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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.p2.tests;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.*;
import junit.framework.Assert;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.equinox.internal.provisional.p2.metadata.Version;
import org.eclipse.equinox.p2.metadata.IInstallableUnit;
import org.eclipse.equinox.p2.metadata.query.InstallableUnitQuery;
import org.eclipse.equinox.p2.query.IQuery;
import org.eclipse.equinox.p2.query.IQueryResult;
import org.eclipse.equinox.p2.repository.IRepository;
import org.eclipse.equinox.p2.repository.metadata.IMetadataRepository;
import org.eclipse.equinox.p2.repository.metadata.spi.AbstractMetadataRepository;
import org.eclipse.equinox.p2.repository.spi.RepositoryReference;
/**
* A simple metadata repository used for testing purposes. All metadata
* is kept in memory.
*/
public class TestMetadataRepository extends AbstractMetadataRepository {
private static final String DESCRIPTION = "A Test Metadata Repository"; //$NON-NLS-1$
private static final String NAME = "ATestMetadataRepository"; //$NON-NLS-1$
private static final String PROVIDER = "org.eclipse"; //$NON-NLS-1$
private static final String TYPE = "testmetadatarepo"; //$NON-NLS-1$
private static final String VERSION = "1"; //$NON-NLS-1$
private final List units = new ArrayList();
protected HashSet repositories = new HashSet();
private static URI createLocation() {
try {
//Just need a unique URL - we don't need to read/write this location
return new URI("http://TestMetadataRepository.com/" + Long.toString(System.currentTimeMillis()));
} catch (URISyntaxException e) {
Assert.fail(e.getMessage());
}
return null;
}
public TestMetadataRepository(IInstallableUnit[] ius) {
super(NAME, TYPE, VERSION, createLocation(), DESCRIPTION, PROVIDER, null);
units.addAll(Arrays.asList(ius));
}
public void addInstallableUnits(IInstallableUnit[] toAdd) {
units.addAll(Arrays.asList(toAdd));
}
public IInstallableUnit find(String id, String versionString) {
Iterator result = query(new InstallableUnitQuery(id, Version.create(versionString)), null).iterator();
return (IInstallableUnit) (result.hasNext() ? result.next() : null);
}
public Object getAdapter(Class adapter) {
if (adapter == TestMetadataRepository.class || adapter == IMetadataRepository.class || adapter == IRepository.class) {
return this;
}
return null;
}
public IQueryResult query(IQuery query, IProgressMonitor monitor) {
return query.perform(units.iterator());
}
public void removeAll() {
units.clear();
}
public boolean removeInstallableUnits(IInstallableUnit[] toRemove) {
boolean modified = false;
for (int i = 0; i < toRemove.length; i++) {
modified |= units.remove(toRemove[i]);
}
return modified;
}
public void initialize(RepositoryState state) {
this.name = state.Name;
this.type = state.Type;
this.version = state.Version.toString();
this.provider = state.Provider;
this.description = state.Description;
this.location = state.Location;
this.properties = state.Properties;
this.units.addAll(Arrays.asList(state.Units));
this.repositories.addAll(Arrays.asList(state.Repositories));
}
public synchronized void addReference(URI repositoryLocation, String nickname, int repositoryType, int options) {
assertModifiable();
repositories.add(new RepositoryReference(repositoryLocation, nickname, repositoryType, options));
}
/**
* Returns a collection of {@link RepositoryReference}.
*/
public Collection getReferences() {
return repositories;
}
/**
* Asserts that this repository is modifiable, throwing a runtime exception if
* it is not. This is suitable for use by subclasses when an attempt is made
* to write to a repository.
*/
protected void assertModifiable() {
}
}
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