org.apache.xml.utils

Class ObjectPool

java.lang.Object

org.apache.xml.utils.ObjectPool

All Implemented Interfaces:

Serializable

public class ObjectPool
extends Object
implements Serializable

Pool of object of a given type to pick from to help memory usage

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
ObjectPool() Constructor ObjectPool
ObjectPool(Class type) Constructor ObjectPool
ObjectPool(Class type, int size) Constructor ObjectPool
ObjectPool(String className) Constructor ObjectPool

Method Summary

Modifier and Type	Method and Description
void	freeInstance(Object obj) Add an instance of the given object to the pool
Object	getInstance() Get an instance of the given object in this pool
Object	getInstanceIfFree() Get an instance of the given object in this pool if available

Methods inherited from class java.lang.Object

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

Constructor Detail

ObjectPool

public ObjectPool(Class type)

Constructor ObjectPool

Parameters:

type - Type of objects for this pool

ObjectPool

public ObjectPool(String className)

Constructor ObjectPool

Parameters:

className - Fully qualified name of the type of objects for this pool.

ObjectPool

public ObjectPool(Class type,
                  int size)

Constructor ObjectPool

Parameters:

type - Type of objects for this pool

size - Size of vector to allocate

ObjectPool

public ObjectPool()

Constructor ObjectPool

Method Detail

getInstanceIfFree

public Object getInstanceIfFree()

Get an instance of the given object in this pool if available

Returns:

an instance of the given object if available or null

getInstance

public Object getInstance()

Get an instance of the given object in this pool

Returns:

An instance of the given object

freeInstance

public void freeInstance(Object obj)

Add an instance of the given object to the pool

Parameters:

obj - Object to add.