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    1   /**
    2    * Licensed to the Apache Software Foundation (ASF) under one or more
    3    * contributor license agreements.  See the NOTICE file distributed with
    4    * this work for additional information regarding copyright ownership.
    5    * The ASF licenses this file to You under the Apache License, Version 2.0
    6    * (the "License"); you may not use this file except in compliance with
    7    * the License.  You may obtain a copy of the License at
    8    *
    9    *      http://www.apache.org/licenses/LICENSE-2.0
   10    *
   11    * Unless required by applicable law or agreed to in writing, software
   12    * distributed under the License is distributed on an "AS IS" BASIS,
   13    * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   14    * See the License for the specific language governing permissions and
   15    * limitations under the License.
   16    */
   17   package org.apache.activemq.broker.region.policy;
   18   
   19   /**
   20    * A useful base class for implementation inheritence.
   21    * 
   22    * @version $Revision: 563921 $
   23    */
   24   public abstract class MessageEvictionStrategySupport implements MessageEvictionStrategy {
   25   
   26       private int evictExpiredMessagesHighWatermark = 1000;
   27   
   28       public int getEvictExpiredMessagesHighWatermark() {
   29           return evictExpiredMessagesHighWatermark;
   30       }
   31   
   32       /**
   33        * Sets the high water mark on which we will eagerly evict expired messages from RAM
   34        */
   35       public void setEvictExpiredMessagesHighWatermark(int evictExpiredMessagesHighWaterMark) {
   36           this.evictExpiredMessagesHighWatermark = evictExpiredMessagesHighWaterMark;
   37       }
   38       
   39       
   40   }

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