| /**************************************************************************** |
| * Copyright (c) 2004 Composent, Inc. and others. |
| * 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: |
| * Composent, Inc. - initial API and implementation |
| *****************************************************************************/ |
| package org.eclipse.ecf.tests.discovery; |
| |
| import org.eclipse.ecf.discovery.IDiscoveryAdvertiser; |
| import org.eclipse.ecf.discovery.IDiscoveryLocator; |
| import org.osgi.framework.BundleActivator; |
| import org.osgi.framework.BundleContext; |
| import org.osgi.framework.ServiceReference; |
| import org.osgi.util.tracker.ServiceTracker; |
| |
| /** |
| * The activator class controls the plug-in life cycle |
| */ |
| public class Activator implements BundleActivator { |
| |
| // The plug-in ID |
| public static final String PLUGIN_ID = "org.eclipse.ecf.tests.discovery"; |
| |
| // The shared instance |
| private static Activator plugin; |
| |
| private ServiceTracker locatorTracker; |
| private ServiceTracker advertiserTracker; |
| |
| private BundleContext context; |
| |
| /* |
| * (non-Javadoc) |
| * @see org.eclipse.core.runtime.Plugins#start(org.osgi.framework.BundleContext) |
| */ |
| public void start(BundleContext aContext) throws Exception { |
| plugin = this; |
| context = aContext; |
| locatorTracker = new ServiceTracker(aContext, IDiscoveryLocator.class.getName(), null); |
| advertiserTracker = new ServiceTracker(aContext, IDiscoveryAdvertiser.class.getName(), null); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * @see org.eclipse.core.runtime.Plugin#stop(org.osgi.framework.BundleContext) |
| */ |
| public void stop(BundleContext context) throws Exception { |
| if (locatorTracker != null) { |
| locatorTracker.close(); |
| locatorTracker = null; |
| } |
| if (advertiserTracker != null) { |
| advertiserTracker.close(); |
| advertiserTracker = null; |
| } |
| plugin = null; |
| } |
| |
| /** |
| * Returns the shared instance |
| * |
| * @return the shared instance |
| */ |
| public static Activator getDefault() { |
| return plugin; |
| } |
| |
| public IDiscoveryLocator getDiscoveryLocator(String containerUnderTest) { |
| locatorTracker.open(); |
| final ServiceReference[] serviceReferences = locatorTracker.getServiceReferences(); |
| if(serviceReferences != null) { |
| for(int i = 0; i < serviceReferences.length; i++) { |
| ServiceReference sr = serviceReferences[i]; |
| if(containerUnderTest.equals(sr.getProperty(IDiscoveryLocator.CONTAINER_NAME))) { |
| return (IDiscoveryLocator) locatorTracker.getService(sr); |
| } |
| } |
| } |
| return null; |
| } |
| |
| public void closeServiceTracker(String containerUnderTest) { |
| ServiceReference[] serviceReferences = locatorTracker.getServiceReferences(); |
| if(serviceReferences != null) { |
| for(int i = 0; i < serviceReferences.length; i++) { |
| ServiceReference sr = serviceReferences[i]; |
| if(containerUnderTest.equals(sr.getProperty(IDiscoveryLocator.CONTAINER_NAME))) { |
| locatorTracker.remove(sr); |
| } |
| } |
| } |
| if(locatorTracker != null) { |
| locatorTracker.close(); |
| } |
| serviceReferences = advertiserTracker.getServiceReferences(); |
| if(serviceReferences != null) { |
| for(int i = 0; i < serviceReferences.length; i++) { |
| ServiceReference sr = serviceReferences[i]; |
| if(containerUnderTest.equals(sr.getProperty(IDiscoveryAdvertiser.CONTAINER_NAME))) { |
| advertiserTracker.remove(sr); |
| } |
| } |
| } |
| if(advertiserTracker != null) { |
| advertiserTracker.close(); |
| } |
| } |
| |
| public IDiscoveryAdvertiser getDiscoveryAdvertiser(String containerUnderTest) { |
| advertiserTracker.open(); |
| final ServiceReference[] serviceReferences = advertiserTracker.getServiceReferences(); |
| if(serviceReferences != null) { |
| for(int i = 0; i < serviceReferences.length; i++) { |
| ServiceReference sr = serviceReferences[i]; |
| if(containerUnderTest.equals(sr.getProperty(IDiscoveryAdvertiser.CONTAINER_NAME))) { |
| return (IDiscoveryAdvertiser) advertiserTracker.getService(sr); |
| } |
| } |
| } |
| return null; |
| } |
| |
| public BundleContext getContext() { |
| return context; |
| } |
| } |