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/*******************************************************************************
* Copyright (c) 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.p2.internal.repository.tools;
import java.net.MalformedURLException;
import java.util.*;
import org.eclipse.core.runtime.*;
import org.eclipse.equinox.internal.p2.artifact.repository.CompositeArtifactRepository;
import org.eclipse.equinox.internal.p2.repository.helpers.RepositoryHelper;
import org.eclipse.equinox.internal.provisional.p2.core.ProvisionException;
import org.eclipse.equinox.p2.metadata.IInstallableUnit;
import org.eclipse.equinox.p2.repository.ICompositeRepository;
import org.eclipse.equinox.p2.repository.IRepository;
import org.eclipse.equinox.p2.repository.artifact.IArtifactRepository;
import org.eclipse.equinox.p2.repository.artifact.IArtifactRepositoryManager;
import org.eclipse.equinox.p2.repository.metadata.IMetadataRepository;
import org.eclipse.equinox.p2.repository.metadata.IMetadataRepositoryManager;
import org.eclipse.osgi.util.NLS;
public class CompositeRepositoryApplication extends AbstractApplication {
private List<RepositoryDescriptor> childrenToAdd = new ArrayList<RepositoryDescriptor>();
private List<RepositoryDescriptor> childrenToRemove = new ArrayList<RepositoryDescriptor>();
private boolean failOnExists = false;
private String comparatorID = null;
public IStatus run(IProgressMonitor monitor) throws ProvisionException {
try {
initializeRepos(new NullProgressMonitor());
// load repository
ICompositeRepository<IInstallableUnit> metadataRepo = (ICompositeRepository<IInstallableUnit>) destinationMetadataRepository;
CompositeArtifactRepository artifactRepo = (CompositeArtifactRepository) destinationArtifactRepository;
// Remove children from the Composite Repositories
for (RepositoryDescriptor child : childrenToRemove) {
if (child.isArtifact() && artifactRepo != null)
artifactRepo.removeChild(child.getOriginalRepoLocation());
if (child.isMetadata() && metadataRepo != null)
metadataRepo.removeChild(child.getOriginalRepoLocation());
}
// Add children to the Composite Repositories
for (RepositoryDescriptor child : childrenToAdd) {
if (child.isArtifact() && artifactRepo != null)
artifactRepo.addChild(child.getOriginalRepoLocation());
if (child.isMetadata() && metadataRepo != null)
metadataRepo.addChild(child.getOriginalRepoLocation());
}
if (comparatorID != null)
if (!artifactRepo.validate(comparatorID))
return new Status(IStatus.ERROR, Activator.ID, NLS.bind(Messages.CompositeRepositoryApplication_failedComparator, comparatorID));
return Status.OK_STATUS;
} finally {
finalizeRepositories();
}
}
public void addChild(RepositoryDescriptor child) {
childrenToAdd.add(child);
}
public void removeChild(RepositoryDescriptor child) {
childrenToRemove.add(child);
}
public void setFailOnExists(boolean value) {
failOnExists = value;
}
protected IArtifactRepository initializeDestination(RepositoryDescriptor toInit, IArtifactRepositoryManager mgr) throws ProvisionException {
// remove the repo first.
mgr.removeRepository(toInit.getRepoLocation());
// first try and load to see if one already exists at that location.
try {
IArtifactRepository repository = mgr.loadRepository(toInit.getRepoLocation(), null);
if (validRepositoryLocation(repository) && initDestinationRepository(repository, toInit))
return repository;
throw new ProvisionException(new Status(IStatus.INFO, Activator.ID, NLS.bind(Messages.CompositeRepository_composite_repository_exists, toInit.getRepoLocation())));
} catch (ProvisionException e) {
// re-throw the exception if we got anything other than "repo not found"
if (e.getStatus().getCode() != ProvisionException.REPOSITORY_NOT_FOUND) {
if (e.getCause() instanceof MalformedURLException)
throw new ProvisionException(NLS.bind(Messages.exception_invalidDestination, toInit.getRepoLocation()), e.getCause());
throw e;
}
}
IArtifactRepository source = null;
try {
if (toInit.getFormat() != null)
source = mgr.loadRepository(toInit.getFormat(), 0, null);
} catch (ProvisionException e) {
//Ignore.
