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/*******************************************************************************
* Copyright (C) 2010, 2015 Dariusz Luksza <dariusz@luksza.org> and others.
*
* All rights reserved. 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
*******************************************************************************/
package org.eclipse.egit.ui.internal.synchronize;
import java.io.IOException;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.mapping.ModelProvider;
import org.eclipse.core.resources.mapping.ResourceMapping;
import org.eclipse.core.resources.mapping.ResourceMappingContext;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.egit.core.Activator;
import org.eclipse.egit.core.AdapterUtils;
import org.eclipse.egit.core.synchronize.GitSubscriberResourceMappingContext;
import org.eclipse.egit.core.synchronize.IgnoreInGitSynchronizations;
import org.eclipse.egit.core.synchronize.dto.GitSynchronizeData;
import org.eclipse.egit.core.synchronize.dto.GitSynchronizeDataSet;
import org.eclipse.egit.ui.internal.synchronize.model.GitModelObject;
/**
* Represents the provider of Git logical model.
*/
public class GitChangeSetModelProvider extends ModelProvider
implements IgnoreInGitSynchronizations {
/**
* Id of model provider
*/
public static final String ID = "org.eclipse.egit.ui.changeSetModel"; //$NON-NLS-1$
private static GitChangeSetModelProvider provider;
/**
* @return provider instance or <code>null</code> if provider was not
* initialized
*/
public static GitChangeSetModelProvider getProvider() {
if (provider == null) {
ModelProvider modelProvider;
try {
modelProvider = ModelProvider.getModelProviderDescriptor(ID)
.getModelProvider();
provider = (GitChangeSetModelProvider) modelProvider;
} catch (CoreException e) {
Activator.logError(e.getMessage(), e);
}
}
return provider;
}
@Override
public ResourceMapping[] getMappings(IResource resource,
ResourceMappingContext context, IProgressMonitor monitor)
throws CoreException {
if (context instanceof GitSubscriberResourceMappingContext) {
GitSubscriberResourceMappingContext gitContext = (GitSubscriberResourceMappingContext) context;
GitSynchronizeDataSet gsds = gitContext.getSyncData();
GitSynchronizeData data = gsds.getData(resource.getProject());
if (data != null) {
GitModelObject object = null;
try {
object = GitModelObject.createRoot(data);
} catch (IOException e) {
Activator.logError(e.getMessage(), e);
}
if (object != null) {
ResourceMapping rm = AdapterUtils.adapt(object, ResourceMapping.class);
return new ResourceMapping[] { rm };
}
}
}
return super.getMappings(resource, context, monitor);
}
}
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