Class ZeroHeuristic

java.lang.Object
  ZeroHeuristic

All Implemented Interfaces:

Heuristic

public class ZeroHeuristic

extends java.lang.Object

implements Heuristic

This is a trivial heuristic function that always returns zero.

Constructor Summary

ZeroHeuristic(Puzzle puzzle)
A vacuous constructor, provided in this form for consistancy with the other Heuristic implementations.

Method Summary

int	getValue(State state) Returns the value of the heuristic, which is always zero.

Methods inherited from class java.lang.Object

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

Constructor Detail

ZeroHeuristic

public ZeroHeuristic(Puzzle puzzle)

A vacuous constructor, provided in this form for consistancy with the other Heuristic implementations.

Method Detail

getValue

public int getValue(State state)

Returns the value of the heuristic, which is always zero.

Specified by:

getValue in interface Heuristic