/*

 * Copyright (c) 2006, 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 javax.tools;

import java.io.IOException;

import java.io.InputStream;

import java.io.OutputStream;

import java.io.Reader;

import java.io.Writer;

import java.net.URI;

import java.util.Objects;

/**

 * Forwards calls to a given file object.  Subclasses of this class

 * might override some of these methods and might also provide

 * additional fields and methods.

 *

 * @param <F> the kind of file object forwarded to by this object

 * @author Peter von der Ahé

 * @since 1.6

 */

public class ForwardingFileObject<F extends FileObject> implements FileObject {

    /**

     * The file object which all methods are delegated to.

     */

    protected final F fileObject;

    /**

     * Creates a new instance of ForwardingFileObject.

     * @param fileObject delegate to this file object

     */

    protected ForwardingFileObject(F fileObject) {

        this.fileObject = Objects.requireNonNull(fileObject);

    }

    public URI toUri() {

        return fileObject.toUri();

    }

    public String getName() {

        return fileObject.getName();

    }

    /**

     * @throws IllegalStateException {@inheritDoc}

     * @throws UnsupportedOperationException {@inheritDoc}

     * @throws IOException {@inheritDoc}

     */

    public InputStream openInputStream() throws IOException {

        return fileObject.openInputStream();

    }

    /**

     * @throws IllegalStateException {@inheritDoc}

     * @throws UnsupportedOperationException {@inheritDoc}

     * @throws IOException {@inheritDoc}

     */

    public OutputStream openOutputStream() throws IOException {

        return fileObject.openOutputStream();

    }

    /**

     * @throws IllegalStateException {@inheritDoc}

     * @throws UnsupportedOperationException {@inheritDoc}

     * @throws IOException {@inheritDoc}

     */

    public Reader openReader(boolean ignoreEncodingErrors) throws IOException {

        return fileObject.openReader(ignoreEncodingErrors);

    }

    /**

     * @throws IllegalStateException {@inheritDoc}

     * @throws UnsupportedOperationException {@inheritDoc}

     * @throws IOException {@inheritDoc}

     */

    public CharSequence getCharContent(boolean ignoreEncodingErrors) throws IOException {

        return fileObject.getCharContent(ignoreEncodingErrors);

    }

    /**

     * @throws IllegalStateException {@inheritDoc}

     * @throws UnsupportedOperationException {@inheritDoc}

     * @throws IOException {@inheritDoc}

     */

    public Writer openWriter() throws IOException {

        return fileObject.openWriter();

    }

    public long getLastModified() {

        return fileObject.getLastModified();

    }

    public boolean delete() {

        return fileObject.delete();

    }

}