jaxb/plugins/org.eclipse.jpt.jaxb.core/src/org/eclipse/jpt/jaxb/core/JptJaxbCorePlugin.java - dali/webtools.dali - Git at Google

 /*******************************************************************************
  *  Copyright (c) 2010, 2012  Oracle. 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:
  *  	Oracle - initial API and implementation
  *******************************************************************************/
 package org.eclipse.jpt.jaxb.core;

 import java.util.List;

 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.core.runtime.Platform;
 import org.eclipse.core.runtime.Plugin;
 import org.eclipse.core.runtime.Status;
 import org.eclipse.core.runtime.content.IContentType;
 import org.eclipse.jpt.common.core.JptResourceType;
 import org.eclipse.jpt.jaxb.core.internal.platform.JaxbPlatformManagerImpl;
 import org.eclipse.jpt.jaxb.core.internal.prefs.JaxbPreferencesManager;
 import org.eclipse.jpt.jaxb.core.platform.JaxbPlatformDescription;
 import org.eclipse.jpt.jaxb.core.platform.JaxbPlatformManager;
 import org.eclipse.wst.common.project.facet.core.IProjectFacetVersion;
 import org.osgi.framework.BundleContext;
 import org.osgi.service.prefs.Preferences;

 /**
  * The Dali JAXB core plug-in lifecycle implementation.
  * A number of globally-available constants and methods.
  * <p>
  * Provisional API: This class is part of an interim API that is still
  * under development and expected to change significantly before reaching
  * stability. It is available at this early stage to solicit feedback from
  * pioneering adopters on the understanding that any code that uses this API
  * will almost certainly be broken (repeatedly) as the API evolves.
  *
  * @version 3.0
  * @since 3.0
  */
 public class JptJaxbCorePlugin
 		extends Plugin {

 	// ********** public constants **********

 	/**
 	 * The plug-in identifier of Dali JAXB core
 	 * (value <code>"org.eclipse.jpt.jaxb.core"</code>).
 	 */
 	public static final String PLUGIN_ID = "org.eclipse.jpt.jaxb.core";  //$NON-NLS-1$
 	public static final String PLUGIN_ID_ = PLUGIN_ID + '.';

 	/**
 	 * The identifier for the JAXB validation marker
 	 * (value <code>"org.eclipse.jpt.jaxb.core.jaxbProblemMarker"</code>).
 	 */
 	public static final String VALIDATION_MARKER_ID = PLUGIN_ID + ".jaxbProblemMarker";  //$NON-NLS-1$

 	/**
 	 * The content type for jaxb.index files
 	 */
 	public static final IContentType JAXB_INDEX_CONTENT_TYPE = getJaxbContentType("jaxbIndex");

 	/**
 	 * The resource type for jaxb.index files
 	 */
 	public static final JptResourceType JAXB_INDEX_RESOURCE_TYPE = new JptResourceType(JAXB_INDEX_CONTENT_TYPE);

 	/**
 	 * The content type for jaxb.properties files
 	 */
 	public static final IContentType JAXB_PROPERTIES_CONTENT_TYPE = getJaxbContentType("jaxbProperties");

 	/**
 	 * The resource type for jaxb.properties files
 	 */
 	public static final JptResourceType JAXB_PROPERTIES_RESOURCE_TYPE = new JptResourceType(JAXB_PROPERTIES_CONTENT_TYPE);

 	private static IContentType getJaxbContentType(String contentType) {
 		return getContentType(CONTENT_PREFIX_ + contentType);
 	}

 	public static final String CONTENT_PREFIX = PLUGIN_ID_ + "content"; //$NON-NLS-1$

 	public static final String CONTENT_PREFIX_ = CONTENT_PREFIX + '.';

 	private static IContentType getContentType(String contentType) {
 		return Platform.getContentTypeManager().getContentType(contentType);
 	}


 	// **************** fields ************************************************

 	private volatile GenericJaxbProjectManager projectManager;


 	// **************** singleton *********************************************

 	private static JptJaxbCorePlugin INSTANCE;

 	/**
 	 * Return the singleton plug-in
 	 */
 	public static JptJaxbCorePlugin instance() {
 		return INSTANCE;
 	}


 	// ********** public static methods **********

 	/**
 	 * Return the singular JAXB project manager corresponding to the current workspace.
 	 */
 	public static JaxbProjectManager getProjectManager() {
 		return INSTANCE.getProjectManager_();
 	}

