//
//  ========================================================================
//  Copyright (c) 1995-2019 Mort Bay Consulting Pty. Ltd.
//  ------------------------------------------------------------------------
//  All rights reserved. This program and the accompanying materials
//  are made available under the terms of the Eclipse Public License v1.0
//  and Apache License v2.0 which accompanies this distribution.
//
//      The Eclipse Public License is available at
//      http://www.eclipse.org/legal/epl-v10.html
//
//      The Apache License v2.0 is available at
//      http://www.opensource.org/licenses/apache2.0.php
//
//  You may elect to redistribute this code under either of these licenses.
//  ========================================================================
//

package org.eclipse.jetty.client;

import java.nio.ByteBuffer;

import org.eclipse.jetty.io.ByteBufferPool;

/**
 * {@link ContentDecoder} for the "gzip" encoding.
 */
public class GZIPContentDecoder extends org.eclipse.jetty.http.GZIPContentDecoder implements ContentDecoder
{
    public static final int DEFAULT_BUFFER_SIZE = 8192;

    public GZIPContentDecoder()
    {
        this(DEFAULT_BUFFER_SIZE);
    }

    public GZIPContentDecoder(int bufferSize)
    {
        this(null, bufferSize);
    }

    public GZIPContentDecoder(ByteBufferPool byteBufferPool, int bufferSize)
    {
        super(byteBufferPool, bufferSize);
    }

    @Override
    protected boolean decodedChunk(ByteBuffer chunk)
    {
        super.decodedChunk(chunk);
        return true;
    }

    /**
     * Specialized {@link ContentDecoder.Factory} for the "gzip" encoding.
     */
    public static class Factory extends ContentDecoder.Factory
    {
        private final int bufferSize;
        private final ByteBufferPool byteBufferPool;

        public Factory()
        {
            this(DEFAULT_BUFFER_SIZE);
        }

        public Factory(int bufferSize)
        {
            this(null, bufferSize);
        }

        public Factory(ByteBufferPool byteBufferPool)
        {
            this(byteBufferPool, DEFAULT_BUFFER_SIZE);
        }

        public Factory(ByteBufferPool byteBufferPool, int bufferSize)
        {
            super("gzip");
            this.byteBufferPool = byteBufferPool;
            this.bufferSize = bufferSize;
        }

        @Override
        public ContentDecoder newContentDecoder()
        {
            return new GZIPContentDecoder(byteBufferPool, bufferSize);
        }
    }
}
