Package astra.core

Class Intention

java.lang.Object

astra.core.Intention

public class Intention
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
int	age
Agent	agent
Event	event

Constructor Summary

Constructors

Constructor	Description
Intention(Agent agent, Event event, Rule rule, Map<Integer,Term> bindings)

Method Summary

Modifier and Type	Method	Description
void	addBelief(Predicate belief)
void	addEvent(Event event)
boolean	addGoal(Goal goal)
void	addGoals(Queue<Formula> queue, Goal goal)
void	addScopedBelief(String scope, Predicate belief)
boolean	addScopedGoal(String scope, Goal goal)
void	addSubGoal(Event event, Rule rule, Map<Integer,Term> bindings, RuleExecutor parent)
void	applyActionParams()
Map<Integer,Term>	bindings()
boolean	checkEvent(Event event)
void	done()	Used by DONE statement to drop the currently active g-rule (or goal if no g-rule used)
void	dropPromise(Agent.Promise promise)
void	dumpStack()
<T> T	evaluate(Term term)
boolean	execute()
RuleExecutor	executor()
void	failed(String reason)
void	failed(String reason, Throwable exception)
String	failureReason()
String	generateIntentionTree()
Module	getModule(String classname, String key)
StatementHandler	getNextStatement()
Term	getValue(Variable term)
boolean	handleEvent(Event event, Agent agent)
boolean	hasLock(String token, Intention context)
boolean	isActive()
boolean	isDone()
boolean	isFailed()
boolean	isGoalCompleted()
boolean	isProcessing()
boolean	isRecovering()
boolean	isSuspended()
void	makePromise(Agent.Promise promise)
String	name()
void	notifyDone(String message)
void	notifyDone(String message, Throwable exception)
void	printStackTrace()
Map<Integer,Term>	query(Formula formula)
List<Map<Integer,Term>>	queryAll(Formula formula)
void	releaseLock(String token, Intention context)
void	removeBelief(Predicate belief)
void	removeScopedBelief(String scope, Predicate belief)
boolean	requestLock(String token, Intention context)
void	resetActionParams()
void	resume()
boolean	reviseGoals()
boolean	rollback()
Rule	rule()
void	schedule(Task task)
boolean	startFunction(Predicate function)
boolean	stopFunction()
void	suspend()
String	toString()
boolean	trace()
void	unrequestLock(String token, Intention context)
boolean	updateVariable(Variable term, Term logic)	Moves down through the ruleexecutor stack looking for a ruleexecutor that has the variable being updated...

Methods inherited from class java.lang.Object

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

Field Details

age

public int age

agent

public Agent agent

event

public Event event

Constructor Details

Intention

public Intention(Agent agent, Event event, Rule rule, Map<Integer,Term> bindings)

Method Details

execute

public boolean execute()

getModule

public Module getModule(String classname, String key)

evaluate

public <T> T evaluate(Term term)

getValue

public Term getValue(Variable term)

addSubGoal

public void addSubGoal(Event event, Rule rule, Map<Integer,Term> bindings, RuleExecutor parent)

updateVariable

public boolean updateVariable(Variable term, Term logic)

Moves down through the ruleexecutor stack looking for a ruleexecutor that has the variable being updated...

Parameters:

term - the variable to be updated

logic - the new value to be associated with the variable

Returns:

true if it was updated, false otherwise

toString

public String toString()

Overrides:

toString in class Object

failed

public void failed(String reason)

failed

public void failed(String reason, Throwable exception)

isFailed

public boolean isFailed()

printStackTrace

public void printStackTrace()

rollback

public boolean rollback()

addBelief

public void addBelief(Predicate belief)

removeBelief

public void removeBelief(Predicate belief)

suspend

public void suspend()

isSuspended

public boolean isSuspended()

isRecovering

public boolean isRecovering()

resume

public void resume()

resetActionParams

public void resetActionParams()

applyActionParams

public void applyActionParams()

dumpStack

public void dumpStack()

generateIntentionTree

public String generateIntentionTree()

addGoal

public boolean addGoal(Goal goal)

addScopedGoal

public boolean addScopedGoal(String scope, Goal goal)

notifyDone

public void notifyDone(String message)

notifyDone

public void notifyDone(String message, Throwable exception)

schedule

public void schedule(Task task)

name

public String name()

query

public Map<Integer,Term> query(Formula formula)

queryAll

public List<Map<Integer,Term>> queryAll(Formula formula)

startFunction

public boolean startFunction(Predicate function)

stopFunction

public boolean stopFunction()

getNextStatement

public StatementHandler getNextStatement()

addEvent

public void addEvent(Event event)

hasLock

public boolean hasLock(String token, Intention context)

requestLock

public boolean requestLock(String token, Intention context)

releaseLock

public void releaseLock(String token, Intention context)

unrequestLock

public void unrequestLock(String token, Intention context)

addScopedBelief

public void addScopedBelief(String scope, Predicate belief)

removeScopedBelief

public void removeScopedBelief(String scope, Predicate belief)

failureReason

public String failureReason()

makePromise

public void makePromise(Agent.Promise promise)

dropPromise

public void dropPromise(Agent.Promise promise)

handleEvent

public boolean handleEvent(Event event, Agent agent)

rule

public Rule rule()

isGoalCompleted

public boolean isGoalCompleted()

done

public void done()

Used by DONE statement to drop the currently active g-rule (or goal if no g-rule used)

isActive

public boolean isActive()

checkEvent

public boolean checkEvent(Event event)

bindings

public Map<Integer,Term> bindings()

addGoals

public void addGoals(Queue<Formula> queue, Goal goal)

reviseGoals

public boolean reviseGoals()

executor

public RuleExecutor executor()

trace

public boolean trace()

isDone

public boolean isDone()

isProcessing

public boolean isProcessing()