 	/**
 	 * Return the JAXB project corresponding to the specified Eclipse project,
 	 * or <code>null</code> if unable to associate the specified project with a
 	 * JAXB project.
 	 */
 	public static JaxbProject getJaxbProject(IProject project) {
 		return getProjectManager().getJaxbProject(project);
 	}

 	public static JaxbPlatformManager getJaxbPlatformManager() {
 		return JaxbPlatformManagerImpl.instance();
 	}

 	/**
 	 * Set the default {@link JaxbPlatformDescription} for new JAXB projects with the given
 	 * JAXB facet version.
 	 */
 	public static void setDefaultJaxbPlatform(IProjectFacetVersion jaxbFacetVersion, JaxbPlatformDescription platform) {
 		String preferenceKey = null;
 		if (JaxbFacet.VERSION_2_1.equals(jaxbFacetVersion)) {
 			preferenceKey = JaxbPreferencesManager.DEFAULT_JAXB_PLATFORM_2_1_PREF_KEY;
 		}
 		else if (JaxbFacet.VERSION_2_2.equals(jaxbFacetVersion)) {
 			preferenceKey = JaxbPreferencesManager.DEFAULT_JAXB_PLATFORM_2_2_PREF_KEY;
 		}
 		else {
 			throw new IllegalArgumentException("Illegal JAXB facet version: " + jaxbFacetVersion); //$NON-NLS-1$
 		}
 		JaxbPreferencesManager.setWorkspacePreference(preferenceKey, platform.getId());
 	}

 	/**
 	 * Return the default {@link JaxbPlatformDescription} for new JAXB projects with the given
 	 * JAXB facet version.
 	 */
 	public static JaxbPlatformDescription getDefaultPlatform(IProjectFacetVersion jaxbFacetVersion) {

 		JaxbPlatformDescription defaultPlatform =
 				getDefaultPlatform(
 					jaxbFacetVersion,
 					JaxbPreferencesManager.getWorkspacePreferences(),
 					JaxbPreferencesManager.getDefaultPreferences());
 		if (defaultPlatform == null) {
 			// if the platform ID stored in the workspace prefs is invalid (i.e. null), look in the default prefs
 			defaultPlatform = getDefaultPlatform(jaxbFacetVersion, JaxbPreferencesManager.getDefaultPreferences());
 		}
 		return defaultPlatform;
 	}

 	//
 	private static JaxbPlatformDescription getDefaultPlatform(
 				IProjectFacetVersion jaxbFacetVersion, Preferences ... nodes) {

 		JaxbPlatformDescription defaultDefaultPlatform;
 		String preferenceKey;
 		if (jaxbFacetVersion.equals(JaxbFacet.VERSION_2_1)) {
 			defaultDefaultPlatform = GenericJaxbPlatform.VERSION_2_1;
 			preferenceKey = JaxbPreferencesManager.DEFAULT_JAXB_PLATFORM_2_1_PREF_KEY;
 		}
 		else if (jaxbFacetVersion.equals(JaxbFacet.VERSION_2_2)) {
 			defaultDefaultPlatform = GenericJaxbPlatform.VERSION_2_2;
 			preferenceKey = JaxbPreferencesManager.DEFAULT_JAXB_PLATFORM_2_2_PREF_KEY;
 		}
 		else {
 			throw new IllegalArgumentException("Illegal JAXB facet version: " + jaxbFacetVersion); //$NON-NLS-1$
 		}
 		return getDefaultPlatform(jaxbFacetVersion, preferenceKey, defaultDefaultPlatform, nodes);
 	}

 	private static JaxbPlatformDescription getDefaultPlatform(
 			IProjectFacetVersion jaxbFacetVersion, String preferenceKey,
 			JaxbPlatformDescription defaultDefault, Preferences ... nodes) {

 		String defaultDefaultId = (defaultDefault == null) ? null : defaultDefault.getId();
 		String defaultPlatformId = Platform.getPreferencesService().get(preferenceKey, defaultDefaultId, nodes);
 		JaxbPlatformDescription defaultPlatform = getJaxbPlatformManager().getJaxbPlatform(defaultPlatformId);
 		if (defaultPlatform != null && defaultPlatform.supportsJaxbFacetVersion(jaxbFacetVersion)) {
 			return defaultPlatform;
 		}
 		else if (defaultDefault != null && defaultDefault.supportsJaxbFacetVersion(jaxbFacetVersion)) {
 			return defaultDefault;
 		}
 		return null;
 	}

 	/**
 	 * Return the JAXB platform ID associated with the specified Eclipse project.
 	 */
 	public static String getJaxbPlatformId(IProject project) {
 		return (new JaxbPreferencesManager(project)).getJaxbPlatformId();
 	}

