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.nuxeo.osgi.BundleFile;
029import org.nuxeo.osgi.BundleImpl;
030import org.nuxeo.osgi.OSGiAdapter;
031import org.osgi.framework.BundleException;
032
033/**
034 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
035 */
036public class StandaloneBundleLoader extends ApplicationLoader {
037
038    protected SharedClassLoader loader;
039
040    public StandaloneBundleLoader(OSGiAdapter osgi) {
041        this(osgi, StandaloneBundleLoader.class.getClassLoader());
042    }
043
044    public StandaloneBundleLoader(OSGiAdapter osgi, ClassLoader parentLoader) {
045        super(osgi);
046        loader = new SharedClassLoaderImpl(parentLoader);
047    }
048
049    public StandaloneBundleLoader(OSGiAdapter osgi, SharedClassLoader scl) {
050        super(osgi);
051        loader = scl;
052    }
053
054    public void setSharedClassLoader(SharedClassLoader loader) {
055        this.loader = loader;
056    }
057
058    public SharedClassLoader getSharedClassLoader() {
059        return loader;
060    }
061
062    @Override
063    public void installBundle(BundleFile bundleFile) throws BundleException {
064        osgi.install(new BundleImpl(osgi, bundleFile, loader.getLoader()));
065    }
066
067    @Override
068    public void loadBundle(BundleFile bundleFile) {
069        loader.addURL(bundleFile.getURL());
070    }
071
072    @Override
073    public void loadJAR(BundleFile bundleFile) {
074        loader.addURL(bundleFile.getURL());
075    }
076
077    public static void main(String[] args) throws Exception {
078        File home = new File("/tmp/test_osgi_loader");
079        OSGiAdapter osgi = new OSGiAdapter(home);
080        System.out.println("Starting ...");
081        StandaloneBundleLoader loader = new StandaloneBundleLoader(osgi);
082        Thread.currentThread().setContextClassLoader(loader.loader.getLoader());
083        double s = System.currentTimeMillis();
084        try {
085            loader.setExtractNestedJARs(true);
086            loader.setScanForNestedJARs(true);
087            List<BundleFile> bundles = new ArrayList<>();
088            List<BundleFile> jars = new ArrayList<>();
089            loader.load(new File("/opt/jboss/server/default/deploy/nuxeo.ear"), bundles, jars);
090            loader.installAll(bundles);
091            System.out.println(">>>> Loading done!!!!");
092        } finally {
093            System.out.println("Shutting down");
094            osgi.shutdown();
095        }
096        double e = System.currentTimeMillis();
097        System.out.println("Total time: " + ((e - s) / 1000) + " sec.");
098        System.exit(0);
099    }
100
101}