/* | |
* 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.tuscany.sca.base; | |
import java.util.ArrayList; | |
import java.util.List; | |
import org.osgi.framework.BundleActivator; | |
import org.osgi.framework.BundleContext; | |
/** | |
* A bundle activator that delegates to others | |
*/ | |
public class AggregatedBundleActivator implements BundleActivator { | |
public static final String BUNDLE_ACTIVATOR_LIST = "Tuscany-Bundle-Activator-List"; | |
private List<BundleActivator> activators = new ArrayList<BundleActivator>(); | |
public void start(BundleContext context) throws Exception { | |
String list = (String)context.getBundle().getHeaders().get(BUNDLE_ACTIVATOR_LIST); | |
if (list == null) { | |
return; | |
} | |
for (String cls : list.split(",")) { | |
Object i = context.getBundle().loadClass(cls).newInstance(); | |
if (i instanceof BundleActivator) { | |
((BundleActivator)i).start(context); | |
activators.add((BundleActivator)i); | |
} | |
} | |
} | |
public void stop(BundleContext context) throws Exception { | |
for (BundleActivator a : activators) { | |
a.stop(context); | |
} | |
} | |
} |