metadone.client.grasyla2.ref.UpdaterSelfEngine Class Reference

Inheritance diagram for metadone.client.grasyla2.ref.UpdaterSelfEngine:

Collaboration diagram for metadone.client.grasyla2.ref.UpdaterSelfEngine:

List of all members.

Public Member Functions
	UpdaterSelfEngine (GrasylaContext context, ConcreteObject expression, Engine parent) throws BadPreCondition
Protected Member Functions
ConcreteProperty<?>	getSelf () throws BadPreCondition
Component<?extends MutableValue >	evaluateComponent (BootstrapGrasyla grasyla) throws BadPreCondition
void	activate ()
Private Attributes
final MutableValue	value

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Detailed Description

Creates an MutableValue for a self.

Source

The expression denotes an reference of type RefType#SELF. Otherwise the engine is skipped. Moreover, the object must be a ConcreteProperty.

Attributes

none

Contents

none

Result

A MutableValue.

Notes

Skipped if the current object is not a property.

Author:

kma

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Constructor & Destructor Documentation

metadone.client.grasyla2.ref.UpdaterSelfEngine.UpdaterSelfEngine	(	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

References metadone.client.grasyla2.ref.UpdaterSelfEngine.getSelf(), metadone.client.grasyla2.ref.RefSpecEngine.isSelf(), and metadone.client.grasyla2.GrasylaEngineFactory.SKIP.

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Member Function Documentation

void metadone.client.grasyla2.ref.UpdaterSelfEngine.activate

(

)

[protected]

References metadone.client.grasyla2.ref.RefObjectEngine.registerSubscriber().

Component<? extends MutableValue> metadone.client.grasyla2.ref.UpdaterSelfEngine.evaluateComponent

(

BootstrapGrasyla

grasyla

)

throws BadPreCondition [protected]

ConcreteProperty<?> metadone.client.grasyla2.ref.UpdaterSelfEngine.getSelf

(

)

throws BadPreCondition [protected]

Gets the concerned object.

Returns:

The concrete property

Exceptions:

BadPreCondition

Referenced by metadone.client.grasyla2.ref.UpdaterSelfEngine.UpdaterSelfEngine().

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Member Data Documentation

final MutableValue metadone.client.grasyla2.ref.UpdaterSelfEngine.value [private]

Initial value:

 new MutableValue() {
        @SuppressWarnings("unchecked")
        @Override
        public boolean setValue(Object value) throws BadPreCondition {
            ConcreteProperty cp = getSelf();
            value = ClassUtil.convert(cp.getType(), value);
            if (value == null)
                return false;
            cp.setValue(value);
            return true;
        }

        @Override
        public Object getValue() {
            try {
                return getSelf().getValue();
            } catch (BadPreCondition e) {
                logger.error("Failed to get 'self' value", e);
                return null;
            }
        }
    }

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

• metadone_bundle_client/src/metadone/client/grasyla2/ref/UpdaterSelfEngine.java