Package jason.stdlib

Class log

java.lang.Object

jason.asSemantics.DefaultInternalAction

jason.stdlib.log

All Implemented Interfaces:

InternalAction, Serializable

@Manual(literal=".log(level,arg0[,arg1,...])",
        hint="used for logging messages",
        argsHint={"log level: severe, warning, info, fine, finer or finest (see java.util.logging)","the terms to be logged","the term to be concatenated with prior one [optional]"},
        argsType={"term","term","term"},
        examples=".log(info,\"Created artifact counter\"): prints to the log the referred message with level INFO.",
        seeAlso={"jason.stdlib.print","jason.stdlib.println"})
public class log
extends DefaultInternalAction

Internal action: .log(level, args...).

Description: used for printing messages to the log

Examples:

• .log(info,"Created artifact counter",N): prints to the log the referred message.

See Also:

• print
• Serialized Form

Constructor Summary

Constructors

Constructor	Description
log()

Method Summary

Modifier and Type	Method	Description
protected void	checkArguments(Term[] args)
static InternalAction	create()
Object	execute(TransitionSystem ts, Unifier un, Term[] args)	Executes the internal action.
protected String	getNewLine()

Methods inherited from class jason.asSemantics.DefaultInternalAction

canBeUsedInContext, destroy, getMaxArgs, getMinArgs, prepareArguments, suspendIntention

Methods inherited from class java.lang.Object

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

Constructor Details

log

public log()

Method Details

create

public static InternalAction create()

getNewLine

protected String getNewLine()

checkArguments

protected void checkArguments(Term[] args)
                       throws JasonException

Overrides:

checkArguments in class DefaultInternalAction

Throws:

JasonException

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