditorPreferencesPage_DefaultTableNameLabel, getFieldEditorParent()) {
	protected IStatus validateValue() {
	return validateTableNamePrefix(fDefaultTableNamePrefix.getStringValue().trim());
	}
	};
	fDefaultTableNamePrefix.getTextControl(parent).addModifyListener(new ModifyListener() {
	public void modifyText(ModifyEvent e) {
	validatePage();
	}
	});

	fDefaultTableNamePrefix.getLabelControl(parent).
	setToolTipText(JPAEditorMessages.JPAEditorPreferencesPage_DefaultTableNamePrefixMsg);
	addField(fDefaultTableNamePrefix);



	fDefaultTableNamePrefix.getTextControl(parent).
	setToolTipText(JPAEditorMessages.JPAEditorPreferencesPage_DefaultTableNamePrefixMsg);
	}




	public static IStatus validateDefaultFolder(String defaultFolder, String projectName) {
	defaultFolder = defaultFolder.trim();
	if (StringTools.stringIsEmpty(defaultFolder))
	return new Status(IStatus.ERROR,
	JPADiagramEditorPlugin.PLUGIN_ID,
	JPAEditorMessages.JPAEditorPreferencesPage_emptyFolder);
	defaultFolder = IPath.SEPARATOR + projectName + IPath.SEPARATOR + defaultFolder;
	if (!defaultFolder.startsWith(IPath.SEPARATOR + projectName + IPath.SEPARATOR))
	return new Status(IStatus.ERROR,
	JPADiagramEditorPlugin.PLUGIN_ID,
	MessageFormat.format(JPAEditorMessages.JPAEditorPreferencesPage_invalidFolder,
	IPath.SEPARATOR + projectName + IPath.SEPARATOR));
	IStatus res = ResourcesPlugin.getWorkspace().validatePath(defaultFolder, IResource.FOLDER);
	return res;
	}

	public static IStatus validateDefaultPackage(String defaultPackage) {
	IStatus validateDefaultPackageStatus = JavaConventions
	.validatePackageName(defaultPackage, JavaCore.VERSION_1_5,
	JavaCore.VERSION_1_5);
	if (validateDefaultPackageStatus.getSeverity() != IStatus.OK)
	return validateDefaultPackageStatus;
	return new Status(IStatus.OK, JPADiagramEditor.ID, null);
	}

	public static IStatus validateTableNamePrefix(String tableNamePrefix) {
	String s = tableNamePrefix;
	if (StringTools.stringIsEmpty(s))
	return new Status(IStatus.OK, JPADiagramEditor.ID, null);
	if (Character.isDigit(s.charAt(0))) {
	String message = MessageFormat.format(JPAEditorMessages.JPAEditorPreferencesPage_invalidTableNamePrefix,
	tableNamePrefix);
	return new Status(IStatus.ERROR, JPADiagramEditor.ID, message);
	}
	for (int i = 0; i < s.length(); i++) {
	char ch = s.charAt(i);
	if (!Character.isLetterOrDigit(ch) && (ch != '_')) {
	String message = MessageFormat.format(JPAEditorMessages.JPAEditorPreferencesPage_invalidTableNamePrefix,
	tableNamePrefix);
	return new Status(IStatus.ERROR, JPADiagramEditor.ID, message);
	}
	}
	return new Status(IStatus.OK, JPADiagramEditor.ID, null);
	}

	public abstract class CustomStringFieldEditor extends StringFieldEditor {
	public CustomStringFieldEditor(String propertyName,
	String labelName,
	Composite fieldEditorParent) {

	super(propertyName, labelName, fieldEditorParent);
	}

	String msg;
	String prefixMsg;

	protected boolean checkState() {
	IStatus stat = validateValue();
	if (stat.getSeverity() == IStatus.ERROR) {
	return false;
	}
	if (stat.getSeverity() == IStatus.WARNING) {
	return true;
	}
	return true;
	}

	protected boolean doCheckState() {
	return true;
	}

	abstract protected IStatus validateValue();
	}


	public class JPABooleanFieldEditor extends BooleanFieldEditor {
	public JPABooleanFieldEditor(String name, String labelText, int style, Composite parent) {
	super(name, labelText, style, parent);
	}

	public Button getCheckBox(Composite parent) {
	return getChangeControl(parent);
	}
	}

	synchronized protected void validatePage() {

	IStatus statFolder = JPAEditorPreferencesPage.
	validateDefaultFolder(fDefaultDiagramFolderField.getTextControl(getFieldEditorParent()).getText().trim(),
	FICTIVE_PROJECT_NAME);
	IStatus statPack = JPAEditorPreferencesPage.
	validateDefaultPackage(fDefaultEntityPackageField.getTextControl(getFieldEditorParent()).getText().trim());

	IStatus statPref = JPAEditorPreferencesPage.
	validateTableNamePrefix(fDefaultTableNamePrefix.getTextControl(getFieldEditorParent()).getText().trim());

	if (statFolder.getSeverity() == IStatus.ERROR) {
	setErrorMessage(statFolder.getMessage());
	setValid(false);
	return;
	}
	if (statPack.getSeverity() == IStatus.ERROR) {
	setErrorMessage(statPack.getMessage());
	setValid(false);
	return;
	}
	if (statPref.getSeverity() == IStatus.ERROR) {
	setErrorMessage(statPref.getMessage());
	setValid(false);
	return;
	}
	setErrorMessage(null);
	setValid(true);
	if (statPack.getSeverity() == IStatus.WARNING) {
	setMessage(statPack.getMessage(), IMessageProvider.WARNING);
	return;
	}
	if (statPref.getSeverity() == IStatus.WARNING) {
	setMessage(statPref.getMessage(), IMessageProvider.WARNING);
	return;
	}
	setMessage(null, IMessageProvider.NONE);
	}

	}