| /******************************************************************************* |
| * Copyright (c) 2008, 2010 VMware Inc. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * VMware Inc. - initial contribution |
| *******************************************************************************/ |
| |
| package org.eclipse.virgo.kernel.equinox.extensions; |
| |
| import java.lang.reflect.Field; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.eclipse.core.runtime.adaptor.LocationManager; |
| import org.eclipse.osgi.baseadaptor.HookRegistry; |
| import org.eclipse.osgi.framework.internal.core.Constants; |
| import org.eclipse.osgi.framework.internal.core.FrameworkProperties; |
| import org.eclipse.osgi.launch.Equinox; |
| import org.eclipse.virgo.kernel.equinox.extensions.hooks.ExtensionsHookConfigurator; |
| import org.osgi.framework.BundleException; |
| import org.osgi.framework.launch.Framework; |
| |
| |
| /** |
| */ |
| public final class ExtendedEquinoxLauncher { |
| |
| private static final String PROP_CONTEXT_BOOTDELEGATION = "osgi.context.bootdelegation"; |
| private static final String PROP_COMPATIBILITY_BOOTDELEGATION = "osgi.compatibility.bootdelegation"; |
| |
| /** |
| * Equinox-specific property to control clean startup. |
| */ |
| private static final String PROP_OSGI_CLEAN = "osgi.clean"; |
| |
| /** |
| * Equinox-specific property for setting the parent <code>ClassLoader</code>. |
| */ |
| private static final String PROP_OSGI_PARENT_CLASSLOADER = "osgi.parentClassloader"; |
| |
| public static Equinox launch(EquinoxLauncherConfiguration config) throws BundleException { |
| try { |
| Field f = FrameworkProperties.class.getDeclaredField("properties"); |
| f.setAccessible(true); |
| f.set(null, null); |
| } catch (Exception e) { |
| System.out.println("Unable to reset Equinox FrameworkProperties"); |
| e.printStackTrace(System.out); |
| } |
| |
| Map<String, String> configuration = populateConfiguration(config); |
| Equinox equinox = new Equinox(configuration); |
| equinox.start(); |
| equinox.getBundleContext().registerService(Framework.class.getName(), equinox, null); |
| |
| return equinox; |
| } |
| |
| private static Map<String, String> populateConfiguration(EquinoxLauncherConfiguration config) { |
| Map<String, String> configuration = new HashMap<String, String>(); |
| configuration.putAll(config.getFrameworkProperties()); |
| |
| mergeListProperty(configuration, HookRegistry.PROP_HOOK_CONFIGURATORS_INCLUDE, ExtensionsHookConfigurator.class.getName()); |
| |
| configuration.put(PROP_OSGI_PARENT_CLASSLOADER, "fwk"); |
| configuration.put(PROP_CONTEXT_BOOTDELEGATION, "false"); |
| configuration.put(PROP_COMPATIBILITY_BOOTDELEGATION, "false"); |
| if (config.getProfilePath() != null) { |
| configuration.put(Constants.OSGI_JAVA_PROFILE, config.getProfilePath().toString()); |
| } |
| configuration.put(Constants.OSGI_JAVA_PROFILE_BOOTDELEGATION, Constants.OSGI_BOOTDELEGATION_OVERRIDE); |
| configuration.put(LocationManager.PROP_CONFIG_AREA, config.getConfigPath().toString()); |
| configuration.put(LocationManager.PROP_INSTALL_AREA, config.getInstallPath().toString()); |
| configuration.put(PROP_OSGI_CLEAN, Boolean.toString(config.isClean())); |
| return configuration; |
| } |
| |
| private static void mergeListProperty(Map<String, String> properties, String key, String value) { |
| String existingValue = properties.get(key); |
| if (existingValue != null) { |
| properties.put(key, existingValue + "," + value); |
| } else { |
| properties.put(key, value); |
| } |
| } |
| } |