Package jason.stdlib
Class relevant_plan
java.lang.Object
jason.asSemantics.DefaultInternalAction
jason.stdlib.relevant_plan
- All Implemented Interfaces:
InternalAction
,java.io.Serializable
public class relevant_plan extends DefaultInternalAction
Internal action: .relevant_plan
.
Description: gets relevant plans for some triggering event. This is a backtracking based version of .relevant_plans.
Parameters:
- +/- trigger (trigger): the triggering event, enclosed by { and }.
- +/- plan (plan as term): a relevant plan for the trigger.
Example:
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.relevant_plan({+!go(X,Y)},P)
: unifies P with all plans that are relevant for the triggering event+!go(X,Y)
. To find all plans the internal action .findall can be used to backtrack on all solutions:.findall(P, .relevant_plan({+!go(X,Y)},P), ListOfPlans)
. To find all plans from file source "a.asl":.findall(P, .relevant_plan({+!go(X,Y)},P]) & .plan_label(P,L[file("a.asl")), ListPlans)
- See Also:
add_plan
,plan_label
,remove_plan
,relevant_plans
, Serialized Form
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Constructor Summary
Constructors Constructor Description relevant_plan()
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Method Summary
Modifier and Type Method Description java.lang.Object
execute(TransitionSystem ts, Unifier un, Term[] args)
Executes the internal action.int
getMaxArgs()
int
getMinArgs()
Methods inherited from class jason.asSemantics.DefaultInternalAction
canBeUsedInContext, checkArguments, destroy, prepareArguments, suspendIntention
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
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Constructor Details
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relevant_plan
public relevant_plan()
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Method Details
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getMinArgs
public int getMinArgs()- Overrides:
getMinArgs
in classDefaultInternalAction
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getMaxArgs
public int getMaxArgs()- Overrides:
getMaxArgs
in classDefaultInternalAction
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execute
public java.lang.Object execute(TransitionSystem ts, Unifier un, Term[] args) throws java.lang.ExceptionDescription 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 interfaceInternalAction
- Overrides:
execute
in classDefaultInternalAction
- Throws:
java.lang.Exception
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