/*
    * 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:
    *
    *   https://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;
  
  import io.netty.buffer.ByteBuf;
  import io.netty.util.internal.ObjectUtil;
  import io.netty.util.internal.StringUtil;
  import io.netty.util.internal.UnstableApi;
  
  /**
   * The default {@link MemcacheContent} implementation.
   */
  @UnstableApi
  public class DefaultMemcacheContent extends AbstractMemcacheObject implements MemcacheContent {
  
      private final ByteBuf content;
  
      /**
       * Creates a new instance with the specified content.
       */
      public DefaultMemcacheContent(ByteBuf content) {
          this.content = ObjectUtil.checkNotNull(content, "content");
      }
  
      @Override
      public ByteBuf content() {
          return content;
      }
  
      @Override
      public MemcacheContent copy() {
          return replace(content.copy());
      }
  
      @Override
      public MemcacheContent duplicate() {
          return replace(content.duplicate());
      }
  
      @Override
      public MemcacheContent retainedDuplicate() {
          return replace(content.retainedDuplicate());
      }
  
      @Override
      public MemcacheContent replace(ByteBuf content) {
          return new DefaultMemcacheContent(content);
      }
  
      @Override
      public MemcacheContent retain() {
          super.retain();
          return this;
      }
  
      @Override
      public MemcacheContent retain(int increment) {
          super.retain(increment);
          return this;
      }
  
      @Override
      public MemcacheContent touch() {
          super.touch();
          return this;
      }
  
      @Override
      public MemcacheContent touch(Object hint) {
          content.touch(hint);
          return this;
      }
  
      @Override
      protected void deallocate() {
          content.release();
      }
  
      @Override
      public String toString() {
          return StringUtil.simpleClassName(this) +
                 "(data: " + content() + ", decoderResult: " + decoderResult() + ')';
      }
  }