gistfile1.java

/*
 * Copyright 2013 The Netty Project
 *
 * The Netty Project licenses this file to you under the Apache License,
 * version 2.0 (the "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at:
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */
package io.netty.handler.codec.memcache.binary;

import io.netty.buffer.ByteBuf;
import io.netty.handler.codec.memcache.DefaultMemcacheObject;
import io.netty.util.ReferenceCounted;

/**
 * Default implementation of a {@link BinaryMemcacheMessage}.
 */
public abstract class DefaultBinaryMemcacheMessage<H extends BinaryMemcacheMessageHeader>
  extends DefaultMemcacheObject
  implements BinaryMemcacheMessage<H> {

  /**
   * Contains the message header.
   */
  private H header;

  /**
   * Contains the optional key.
   */
  private String key;

  /**
   * Contains the optional extras.
   */
  private ByteBuf extras;

  /**
   * Create a new instance with all properties set.
   *
   * @param header the message header.
   * @param key the message key.
   * @param extras the message extras.
   */
  public DefaultBinaryMemcacheMessage(H header, String key, ByteBuf extras) {
    this.header = header;
    this.key = key;
    this.extras = extras;
  }

  @Override
  public H getHeader() {
    return header;
  }

  @Override
  public BinaryMemcacheMessage setHeader(H header) {
    this.header = header;
    return this;
  }

  @Override
  public String getKey() {
    return key;
  }

  @Override
  public BinaryMemcacheMessage setKey(String key) {
    this.key = key;
    return this;
  }

  @Override
  public ByteBuf getExtras() {
    return extras;
  }

  @Override
  public BinaryMemcacheMessage setExtras(ByteBuf extras) {
    this.extras = extras;
    return this;
  }

  @Override
  public int refCnt() {
    return extras.refCnt();
  }

  @Override
  public ReferenceCounted retain() {
    return extras.retain();
  }

  @Override
  public ReferenceCounted retain(int increment) {
    return extras.retain(increment);
  }

  @Override
  public boolean release() {
    return extras.release();
  }

  @Override
  public boolean release(int decrement) {
    return extras.release(decrement);
  }
}