Package com.sun.corba.ee.impl.transport.connection

Class ConnectionCacheBase<C extends Connection>

java.lang.Object

com.sun.corba.ee.impl.transport.connection.ConnectionCacheBase<C>

All Implemented Interfaces:

ConnectionCache<C>

Direct Known Subclasses:

ConnectionCacheBlockingBase, ConnectionCacheNonBlockingBase

public abstract class ConnectionCacheBase<C extends Connection>
extends java.lang.Object
implements ConnectionCache<C>

Field Summary

Fields

Modifier and Type	Field	Description
private java.lang.String	cacheType
private boolean	flag
private int	highWaterMark
private int	numberToReclaim
protected ConcurrentQueue<C>	reclaimableConnections

Constructor Summary

Constructors

Constructor	Description
ConnectionCacheBase(java.lang.String cacheType, int highWaterMark, int numberToReclaim)

Method Summary

Modifier and Type	Method	Description
private void	display(java.lang.String msg, java.lang.Object value)
java.lang.String	getCacheType()	User-provided identifier for an instance of the OutboundConnectionCache.
int	highWaterMark()	Threshold at which connection reclamation begins.
int	numberToReclaim()	Number of connections to reclaim each time reclamation starts.
protected boolean	reclaim()	Reclaim some idle cached connections.
protected abstract java.lang.String	thisClassName()
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.sun.corba.ee.spi.transport.connection.ConnectionCache

close, numberOfBusyConnections, numberOfConnections, numberOfIdleConnections, numberOfReclaimableConnections

Field Detail

flag

private boolean flag

cacheType

private final java.lang.String cacheType

highWaterMark

private final int highWaterMark

numberToReclaim

private final int numberToReclaim

reclaimableConnections

protected ConcurrentQueue<C extends Connection> reclaimableConnections

Constructor Detail

ConnectionCacheBase

ConnectionCacheBase(java.lang.String cacheType,
                    int highWaterMark,
                    int numberToReclaim)

Method Detail

getCacheType

public final java.lang.String getCacheType()

Description copied from interface: ConnectionCache

User-provided identifier for an instance of the OutboundConnectionCache.

Specified by:

getCacheType in interface ConnectionCache<C extends Connection>

Returns:

identifier String

numberToReclaim

public final int numberToReclaim()

Description copied from interface: ConnectionCache

Number of connections to reclaim each time reclamation starts.

Specified by:

numberToReclaim in interface ConnectionCache<C extends Connection>

Returns:

number to reclaim

highWaterMark

public final int highWaterMark()

Description copied from interface: ConnectionCache

Threshold at which connection reclamation begins.

Specified by:

highWaterMark in interface ConnectionCache<C extends Connection>

Returns:

threshold

thisClassName

protected abstract java.lang.String thisClassName()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

display

@InfoMethod
private void display(java.lang.String msg,
                     java.lang.Object value)

reclaim

protected boolean reclaim()

Reclaim some idle cached connections. Will never close a connection that is busy.

Returns:

True if at least one connection was reclaimed