jfun.yan.lifecycle
Class LifecycleManager

java.lang.Object
  jfun.yan.lifecycle.LifecycleManager

Direct Known Subclasses:

DefaultLifecycleManager

public class LifecycleManager
extends java.lang.Object

This class manages life-cycle for component objects.

Zephyr Business Solution

Author:

Michelle Lei

Constructor Summary

LifecycleManager()

Method Summary

void	addLiveObject(LiveObject lo) Add a LiveObject into the lifecycle manager.
void	fifo(java.lang.Object key, java.lang.Object[] args, ExceptionHandler handler) Invoke a certain phase for all managed instances in the creation order.
void	filo(java.lang.Object key, java.lang.Object[] args, ExceptionHandler handler) Invoke a certain phase for all managed instances in the reverse order of creation.
java.util.Set	getManagedInstances() To get the managed LiveObject instances.
Component	withLifecycle(Component c, Life life) To create a Component object that enables life-cycle support.

Methods inherited from class java.lang.Object

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

Constructor Detail

LifecycleManager

public LifecycleManager()

Method Detail

addLiveObject

public void addLiveObject(LiveObject lo)

Add a LiveObject into the lifecycle manager.

Parameters:

lo - the LifeObject instance.

withLifecycle

public Component withLifecycle(Component c,
                               Life life)

To create a Component object that enables life-cycle support.

Parameters:

c - the Component to enable life-cycle support.

life - the Life object.

Returns:

a new Component object that supports life-cycle.

getManagedInstances

public java.util.Set getManagedInstances()

To get the managed LiveObject instances.

fifo

public void fifo(java.lang.Object key,
                 java.lang.Object[] args,
                 ExceptionHandler handler)
          throws java.lang.Throwable

Invoke a certain phase for all managed instances in the creation order.

Parameters:

key - the key of the phase.

args - the arguments passed to the phase procedure.

handler - the exception handler.

Throws:

java.lang.Throwable - when any error happens.

filo

public void filo(java.lang.Object key,
                 java.lang.Object[] args,
                 ExceptionHandler handler)
          throws java.lang.Throwable

Invoke a certain phase for all managed instances in the reverse order of creation.

Parameters:

key - the key of the phase.

args - the arguments passed to the phase procedure.

handler - the exception handler.

Throws:

java.lang.Throwable - when any error happens.