Java tutorial
/* * Copyright 2002-2012 the original author or authors. * * Licensed 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.musa.tcpclients; import java.util.HashMap; import java.util.Map; import java.util.Scanner; import org.musa.payload.SMLoyalty; import org.musa.payload.SMRank; import org.musa.payload.SpaceMarine; import org.springframework.context.support.GenericXmlApplicationContext; import org.springframework.core.env.MapPropertySource; import org.springframework.integration.ip.tcp.connection.AbstractServerConnectionFactory; import org.springframework.integration.ip.util.TestingUtilities; import org.springframework.integration.support.channel.BeanFactoryChannelResolver; import org.springframework.integration.test.util.SocketUtils; import org.springframework.messaging.Message; import org.springframework.messaging.MessageChannel; import org.springframework.messaging.core.DestinationResolver; import org.springframework.messaging.support.GenericMessage; import org.springframework.messaging.support.MessageBuilder; /** * Demonstrates the use of a gateway as an entry point into the integration flow. * The message generated by the gateway is sent over tcp by the outbound gateway * to the inbound gateway. In turn the inbound gateway sends the message to an * echo service and the echoed response comes back over tcp and is returned to * the test case for verification. * * The test uses explicit transformers to convert the byte array payloads to * Strings. * * Several other samples are provided as JUnit test-cases: * * <ul> * <li>TcpClientServerDemoWithConversionServiceTest</li> * <li>TcpServerConnectionDeserializeTest</li> * <li>TcpServerCustomSerializerTest</li> * </ul> * * @author Gunnar Hillert * */ public final class Main { /** * Prevent instantiation. */ private Main() { } /** * Load the Spring Integration Application Context * * @param args - command line arguments */ public static void main(final String... args) { final Scanner scanner = new Scanner(System.in); //context.getB GenericXmlApplicationContext context = Main.setupContext(); WarpGateway gateway = (WarpGateway) context.getBean("gw"); System.out.println("running.\n\n"); System.out.println("Please enter numbers to spawn spacemarines :"); System.out.println("1: Gabriel Loken"); System.out.println("2: Nathaniel Garro"); System.out.println("3: Ezekyl Abaddon"); System.out.println("4: Sanguinius"); System.out.println("5: Lucius"); System.out.println("\t- Entering q will quit the application"); System.out.print("\n"); while (true) { final String input = scanner.nextLine(); if ("q".equals(input.trim())) { break; } else { SpaceMarine gabriel = new SpaceMarine("Gabriel Loken", "Luna Wolves", 500, SMRank.CaptainBrother, SMLoyalty.Loyalist, 100); SpaceMarine garro = new SpaceMarine("Nathaniel Garro", "Deathguard", 500, SMRank.CaptainBrother, SMLoyalty.Loyalist, 100); SpaceMarine ezekyl = new SpaceMarine("Ezekyl Abaddon", "Black Legion", 500, SMRank.CaptainBrother, SMLoyalty.Traitor, 100); SpaceMarine sanguinius = new SpaceMarine("Sanguinius", "Blood angels", 999, SMRank.Primarch, SMLoyalty.Loyalist, 600); SpaceMarine lucius = new SpaceMarine("Lucius", "Emperor's children", 500, SMRank.SwordMaster, SMLoyalty.Traitor, 700); SpaceMarine[] spaceMarines = { gabriel, garro, ezekyl, sanguinius, lucius }; int max_id = spaceMarines.length; int num = 0; //input try { num = Integer.parseInt(input); } catch (NumberFormatException e) { System.out.println("unable to parse value"); } if (num >= max_id) { System.out.println("no such spacemarine, using Loken"); num = 0; } System.out.println("teleporting " + spaceMarines[num].getName() + "...."); Message<SpaceMarine> m = MessageBuilder.withPayload(spaceMarines[num]).build(); //context. String reply = (String) gateway.send(m); System.out.println(reply); } } System.out.println("Exiting application...bye."); System.exit(0); } public static GenericXmlApplicationContext setupContext() { final GenericXmlApplicationContext context = new GenericXmlApplicationContext(); System.out.print("Detect open server socket..."); int availableServerSocket = SocketUtils.findAvailableServerSocket(5683); final Map<String, Object> sockets = new HashMap<String, Object>(); sockets.put("availableServerSocket", availableServerSocket); final MapPropertySource propertySource = new MapPropertySource("sockets", sockets); context.getEnvironment().getPropertySources().addLast(propertySource); System.out.println("using port " + context.getEnvironment().getProperty("availableServerSocket")); context.load("classpath:META-INF/spring/integration/clientContext.xml"); //context.registerShutdownHook(); context.refresh(); return context; } }