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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.URI;
import java.net.URISyntaxException;
import org.eclipse.core.runtime.*;
import org.eclipse.equinox.internal.p2.core.helpers.LogHelper;
import org.eclipse.equinox.internal.p2.core.helpers.ServiceHelper;
import org.eclipse.equinox.internal.provisional.p2.core.ProvisionException;
import org.eclipse.equinox.p2.engine.IProfileRegistry;
import org.eclipse.equinox.p2.repository.artifact.IArtifactRepositoryManager;
import org.eclipse.equinox.p2.repository.metadata.IMetadataRepositoryManager;
import org.eclipse.osgi.util.NLS;
import org.osgi.framework.*;
import org.osgi.service.packageadmin.PackageAdmin;
public class Activator implements BundleActivator {
public static final String ID = "org.eclipse.equinox.p2.transformer"; //$NON-NLS-1$
private static BundleContext bundleContext;
/*
* Return the bundle context or <code>null</code>.
*/
public static BundleContext getBundleContext() {
return bundleContext;
}
/* (non-Javadoc)
* @see org.osgi.framework.BundleActivator#start(org.osgi.framework.BundleContext)
*/
public void start(BundleContext context) throws Exception {
bundleContext = context;
// TODO needed to do this to ensure the profile registry was registered
Bundle bundle = getBundle("org.eclipse.equinox.p2.exemplarysetup"); //$NON-NLS-1$
if (bundle == null)
throw new ProvisionException(Messages.unable_to_start_exemplarysetup);
bundle.start(Bundle.START_TRANSIENT);
}
/* (non-Javadoc)
* @see org.osgi.framework.BundleActivator#stop(org.osgi.framework.BundleContext)
*/
public void stop(BundleContext context) throws Exception {
bundleContext = null;
}
/*
* Construct and return a URI from the given String. Log
* and return null if there was a problem.
*/
public static URI getURI(String spec) {
if (spec == null)
return null;
try {
return URIUtil.fromString(spec);
} catch (URISyntaxException e) {
LogHelper.log(new Status(IStatus.WARNING, ID, NLS.bind(Messages.unable_to_process_uri, spec), e));
}
return null;
}
/*
* Return the artifact repository manager. Throw an exception if it cannot be obtained.
*/
public static IArtifactRepositoryManager getArtifactRepositoryManager() throws ProvisionException {
IArtifactRepositoryManager manager = (IArtifactRepositoryManager) ServiceHelper.getService(getBundleContext(), IArtifactRepositoryManager.SERVICE_NAME);
if (manager == null)
throw new ProvisionException(Messages.no_artifactRepo_manager);
return manager;
}
/*
* Return the profile registry. Throw an exception if it cannot be found.
*/
static IProfileRegistry getProfileRegistry() throws ProvisionException {
IProfileRegistry registry = (IProfileRegistry) ServiceHelper.getService(getBundleContext(), IProfileRegistry.SERVICE_NAME);
if (registry == null)
throw new ProvisionException(Messages.no_profile_registry);
return registry;
}
/*
* Return the bundle with the given symbolic name, or null if it cannot be found.
*/
public static synchronized Bundle getBundle(String symbolicName) throws ProvisionException {
PackageAdmin packageAdmin = (PackageAdmin) ServiceHelper.getService(getBundleContext(), PackageAdmin.class.getName());
if (packageAdmin == null)
throw new ProvisionException(Messages.no_package_admin);
Bundle[] bundles = packageAdmin.getBundles(symbolicName, null);
if (bundles == null)
return null;
//Return the first bundle that is not installed or uninstalled
for (int i = 0; i < bundles.length; i++) {
if ((bundles[i].getState() & (Bundle.INSTALLED | Bundle.UNINSTALLED)) == 0)
return bundles[i];
}
return null;
}
/*
* Return the metadata repository manager. Throw an exception if it cannot be obtained.
*/
public static IMetadataRepositoryManager getMetadataRepositoryManager() throws ProvisionException {
IMetadataRepositoryManager manager = (IMetadataRepositoryManager) ServiceHelper.getService(getBundleContext(), IMetadataRepositoryManager.SERVICE_NAME);
if (manager == null)
throw new ProvisionException(Messages.no_metadataRepo_manager);
return manager;
}
}
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