001/*
002 * (C) Copyright 2006-2011 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Nuxeo - initial API and implementation
018 *
019 * $Id$
020 */
021
022package org.nuxeo.osgi.application;
023
024import java.io.File;
025import java.util.ArrayList;
026import java.util.List;
027
028import org.apache.commons.logging.Log;
029import org.apache.commons.logging.LogFactory;
030import org.nuxeo.osgi.BundleFile;
031import org.nuxeo.osgi.BundleImpl;
032import org.nuxeo.osgi.OSGiAdapter;
033import org.osgi.framework.BundleException;
034
035/**
036 * @author <a href="mailto:[email protected]">Bogdan Stefanescu</a>
037 */
038public class StandaloneBundleLoader extends ApplicationLoader {
039
040    private static final Log log = LogFactory.getLog(StandaloneBundleLoader.class);
041
042    protected SharedClassLoader loader;
043
044    public StandaloneBundleLoader(OSGiAdapter osgi) {
045        this(osgi, StandaloneBundleLoader.class.getClassLoader());
046    }
047
048    public StandaloneBundleLoader(OSGiAdapter osgi, ClassLoader parentLoader) {
049        super(osgi);
050        loader = new SharedClassLoaderImpl(parentLoader);
051    }
052
053    public StandaloneBundleLoader(OSGiAdapter osgi, SharedClassLoader scl) {
054        super(osgi);
055        loader = scl;
056    }
057
058    public void setSharedClassLoader(SharedClassLoader loader) {
059        this.loader = loader;
060    }
061
062    public SharedClassLoader getSharedClassLoader() {
063        return loader;
064    }
065
066    @Override
067    public void installBundle(BundleFile bundleFile) throws BundleException {
068        osgi.install(new BundleImpl(osgi, bundleFile, loader.getLoader()));
069    }
070
071    @Override
072    public void loadBundle(BundleFile bundleFile) {
073        loader.addURL(bundleFile.getURL());
074    }
075
076    @Override
077    public void loadJAR(BundleFile bundleFile) {
078        loader.addURL(bundleFile.getURL());
079    }
080
081    public static void main(String[] args) throws Exception {
082        File home = new File("/tmp/test_osgi_loader");
083        OSGiAdapter osgi = new OSGiAdapter(home);
084        System.out.println("Starting ...");
085        StandaloneBundleLoader loader = new StandaloneBundleLoader(osgi);
086        Thread.currentThread().setContextClassLoader(loader.loader.getLoader());
087        double s = System.currentTimeMillis();
088        try {
089            loader.setExtractNestedJARs(true);
090            loader.setScanForNestedJARs(true);
091            List<BundleFile> bundles = new ArrayList<BundleFile>();
092            List<BundleFile> jars = new ArrayList<BundleFile>();
093            loader.load(new File("/opt/jboss/server/default/deploy/nuxeo.ear"), bundles, jars);
094            loader.installAll(bundles);
095            System.out.println(">>>> Loading done!!!!");
096        } finally {
097            System.out.println("Shutting down");
098            osgi.shutdown();
099        }
100        double e = System.currentTimeMillis();
101        System.out.println("Total time: " + ((e - s) / 1000) + " sec.");
102        System.exit(0);
103    }
104
105}