/*

 * Copyright (c) 2012, 2016, 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.jdeps;

import java.io.*;

import java.util.spi.ToolProvider;

/**

 *

 * Usage:

 *    jdeps [options] files ...

 * where options include:

 *    -p package-name   restrict analysis to classes in this package

 *                      (may be given multiple times)

 *    -e regex          restrict analysis to packages matching pattern

 *                      (-p and -e are exclusive)

 *    -v                show class-level dependencies

 *                      default: package-level dependencies

 *    -r --recursive    transitive dependencies analysis

 *    -classpath paths  Classpath to locate class files

 *    -all              process all class files in the given classpath

 */

public class Main {

    public static void main(String... args) throws Exception {

        JdepsTask t = new JdepsTask();

        int rc = t.run(args);

        System.exit(rc);

    }

    /**

     * Entry point that does <i>not</i> call System.exit.

     *

     * @param args command line arguments

     * @param out output stream

     * @return an exit code. 0 means success, non-zero means an error occurred.

     */

    public static int run(String[] args, PrintWriter out) {

        JdepsTask t = new JdepsTask();

        t.setLog(out);

        return t.run(args);

    }

    public static class JDepsToolProvider implements ToolProvider {

        public String name() {

            return "jdeps";

        }

        public int run(PrintWriter out, PrintWriter err, String... args) {

            return Main.run(args, out);

        }

    }

}