Java tutorial
/** * 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.activemq.leveldb.test; import org.apache.activemq.leveldb.replicated.MasterLevelDBStore; import org.apache.commons.io.FileUtils; import org.junit.After; import org.junit.Test; import java.net.BindException; import java.net.InetSocketAddress; import java.net.Socket; import java.net.URI; import java.util.concurrent.ExecutorService; import java.util.concurrent.Executors; import static org.junit.Assert.*; /** * @author <a href="http://www.christianposta.com/blog">Christian Posta</a> */ public class MasterLevelDBStoreTest { MasterLevelDBStore store; @Test(timeout = 1000 * 60 * 10) public void testStoppingStoreStopsTransport() throws Exception { store = new MasterLevelDBStore(); store.setReplicas(0); ExecutorService threads = Executors.newFixedThreadPool(1); threads.execute(new Runnable() { @Override public void run() { try { store.start(); } catch (Exception e) { e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates. } } }); // give some time to come up.. Thread.sleep(2000); String address = store.transport_server().getBoundAddress(); URI bindAddress = new URI(address); System.out.println(address); Socket socket = new Socket(); try { socket.bind(new InetSocketAddress(bindAddress.getHost(), bindAddress.getPort())); fail("We should not have been able to connect..."); } catch (BindException e) { System.out.println("Good. We cannot bind."); } threads.execute(new Runnable() { @Override public void run() { try { store.stop(); } catch (Exception e) { e.printStackTrace(); //To change body of catch statement use File | Settings | File Templates. } } }); Thread.sleep(2000); try { socket.bind(new InetSocketAddress(bindAddress.getHost(), bindAddress.getPort())); System.out.println("Can bind, so protocol server must have been shut down."); } catch (IllegalStateException e) { fail("Server protocol port is still opened.."); } } @After public void stop() throws Exception { if (store.isStarted()) { store.stop(); FileUtils.deleteQuietly(store.directory()); } } }