com.monad.homerun.model.state
Class StateRelation

java.lang.Object
  com.monad.homerun.model.Relation
      com.monad.homerun.model.state.StateRelation

All Implemented Interfaces:

java.io.Serializable

public class StateRelation
extends Relation

StateRelation extends Relation to describe a model state. That is, the relation holds if the specifed object model is in the specified state.

See Also:

Serialized Form

Constructor Summary

StateRelation()

StateRelation(StateRelation stateRel)

StateRelation(java.lang.String domain, java.lang.String modelName, int relation, java.lang.String stateName)

Method Summary

Relation	copy()
java.lang.String	getStateName()
java.lang.String	getValue()
boolean	holds(java.lang.String objectName, java.lang.String compObjName, Relator relator, Trace trace)
java.lang.String	toString() Returns a string representation of the relation
boolean	validate(Relator relator, Trace trace) Validates the terms of the relation with optional tracing

Methods inherited from class com.monad.homerun.model.Relation

getDomain, getModelName, getOperator, isObservable

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

StateRelation

public StateRelation()

StateRelation

public StateRelation(java.lang.String domain,
                     java.lang.String modelName,
                     int relation,
                     java.lang.String stateName)

StateRelation

public StateRelation(StateRelation stateRel)

Method Detail

copy

public Relation copy()

Specified by:

copy in class Relation

getStateName

public java.lang.String getStateName()

toString

public java.lang.String toString()

Description copied from class: Relation

Returns a string representation of the relation

Overrides:

toString in class Relation

Returns:

relation as a string

validate

public boolean validate(Relator relator,
                        Trace trace)

Description copied from class: Relation

Validates the terms of the relation with optional tracing

Specified by:

validate in class Relation

Parameters:

relator - - the entity performing the relation comparison

trace - - optional trace object

Returns:

true if relation is valid, otherwise false

holds

public boolean holds(java.lang.String objectName,
                     java.lang.String compObjName,
                     Relator relator,
                     Trace trace)
              throws NoResourceException

Specified by:

holds in class Relation

Throws:

NoResourceException

getValue

public java.lang.String getValue()

Specified by:

getValue in class Relation