 	/**
 	 * Return the {@link JaxbPlatformDescription} associated with the specified Eclipse project.
 	 */
 	public static JaxbPlatformDescription getJaxbPlatformDescription(IProject project) {
 		String jpaPlatformId = getJaxbPlatformId(project);
 		return getJaxbPlatformManager().getJaxbPlatform(jpaPlatformId);
 	}

 	/**
 	 * Set the {@link JaxbPlatformDescription} associated with the specified Eclipse project.
 	 */
 	public static void setJaxbPlatform(IProject project, JaxbPlatformDescription platform) {
 		(new JaxbPreferencesManager(project)).setJaxbPlatform(platform);
 	}

 	public static List<String> getSchemaLocations(IProject project) {
 		return (new JaxbPreferencesManager(project)).getSchemaLocations();
 	}

 	public static void setSchemaLocations(IProject project, List<String> schemaLocations) {
 		(new JaxbPreferencesManager(project)).setSchemaLocations(schemaLocations);
 	}

 	/**
 	 * Log the specified status.
 	 */
 	public static void log(IStatus status) {
         INSTANCE.getLog().log(status);
     }

 	/**
 	 * Log the specified message.
 	 */
 	public static void log(String msg) {
         log(new Status(IStatus.ERROR, PLUGIN_ID, IStatus.OK, msg, null));
     }

 	/**
 	 * Log the specified exception or error.
 	 */
 	public static void log(Throwable throwable) {
 		log(new Status(IStatus.ERROR, PLUGIN_ID, IStatus.OK, throwable.getLocalizedMessage(), throwable));
 	}


 	// ********** plug-in implementation **************************************************

 	public JptJaxbCorePlugin() {
 		super();
 		if (INSTANCE != null) {
 			throw new IllegalStateException();
 		}
 		// this convention is *wack*...  ~bjv
 		INSTANCE = this;
 	}

 	@Override
 	public void start(BundleContext context) throws Exception {
 		super.start(context);
 		// nothing yet...
 	}

 	@Override
 	public void stop(BundleContext context) throws Exception {
 		try {
 			if (this.projectManager != null) {
 				this.projectManager.stop();
 				this.projectManager = null;
 			}
 		} finally {
 			super.stop(context);
 		}
 	}

 	private synchronized GenericJaxbProjectManager getProjectManager_() {
 		if (this.projectManager == null) {
 			this.projectManager = this.buildProjectManager();
 			this.projectManager.start();
 		}
 		return this.projectManager;
 	}

 	private GenericJaxbProjectManager buildProjectManager() {
 		return new GenericJaxbProjectManager();
 	}
 }
	/*******************************************************************************
	* Copyright (c) 2010, 2012 Oracle. 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:
	* Oracle - initial API and implementation
	*******************************************************************************/
	package org.eclipse.jpt.jaxb.core;

	import java.util.List;

	import org.eclipse.core.resources.IProject;
	import org.eclipse.core.runtime.IStatus;
	import org.eclipse.core.runtime.Platform;
	import org.eclipse.core.runtime.Plugin;
	import org.eclipse.core.runtime.Status;
	import org.eclipse.core.runtime.content.IContentType;
	import org.eclipse.jpt.common.core.JptResourceType;
	import org.eclipse.jpt.jaxb.core.internal.platform.JaxbPlatformManagerImpl;
	import org.eclipse.jpt.jaxb.core.internal.prefs.JaxbPreferencesManager;
	import org.eclipse.jpt.jaxb.core.platform.JaxbPlatformDescription;
	import org.eclipse.jpt.jaxb.core.platform.JaxbPlatformManager;
	import org.eclipse.wst.common.project.facet.core.IProjectFacetVersion;
	import org.osgi.framework.BundleContext;
	import org.osgi.service.prefs.Preferences;

	/**
	* The Dali JAXB core plug-in lifecycle implementation.
	* A number of globally-available constants and methods.
	* <p>
	* Provisional API: This class is part of an interim API that is still
	* under development and expected to change significantly before reaching
	* stability. It is available at this early stage to solicit feedback from
	* pioneering adopters on the understanding that any code that uses this API
	* will almost certainly be broken (repeatedly) as the API evolves.
	*
	* @version 3.0
	* @since 3.0
	*/
	public class JptJaxbCorePlugin
	extends Plugin {

	// ******** public constants ********

	/**
	* The plug-in identifier of Dali JAXB core
	* (value <code>"org.eclipse.jpt.jaxb.core"</code>).
	*/
	public static final String PLUGIN_ID = "org.eclipse.jpt.jaxb.core"; //$NON-NLS-1$
	public static final String PLUGIN_ID_ = PLUGIN_ID + '.';

