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/*
* 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.node.equinox.launcher;
import static org.apache.tuscany.sca.node.equinox.launcher.NodeLauncherUtil.bundleLocation;
import static org.apache.tuscany.sca.node.equinox.launcher.NodeLauncherUtil.string;
import static org.osgi.framework.Constants.BUNDLE_SYMBOLICNAME;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.net.URL;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.jar.JarFile;
import java.util.jar.Manifest;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.eclipse.core.runtime.adaptor.EclipseStarter;
import org.eclipse.core.runtime.adaptor.LocationManager;
import org.osgi.framework.Bundle;
import org.osgi.framework.BundleContext;
/**
* Wraps the Equinox runtime.
*/
public class EquinoxHost {
private static Logger logger = Logger.getLogger(EquinoxHost.class.getName());
private BundleContext bundleContext;
private Bundle launcherBundle;
private EquinoxLauncherBundleHelper launcherActivator;
private final static String systemPackages =
"org.osgi.framework; version=1.3.0," + "org.osgi.service.packageadmin; version=1.2.0, "
+ "org.osgi.service.startlevel; version=1.0.0, "
+ "org.osgi.service.url; version=1.0.0, "
+ "org.osgi.util.tracker; version=1.3.2, "
+ "javax.xml, "
+ "javax.xml.datatype, "
+ "javax.xml.namespace, "
+ "javax.xml.parsers, "
+ "javax.xml.transform, "
+ "javax.xml.transform.dom, "
+ "javax.xml.transform.sax, "
+ "javax.xml.transform.stream, "
+ "javax.xml.validation, "
+ "javax.xml.xpath, "
// Force the classes to be imported from the system bundle
// + "javax.xml.stream, "
// + "javax.xml.stream.util, "
+ "javax.sql,"
+ "org.w3c.dom, "
+ "org.xml.sax, "
+ "org.xml.sax.ext, "
+ "org.xml.sax.helpers, "
+ "javax.security.auth, "
+ "javax.security.cert, "
+ "javax.security.auth.login, "
+ "javax.security.auth.callback, "
+ "javax.naming, "
+ "javax.naming.spi, "
+ "javax.naming.directory, "
+ "javax.management, "
+ "javax.imageio, "
+ "sun.misc, "
+ "javax.net, "
+ "javax.net.ssl, "
+ "javax.crypto, "
+ "javax.rmi, "
+ "javax.transaction, "
+ "javax.transaction.xa";
public BundleContext start() {
try {
// Configure Eclipse properties
Map<Object, Object> props = new HashMap<Object, Object>();
// Set system packages
props.put("org.osgi.framework.system.packages", systemPackages);
// Use the boot classloader as the parent classloader
props.put("osgi.contextClassLoaderParent", "boot");
// Set the extension bundle
props.put("osgi.framework.extensions", "org.apache.tuscany.sca.node.launcher.equinox");
// Set startup properties
props.put(EclipseStarter.PROP_CLEAN, "true");
if (logger.isLoggable(Level.FINE)) {
props.put("osgi.console", "8085");
}
// Set location properties
// FIXME Use proper locations
props.put(LocationManager.PROP_INSTANCE_AREA, new File("target/workspace").toURI().toString());
props.put(LocationManager.PROP_INSTALL_AREA, new File("target/eclipse/install").toURI().toString());
props.put(LocationManager.PROP_CONFIG_AREA, new File("target/eclipse/config").toURI().toString());
props.put(LocationManager.PROP_USER_AREA, new File("target/eclipse/user").toURI().toString());
// Find the Tuscany JARs
File tuscanyInstallDir = findTuscanyInstallDir();
List<URL> urls;
if (tuscanyInstallDir != null) {
urls = JarFileFinder.findJarFiles(tuscanyInstallDir, new JarFileFinder.StandAloneJARFileNameFilter());
} else {
urls = JarFileFinder.getClassPathEntries(JarFileFinder.class.getClassLoader(), false);
}
// Sort out which are bundles (and not already installed) and which are just
