1 /*
2  * Copyright (c) 1998, 2013, 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 build.tools.jdwpgen;
27 
28 import java.io.*;
29 
30 class Main {
31 
32     static String specSource;
33     static boolean genDebug = true;
34 
usage()35     static void usage() {
36         System.err.println();
37         System.err.println(
38             "java Main <spec_input> <options>...");
39         System.err.println();
40         System.err.println("Options:");
41         System.err.println("-doc <doc_output>");
42         System.err.println("-jdi <java_output>");
43         System.err.println("-include <include_file_output>");
44     }
45 
main(String args[])46     public static void main(String args[]) throws IOException {
47         Reader reader = null;
48         PrintWriter doc = null;
49         PrintWriter jdi = null;
50         PrintWriter include = null;
51 
52         // Parse arguments
53         for (int i = 0 ; i < args.length ; ++i) {
54             String arg = args[i];
55             if (arg.startsWith("-")) {
56                 String fn = args[++i];
57                 if (arg.equals("-doc")) {
58                     doc = new PrintWriter(new FileWriter(fn));
59                 } else if (arg.equals("-jdi")) {
60                     jdi = new PrintWriter(new FileWriter(fn));
61                 } else if (arg.equals("-include")) {
62                     include = new PrintWriter(new FileWriter(fn));
63                 } else {
64                     System.err.println("Invalid option: " + arg);
65                     usage();
66                     return;
67                 }
68             } else {
69                 specSource = arg;
70                 reader = new FileReader(specSource);
71             }
72         }
73         if (reader == null) {
74             System.err.println("<spec_input> must be specified");
75             usage();
76             return;
77         }
78 
79         Parse parse = new Parse(reader);
80         RootNode root = parse.items();
81         root.parentAndExtractComments();
82         root.prune();
83         root.constrain(new Context());
84         if (doc != null) {
85             root.document(doc);
86             doc.close();
87         }
88         if (jdi != null) {
89             root.genJava(jdi, 0);
90             jdi.close();
91         }
92         if (include != null) {
93             root.genCInclude(include);
94             include.close();
95         }
96     }
97 }
98