Package fr.uga.pddl4j.problem.operator

Class Action

java.lang.Object

fr.uga.pddl4j.problem.operator.AbstractInstantiatedOperator

fr.uga.pddl4j.problem.operator.AbstractOperator

fr.uga.pddl4j.problem.operator.Action

All Implemented Interfaces:

Operator, Serializable

public class Action
extends AbstractOperator

This class implements a compact representation for action of the planning problem.

Revisions:

• 21.10.2020: change the duration attribute to encode temporal problem.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
Action(Action other)	Creates a new action from an other.
Action(String name, int arity)	Creates a new action.
Action(String name, int arity, Condition precondition, Effect effect)	Creates a new action.

Method Summary

Modifier and Type	Method	Description
void	addConditionalEffect(ConditionalEffect effect)	Adds a conditional effect to the action.
List<ConditionalEffect>	getConditionalEffects()	Returns the effects of the action.
NumericVariable	getCost()	Returns the cost of the action.
NumericVariable	getDuration()	Returns the duration of the action.
List<NumericConstraint>	getDurationConstraints()	Returns the duration of the action.
Effect	getUnconditionalEffect()	Returns the unconditional effect of the action.
boolean	isApplicable(State state)	Returns true if this action is applicable in a specified state.
boolean	isDurative()	Returns if this action is durative.
void	setConditionalEffects(List<ConditionalEffect> effects)	Returns the conditional effects to the action.
void	setCost(NumericVariable cost)	Sets the cost of the action.
void	setDuration(NumericVariable duration)	Sets the duration of the action.
void	setDurationConstraints(List<NumericConstraint> constraints)	Sets the duration of the action.

Methods inherited from class fr.uga.pddl4j.problem.operator.AbstractOperator

getPrecondition, setPrecondition

Methods inherited from class fr.uga.pddl4j.problem.operator.AbstractInstantiatedOperator

arity, equals, getInstantiations, getName, getParameters, getTypeOfParameters, getValueOfParameter, hashCode, isAlreadyInstantiatedWith, isDummy, setDummy, setName, setTypeOfParameter, setValueOfParameter

Methods inherited from class java.lang.Object

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

Constructor Details

Action

public Action(Action other)

Creates a new action from an other. This constructor is the copy constructor.

Parameters:

other - the other action.

Action

public Action(String name,
 int arity)

Creates a new action.

Parameters:

name - the name of the action.

arity - the arity of the action.

Action

public Action(String name,
 int arity,
 Condition precondition,
 Effect effect)

Creates a new action.

Parameters:

name - the name of the action.

arity - the arity of the action.

precondition - the precondition of the action.

effect - the effects of the action.

Method Details

getConditionalEffects

public final List<ConditionalEffect> getConditionalEffects()

Returns the effects of the action.

Returns:

the effects of the action.

setConditionalEffects

public final void setConditionalEffects(List<ConditionalEffect> effects)

Returns the conditional effects to the action.

Parameters:

effects - the conditional effects of the action.

addConditionalEffect

public final void addConditionalEffect(ConditionalEffect effect)

Adds a conditional effect to the action.

Parameters:

effect - the conditional effect to addValue.

isApplicable

public boolean isApplicable(State state)

Returns true if this action is applicable in a specified state.

Parameters:

state - the state.

Returns:

true if this action is applicable in a specified state; false otherwise.

getUnconditionalEffect

public final Effect getUnconditionalEffect()

Returns the unconditional effect of the action.

Returns:

the unconditional effect of the action.

isDurative

public final boolean isDurative()

Returns if this action is durative.

Returns:

true if this action is durative or false otherwise.

getDurationConstraints

public final List<NumericConstraint> getDurationConstraints()

Returns the duration of the action.

Returns:

the duration of the action.

setDurationConstraints

public final void setDurationConstraints(List<NumericConstraint> constraints)

Sets the duration of the action.

Parameters:

constraints - the duration to set.

getCost

public final NumericVariable getCost()

Returns the cost of the action.

Returns:

the cost of the action.

setCost

public final void setCost(NumericVariable cost)

Sets the cost of the action.

Parameters:

cost - the cost to set.

getDuration

public final NumericVariable getDuration()

Returns the duration of the action.

Returns:

the duration of the action.

setDuration

public final void setDuration(NumericVariable duration)

Sets the duration of the action.

Parameters:

duration - the duration to set.