001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.juneau.microservice.console;
018
019import java.io.*;
020import java.util.*;
021
022import org.apache.juneau.collections.*;
023import org.apache.juneau.cp.*;
024import org.apache.juneau.microservice.*;
025
026/**
027 * Implements the 'exit' console command to gracefully shut down the microservice and JVM.
028 *
029 * <h5 class='section'>See Also:</h5><ul>
030 *    <li class='link'><a class="doclink" href="https://juneau.apache.org/docs/topics/JuneauMicroserviceCoreBasics">juneau-microservice-core Basics</a>
031 * </ul>
032 */
033public class ExitCommand extends ConsoleCommand {
034
035   private final Messages mb = Messages.of(ExitCommand.class, "Messages");
036
037   @Override /* ConsoleCommand */
038   public String getName() {
039      return "exit";
040   }
041
042   @Override /* ConsoleCommand */
043   public String getInfo() {
044      return mb.getString("info");
045   }
046
047   @Override /* ConsoleCommand */
048   public String getDescription() {
049      return mb.getString("description");
050   }
051
052   @Override /* ConsoleCommand */
053   public boolean execute(Scanner in, PrintWriter out, Args args) {
054      try {
055         Microservice.getInstance().stop().exit();
056      } catch (Exception e) {
057         e.printStackTrace();
058      }
059      return true;
060   }
061}