com.boylesoftware.cb2.util.pool
Class PooledThreadFactory

java.lang.Object
  com.boylesoftware.cb2.util.pool.PooledObjectFactoryAdapter
      com.boylesoftware.cb2.util.pool.PooledThreadFactory

All Implemented Interfaces:

PooledObjectFactory

public abstract class PooledThreadFactory

extends PooledObjectFactoryAdapter

Parent class for thread pool factories. When you are implementing a thread pool you implement a factory object extending this class and the pooled thread object extending the PooledThread class.

Version:

$Id: PooledThreadFactory.java,v 1.5 2003/08/29 13:08:53 levahim Exp $

Author:

Lev Himmelfarb

Field Summary

Fields inherited from class com.boylesoftware.cb2.util.pool.PooledObjectFactoryAdapter

pool

Constructor Summary

PooledThreadFactory(java.lang.String threadGroupName)
Constructs the pool.

Method Summary

java.lang.Object	createObject() Creates a new instance of the pooled thread class and starts a thread on it.
protected abstract PooledThread	createPooledThread() User-defined method that creates a new instance of the pooled thread object.
void	destroyObject(java.lang.Object o) Kills a thread.

Methods inherited from class com.boylesoftware.cb2.util.pool.PooledObjectFactoryAdapter

resetObject, setPool

Methods inherited from class java.lang.Object

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

Constructor Detail

PooledThreadFactory

public PooledThreadFactory(java.lang.String threadGroupName)

Constructs the pool. It must be called from your pool implementation's constructor.

Parameters:

threadGroupName - name of the thread group all threads in this pool will belong.

Method Detail

createObject

public final java.lang.Object createObject()

Creates a new instance of the pooled thread class and starts a thread on it.

Returns:

the new thread object instance.

createPooledThread

protected abstract PooledThread createPooledThread()

User-defined method that creates a new instance of the pooled thread object. The imlpementation should not start the thread, just create an instance of the class.

Returns:

the new pooled thread instance.

destroyObject

public void destroyObject(java.lang.Object o)

Kills a thread.

Specified by:

destroyObject in interface PooledObjectFactory

Overrides:

destroyObject in class PooledObjectFactoryAdapter

Parameters:

o - the thread to kill, should be instance of PooledThread or derived.