    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
    018package org.apache.commons.exec.launcher;
    019
    020import org.apache.commons.exec.OS;
    021
    022/**
    023 * Builds a command launcher for the OS and JVM we are running under.
    024 */
    025public final class CommandLauncherFactory {
    026
    027    /**
    028     * Factory method to create an appropriate launcher.
    029     *
    030     * @return the command launcher.
    031     */
    032    public static CommandLauncher createVMLauncher() {
    033        // Try using a JDK 1.3 launcher
    034        return OS.isFamilyOpenVms() ? new VmsCommandLauncher() : new Java13CommandLauncher();
    035    }
    036
    037    private CommandLauncherFactory() {
    038    }
    039}