com.aspc.remote.util.misc

Class UniqueObjectPool

java.lang.Object

com.aspc.remote.util.misc.UniqueObjectPool

Direct Known Subclasses:

ServerClientPoolImpl

public class UniqueObjectPool
extends java.lang.Object

NetUtil
THREAD MODE: MULTI-THREADED

Since:

August 9, 1999, 5:21 PM

Author:

Nigel Leck

Field Summary

Fields

Modifier and Type	Field and Description
protected PoolableObjectFactory	factory the object pool factory

Constructor Summary

Constructors

Constructor and Description
UniqueObjectPool(PoolableObjectFactory factory) separate pool per key.

Method Summary

Modifier and Type	Method and Description
int	borrowedObjectsCount() The number of objects that are currently checked out.
java.lang.Object	borrowObject(java.lang.Object key) borrow an object
void	close() Close this pool and free up resource.
static java.lang.Object	currentKey() What is the current key that we are creating an object for.
void	invalidateObject(java.lang.Object borrowedObject) Invalidate this object
protected ObjectPool	makePool() make a new pool
static java.lang.Object	requestKey() What is the borrow key that request an object for.
void	returnObject(java.lang.Object borrowedObject) return an object back into the pool.
int	size() pool size

Methods inherited from class java.lang.Object

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

Field Detail

factory

protected final PoolableObjectFactory factory

the object pool factory

Constructor Detail

UniqueObjectPool

public UniqueObjectPool(PoolableObjectFactory factory)

separate pool per key. There will be no blocking between pools.

Parameters:

factory - The factory to create the pools with

Method Detail

currentKey

public static java.lang.Object currentKey()

What is the current key that we are creating an object for.

Returns:

The current key

requestKey

public static java.lang.Object requestKey()

What is the borrow key that request an object for.

Returns:

The borrow key

size

public int size()

pool size

Returns:

int size

borrowObject

public java.lang.Object borrowObject(java.lang.Object key)
                              throws java.lang.Exception

borrow an object

Parameters:

key - the key to borrow.

Returns:

the object that was borrowed.

Throws:

java.lang.Exception - a serious problem

returnObject

public void returnObject(java.lang.Object borrowedObject)
                  throws java.lang.Exception

return an object back into the pool.

Parameters:

borrowedObject - the object to be returned

Throws:

java.lang.Exception - a serious problem

invalidateObject

public void invalidateObject(java.lang.Object borrowedObject)
                      throws java.lang.Exception

Invalidate this object

Parameters:

borrowedObject - the object that will be invalidated.

Throws:

java.lang.Exception - a serious problem

makePool

protected ObjectPool makePool()
                       throws java.lang.Exception

make a new pool

Returns:

the new object pool

Throws:

java.lang.Exception - a serious problem

borrowedObjectsCount

public int borrowedObjectsCount()

The number of objects that are currently checked out.

Returns:

the borrowed object count.

close

public void close()

Close this pool and free up resource.