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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2010 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
 * "Portions Copyright [year] [name of copyright owner]"
 *
 * Contributor(s):
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package org.glassfish.grizzly.streams;

import org.glassfish.grizzly.Buffer;
import org.glassfish.grizzly.CompletionHandler;
import org.glassfish.grizzly.GrizzlyFuture;
import org.glassfish.grizzly.utils.conditions.Condition;
import java.io.IOException;

/**
 *
 * @author Alexey Stashok
 */
public class StreamInput implements Input {

    private final StreamReader streamReader;

    public StreamInput(StreamReader streamReader) {
        this.streamReader = streamReader;
    }

    @Override
    public GrizzlyFuture notifyCondition(Condition condition,
            CompletionHandler completionHandler) {
        return streamReader.notifyCondition(condition, completionHandler);
    }

    @Override
    public byte read() throws IOException {
        return streamReader.readByte();
    }

    @Override
    public void skip(int length) {
        streamReader.skip(length);
    }

    @Override
    public boolean isBuffered() {
        return streamReader.isSupportBufferWindow();
    }

    @Override
    public Buffer getBuffer() {
        return streamReader.getBufferWindow();
    }

    @Override
    public Buffer takeBuffer() {
        return streamReader.takeBufferWindow();
    }

    @Override
    public int size() {
        return streamReader.available();
    }

    @Override
    public void close() throws IOException {
        streamReader.close();
    }
}