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/*******************************************************************************
* Copyright (c) 2009, 2010 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
* Sonatype, Inc. - transport split
*******************************************************************************/
package org.eclipse.equinox.internal.p2.artifact.repository;
import java.io.OutputStream;
import org.eclipse.core.runtime.*;
import org.eclipse.equinox.internal.p2.artifact.processors.md5.MD5Verifier;
import org.eclipse.equinox.internal.p2.artifact.repository.simple.SimpleArtifactRepository;
import org.eclipse.equinox.internal.p2.repository.Transport;
import org.eclipse.equinox.internal.provisional.p2.artifact.repository.processing.ProcessingStep;
import org.eclipse.equinox.internal.provisional.p2.artifact.repository.processing.ProcessingStepHandler;
import org.eclipse.equinox.p2.repository.artifact.IArtifactDescriptor;
import org.eclipse.equinox.p2.repository.artifact.IArtifactRepository;
import org.eclipse.osgi.util.NLS;
public class RawMirrorRequest extends MirrorRequest {
protected IArtifactDescriptor sourceDescriptor, targetDescriptor;
public RawMirrorRequest(IArtifactDescriptor sourceDescriptor, IArtifactDescriptor targetDescriptor, IArtifactRepository targetRepository, Transport transport) {
super(sourceDescriptor.getArtifactKey(), targetRepository, null, null, transport);
this.sourceDescriptor = sourceDescriptor;
this.targetDescriptor = targetDescriptor;
}
public void perform(IArtifactRepository sourceRepository, IProgressMonitor monitor) {
monitor.subTask(NLS.bind(Messages.downloading, getArtifactKey().getId()));
setSourceRepository(sourceRepository);
// Do we already have the descriptor in the target?
if (target.contains(targetDescriptor)) {
setResult(new Status(IStatus.INFO, Activator.ID, NLS.bind(Messages.mirror_alreadyExists, targetDescriptor, target)));
return;
}
// Does the source actually have the descriptor?
if (!source.contains(getArtifactDescriptor())) {
setResult(new Status(IStatus.ERROR, Activator.ID, NLS.bind(Messages.artifact_not_found, getArtifactKey())));
return;
}
IStatus status = transfer(targetDescriptor, sourceDescriptor, monitor);
// if ok, cancelled or transfer has already been done with the canonical form return with status set
if (status.getSeverity() == IStatus.CANCEL) {
setResult(status);
return;
}
if (monitor.isCanceled()) {
setResult(Status.CANCEL_STATUS);
return;
}
if (status.isOK()) {
setResult(status);
return;
}
// failed, first remove possibly erroneously added descriptor
if (target.contains(targetDescriptor))
target.removeDescriptor(targetDescriptor);
setResult(status);
}
public IArtifactDescriptor getArtifactDescriptor() {
return sourceDescriptor;
}
// Perform the mirror operation without any processing steps
protected IStatus getArtifact(IArtifactDescriptor descriptor, OutputStream destination, IProgressMonitor monitor) {
ProcessingStepHandler handler = new ProcessingStepHandler();
if (SimpleArtifactRepository.MD5_CHECK_ENABLED && descriptor.getProperty(IArtifactDescriptor.DOWNLOAD_MD5) != null)
destination = handler.link(new ProcessingStep[] {new MD5Verifier(descriptor.getProperty(IArtifactDescriptor.DOWNLOAD_MD5))}, destination, monitor);
return getSourceRepository().getRawArtifact(descriptor, destination, monitor);
}
}
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