/*

 * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

package com.sun.tools.javah;

import java.io.InputStream;

import java.io.OutputStream;

import java.io.Writer;

import java.nio.charset.Charset;

import java.util.Arrays;

import java.util.EnumSet;

import java.util.Locale;

import java.util.Set;

import javax.lang.model.SourceVersion;

import javax.tools.DiagnosticListener;

import javax.tools.JavaFileManager;

import javax.tools.JavaFileObject;

import javax.tools.StandardJavaFileManager;

/*

 * <p><b>This is NOT part of any supported API.

 * If you write code that depends on this, you do so at your own

 * risk.  This code and its internal interfaces are subject to change

 * or deletion without notice.</b></p>

 */

public class JavahTool implements NativeHeaderTool {

    public NativeHeaderTask getTask(Writer out,

            JavaFileManager fileManager,

            DiagnosticListener<? super JavaFileObject> diagnosticListener,

            Iterable<String> options,

            Iterable<String> classes) {

        return new JavahTask(out, fileManager, diagnosticListener, options, classes);

    }

    public StandardJavaFileManager getStandardFileManager(DiagnosticListener<? super JavaFileObject> diagnosticListener, Locale locale, Charset charset) {

        return JavahTask.getDefaultFileManager(diagnosticListener, null);

    }

    public int run(InputStream in, OutputStream out, OutputStream err, String... arguments) {

        JavahTask t = new JavahTask(

                JavahTask.getPrintWriterForStream(out),

                null,

                null,

                Arrays.asList(arguments),

                null);

        return (t.run() ? 0 : 1);

    }

    public Set<SourceVersion> getSourceVersions() {

        return EnumSet.allOf(SourceVersion.class);

    }

    public int isSupportedOption(String option) {

        for (JavahTask.Option opt : JavahTask.recognizedOptions) {

            if (opt.matches(option))

                return (opt.hasArg ? 1 : 0);

        }

        return -1;

    }

}