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 * 017 */ 018 019 package org.apache.commons.exec.launcher; 020 021 import java.io.File; 022 import java.io.IOException; 023 import java.util.Map; 024 025 import org.apache.commons.exec.CommandLine; 026 import org.apache.commons.exec.environment.EnvironmentUtils; 027 028 /** 029 * A command launcher for JDK/JRE 1.3 (and higher). Uses the built-in 030 * Runtime.exec() command 031 */ 032 public class Java13CommandLauncher extends CommandLauncherImpl { 033 034 /** 035 * Constructor 036 */ 037 public Java13CommandLauncher() { 038 } 039 040 /** 041 * Launches the given command in a new process, in the given working 042 * directory 043 * 044 * @param cmd 045 * the command line to execute as an array of strings 046 * @param env 047 * the environment to set as an array of strings 048 * @param workingDir 049 * the working directory where the command should run 050 * @throws IOException 051 * probably forwarded from Runtime#exec 052 */ 053 public Process exec(final CommandLine cmd, final Map env, 054 final File workingDir) throws IOException { 055 056 String[] envVars = EnvironmentUtils.toStrings(env); 057 058 return Runtime.getRuntime().exec(cmd.toStrings(), 059 envVars, workingDir); 060 } 061 }