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package com.sun.xml.ws.transport.tcp.connectioncache.impl.transport;

import com.sun.xml.ws.transport.tcp.connectioncache.spi.concurrent.ConcurrentQueueFactory;
import com.sun.xml.ws.transport.tcp.connectioncache.spi.transport.Connection;
import java.util.logging.Logger ;

abstract class ConnectionCacheBlockingBase<C extends Connection>
        extends ConnectionCacheBase<C> {
    
    protected int totalBusy ;	// Number of busy connections
    protected int totalIdle ;	// Number of idle connections
    
    ConnectionCacheBlockingBase( String cacheType, int highWaterMark,
            int numberToReclaim, Logger logger ) {
        
        super( cacheType, highWaterMark, numberToReclaim, logger ) ;
        
        this.totalBusy = 0 ;
        this.totalIdle = 0 ;
        
        this.reclaimableConnections =
                ConcurrentQueueFactory.<C>makeConcurrentQueue() ;
    }
    
    public synchronized long numberOfConnections() {
        return totalIdle + totalBusy ;
    }
    
    public synchronized long numberOfIdleConnections() {
        return totalIdle ;
    }
    
    public synchronized long numberOfBusyConnections() {
        return totalBusy ;
    }
    
    public synchronized long numberOfReclaimableConnections() {
        return reclaimableConnections.size() ;
    }
}