/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.karaf.eik.core.model;
import org.apache.karaf.eik.core.KarafPlatformModel;
import org.apache.karaf.eik.core.SystemBundleNames;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.osgi.service.resolver.BundleDescription;
import org.eclipse.osgi.service.resolver.State;
import org.eclipse.pde.core.plugin.IPluginModelBase;
import org.eclipse.pde.internal.core.PDEState;
import org.osgi.framework.Bundle;
@SuppressWarnings("restriction")
abstract public class AbstractKarafPlatformModel implements KarafPlatformModel {
/**
* The detailed OSGi metadata regarding the state of this model
*/
private PDEState pdeState;
/**
* The list of bundles that are contained withing this platform
*/
private final List<URL> bundleList = new ArrayList<URL>();
private final Object monitor = new Object();
public boolean containsPlugin(IPluginModelBase plugin) {
final String symbolicName = plugin.getBundleDescription().getSymbolicName();
final BundleDescription desc = getState().getBundle(symbolicName, null);
return desc != null;
}
public IPath getConfigurationDirectory() {
return getRootDirectory().append("etc");
}
public IPath getUserDeployedDirectory() {
return getRootDirectory().append("deploy");
}
public State getState() {
synchronized (monitor) {
if (pdeState == null) {
bundleList.addAll(getPlatformBundles());
pdeState = new PDEState(bundleList.toArray(new URL[0]), false, new NullProgressMonitor());
}
}
return pdeState.getState();
}
public boolean isFrameworkPlugin(IPluginModelBase model) {
final String symbolicName = model.getBundleDescription().getSymbolicName();
return SystemBundleNames.EQUINOX.toString().equals(symbolicName) || SystemBundleNames.FELIX.toString().equals(symbolicName);
}
/**
* Returns the {@code List} of {@link Bundle} {@code URL}S that are found in
* this Karaf platform implementation
*
* @return list of bundle URLs.
*/
protected abstract List<URL> getPlatformBundles();
}