com.sun.tools.javah.JavahTool Maven / Gradle / Ivy

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A repackaged copy of javac for Error Prone to depend on
There is a newer version: 9-dev-r4023-3
/*
 * 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;

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

/*
 * 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.
 */
public class JavahTool implements NativeHeaderTool {

    public NativeHeaderTask getTask(Writer out,
            JavaFileManager fileManager,
            DiagnosticListener diagnosticListener,
            Iterable options,
            Iterable classes) {
        return new JavahTask(out, fileManager, diagnosticListener, options, classes);
    }

    public StandardJavaFileManager getStandardFileManager(DiagnosticListener diagnosticListener, Locale locale, Charset charset) {
        return JavahTask.getDefaultFileManager(diagnosticListener, null);
    }

    @DefinedBy(Api.COMPILER)
    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);
    }

    @DefinedBy(Api.COMPILER)
    public Set getSourceVersions() {
        return EnumSet.allOf(SourceVersion.class);
    }

    @DefinedBy(Api.COMPILER)
    public int isSupportedOption(String option) {
        for (JavahTask.Option opt : JavahTask.recognizedOptions) {
            if (opt.matches(option))
                return (opt.hasArg ? 1 : 0);
        }
        return -1;
    }
}