1 /*
   2  * Copyright (c) 1999, 2018, 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.javac;
  27 
  28 import java.io.PrintWriter;
  29 
  30 /**
  31  * A legacy programmatic interface for the Java Programming Language
  32  * compiler, javac.
  33  * See the <a href="{@docRoot}/jdk.compiler/module-summary.html">{@code jdk.compiler}</a>
  34  * module for details on replacement APIs.
  35  */
  36 public class Main {
  37 
  38     /** Main entry point for the launcher.
  39      *  Note: This method calls System.exit.
  40      *  @param args command line arguments
  41      *  @throws Exception only if an uncaught internal exception occurs;
  42      *      just retained for historical compatibility
  43      */
  44     public static void main(String[] args) throws Exception {
  45         System.exit(compile(args));
  46     }
  47 
  48     /** Programmatic interface to the Java Programming Language
  49      * compiler, javac.
  50      *
  51      * @param args The command line arguments that would normally be
  52      * passed to the javac program as described in the man page.
  53      * @return an integer equivalent to the exit value from invoking
  54      * javac, see the man page for details.
  55      */
  56     public static int compile(String[] args) {
  57         com.sun.tools.javac.main.Main compiler =
  58             new com.sun.tools.javac.main.Main("javac");
  59         return compiler.compile(args).exitCode;
  60     }
  61 
  62 
  63 
  64     /** Programmatic interface to the Java Programming Language
  65      * compiler, javac.
  66      *
  67      * @param args The command line arguments that would normally be
  68      * passed to the javac program as described in the man page.
  69      * @param out PrintWriter to which the compiler's diagnostic
  70      * output is directed.
  71      * @return an integer equivalent to the exit value from invoking
  72      * javac, see the man page for details.
  73      */
  74     public static int compile(String[] args, PrintWriter out) {
  75         com.sun.tools.javac.main.Main compiler =
  76             new com.sun.tools.javac.main.Main("javac", out);
  77         return compiler.compile(args).exitCode;
  78     }
  79 }