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 019package org.apache.commons.exec.launcher; 020 021import org.apache.commons.exec.OS; 022 023/** 024 * Builds a command launcher for the OS and JVM we are running under. 025 * 026 * @version $Id: CommandLauncherFactory.java 1556869 2014-01-09 16:51:11Z britter $ 027 */ 028public final class CommandLauncherFactory { 029 030 private CommandLauncherFactory() { 031 } 032 033 /** 034 * Factory method to create an appropriate launcher. 035 * 036 * @return the command launcher 037 */ 038 public static CommandLauncher createVMLauncher() { 039 // Try using a JDK 1.3 launcher 040 CommandLauncher launcher; 041 042 if (OS.isFamilyOpenVms()) { 043 launcher = new VmsCommandLauncher(); 044 } else { 045 launcher = new Java13CommandLauncher(); 046 } 047 048 return launcher; 049 } 050}