| /******************************************************************************* |
| * Copyright (c) 2006 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.team.examples.model.ui.mapping; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.compare.structuremergeviewer.ICompareInput; |
| import org.eclipse.core.resources.*; |
| import org.eclipse.core.resources.mapping.ModelProvider; |
| import org.eclipse.core.resources.mapping.ResourceMapping; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.team.core.mapping.ISynchronizationContext; |
| import org.eclipse.team.examples.model.*; |
| import org.eclipse.team.examples.model.mapping.ExampleModelProvider; |
| import org.eclipse.team.ui.mapping.SynchronizationCompareAdapter; |
| import org.eclipse.ui.IMemento; |
| |
| /** |
| * Compare adapter for use with our example model. |
| */ |
| public class CompareAdapter extends SynchronizationCompareAdapter { |
| |
| private static final String CTX_MODEL_MAPPINGS = "org.eclipse.team.examples.filesystem.modelMappings"; |
| |
| private final ExampleModelProvider provider; |
| |
| public CompareAdapter(ExampleModelProvider provider) { |
| this.provider = provider; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.team.ui.mapping.SynchronizationCompareAdapter#getName(org.eclipse.core.resources.mapping.ResourceMapping) |
| */ |
| public String getName(ResourceMapping mapping) { |
| Object o = mapping.getModelObject(); |
| if (o instanceof ModelObject) { |
| return ((ModelObject) o).getName(); |
| } |
| return super.getName(mapping); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.team.ui.mapping.SynchronizationCompareAdapter#getPathString(org.eclipse.core.resources.mapping.ResourceMapping) |
| */ |
| public String getPathString(ResourceMapping mapping) { |
| Object o = mapping.getModelObject(); |
| if (o instanceof ModelObject) { |
| return ((ModelObject) o).getPath(); |
| } |
| return super.getPathString(mapping); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.team.ui.mapping.SynchronizationCompareAdapter#asCompareInput(org.eclipse.team.core.mapping.ISynchronizationContext, java.lang.Object) |
| */ |
| public ICompareInput asCompareInput(ISynchronizationContext context, Object o) { |
| if (o instanceof ModelObjectElementFile) { |
| ModelObjectElementFile moeFile = (ModelObjectElementFile) o; |
| // Use a file compare input for the model element file |
| return super.asCompareInput(context, moeFile.getResource()); |
| } |
| return super.asCompareInput(context, o); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.team.ui.mapping.ISynchronizationCompareAdapter#restore(org.eclipse.ui.IMemento) |
| */ |
| public ResourceMapping[] restore(IMemento memento) { |
| List result = new ArrayList(); |
| IMemento[] children = memento.getChildren(CTX_MODEL_MAPPINGS); |
| for (int i = 0; i < children.length; i++) { |
| IMemento child = children[i]; |
| ResourceMapping mapping = restoreMapping(child); |
| if (mapping != null) |
| result.add(mapping); |
| } |
| return (ResourceMapping[]) result.toArray(new ResourceMapping[result.size()]); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.team.ui.mapping.ISynchronizationCompareAdapter#save(org.eclipse.core.resources.mapping.ResourceMapping[], org.eclipse.ui.IMemento) |
| */ |
| public void save(ResourceMapping[] mappings, IMemento memento) { |
| for (int i = 0; i < mappings.length; i++) { |
| ResourceMapping mapping = mappings[i]; |
| Object o = mapping.getModelObject(); |
| if (o instanceof ModelObject) { |
| ModelObject mo = (ModelObject) o; |
| save(mo, memento.createChild(CTX_MODEL_MAPPINGS)); |
| } |
| } |
| |
| } |
| |
| private ResourceMapping restoreMapping(IMemento child) { |
| String parent = child.getString("definition"); |
| String path = child.getString("resource"); |
| if (parent != null) { |
| ModelObjectDefinitionFile modFile = (ModelObjectDefinitionFile)ModelObject.create(getResource(parent)); |
| if (modFile != null) |
| return (ResourceMapping)new ModelObjectElementFile(modFile, (IFile)getResource(path)).getAdapter(ResourceMapping.class); |
| } else { |
| ModelObject object = ModelObject.create(getResource(path)); |
| if (object != null) |
| return (ResourceMapping)object.getAdapter(ResourceMapping.class); |
| } |
| return null; |
| } |
| |
| private IResource getResource(String path) { |
| Path resourcePath = new Path(path); |
| if (path.endsWith(ModelObjectDefinitionFile.MODEL_OBJECT_DEFINITION_FILE_EXTENSION) |
| || path.endsWith(ModelObjectElementFile.MODEL_OBJECT_ELEMENTFILE_EXTENSION)) |
| return ResourcesPlugin.getWorkspace().getRoot().getFile(resourcePath); |
| if (resourcePath.segmentCount() == 1) |
| return ResourcesPlugin.getWorkspace().getRoot().getProject(resourcePath.lastSegment()); |
| return ResourcesPlugin.getWorkspace().getRoot().getFolder(resourcePath); |
| } |
| |
| private void save(ModelObject mo, IMemento memento) { |
| if (mo instanceof ModelResource) { |
| ModelResource resource = (ModelResource) mo; |
| memento.putString("resource", resource.getResource().getFullPath().toString()); |
| if (mo instanceof ModelObjectElementFile) { |
| ModelObjectElementFile moeFile = (ModelObjectElementFile) mo; |
| ModelObjectDefinitionFile parent = (ModelObjectDefinitionFile)moeFile.getParent(); |
| memento.putString("definition", parent.getResource().getFullPath().toString()); |
| } |
| } |
| } |
| |
| public ModelProvider getProvider() { |
| return provider; |
| } |
| |
| } |