| /******************************************************************************* |
| * Copyright (c) 2009, 2010 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.team.internal.ui.synchronize.patch; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.compare.internal.patch.HunkDiffNode; |
| import org.eclipse.compare.internal.patch.PatchDiffNode; |
| import org.eclipse.compare.structuremergeviewer.IDiffElement; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.mapping.ResourceMapping; |
| import org.eclipse.core.resources.mapping.ResourceMappingContext; |
| import org.eclipse.core.resources.mapping.ResourceTraversal; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.NullProgressMonitor; |
| import org.eclipse.jface.viewers.ITreeContentProvider; |
| import org.eclipse.team.core.mapping.ISynchronizationContext; |
| import org.eclipse.team.core.mapping.ISynchronizationScope; |
| import org.eclipse.team.internal.ui.TeamUIPlugin; |
| import org.eclipse.team.internal.ui.mapping.SynchronizationResourceMappingContext; |
| import org.eclipse.team.ui.mapping.SynchronizationContentProvider; |
| import org.eclipse.ui.model.BaseWorkbenchContentProvider; |
| import org.eclipse.ui.navigator.ICommonContentExtensionSite; |
| |
| public class PatchSyncContentProvider extends SynchronizationContentProvider { |
| |
| private BaseWorkbenchContentProvider delegate; |
| |
| @Override |
| public void init(ICommonContentExtensionSite site) { |
| super.init(site); |
| delegate = new BaseWorkbenchContentProvider(); |
| } |
| |
| @Override |
| public void dispose() { |
| super.dispose(); |
| if (delegate != null) |
| delegate.dispose(); |
| } |
| |
| @Override |
| protected ITreeContentProvider getDelegateContentProvider() { |
| return delegate; |
| } |
| |
| @Override |
| protected String getModelProviderId() { |
| return PatchModelProvider.ID; |
| } |
| |
| @Override |
| protected Object getModelRoot() { |
| if (getContext() instanceof ApplyPatchSubscriberMergeContext) { |
| ApplyPatchSubscriberMergeContext context = (ApplyPatchSubscriberMergeContext) getContext(); |
| return PatchModelProvider.getPatchWorkspace(context.getSubscriber()); |
| } |
| // TODO: assertion? |
| return null; |
| } |
| |
| /* |
| * Copied from |
| * org.eclipse.team.examples.model.ui.mapping.ModelSyncContentProvider |
| * .getTraversals(ISynchronizationContext, Object) |
| */ |
| @Override |
| protected ResourceTraversal[] getTraversals( |
| ISynchronizationContext context, Object object) { |
| if (object instanceof IDiffElement) { |
| ResourceMapping mapping = PatchModelProvider.getResourceMapping((IDiffElement) object); |
| ResourceMappingContext rmc = new SynchronizationResourceMappingContext( |
| context); |
| try { |
| return mapping.getTraversals(rmc, new NullProgressMonitor()); |
| } catch (CoreException e) { |
| TeamUIPlugin.log(e); |
| } |
| } |
| return new ResourceTraversal[0]; |
| } |
| |
| @Override |
| protected boolean isInScope(ISynchronizationScope scope, Object parent, |
| Object element) { |
| if (element instanceof PatchDiffNode) { |
| final IResource resource = PatchModelProvider |
| .getResource((PatchDiffNode) element); |
| if (resource == null) |
| return false; |
| if (scope.contains(resource)) |
| return true; |
| } |
| return false; |
| } |
| |
| @Override |
| public boolean hasChildren(final Object element) { |
| if (element instanceof HunkDiffNode) |
| return false; |
| return super.hasChildren(element); |
| } |
| |
| @Override |
| public Object[] getChildren(Object parent) { |
| Object[] children = super.getChildren(parent); |
| List result = new ArrayList(); |
| for (int i = 0; i < children.length; i++) { |
| if (children[i] instanceof PatchDiffNode) { |
| PatchDiffNode node = (PatchDiffNode) children[i]; |
| if (node.isEnabled()) |
| result.add(node); // hide disabled nodes |
| } |
| } |
| return result.toArray(); |
| } |
| |
| } |