com.aragost.araspect.evaluators
Class GenericMapEvaluator

java.lang.Object
  |
  +--com.aragost.araspect.evaluators.Evaluator
        |
        +--com.aragost.araspect.evaluators.MapEvaluator
              |
              +--com.aragost.araspect.evaluators.GenericMapEvaluator

Direct Known Subclasses:

ServletObjectEvaluator

public abstract class GenericMapEvaluator

extends MapEvaluator

Constructor Summary

protected

GenericMapEvaluator(java.lang.String id, java.lang.String getterName)

Method Summary

PathElement	createPathElement(java.lang.String key) DOCUMENT ME!
java.lang.Object	eval(java.lang.Object arg, PathElement elm) Evaluate a PathElement for the specified Object.
protected abstract java.util.Map	getMap(java.lang.Object object) Override to obtain a Map from the passed in object.
java.lang.String	id() Return a unique id for the receiver.
java.lang.String	prettyPrint(PathElement elm) DOCUMENT ME!

Methods inherited from class com.aragost.araspect.evaluators.MapEvaluator

createPathElement, entrySetIterator, getEntryAtIndex

Methods inherited from class com.aragost.araspect.evaluators.Evaluator

get, getRegisteredEvaluators, register, register

Methods inherited from class java.lang.Object

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

Constructor Detail

GenericMapEvaluator

protected GenericMapEvaluator(java.lang.String id,
                              java.lang.String getterName)

Method Detail

id

public java.lang.String id()

Description copied from class: Evaluator

Return a unique id for the receiver. Only one Evaluator should return the same id.

Overrides:

id in class MapEvaluator

See Also:

Evaluator.id()

eval

public java.lang.Object eval(java.lang.Object arg,
                             PathElement elm)
                      throws EvaluationException

Description copied from class: Evaluator

Evaluate a PathElement for the specified Object. The receiver is assumed to be the Evaluator specified by the evaluatorId() of the PathElement.

Overrides:

eval in class MapEvaluator

EvaluationException

See Also:

Evaluator.eval(Object, PathElement)

createPathElement

public PathElement createPathElement(java.lang.String key)

DOCUMENT ME!

Parameters:

key - DOCUMENT ME!

Returns:

DOCUMENT ME!

prettyPrint

public java.lang.String prettyPrint(PathElement elm)

Description copied from class: MapEvaluator

DOCUMENT ME!

Overrides:

prettyPrint in class MapEvaluator

Parameters:

elm - DOCUMENT ME!

Returns:

DOCUMENT ME!

See Also:

Evaluator.prettyPrint(PathElement)

getMap

protected abstract java.util.Map getMap(java.lang.Object object)

Override to obtain a Map from the passed in object.

Parameters:

object - DOCUMENT ME!

Returns:

DOCUMENT ME!