jason.stdlib
Class desire

java.lang.Object
  jason.asSemantics.DefaultInternalAction
      jason.stdlib.intend
          jason.stdlib.desire

All Implemented Interfaces:

InternalAction, java.io.Serializable

public class desire
extends intend

Internal action: .desire(D).

Description: checks whether D is a desire: D is a desire either if there is an event with +!D as triggering event or it is a goal in one of the agent's intentions.

Example:

• .desire(go(1,3)): true if go(1,3) is a desire of the agent.

See Also:

intend, drop_all_desires, drop_all_events, drop_all_intentions, drop_intention, drop_desire, succeed_goal, fail_goal, current_intention, suspend, suspended, resume, Serialized Form

Constructor Summary

desire()

Method Summary

protected java.util.Iterator<Unifier>	allDesires(Circumstance C, Literal l, Unifier un)
java.lang.Object	execute(TransitionSystem ts, Unifier un, Term[] args) Executes the internal action.

Methods inherited from class jason.stdlib.intend

allIntentions, checkArguments, getMaxArgs, getMinArgs

Methods inherited from class jason.asSemantics.DefaultInternalAction

canBeUsedInContext, prepareArguments, suspendIntention

Methods inherited from class java.lang.Object

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

Constructor Detail

desire

public desire()

Method Detail

execute

public java.lang.Object execute(TransitionSystem ts,
                                Unifier un,
                                Term[] args)
                         throws java.lang.Exception

Description copied from interface: InternalAction

Executes the internal action. It should return a Boolean or an Iterator. A true boolean return means that the IA was successfully executed. An Iterator result means that there is more than one answer for this IA (e.g. see member internal action).

Specified by:

execute in interface InternalAction

Overrides:

execute in class intend

Throws:

java.lang.Exception

allDesires

protected java.util.Iterator<Unifier> allDesires(Circumstance C,
                                                 Literal l,
                                                 Unifier un)