Package adams.flow.core

Class FlowContextUtils

java.lang.Object

adams.flow.core.FlowContextUtils

public class FlowContextUtils
extends Object

Helper class for flow contexts.

Author:

fracpete (fracpete at waikato dot ac dot nz)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	FlowContextUtils.LocatorObserver	Observer for locating any FlowContextHandler instances.
static class	FlowContextUtils.UpdateObserver	Observer that updates the context.

Constructor Summary

Constructors

Constructor	Description
FlowContextUtils()

Method Summary

Modifier and Type	Method	Description
static boolean	isHandler(Object obj)	Returns whether the object or one of the object's children is a FlowContextHandler.
static int	update(Object obj, Actor context)	Updates the flow context recursively in the object and its children.

Methods inherited from class java.lang.Object

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

Constructor Detail

FlowContextUtils

public FlowContextUtils()

Method Detail

update

public static int update(Object obj,
                         Actor context)

Updates the flow context recursively in the object and its children.

Parameters:

obj - the object to update

context - the context to set

Returns:

the number of contexts updated

isHandler

public static boolean isHandler(Object obj)

Returns whether the object or one of the object's children is a FlowContextHandler.

Parameters:

obj - the object to check

Returns:

true if a handler