}
//This code assumes source has been successfully loaded before this point
try {
//No existing repository; create a new repository at destinationLocation but with source's attributes.
IArtifactRepository repo = mgr.createRepository(toInit.getRepoLocation(), toInit.getName() != null ? toInit.getName() : (source != null ? source.getName() : Messages.CompositeRepository_default_artifactRepo_name), IArtifactRepositoryManager.TYPE_COMPOSITE_REPOSITORY, source != null ? source.getProperties() : null);
initRepository(repo, toInit);
return repo;
} catch (IllegalStateException e) {
mgr.removeRepository(toInit.getRepoLocation());
throw e;
}
}
protected IMetadataRepository initializeDestination(RepositoryDescriptor toInit, IMetadataRepositoryManager mgr) throws ProvisionException {
// remove the repo first.
mgr.removeRepository(toInit.getRepoLocation());
// first try and load to see if one already exists at that location.
try {
IMetadataRepository repository = mgr.loadRepository(toInit.getRepoLocation(), null);
if (!validRepositoryLocation(repository) && initDestinationRepository(repository, toInit))
throw new ProvisionException(new Status(IStatus.INFO, Activator.ID, NLS.bind(Messages.CompositeRepository_composite_repository_exists, toInit.getRepoLocation())));
return repository;
} catch (ProvisionException e) {
// re-throw the exception if we got anything other than "repo not found"
if (e.getStatus().getCode() != ProvisionException.REPOSITORY_NOT_FOUND) {
if (e.getCause() instanceof MalformedURLException)
throw new ProvisionException(NLS.bind(Messages.exception_invalidDestination, toInit.getRepoLocation()), e.getCause());
throw e;
}
}
IMetadataRepository source = null;
try {
if (toInit.getFormat() != null)
source = mgr.loadRepository(toInit.getFormat(), 0, null);
} catch (ProvisionException e) {
//Ignore
}
//This code assumes source has been successfully loaded before this point
try {
//No existing repository; create a new repository at destinationLocation but with source's attributes.
IMetadataRepository repo = mgr.createRepository(toInit.getRepoLocation(), toInit.getName() != null ? toInit.getName() : (source != null ? source.getName() : Messages.CompositeRepository_default_metadataRepo_name), IMetadataRepositoryManager.TYPE_COMPOSITE_REPOSITORY, source != null ? source.getProperties() : null);
initRepository(repo, toInit);
return repo;
} catch (IllegalStateException e) {
mgr.removeRepository(toInit.getRepoLocation());
throw e;
}
}
/*
* Determine if the repository is valid for this operation
*/
private boolean validRepositoryLocation(IRepository<?> repository) throws ProvisionException {
if (repository instanceof ICompositeRepository<?>) {
// if we have an already existing repository at that location, then throw an error
// if the user told us to
if (failOnExists)
throw new ProvisionException(NLS.bind(Messages.CompositeRepository_composite_repository_exists, repository.getLocation()));
RepositoryHelper.validDestinationRepository(repository);
return true;
}
// we have a non-composite repo at this location. that is ok because we can co-exist.
return true;
}
/*
* Initialize a new repository
*/
private void initRepository(IRepository<?> repository, RepositoryDescriptor desc) {
RepositoryHelper.validDestinationRepository(repository);
if (desc.isCompressed() && !repository.getProperties().containsKey(IRepository.PROP_COMPRESSED))
repository.setProperty(IRepository.PROP_COMPRESSED, String.valueOf(true));
}
public void setComparator(String value) {
comparatorID = value;
}
}
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