JavahTool.java revision 2601:8e638f046bf0 
1/*
2 * Copyright (c) 2009, 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
26package com.sun.tools.javah;
27
28import java.io.InputStream;
29import java.io.OutputStream;
30import java.io.Writer;
31import java.nio.charset.Charset;
32import java.util.Arrays;
33import java.util.EnumSet;
34import java.util.Locale;
35import java.util.Set;
36import javax.lang.model.SourceVersion;
37import javax.tools.DiagnosticListener;
38import javax.tools.JavaFileManager;
39import javax.tools.JavaFileObject;
40import javax.tools.StandardJavaFileManager;
41
42import com.sun.tools.javac.util.DefinedBy;
43import com.sun.tools.javac.util.DefinedBy.Api;
44
45/*
46 * <p><b>This is NOT part of any supported API.
47 * If you write code that depends on this, you do so at your own
48 * risk.  This code and its internal interfaces are subject to change
49 * or deletion without notice.</b></p>
50 */
51public class JavahTool implements NativeHeaderTool {
52
53    public NativeHeaderTask getTask(Writer out,
54            JavaFileManager fileManager,
55            DiagnosticListener<? super JavaFileObject> diagnosticListener,
56            Iterable<String> options,
57            Iterable<String> classes) {
58        return new JavahTask(out, fileManager, diagnosticListener, options, classes);
59    }
60
61    public StandardJavaFileManager getStandardFileManager(DiagnosticListener<? super JavaFileObject> diagnosticListener, Locale locale, Charset charset) {
62        return JavahTask.getDefaultFileManager(diagnosticListener, null);
63    }
64
65    @DefinedBy(Api.COMPILER)
66    public int run(InputStream in, OutputStream out, OutputStream err, String... arguments) {
67        JavahTask t = new JavahTask(
68                JavahTask.getPrintWriterForStream(out),
69                null,
70                null,
71                Arrays.asList(arguments),
72                null);
73        return (t.run() ? 0 : 1);
74    }
75
76    @DefinedBy(Api.COMPILER)
77    public Set<SourceVersion> getSourceVersions() {
78        return EnumSet.allOf(SourceVersion.class);
79    }
80
81    @DefinedBy(Api.COMPILER)
82    public int isSupportedOption(String option) {
83        for (JavahTask.Option opt : JavahTask.recognizedOptions) {
84            if (opt.matches(option))
85                return (opt.hasArg ? 1 : 0);
86        }
87        return -1;
88    }
89}
90