	/**
	* The identifier for the JAXB validation marker
	* (value <code>"org.eclipse.jpt.jaxb.core.jaxbProblemMarker"</code>).
	*/
	public static final String VALIDATION_MARKER_ID = PLUGIN_ID + ".jaxbProblemMarker"; //$NON-NLS-1$

	/**
	* The content type for jaxb.index files
	*/
	public static final IContentType JAXB_INDEX_CONTENT_TYPE = getJaxbContentType("jaxbIndex");

	/**
	* The resource type for jaxb.index files
	*/
	public static final JptResourceType JAXB_INDEX_RESOURCE_TYPE = new JptResourceType(JAXB_INDEX_CONTENT_TYPE);

	/**
	* The content type for jaxb.properties files
	*/
	public static final IContentType JAXB_PROPERTIES_CONTENT_TYPE = getJaxbContentType("jaxbProperties");

	/**
	* The resource type for jaxb.properties files
	*/
	public static final JptResourceType JAXB_PROPERTIES_RESOURCE_TYPE = new JptResourceType(JAXB_PROPERTIES_CONTENT_TYPE);

	private static IContentType getJaxbContentType(String contentType) {
	return getContentType(CONTENT_PREFIX_ + contentType);
	}

	public static final String CONTENT_PREFIX = PLUGIN_ID_ + "content"; //$NON-NLS-1$

	public static final String CONTENT_PREFIX_ = CONTENT_PREFIX + '.';

	private static IContentType getContentType(String contentType) {
	return Platform.getContentTypeManager().getContentType(contentType);
	}


	// ************** fields **********************************************

	private volatile GenericJaxbProjectManager projectManager;


	// ************** singleton *******************************************

	private static JptJaxbCorePlugin INSTANCE;

	/**
	* Return the singleton plug-in
	*/
	public static JptJaxbCorePlugin instance() {
	return INSTANCE;
	}


	// ******** public static methods ********

	/**
	* Return the singular JAXB project manager corresponding to the current workspace.
	*/
	public static JaxbProjectManager getProjectManager() {
	return INSTANCE.getProjectManager_();
	}

	/**
	* Return the JAXB project corresponding to the specified Eclipse project,
	* or <code>null</code> if unable to associate the specified project with a
	* JAXB project.
	*/
	public static JaxbProject getJaxbProject(IProject project) {
	return getProjectManager().getJaxbProject(project);
	}

	public static JaxbPlatformManager getJaxbPlatformManager() {
	return JaxbPlatformManagerImpl.instance();
	}

	/**
	* Set the default {@link JaxbPlatformDescription} for new JAXB projects with the given
	* JAXB facet version.
	*/
	public static void setDefaultJaxbPlatform(IProjectFacetVersion jaxbFacetVersion, JaxbPlatformDescription platform) {
	String preferenceKey = null;
	if (JaxbFacet.VERSION_2_1.equals(jaxbFacetVersion)) {
	preferenceKey = JaxbPreferencesManager.DEFAULT_JAXB_PLATFORM_2_1_PREF_KEY;
	}
	else if (JaxbFacet.VERSION_2_2.equals(jaxbFacetVersion)) {
	preferenceKey = JaxbPreferencesManager.DEFAULT_JAXB_PLATFORM_2_2_PREF_KEY;
	}
	else {
	throw new IllegalArgumentException("Illegal JAXB facet version: " + jaxbFacetVersion); //$NON-NLS-1$
	}
	JaxbPreferencesManager.setWorkspacePreference(preferenceKey, platform.getId());
	}

	/**
	* Return the default {@link JaxbPlatformDescription} for new JAXB projects with the given
	* JAXB facet version.
	*/
	public static JaxbPlatformDescription getDefaultPlatform(IProjectFacetVersion jaxbFacetVersion) {

	JaxbPlatformDescription defaultPlatform =
	getDefaultPlatform(
	jaxbFacetVersion,
	JaxbPreferencesManager.getWorkspacePreferences(),
	JaxbPreferencesManager.getDefaultPreferences());
	if (defaultPlatform == null) {
	// if the platform ID stored in the workspace prefs is invalid (i.e. null), look in the default prefs
	defaultPlatform = getDefaultPlatform(jaxbFacetVersion, JaxbPreferencesManager.getDefaultPreferences());
	}
	return defaultPlatform;
	}

	//
	private static JaxbPlatformDescription getDefaultPlatform(
	IProjectFacetVersion jaxbFacetVersion, Preferences ... nodes) {

