Tue, 18 Dec 2012 10:23:40 +0100
8004657: Add hooks to javac to enable reporting dependency information.
Reviewed-by: jjg, mcimadamore
1 /*
2 * Copyright (c) 1999, 2011, 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 */
26 package com.sun.tools.javac;
28 import java.io.PrintWriter;
29 import java.lang.reflect.*;
32 /**
33 * The programmatic interface for the Java Programming Language
34 * compiler, javac.
35 *
36 * <p>Except for the two methods
37 * {@link #compile(java.lang.String[])}
38 * {@link #compile(java.lang.String[],java.io.PrintWriter)},
39 * nothing described in this source file is part of any supported
40 * API. If you write code that depends on this, you do so at your own
41 * risk. This code and its internal interfaces are subject to change
42 * or deletion without notice.
43 */
44 public class Main {
46 /** Unsupported command line interface.
47 * @param args The command line parameters.
48 */
49 public static void main(String[] args) throws Exception {
50 if (args.length > 0 && args[0].equals("-Xjdb")) {
51 String[] newargs = new String[args.length + 2];
52 Class<?> c = Class.forName("com.sun.tools.example.debug.tty.TTY");
53 Method method = c.getDeclaredMethod ("main", new Class<?>[] {args.getClass()});
54 method.setAccessible(true);
55 System.arraycopy(args, 1, newargs, 3, args.length - 1);
56 newargs[0] = "-connect";
57 newargs[1] = "com.sun.jdi.CommandLineLaunch:options=-esa -ea:com.sun.tools...";
58 newargs[2] = "com.sun.tools.javac.Main";
59 method.invoke(null, new Object[] { newargs });
60 } else {
61 System.exit(compile(args));
62 }
63 }
65 /** Programmatic interface to the Java Programming Language
66 * compiler, javac.
67 *
68 * @param args The command line arguments that would normally be
69 * passed to the javac program as described in the man page.
70 * @return an integer equivalent to the exit value from invoking
71 * javac, see the man page for details.
72 */
73 public static int compile(String[] args) {
74 com.sun.tools.javac.main.Main compiler =
75 new com.sun.tools.javac.main.Main("javac");
76 return compiler.compile(args).exitCode;
77 }
81 /** Programmatic interface to the Java Programming Language
82 * compiler, javac.
83 *
84 * @param args The command line arguments that would normally be
85 * passed to the javac program as described in the man page.
86 * @param out PrintWriter to which the compiler's diagnostic
87 * output is directed.
88 * @return an integer equivalent to the exit value from invoking
89 * javac, see the man page for details.
90 */
91 public static int compile(String[] args, PrintWriter out) {
92 com.sun.tools.javac.main.Main compiler =
93 new com.sun.tools.javac.main.Main("javac", out);
94 return compiler.compile(args).exitCode;
95 }
96 }