Save This Page
Home » geronimo-2.2-source-release » org.apache.geronimo.management.stats » [javadoc | source]
    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.geronimo.management.stats;
   18   
   19   import javax.management.j2ee.statistics.BoundedRangeStatistic;
   20   import javax.management.j2ee.statistics.CountStatistic;
   21   import javax.management.j2ee.statistics.JVMStats;
   22   
   23   /**
   24    * Geronimo implementation of the JSR-77 JVMStats interface.
   25    *
   26    * @version $Rev: 503534 $ $Date: 2007-02-04 19:00:28 -0800 (Sun, 04 Feb 2007) $
   27    */
   28   public class JVMStatsImpl extends StatsImpl implements JVMStats {
   29       private final CountStatisticImpl upTime;
   30       private final BoundedRangeStatisticImpl heapSize;
   31   
   32       public JVMStatsImpl() {
   33           upTime = new CountStatisticImpl("JVM Up Time", StatisticImpl.UNIT_TIME_MILLISECOND,
   34                   "The length of time that the JVM has been running", 0);
   35           heapSize = new BoundedRangeStatisticImpl("JVM Heap Size", StatisticImpl.UNIT_MEMORY_BYTES,
   36                   "The memory usage of the JVM");
   37           addStat("UpTime", upTime);
   38           addStat("HeapSize", heapSize);
   39       }
   40   
   41       public CountStatistic getUpTime() {
   42           return upTime;
   43       }
   44   
   45       public BoundedRangeStatistic getHeapSize() {
   46           return heapSize;
   47       }
   48   
   49       /**
   50        * Used to access the native implementation in order to call setters
   51        */
   52       public CountStatisticImpl getUpTimeImpl() {
   53           return upTime;
   54       }
   55   
   56       /**
   57        * Used to access the native implementation in order to call setters
   58        */
   59       public BoundedRangeStatisticImpl getHeapSizeImpl() {
   60           return heapSize;
   61       }
   62   }

Save This Page
Home » geronimo-2.2-source-release » org.apache.geronimo.management.stats » [javadoc | source]