: Class PlannerProblem

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edu.cmu.cs.coral.icf.plan_based.planners
Class PlannerProblem

java.lang.Object
  |
  +--edu.cmu.cs.coral.icf.plan_based.planners.PlannerProblem

public class PlannerProblem
extends java.lang.Object
implements Problem

Represents a problem for a Planner.

Since:: ICF 0.0
Version:: $Id$

Field Summary
`private PlannerGoal`	`goal` The goal to plan for.
`private PlannerState`	`initialState` The initial state of the world.
`private PlannerObjectTypeMap`	`typeToObjectMap` A mapping from object type to objects in the world.

Constructor Summary
`PlannerProblem()` Construct an empty planning problem.

Method Summary
`PlannerObjectTypeMap`	`accessTypeToObjectMap()` Accesses the map from types to objects.
`Goal`	`getGoal()` Gets the goal that needs to be achieved.
`State`	`getInitialState()` Gets the known initial state of the world.
`void`	`setGoal(PlannerGoal goal)` Sets the goal for this planning problem.
`void`	`setInitialState(PlannerState initial_state)` Sets the initial state for the planning problem.

Methods inherited from class java.lang.Object

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

Field Detail

typeToObjectMap

private PlannerObjectTypeMap typeToObjectMap

A mapping from object type to objects in the world.

Since:: ICF 0.0

initialState

private PlannerState initialState

The initial state of the world.

Since:: ICF 0.0

goal

private PlannerGoal goal

The goal to plan for.

Since:: ICF 0.0

Constructor Detail

PlannerProblem

public PlannerProblem()

Construct an empty planning problem.

Since:: ICF 0.0

Method Detail

getGoal

public Goal getGoal()

Gets the goal that needs to be achieved.

Specified by:: getGoal in interface Problem
Returns:: the goal to achieve
Since:: ICF 0.0

getInitialState

public State getInitialState()

Gets the known initial state of the world.

Specified by:: getInitialState in interface Problem
Returns:: the known state of the world or null if no state is known
Since:: ICF 0.0

accessTypeToObjectMap

public PlannerObjectTypeMap accessTypeToObjectMap()

Accesses the map from types to objects. This map may be modified directly to modify this planning problem.

Returns:: the mapping from types to objects
Since:: ICF 0.0

setInitialState

public void setInitialState(PlannerState initial_state)

Sets the initial state for the planning problem.

Parameters:: initial_state - the initial state of the planning problem
Since:: ICF 0.0

setGoal

public void setGoal(PlannerGoal goal)

Sets the goal for this planning problem.

Parameters:: goal - the goal for this planning problem
Since:: ICF 0.0