Package adams.flow.core

Class FlowContextUtils.UpdateObserver

java.lang.Object

adams.flow.core.FlowContextUtils.UpdateObserver

All Implemented Interfaces:

PropertyTraversal.Observer

Enclosing class:

FlowContextUtils

public static class FlowContextUtils.UpdateObserver
extends Object
implements PropertyTraversal.Observer

Observer that updates the context.

Field Summary

Fields

Modifier and Type	Field	Description
protected Actor	m_Context	the context to set.
protected int	m_Updates	the number of flow contexts that were updated.

Constructor Summary

Constructors

Constructor	Description
UpdateObserver(Actor context)	Initializes the observer.

Method Summary

Modifier and Type	Method	Description
int	getUpdates()	Returns the number of updates.
boolean	observe(PropertyPath.Path path, PropertyDescriptor desc, Object parent, Object child)	Presents the current path, descriptor and object to the observer.

Methods inherited from class java.lang.Object

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

Field Detail

m_Context

protected Actor m_Context

the context to set.

m_Updates

protected int m_Updates

the number of flow contexts that were updated.

Constructor Detail

UpdateObserver

public UpdateObserver(Actor context)

Initializes the observer.

Parameters:

context - the context to set

Method Detail

observe

public boolean observe(PropertyPath.Path path,
                       PropertyDescriptor desc,
                       Object parent,
                       Object child)

Presents the current path, descriptor and object to the observer.

Specified by:

observe in interface PropertyTraversal.Observer

Parameters:

path - the path

desc - the property descriptor

parent - the parent object

child - the child object

Returns:

true if to continue observing

getUpdates

public int getUpdates()

Returns the number of updates.

Returns:

the updates