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/*******************************************************************************
* Copyright (c) 2006, 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.ui.mapping;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.resources.mapping.IModelProviderDescriptor;
import org.eclipse.core.resources.mapping.ModelProvider;
import org.eclipse.core.resources.mapping.ResourceMapping;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Path;
import org.eclipse.team.internal.ui.TeamUIPlugin;
import org.eclipse.team.internal.ui.Utils;
import org.eclipse.team.ui.mapping.SynchronizationCompareAdapter;
import org.eclipse.ui.IMemento;
import org.eclipse.ui.IWorkingSet;
import org.eclipse.ui.PlatformUI;
public class ResourceModelPersistenceAdapter extends SynchronizationCompareAdapter {
private static final String RESOURCES = "resources"; //$NON-NLS-1$
private static final String RESOURCE_PATH = "resourcePath"; //$NON-NLS-1$
private static final String RESOURCE_TYPE = "resourceType"; //$NON-NLS-1$
private static final String WORKING_SETS = "workingSets"; //$NON-NLS-1$
private static final String WORKING_SET_NAME = "workingSetName"; //$NON-NLS-1$
private static final String MODEL_PROVIDERS = "modelProviders"; //$NON-NLS-1$
private static final String MODEL_PROVIDER_ID = "modelProviderId"; //$NON-NLS-1$
public ResourceModelPersistenceAdapter() {
}
@Override
public void save(ResourceMapping[] mappings, IMemento memento) {
for (int i = 0; i < mappings.length; i++) {
ResourceMapping mapping = mappings[i];
Object object = mapping.getModelObject();
if (object instanceof IResource) {
IResource resource = (IResource) object;
IMemento child = memento.createChild(RESOURCES);
child.putInteger(RESOURCE_TYPE, resource.getType());
child.putString(RESOURCE_PATH, resource.getFullPath().toString());
} else if (object instanceof IWorkingSet) {
IWorkingSet ws = (IWorkingSet) object;
IMemento child = memento.createChild(WORKING_SETS);
child.putString(WORKING_SET_NAME, ws.getName());
} else if (object instanceof ModelProvider) {
ModelProvider provider = (ModelProvider) object;
IMemento child = memento.createChild(MODEL_PROVIDERS);
child.putString(MODEL_PROVIDER_ID, provider.getId());
}
}
}
@Override
public ResourceMapping[] restore(IMemento memento) {
IMemento[] children = memento.getChildren(RESOURCES);
List<ResourceMapping> result = new ArrayList<>();
for (int i = 0; i < children.length; i++) {
IMemento child = children[i];
Integer typeInt = child.getInteger(RESOURCE_TYPE);
if (typeInt == null)
continue;
int type = typeInt.intValue();
String pathString = child.getString(RESOURCE_PATH);
if (pathString == null)
continue;
IPath path = new Path(pathString);
IResource resource;
switch (type) {
case IResource.ROOT:
resource = ResourcesPlugin.getWorkspace().getRoot();
break;
case IResource.PROJECT:
resource = ResourcesPlugin.getWorkspace().getRoot().getProject(path.lastSegment());
break;
case IResource.FILE:
resource = ResourcesPlugin.getWorkspace().getRoot().getFile(path);
break;
case IResource.FOLDER:
resource = ResourcesPlugin.getWorkspace().getRoot().getFolder(path);
break;
default:
resource = null;
break;
}
if (resource != null) {
ResourceMapping mapping = Utils.getResourceMapping(resource);
if (mapping != null) {
result.add(mapping);
}
}
}
children = memento.getChildren(WORKING_SETS);
for (int i = 0; i < children.length; i++) {
IMemento child = children[i];
String name = child.getString(WORKING_SET_NAME);
if (name == null)
continue;
IWorkingSet set = PlatformUI.getWorkbench().getWorkingSetManager().getWorkingSet(name);
if (set != null) {
ResourceMapping mapping = Utils.getResourceMapping(set);
if (mapping != null)
result.add(mapping);
}
}
children = memento.getChildren(MODEL_PROVIDERS);
for (int i = 0; i < children.length; i++) {
IMemento child = children[i];
String id = child.getString(MODEL_PROVIDER_ID);
if (id == null)
continue;
IModelProviderDescriptor desc = ModelProvider.getModelProviderDescriptor(id);
if (desc == null)
continue;
try {
ModelProvider provider = desc.getModelProvider();
if (provider != null) {
ResourceMapping mapping = Utils.getResourceMapping(provider);
if (mapping != null)
result.add(mapping);
}
} catch (CoreException e) {
TeamUIPlugin.log(e);
}
}
return result.toArray(new ResourceMapping[result.size()]);
}
}
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