    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    }