submarine.util
Class ObjectPool

java.lang.Object
  |
  +--submarine.util.ObjectPool

Direct Known Subclasses:

ConnectionManager

public abstract class ObjectPool

extends java.lang.Object

Field Summary

private int	initialSize
private java.util.List	list
private boolean	locked
private int	maxExtend
private int	maxSize
private java.util.List	used
private int	waitingThreadcount

Constructor Summary

ObjectPool(int initialSize, int maxSize)

ObjectPool(int initialSize, int maxSize, int maxExtend)

Method Summary

java.util.List	clean() Notify all the waiting threads and returns all the pooled objects.
abstract java.lang.Object	createNewObject()
void	destroyObject(java.lang.Object obj)
java.lang.Object	get()
protected java.util.List	getList()
void	init()
void	print(java.io.PrintWriter pout)
void	put(java.lang.Object o, boolean keep)

Methods inherited from class java.lang.Object

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

Field Detail

list

private java.util.List list

used

private java.util.List used

initialSize

private int initialSize

maxSize

private int maxSize

maxExtend

private int maxExtend

waitingThreadcount

private int waitingThreadcount

locked

private boolean locked

Constructor Detail

ObjectPool

public ObjectPool(int initialSize,
                  int maxSize)

ObjectPool

public ObjectPool(int initialSize,
                  int maxSize,
                  int maxExtend)

Method Detail

init

public void init()

getList

protected java.util.List getList()

Returns:

java.util.List

put

public void put(java.lang.Object o,
                boolean keep)

Parameters:

o -

get

public java.lang.Object get()
                     throws java.lang.Exception

Returns:

Object

Throws:

java.lang.Exception -

print

public void print(java.io.PrintWriter pout)

Parameters:

pout -

clean

public java.util.List clean()

Notify all the waiting threads and returns all the pooled objects. After the call the pool is empty

createNewObject

public abstract java.lang.Object createNewObject()
                                          throws java.lang.Exception

destroyObject

public void destroyObject(java.lang.Object obj)
                   throws java.lang.Exception