// regular JARs
StringBuffer bundleFiles = new StringBuffer();
StringBuffer bundleNames = new StringBuffer();
StringBuffer jarFiles = new StringBuffer();
for (URL url : urls) {
File file = NodeLauncherUtil.file(url);
String bundleName = getBundleName(file);
if (bundleName != null) {
bundleFiles.append(url.toString() + ";");
bundleNames.append(bundleName + ";");
} else {
if (file.isFile()) {
jarFiles.append(url.toString() + ";");
}
}
}
props.put("org.apache.tuscany.sca.node.launcher.equinox.bundleFiles", bundleFiles.toString());
props.put("org.apache.tuscany.sca.node.launcher.equinox.bundleNames", bundleNames.toString());
props.put("org.apache.tuscany.sca.node.launcher.equinox.jarFiles", jarFiles.toString());
EclipseStarter.setInitialProperties(props);
// Start Eclipse
bundleContext = EclipseStarter.startup(new String[]{}, null);
// Install the launcher bundle
String bundleLocation = bundleLocation();
logger.info("Installing launcher bundle: " + bundleLocation);
launcherBundle = bundleContext.installBundle(bundleLocation);
logger.info("Starting bundle: " + string(launcherBundle, false));
launcherBundle.start();
// Manually call the LauncherBundleActivator for now
launcherActivator = new EquinoxLauncherBundleHelper();
launcherActivator.start(launcherBundle.getBundleContext());
// Start all bundles for now to help diagnose any class loading issues
long activateStart = System.currentTimeMillis();
for (Bundle bundle: bundleContext.getBundles()) {
if ((bundle.getState() & Bundle.ACTIVE) == 0) {
logger.info("Starting bundle: " + string(bundle, false));
try {
bundle.start();
} catch (Exception e) {
logger.log(Level.SEVERE, e.getMessage(), e);
}
logger.info("Bundle: " + string(bundle, false));
}
}
logger.info("Tuscany bundles are started in " + (System.currentTimeMillis() - activateStart) + " ms.");
return bundleContext;
} catch (Exception e) {
throw new IllegalStateException(e);
}
}
public void stop() {
try {
// Uninstall the launcher bundle
if (launcherActivator != null) {
launcherActivator.stop(launcherBundle.getBundleContext());
}
if (launcherBundle != null) {
logger.info("Uninstalling bundle: " + string(launcherBundle, false));
launcherBundle.uninstall();
}
// Shutdown Eclipse
EclipseStarter.shutdown();
} catch (Exception e) {
throw new IllegalStateException(e);
}
}
private static File findTuscanyInstallDir() throws IOException {
String tuscanyDirName = JarFileFinder.getProperty(JarFileFinder.TUSCANY_HOME);
if (tuscanyDirName != null) {
File tuscanyInstallDir = new File(tuscanyDirName);
if (tuscanyInstallDir.exists() && tuscanyInstallDir.isDirectory())
return tuscanyInstallDir;
}
return null;
}
/**
* Returns the name of a bundle, or null if the given file is not a bundle.
*
* @param file
* @return
* @throws IOException
*/
private static String getBundleName(File file) throws IOException {
if (!file.exists()) {
return null;
}
String bundleName = null;
if (file.isDirectory()) {
File mf = new File(file, "META-INF/MANIFEST.MF");
if (mf.isFile()) {
Manifest manifest = new Manifest(new FileInputStream(mf));
bundleName = manifest.getMainAttributes().getValue(BUNDLE_SYMBOLICNAME);
}
} else {
JarFile jar = new JarFile(file, false);
Manifest manifest = jar.getManifest();
bundleName = manifest.getMainAttributes().getValue(BUNDLE_SYMBOLICNAME);
jar.close();
}
if (bundleName == null) {
return bundleName;
}
int sc = bundleName.indexOf(';');
if (sc != -1) {
bundleName = bundleName.substring(0, sc);
}
return bundleName;
}
}
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