org.ws4d.java.util
Class ObjectPool

java.lang.Object
  org.ws4d.java.util.ObjectPool

public class ObjectPool
extends java.lang.Object

Nested Class Summary

static interface

ObjectPool.InstanceCreator

Constructor Summary

ObjectPool(ObjectPool.InstanceCreator creator)
Creates a new pool with no limit on the maximum number of pooled objects and an initial pool size of 10.

ObjectPool(ObjectPool.InstanceCreator creator, int initialSize)
Creates a new pool with no limit on the total number of pooled objects.

ObjectPool(ObjectPool.InstanceCreator creator, int initialSize, int maxSize)
Creates a new pool with a maximum total number of pooled objects of maxSize.

Method Summary

java.lang.Object	acquire()
void	release(java.lang.Object o)

Methods inherited from class java.lang.Object

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

Constructor Detail

ObjectPool

public ObjectPool(ObjectPool.InstanceCreator creator)

Creates a new pool with no limit on the maximum number of pooled objects and an initial pool size of 10.

Parameters:

creator - the instance creator for creating new pooled objects

ObjectPool

public ObjectPool(ObjectPool.InstanceCreator creator,
                  int initialSize)

Creates a new pool with no limit on the total number of pooled objects.

Parameters:

creator - the instance creator for creating new pooled objects

initialSize - the initial pool size

ObjectPool

public ObjectPool(ObjectPool.InstanceCreator creator,
                  int initialSize,
                  int maxSize)

Creates a new pool with a maximum total number of pooled objects of maxSize. The pool will initially have a capacity of initialSize instances. New instances will be created by the specified creator.

Parameters:

creator - the instance creator for creating new pooled objects

initialSize - the initial pool size

maxSize - the maximum pool size; if -1, no limit on the pool size is imposed

Method Detail

acquire

public java.lang.Object acquire()

release

public void release(java.lang.Object o)