001    /**
002     * Copyright (C) 2012 FuseSource, Inc.
003     * http://fusesource.com
004     *
005     * Licensed under the Apache License, Version 2.0 (the "License");
006     * you may not use this file except in compliance with the License.
007     * You may obtain a copy of the License at
008     *
009     *    http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    package org.fusesource.hawtdispatch.util;
018    
019    import java.util.HashMap;
020    
021    /**
022     * <p>
023     * </p>
024     *
025     * @author <a href="http://hiramchirino.com">Hiram Chirino</a>
026     */
027    public class BufferPools {
028    
029        private final HashMap<Integer, BufferPool> pools = new HashMap<Integer, BufferPool>();
030    
031        public synchronized BufferPool getBufferPool(int size) {
032            BufferPool rc = pools.get(size);
033            if( rc == null ) {
034                rc = new BufferPool(size);
035                pools.put(size, rc);
036            }
037            return rc;
038        }
039    
040    }