CapedwarfFileReadChannel.java

/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2011, Red Hat, Inc., and individual contributors
 * as indicated by the @author tags. See the copyright.txt file in the
 * distribution for a full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

package org.jboss.capedwarf.files;

import java.io.IOException;
import java.nio.ByteBuffer;

import com.google.appengine.api.files.FileReadChannel;
import org.infinispan.io.ReadableGridFileChannel;

/**
 * JBoss file read channel.
 *
 * @author <a href="mailto:ales.justin@jboss.org">Ales Justin</a>
 * @author <a href="mailto:marko.luksa@gmail.com">Marko Luksa</a>
 */
class CapedwarfFileReadChannel implements FileReadChannel {
    private final ReadableGridFileChannel delegate;

    CapedwarfFileReadChannel(ReadableGridFileChannel channel) {
        delegate = channel;
    }

    public long position() throws IOException {
        return delegate.position();
    }

    public FileReadChannel position(long newPosition) throws IOException {
        delegate.position(newPosition);
        return this;
    }

    public int read(ByteBuffer dst) throws IOException {
        return delegate.read(dst);
    }

    public boolean isOpen() {
        return delegate.isOpen();
    }

    public void close() throws IOException {
        delegate.close();
    }
}