Java tutorial
package myproject; import org.apache.commons.lang.*; import org.codehaus.plexus.context.*; import org.codehaus.plexus.logging.Logger; import org.codehaus.plexus.logging.console.*; /* * 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. */ /** * The classic Hello World App. */ public class HelloWorld { /** * Main method. * * @param args Not used */ public static void main(String[] args) { String empty = null; Context context = new DefaultContext(); ConsoleLogger consoleLogger = new ConsoleLogger(Logger.LEVEL_INFO, "console"); consoleLogger.info("great it works"); if (StringUtils.isEmpty(empty)) { System.exit(0); } System.exit(1); } }