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package com.sun.enterprise.connectors.inflow.monitor;

import com.sun.enterprise.admin.monitor.stats.ConnectorEndPointFactoryStats;
import com.sun.enterprise.admin.monitor.stats.CountStatisticImpl;
import com.sun.enterprise.admin.monitor.stats.GenericStatsImpl;
import com.sun.enterprise.admin.monitor.stats.MutableCountStatisticImpl;
import com.sun.enterprise.resource.monitor.AbstractStatsImpl;

import com.sun.logging.LogDomains;

import java.util.logging.Level;
import java.util.logging.Logger;

import javax.management.j2ee.statistics.CountStatistic;

/**
 * This class provides an implementation of the JDBCConnectionPoolStats
 * interface. The implementations of the interface methods primarily delegate the
 * task of statistic gathering to the work-manager of the inbound resource 
 * adapter
 * @author Sivakumar Thyagarajan
 */
public final class ConnectorEndPointFactoryStatsImpl extends AbstractStatsImpl
                                        implements ConnectorEndPointFactoryStats {

    private static final Logger _logger = 
                LogDomains.getLogger( LogDomains.RSR_LOGGER );
    private GenericStatsImpl gsImpl;
    
    private CountStatistic endPointsCreatedCount;
    private CountStatistic messagesDeliveredCount;
    private CountStatistic runTimeExceptionsCount;

    //@discuss: should this be for a bean-id combination?
    public ConnectorEndPointFactoryStatsImpl() {
        initializeStatistics();
        try {
            gsImpl = new GenericStatsImpl(
            this.getClass().getInterfaces()[0].getName(), this );
            } catch( ClassNotFoundException cnfe ) {
            //@todo:add to reosurces file
                _logger.log( Level.INFO, "endpointfacmon.cnfe", "GenericStatsImpl" );
            }
    }
    

    private void initializeStatistics() {
        long time = System.currentTimeMillis();
        CountStatistic cs = null;
    
        cs = new CountStatisticImpl(0,
            "endPointsCreated", "", 
        "The number of endpoints created using this endpoint factory"
            ,time, time);
        endPointsCreatedCount = new MutableCountStatisticImpl( cs );

        cs = new CountStatisticImpl(0, "messagesDelivered", "", 
                    "The number of messages delivered to endpoints created using this " +
                    "endpoint factory",time, time);
        messagesDeliveredCount = new MutableCountStatisticImpl( cs );

        cs = new CountStatisticImpl(0, "runtimeExceptionCount", "", 
                    "The number of runtime exceptions thown by endpoints created" +
                    "by this end point factory",time, time);
        runTimeExceptionsCount = new MutableCountStatisticImpl( cs );
    }


    /* (non-Javadoc)
     * @see com.sun.enterprise.admin.monitor.stats.ConnectorEndPointFactoryStats#getMessagesCreatedCount()
     */
    public CountStatistic getMessagesCreatedCount() {
        //@todo to implement
        return null;
    }


    /* (non-Javadoc)
     * @see com.sun.enterprise.admin.monitor.stats.ConnectorEndPointFactoryStats#getDeliveredMessageCount()
     */
    public CountStatistic getDeliveredMessageCount() {
        //@todo to implement
        return null;
    }


    /* (non-Javadoc)
     * @see com.sun.enterprise.admin.monitor.stats.ConnectorEndPointFactoryStats#getRuntimeExceptionsCount()
     */
    public CountStatistic getRuntimeExceptionsCount() {
        //@todo to implement
        return null;
    }
}