| /* |
| * Copyright (c) 1998, 2008, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package com.sun.tools.extcheck; |
| |
| import java.io.*; |
| |
| /** |
| * Main program of extcheck |
| */ |
| |
| public final class Main { |
| public static final String INSUFFICIENT = "Insufficient number of arguments"; |
| public static final String MISSING = "Missing <jar file> argument"; |
| public static final String DOES_NOT_EXIST = "Jarfile does not exist: "; |
| public static final String EXTRA = "Extra command line argument: "; |
| |
| /** |
| * Terminates with one of the following codes |
| * 1 A newer (or same version) jar file is already installed |
| * 0 No newer jar file was found |
| * -1 An internal error occurred |
| */ |
| public static void main(String args[]) { |
| try { |
| realMain(args); |
| } catch (Exception ex) { |
| System.err.println(ex.getMessage()); |
| System.exit(-1); |
| } |
| } |
| |
| public static void realMain(String[] args) throws Exception { |
| if (args.length < 1) { |
| usage(INSUFFICIENT); |
| } |
| int argIndex = 0; |
| boolean verboseFlag = false; |
| if (args[argIndex].equals("-verbose")) { |
| verboseFlag = true; |
| argIndex++; |
| if (argIndex >= args.length) { |
| usage(MISSING); |
| } |
| } |
| String jarName = args[argIndex]; |
| argIndex++; |
| File jarFile = new File(jarName); |
| if (!jarFile.exists()){ |
| usage(DOES_NOT_EXIST + jarName); |
| } |
| if (argIndex < args.length) { |
| usage(EXTRA + args[argIndex]); |
| } |
| ExtCheck jt = ExtCheck.create(jarFile,verboseFlag); |
| boolean result = jt.checkInstalledAgainstTarget(); |
| if (result) { |
| System.exit(0); |
| } else { |
| System.exit(1); |
| } |
| } |
| |
| private static void usage(String msg) throws Exception { |
| throw new Exception(msg + "\nUsage: extcheck [-verbose] <jar file>"); |
| } |
| } |
| |