Package edu.uky.ai.planning.pg

Class Level

java.lang.Object

edu.uky.ai.planning.pg.Level

public class Level
extends Object

Represents a specific level of a PlanGraph, and contains only those nodes which exist at this level.

Author:

Stephen G. Ware

Field Summary

Fields

Modifier and Type	Field	Description
protected final PlanGraph	graph	The graph to which this level belongs
Iterable<LiteralNode>	literals	All literal nodes which exist at this level.
final int	number	The index of this level
final Level	previous	The previous level in this graph
Iterable<StepNode>	steps	All step nodes which exist at this level.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	Level(PlanGraph graph, int number)	Constructs a new level object.

Method Summary

Methods inherited from class java.lang.Object

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

Field Details

number

public final int number

The index of this level

previous

public final Level previous

The previous level in this graph

graph

protected final PlanGraph graph

The graph to which this level belongs

literals

public Iterable<LiteralNode> literals

All literal nodes which exist at this level.

steps

public Iterable<StepNode> steps

All step nodes which exist at this level.

Constructor Details

Level

protected Level(PlanGraph graph,
 int number)

Constructs a new level object.

Parameters:

graph - the graph in which this level exists

number - the level's index