content: /**
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF 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.apache.activemq.transport.udp;
  
  import java.nio.ByteBuffer;
  
  import org.apache.activemq.Service;
  
  /**
   * Represents a pool of {@link ByteBuffer} instances. 
   * This strategy could just create new buffers for each call or
   * it could pool them.
   * 
   * 
   */
  public interface ByteBufferPool extends Service {
  
      /**
       * Extract a buffer from the pool.
       */
      ByteBuffer borrowBuffer();
  
      /**
       * Returns the buffer to the pool or just discards it for a non-pool strategy
       */
      void returnBuffer(ByteBuffer buffer);
  
      /**
       * Sets the default size of the buffers
       */
      void setDefaultSize(int defaultSize);
  
  }
  