1 /* 2 * Copyright (c) 2012, 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package com.sun.tools.jdeps; 27 28 import java.io.*; 29 import java.util.spi.ToolProvider; 30 31 /** 32 * 33 * Usage: 34 * jdeps [options] files ... 35 * where options include: 36 * -p package-name restrict analysis to classes in this package 37 * (may be given multiple times) 38 * -e regex restrict analysis to packages matching pattern 39 * (-p and -e are exclusive) 40 * -v show class-level dependencies 41 * default: package-level dependencies 42 * -r --recursive transitive dependencies analysis 43 * -classpath paths Classpath to locate class files 44 * -all process all class files in the given classpath 45 */ 46 public class Main { 47 public static void main(String... args) throws Exception { 48 JdepsTask t = new JdepsTask(); 49 int rc = t.run(args); 50 System.exit(rc); 51 } 52 53 54 /** 55 * Entry point that does <i>not</i> call System.exit. 56 * 57 * @param args command line arguments 58 * @param out output stream 59 * @return an exit code. 0 means success, non-zero means an error occurred. 60 */ 61 public static int run(String[] args, PrintWriter out) { 62 JdepsTask t = new JdepsTask(); 63 t.setLog(out); 64 return t.run(args); 65 } 66 67 public static class JDepsToolProvider implements ToolProvider { 68 public String name() { 69 return "jdeps"; 70 } 71 72 public int run(PrintWriter out, PrintWriter err, String... args) { 73 return Main.run(args, out); 74 } 75 } 76 }