/** | |
* <copyright> | |
* | |
* Copyright (c) 2008-2010 See4sys and others. | |
* All rights reserved. This program and the accompanying materials | |
* are made available under the terms of the Eclipse Public License v2.0 | |
* which accompanies this distribution, and is available at | |
* https://www.eclipse.org/org/documents/epl-2.0/EPL-2.0.html | |
* | |
* Contributors: | |
* See4sys - Initial API and implementation | |
* | |
* </copyright> | |
*/ | |
package org.eclipse.sphinx.emf.internal.model; | |
import org.eclipse.core.resources.IFile; | |
import org.eclipse.core.resources.IProject; | |
import org.eclipse.core.resources.IResourceChangeEvent; | |
import org.eclipse.sphinx.emf.internal.metamodel.InternalMetaModelDescriptorRegistry; | |
import org.eclipse.sphinx.platform.resources.syncing.AbstractResourceSynchronizerDelegate; | |
public class BasicModelDescriptorSynchronizerDelegate extends AbstractResourceSynchronizerDelegate<IModelDescriptorSyncRequest> { | |
/** | |
* The singleton instance. | |
*/ | |
public static final BasicModelDescriptorSynchronizerDelegate INSTANCE = new BasicModelDescriptorSynchronizerDelegate(); | |
@Override | |
public void handleProjectRenamed(int eventType, IProject oldProject, IProject newProject) { | |
if (eventType == IResourceChangeEvent.POST_CHANGE) { | |
syncRequest.addProjectToMoveModelDescriptorsFor(oldProject, newProject); | |
} | |
} | |
@Override | |
public void handleFileAdded(int eventType, IFile file) { | |
if (eventType == IResourceChangeEvent.POST_CHANGE) { | |
syncRequest.addFileToAddModelDescriptorFor(file); | |
} | |
} | |
@Override | |
public void handleProjectClosed(int eventType, IProject project) { | |
if (eventType == IResourceChangeEvent.POST_CHANGE) { | |
syncRequest.addProjectToRemoveModelDescriptorsFor(project); | |
} | |
} | |
@Override | |
public void handleProjectRemoved(int eventType, IProject project) { | |
if (eventType == IResourceChangeEvent.POST_CHANGE) { | |
syncRequest.addProjectToRemoveModelDescriptorsFor(project); | |
} | |
} | |
@Override | |
public void handleFileChanged(int eventType, IFile file) { | |
if (eventType == IResourceChangeEvent.POST_CHANGE) { | |
// Remove entry for changed file from meta-model descriptor cache | |
/* | |
* !! Important Note !! This should normally be the business of MetaModelDescriptorCacheUpdater. However, we | |
* have to do so here as well because we depend on that cached metamodel descriptors are up to date but | |
* cannot know which of both BasicModelDescriptorSynchronizerDelegate or MetaModelDescriptorCacheUpdater | |
* gets called first. | |
*/ | |
InternalMetaModelDescriptorRegistry.INSTANCE.removeCachedDescriptor(file); | |
syncRequest.addFileToUpdateModelDescriptorFor(file); | |
} | |
} | |
@Override | |
public void handleFileMoved(int eventType, IFile oldFile, IFile newFile) { | |
if (eventType == IResourceChangeEvent.POST_CHANGE) { | |
// Remove entry for old file from meta-model descriptor cache and add an equivalent entry | |
// for new file | |
/* | |
* !! Important Note !! This should normally be the business of MetaModelDescriptorCacheUpdater. However, we | |
* have to do so here as well because we depend on that cached metamodel descriptors are up to date but | |
* cannot know which of both BasicModelDescriptorSynchronizerDelegate or MetaModelDescriptorCacheUpdater | |
* gets called first. | |
*/ | |
InternalMetaModelDescriptorRegistry.INSTANCE.moveCachedDescriptor(oldFile, newFile); | |
// Remove descriptor for model behind old file from ModelDescriptorRegistry if it is the | |
// last file of the that model | |
syncRequest.addFileToRemoveModelDescriptorFor(oldFile); | |
syncRequest.addFileToAddModelDescriptorFor(newFile); | |
} | |
} | |
@Override | |
public void handleFileRemoved(int eventType, IFile file) { | |
if (eventType == IResourceChangeEvent.POST_CHANGE) { | |
// Remove entry for removed file from meta-model descriptor cache | |
/* | |
* !! Important Note !! This should normally be the business of MetaModelDescriptorCacheUpdater. However, we | |
* have to do so here as well because we depend on that cached metamodel descriptors are up to date but | |
* cannot know which of both BasicModelDescriptorSynchronizerDelegate or MetaModelDescriptorCacheUpdater | |
* gets called first. | |
*/ | |
InternalMetaModelDescriptorRegistry.INSTANCE.removeCachedDescriptor(file); | |
// Remove descriptor for model behind removed file from ModelDescriptorRegistry if it is the | |
// last file of the that model | |
syncRequest.addFileToRemoveModelDescriptorFor(file); | |
} | |
} | |
} |