Package jason.stdlib

Class internal_action

java.lang.Object

jason.asSemantics.DefaultInternalAction

jason.stdlib.internal_action

All Implemented Interfaces:

InternalAction, Serializable

public class internal_action
extends DefaultInternalAction

Internal action: .internal_action.

Description: checks whether the argument is an internal actions, e.g.: ".print(a)", "kk.tt(1)".

Parameter:

• + argument (any term): the term to be checked.
  

Examples:

• .internal_action( .print ): true.

See Also:

• atom
• list
• number
• string
• structure
• ground
• Serialized Form

Constructor Summary

Constructors

Constructor	Description
internal_action()

Method Summary

Modifier and Type	Method	Description
static InternalAction	create()
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

Constructor Details

internal_action

public internal_action()

Method Details

create

public static InternalAction create()

getMinArgs

public int getMinArgs()

Overrides:

getMinArgs in class DefaultInternalAction

getMaxArgs

public int getMaxArgs()

Overrides:

getMaxArgs in class DefaultInternalAction

execute

public Object execute(TransitionSystem ts,
 Unifier un,
 Term[] args)
               throws 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 DefaultInternalAction

Throws:

Exception