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   /*
    * Copyright 2012 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 org.jboss.netty.handler.codec.marshalling;
  
  import java.io.IOException;
  
  import org.jboss.marshalling.ByteOutput;
  import org.jboss.netty.buffer.ChannelBuffer;
  import org.jboss.netty.buffer.ChannelBufferFactory;
  import org.jboss.netty.buffer.ChannelBuffers;
  
  /**
   * {@link ByteOutput} implementation which writes the data to a {@link ChannelBuffer}
   *
   *
   */
  class ChannelBufferByteOutput implements ByteOutput {
  
      private final ChannelBuffer buffer;
  
      /**
       * Create a new instance which use the given {@link ChannelBuffer}
       */
      public ChannelBufferByteOutput(ChannelBuffer buffer) {
          this.buffer = buffer;
      }
  
      /**
       * Calls {@link #ChannelBufferByteOutput(ChannelBuffer)} with a dynamic {@link ChannelBuffer}
       */
      public ChannelBufferByteOutput(ChannelBufferFactory factory, int estimatedLength) {
          this(ChannelBuffers.dynamicBuffer(estimatedLength, factory));
      }
  
      public void close() throws IOException {
          // Nothing todo
      }
  
      public void flush() throws IOException {
          // nothing to do
      }
  
      public void write(int b) throws IOException {
          buffer.writeByte(b);
      }
  
      public void write(byte[] bytes) throws IOException {
          buffer.writeBytes(bytes);
      }
  
      public void write(byte[] bytes, int srcIndex, int length) throws IOException {
          buffer.writeBytes(bytes, srcIndex, length);
      }
  
      /**
       * Return the {@link ChannelBuffer} which contains the written content
       *
       */
      public ChannelBuffer getBuffer() {
          return buffer;
      }
  
  }