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 

    26 package com.sun.tools.javah;

    27 

    28 import java.io.InputStream;

    29 import java.io.OutputStream;

    30 import java.io.Writer;

    31 import java.nio.charset.Charset;

    32 import java.util.Arrays;

    33 import java.util.EnumSet;

    34 import java.util.Locale;

    35 import java.util.Set;

    36 import javax.lang.model.SourceVersion;

    37 import javax.tools.DiagnosticListener;

    38 import javax.tools.JavaFileManager;

    39 import javax.tools.JavaFileObject;

    40 import javax.tools.StandardJavaFileManager;

    41 

    42 import com.sun.tools.javac.util.DefinedBy;

    43 import 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  */

    51 public 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 }