001    /**
002     *  Licensed to the Apache Software Foundation (ASF) under one or more
003     *  contributor license agreements.  See the NOTICE file distributed with
004     *  this work for additional information regarding copyright ownership.
005     *  The ASF licenses this file to You under the Apache License, Version 2.0
006     *  (the "License"); you may not use this file except in compliance with
007     *  the License.  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    
018    package org.apache.geronimo.transaction.manager;
019    
020    import javax.management.j2ee.statistics.Stats;
021    import javax.transaction.xa.XAException;
022    import org.apache.geronimo.management.stats.JTAStatsImpl;
023    import org.apache.geronimo.management.StatisticsProvider;
024    
025    import org.apache.geronimo.gbean.GBeanInfo;
026    import org.apache.geronimo.gbean.GBeanInfoBuilder;
027    import org.apache.geronimo.j2ee.j2eeobjectnames.NameFactory;
028    
029    /**
030     * Used to provide the GBean metadata for the GeronimoTransactionManager class
031     *
032     * @version $Rev: 706640 $ $Date: 2008-10-21 14:44:05 +0000 (Tue, 21 Oct 2008) $
033     */
034    public class GeronimoTransactionManagerGBean extends GeronimoTransactionManager implements StatisticsProvider {
035    
036        JTAStatsImpl stats = new JTAStatsImpl();
037    
038        /**
039         * TODO NOTE!!! this should be called in an unspecified transaction context, but we cannot enforce this restriction!
040         */
041        public GeronimoTransactionManagerGBean(int defaultTransactionTimeoutSeconds, XidFactory xidFactory, TransactionLog transactionLog) throws XAException {
042            super(defaultTransactionTimeoutSeconds == 0 ? DEFAULT_TIMEOUT : defaultTransactionTimeoutSeconds, 
043                    xidFactory,
044                    transactionLog
045            );
046            stats.setStartTime();
047        }
048    
049    
050        public void resetStats() {
051            stats.setStartTime();
052            super.resetStatistics();
053        }
054    
055        public Stats getStats() {
056            try {
057                stats.getActiveCountImpl().setCount(super.getActiveCount());
058            } catch(Exception e) {
059    
060            }
061            stats.getCommittedCountImpl().setCount(super.getTotalCommits());
062            stats.getRolledbackCountImpl().setCount(super.getTotalRollbacks());
063            stats.setLastSampleTime();
064            return stats;
065        }
066    
067        public boolean isStateManageable() {
068            return false;
069        }
070    
071        public boolean isStatisticsProvider() {
072            return true;
073        }
074    
075        public boolean isEventProvider() {
076            return false;
077        }
078    
079        public static final GBeanInfo GBEAN_INFO;
080    
081        static {
082            GBeanInfoBuilder infoFactory = GBeanInfoBuilder.createStatic(GeronimoTransactionManagerGBean.class,
083                    TransactionManagerImplGBean.GBEAN_INFO,
084                    NameFactory.JTA_RESOURCE);
085            GBEAN_INFO = infoFactory.getBeanInfo();
086        }
087    
088        public static GBeanInfo getGBeanInfo() {
089            return GBEAN_INFO;
090        }
091    
092    }