	JaxbPlatformDescription defaultDefaultPlatform;
	String preferenceKey;
	if (jaxbFacetVersion.equals(JaxbFacet.VERSION_2_1)) {
	defaultDefaultPlatform = GenericJaxbPlatform.VERSION_2_1;
	preferenceKey = JaxbPreferencesManager.DEFAULT_JAXB_PLATFORM_2_1_PREF_KEY;
	}
	else if (jaxbFacetVersion.equals(JaxbFacet.VERSION_2_2)) {
	defaultDefaultPlatform = GenericJaxbPlatform.VERSION_2_2;
	preferenceKey = JaxbPreferencesManager.DEFAULT_JAXB_PLATFORM_2_2_PREF_KEY;
	}
	else {
	throw new IllegalArgumentException("Illegal JAXB facet version: " + jaxbFacetVersion); //$NON-NLS-1$
	}
	return getDefaultPlatform(jaxbFacetVersion, preferenceKey, defaultDefaultPlatform, nodes);
	}

	private static JaxbPlatformDescription getDefaultPlatform(
	IProjectFacetVersion jaxbFacetVersion, String preferenceKey,
	JaxbPlatformDescription defaultDefault, Preferences ... nodes) {

	String defaultDefaultId = (defaultDefault == null) ? null : defaultDefault.getId();
	String defaultPlatformId = Platform.getPreferencesService().get(preferenceKey, defaultDefaultId, nodes);
	JaxbPlatformDescription defaultPlatform = getJaxbPlatformManager().getJaxbPlatform(defaultPlatformId);
	if (defaultPlatform != null && defaultPlatform.supportsJaxbFacetVersion(jaxbFacetVersion)) {
	return defaultPlatform;
	}
	else if (defaultDefault != null && defaultDefault.supportsJaxbFacetVersion(jaxbFacetVersion)) {
	return defaultDefault;
	}
	return null;
	}

	/**
	* Return the JAXB platform ID associated with the specified Eclipse project.
	*/
	public static String getJaxbPlatformId(IProject project) {
	return (new JaxbPreferencesManager(project)).getJaxbPlatformId();
	}

	/**
	* Return the {@link JaxbPlatformDescription} associated with the specified Eclipse project.
	*/
	public static JaxbPlatformDescription getJaxbPlatformDescription(IProject project) {
	String jpaPlatformId = getJaxbPlatformId(project);
	return getJaxbPlatformManager().getJaxbPlatform(jpaPlatformId);
	}

	/**
	* Set the {@link JaxbPlatformDescription} associated with the specified Eclipse project.
	*/
	public static void setJaxbPlatform(IProject project, JaxbPlatformDescription platform) {
	(new JaxbPreferencesManager(project)).setJaxbPlatform(platform);
	}

	public static List<String> getSchemaLocations(IProject project) {
	return (new JaxbPreferencesManager(project)).getSchemaLocations();
	}

	public static void setSchemaLocations(IProject project, List<String> schemaLocations) {
	(new JaxbPreferencesManager(project)).setSchemaLocations(schemaLocations);
	}

	/**
	* Log the specified status.
	*/
	public static void log(IStatus status) {
	INSTANCE.getLog().log(status);
	}

	/**
	* Log the specified message.
	*/
	public static void log(String msg) {
	log(new Status(IStatus.ERROR, PLUGIN_ID, IStatus.OK, msg, null));
	}

	/**
	* Log the specified exception or error.
	*/
	public static void log(Throwable throwable) {
	log(new Status(IStatus.ERROR, PLUGIN_ID, IStatus.OK, throwable.getLocalizedMessage(), throwable));
	}


	// ******** plug-in implementation ************************************************

	public JptJaxbCorePlugin() {
	super();
	if (INSTANCE != null) {
	throw new IllegalStateException();
	}
	// this convention is wack... ~bjv
	INSTANCE = this;
	}

	@Override
	public void start(BundleContext context) throws Exception {
	super.start(context);
	// nothing yet...
	}

	@Override
	public void stop(BundleContext context) throws Exception {
	try {
	if (this.projectManager != null) {
	this.projectManager.stop();
	this.projectManager = null;
	}
	} finally {
	super.stop(context);
	}
	}

	private synchronized GenericJaxbProjectManager getProjectManager_() {
	if (this.projectManager == null) {
	this.projectManager = this.buildProjectManager();
	this.projectManager.start();
	}
	return this.projectManager;
	}

	private GenericJaxbProjectManager buildProjectManager() {
	return new GenericJaxbProjectManager();
	}
	}