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/*******************************************************************************
* Copyright (c) 2000, 2017 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.core.subscribers;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.resources.mapping.ResourceMapping;
import org.eclipse.core.resources.mapping.ResourceMappingContext;
import org.eclipse.core.resources.mapping.ResourceTraversal;
import org.eclipse.team.core.mapping.ISynchronizationScope;
import org.eclipse.team.internal.core.mapping.AbstractResourceMappingScope;
/**
* A synchronization scope for a set of resources.
*/
public class RootResourceSynchronizationScope extends AbstractResourceMappingScope {
private IResource[] roots;
public RootResourceSynchronizationScope(IResource[] roots) {
this.roots = roots;
}
@Override
public ResourceTraversal[] getTraversals() {
return new ResourceTraversal[] {new ResourceTraversal(roots, IResource.DEPTH_INFINITE, IResource.NONE)};
}
/**
* Set the traversal of this scope to a single traversal
* of infinite depth on the given resources.
* @param roots the new roots of the scope
*/
public void setRoots(IResource[] roots) {
this.roots = roots;
fireTraversalsChangedEvent(getTraversals(), getMappings());
}
@Override
public ResourceMapping[] getInputMappings() {
return getMappings();
}
@Override
public ISynchronizationScope asInputScope() {
return this;
}
@Override
public ResourceMapping[] getMappings() {
List<ResourceMapping> result = new ArrayList<>();
for (int i = 0; i < roots.length; i++) {
IResource resource = roots[i];
Object o = resource.getAdapter(ResourceMapping.class);
if (o instanceof ResourceMapping) {
result.add((ResourceMapping) o);
}
}
return result.toArray(new ResourceMapping[result.size()]);
}
@Override
public ResourceTraversal[] getTraversals(ResourceMapping mapping) {
Object object = mapping.getModelObject();
if (object instanceof IResource) {
IResource resource = (IResource) object;
return new ResourceTraversal[] {new ResourceTraversal(new IResource[] { resource }, IResource.DEPTH_INFINITE, IResource.NONE)};
}
return null;
}
@Override
public boolean hasAdditionalMappings() {
return false;
}
@Override
public boolean hasAdditonalResources() {
return false;
}
@Override
public IProject[] getProjects() {
return ResourcesPlugin.getWorkspace().getRoot().getProjects();
}
@Override
public ResourceMappingContext getContext() {
return ResourceMappingContext.LOCAL_CONTEXT;
}
@Override
public void refresh(ResourceMapping[] mappings) {
// Not supported
}
}
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