metadone.client.grasyla2.value.AbstractUpdaterEngine Class Reference

Inheritance diagram for metadone.client.grasyla2.value.AbstractUpdaterEngine:

Collaboration diagram for metadone.client.grasyla2.value.AbstractUpdaterEngine:

List of all members.

Public Member Functions
	AbstractUpdaterEngine (GrasylaContext context, ConcreteObject expression, Engine parent) throws BadPreCondition
Protected Member Functions
Component<?extends Value >	evaluateComponent (BootstrapGrasyla grasyla) throws BadPreCondition
void	activate ()
boolean	abortEvaluate ()
abstract Object	updateValue (MutableValue mutator)

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Detailed Description

An abstract engine for updating values.

Attributes

none

Contents

Evaluated as MutableValue and then updated using the value produced by updateValue(MutableValue).

Result

A Value "consume" if a value has been updated.

Author:

kma

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Constructor & Destructor Documentation

metadone.client.grasyla2.value.AbstractUpdaterEngine.AbstractUpdaterEngine	(	GrasylaContext	context,
		ConcreteObject	expression,
		Engine	parent
	)		throws BadPreCondition

Initializes this engine.

Parameters:

context	The context
expression	The expression
parent	The parent or null

Exceptions:

BadPreCondition

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Member Function Documentation

boolean metadone.client.grasyla2.value.AbstractUpdaterEngine.abortEvaluate

(

)

[protected]

Tests whether the update should be aborted.

Returns:

true if the update should be aborted

Reimplemented in metadone.client.grasyla2.value.UpdaterEngine.

Referenced by metadone.client.grasyla2.value.SetEngine.evaluateComponent(), and metadone.client.grasyla2.value.AbstractUpdaterEngine.evaluateComponent().

void metadone.client.grasyla2.value.AbstractUpdaterEngine.activate

(

)

[protected]

Component<? extends Value> metadone.client.grasyla2.value.AbstractUpdaterEngine.evaluateComponent

(

BootstrapGrasyla

grasyla

)

throws BadPreCondition [protected]

Reimplemented in metadone.client.grasyla2.value.SetEngine.

References metadone.client.grasyla2.value.AbstractUpdaterEngine.abortEvaluate(), and metadone.client.grasyla2.value.AbstractUpdaterEngine.updateValue().

abstract Object metadone.client.grasyla2.value.AbstractUpdaterEngine.updateValue

(

MutableValue

mutator

)

[protected, pure virtual]

Creates a new values for the mutator.

This method does not change the value of the mutator, it just returns the value that should be set.

Parameters:

mutator

The mutator

Returns:

The new value

Implemented in metadone.client.grasyla2.value.SetEngine, metadone.client.grasyla2.value.UpdaterEngine, and metadone.client.grasyla2.value.UpdaterToggleEngine.

Referenced by metadone.client.grasyla2.value.AbstractUpdaterEngine.evaluateComponent().

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The documentation for this class was generated from the following file:

• metadone_bundle_client/src/metadone/client/grasyla2/value/AbstractUpdaterEngine.java