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/*******************************************************************************
* Copyright (c) 2007, 2009 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.equinox.internal.p2.touchpoint.eclipse;
import java.io.File;
import java.io.OutputStream;
import java.util.*;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.equinox.p2.core.IProvisioningAgent;
import org.eclipse.equinox.p2.metadata.IArtifactKey;
import org.eclipse.equinox.p2.query.*;
import org.eclipse.equinox.p2.repository.artifact.*;
import org.eclipse.equinox.p2.repository.artifact.spi.AbstractArtifactRepository;
public class AggregatedBundleRepository extends AbstractArtifactRepository implements IFileArtifactRepository {
private static final String REPOSITORY_TYPE = AggregatedBundleRepository.class.getName();
private final Collection<IFileArtifactRepository> bundleRepositories;
public AggregatedBundleRepository(IProvisioningAgent agent, Collection<IFileArtifactRepository> bundleRepositories) {
super(agent, REPOSITORY_TYPE, REPOSITORY_TYPE, "1.0", null, null, null, null); //$NON-NLS-1$
this.bundleRepositories = bundleRepositories;
}
public File getArtifactFile(IArtifactKey key) {
for (IFileArtifactRepository repository : bundleRepositories) {
File artifactFile = repository.getArtifactFile(key);
if (artifactFile != null)
return artifactFile;
}
return null;
}
public File getArtifactFile(IArtifactDescriptor descriptor) {
for (IFileArtifactRepository repository : bundleRepositories) {
File artifactFile = repository.getArtifactFile(descriptor);
if (artifactFile != null)
return artifactFile;
}
return null;
}
public boolean contains(IArtifactDescriptor descriptor) {
for (IFileArtifactRepository repository : bundleRepositories) {
if (repository.contains(descriptor))
return true;
}
return false;
}
public boolean contains(IArtifactKey key) {
for (IFileArtifactRepository repository : bundleRepositories) {
if (repository.contains(key))
return true;
}
return false;
}
public IArtifactDescriptor[] getArtifactDescriptors(IArtifactKey key) {
Set<IArtifactDescriptor> artifactDescriptors = new HashSet<IArtifactDescriptor>();
for (IFileArtifactRepository repository : bundleRepositories) {
IArtifactDescriptor[] descriptors = repository.getArtifactDescriptors(key);
if (descriptors != null)
artifactDescriptors.addAll(Arrays.asList(descriptors));
}
return artifactDescriptors.toArray(new IArtifactDescriptor[artifactDescriptors.size()]);
}
public IStatus getArtifact(IArtifactDescriptor descriptor, OutputStream destination, IProgressMonitor monitor) {
throw new UnsupportedOperationException(Messages.artifact_retrieval_unsupported);
}
public IStatus getRawArtifact(IArtifactDescriptor descriptor, OutputStream destination, IProgressMonitor monitor) {
throw new UnsupportedOperationException(Messages.artifact_retrieval_unsupported);
}
public IStatus getArtifacts(IArtifactRequest[] requests, IProgressMonitor monitor) {
throw new UnsupportedOperationException(Messages.artifact_retrieval_unsupported);
}
public OutputStream getOutputStream(IArtifactDescriptor descriptor) {
throw new UnsupportedOperationException(Messages.artifact_write_unsupported);
}
/**
* Exposed for testing and debugging purposes.
* @noreference This method is not intended to be referenced by clients.
*/
public Collection<IFileArtifactRepository> testGetBundleRepositories() {
return bundleRepositories;
}
public IQueryResult<IArtifactKey> query(IQuery<IArtifactKey> query, IProgressMonitor monitor) {
// Query all the all the repositories
IQueryable<IArtifactKey> queryable = QueryUtil.compoundQueryable(bundleRepositories);
return queryable.query(query, monitor);
}
public IQueryable<IArtifactDescriptor> descriptorQueryable() {
List<IQueryable<IArtifactDescriptor>> descQueryables = new ArrayList<IQueryable<IArtifactDescriptor>>(bundleRepositories.size());
for (IFileArtifactRepository repository : bundleRepositories)
descQueryables.add(repository.descriptorQueryable());
return QueryUtil.compoundQueryable(descQueryables);
}
}
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