| /* |
| * 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.ace.agent.itest; |
| |
| import java.io.IOException; |
| import java.net.URL; |
| import java.net.URLConnection; |
| import java.util.Dictionary; |
| import java.util.Hashtable; |
| import java.util.Properties; |
| |
| import org.apache.ace.agent.AgentConstants; |
| import org.apache.ace.agent.AgentControl; |
| import org.apache.ace.agent.ConnectionHandler; |
| import org.apache.ace.agent.DiscoveryHandler; |
| import org.apache.ace.agent.IdentificationHandler; |
| import org.osgi.framework.Constants; |
| import org.osgi.framework.ServiceReference; |
| import org.osgi.framework.ServiceRegistration; |
| |
| /** |
| * Integration test for Agent life-cycle. When the agent is configured to use external handler services, the agent must |
| * only be active and available if and when those external services are available. In addition, when multiple services |
| * for a handler are published the highest ranked should be used. |
| */ |
| public class AgentExtensionTest extends BaseAgentTest { |
| |
| public void testLifecycle() throws Exception { |
| AgentControl agentControl = getService(AgentControl.class); |
| assertNotNull(agentControl); |
| |
| getAgentBundle().stop(); |
| System.setProperty(AgentConstants.CONFIG_IDENTIFICATION_DISABLED, "true"); |
| System.setProperty(AgentConstants.CONFIG_DISCOVERY_DISABLED, "true"); |
| System.setProperty(AgentConstants.CONFIG_CONNECTION_DISABLED, "true"); |
| getAgentBundle().start(); |
| |
| assertNull(locateService(AgentControl.class)); |
| |
| ServiceRegistration idreg1 = registerIdentification("TEST1", 1); |
| assertNull(locateService(AgentControl.class)); |
| ServiceRegistration direg1 = registerDiscovery(new URL("http://test1"), 1); |
| assertNull(locateService(AgentControl.class)); |
| ServiceRegistration coreg1 = registerConnectionHandler(); |
| assertNotNull(locateService(AgentControl.class)); |
| |
| assertEquals("TEST1", locateService(AgentControl.class).getAgentId()); |
| |
| ServiceRegistration idreg2 = registerIdentification("TEST2", 2); |
| |
| assertEquals("TEST2", locateService(AgentControl.class).getAgentId()); |
| |
| idreg2.unregister(); |
| |
| assertEquals("TEST1", locateService(AgentControl.class).getAgentId()); |
| |
| idreg1.unregister(); |
| |
| assertNull(locateService(AgentControl.class)); |
| |
| direg1.unregister(); |
| coreg1.unregister(); |
| } |
| |
| @Override |
| protected void doTearDown() throws Exception { |
| resetAgentBundleState(); |
| } |
| |
| private ServiceRegistration registerIdentification(final String id, final int rank) { |
| Dictionary<String, Object> props = new Hashtable<>(); |
| props.put(Constants.SERVICE_RANKING, rank); |
| return m_bundleContext.registerService(IdentificationHandler.class.getName(), new IdentificationHandler() { |
| @Override |
| public String getAgentId() { |
| return id; |
| } |
| |
| @Override |
| public String toString() { |
| return id; |
| } |
| }, props); |
| } |
| |
| private ServiceRegistration registerDiscovery(final URL url, final int rank) { |
| Dictionary<String, Object> props = new Hashtable<>(); |
| props.put(Constants.SERVICE_RANKING, rank); |
| return m_bundleContext |
| .registerService(DiscoveryHandler.class.getName(), new DiscoveryHandler() { |
| |
| @Override |
| public URL getServerUrl() { |
| return url; |
| } |
| }, props); |
| } |
| |
| private ServiceRegistration registerConnectionHandler() { |
| return m_bundleContext |
| .registerService(ConnectionHandler.class.getName(), new ConnectionHandler() { |
| |
| @Override |
| public URLConnection getConnection(URL url) throws IOException { |
| return url.openConnection(); |
| } |
| }, null); |
| } |
| |
| @SuppressWarnings("unchecked") |
| private <T> T locateService(Class<T> iface) { |
| ServiceReference reference = m_bundleContext.getServiceReference(iface.getName()); |
| if (reference == null) { |
| return null; |
| } |
| return (T) m_bundleContext.getService(reference); |
| } |
| } |