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;
  
  /**
   * A simple implementation of {@link ByteBufferPool} which does no pooling and just
   * creates new buffers each time
   */
  public class SimpleBufferPool implements ByteBufferPool {
  
      private int defaultSize;
      private boolean useDirect;
  
      public SimpleBufferPool() {
          this(false);
      }
  
      public SimpleBufferPool(boolean useDirect) {
          this.useDirect = useDirect;
      }
  
      @Override
      public synchronized ByteBuffer borrowBuffer() {
          return createBuffer();
      }
  
      @Override
      public void returnBuffer(ByteBuffer buffer) {
      }
  
      @Override
      public void setDefaultSize(int defaultSize) {
          this.defaultSize = defaultSize;
      }
  
      public boolean isUseDirect() {
          return useDirect;
      }
  
      /**
       * Sets whether direct buffers are used or not
       */
      public void setUseDirect(boolean useDirect) {
          this.useDirect = useDirect;
      }
  
      @Override
      public void start() throws Exception {
      }
  
      @Override
      public void stop() throws Exception {
      }
  
      protected ByteBuffer createBuffer() {
          if (useDirect) {
              return ByteBuffer.allocateDirect(defaultSize);
          } else {
              return ByteBuffer.allocate(defaultSize);
          }
      }
  }
  