edu.kzoo.grid
Class Grid.BoundedGridValidityChecker

java.lang.Object
  |
  +--edu.kzoo.grid.Grid.BoundedGridValidityChecker

All Implemented Interfaces:

Grid.ValidityChecker

Enclosing class:

Grid

public static class Grid.BoundedGridValidityChecker

extends java.lang.Object

implements Grid.ValidityChecker

A BoundedGridValidityChecker implements a strategy for determining the validity of a location in a bounded grid.

Constructor Summary

Grid.BoundedGridValidityChecker(int rows, int cols)
Constructs a BoundedGridValidityChecker object.

Method Summary

boolean

isValid(Location loc) Verifies whether a location is valid.

Methods inherited from class java.lang.Object

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

Constructor Detail

Grid.BoundedGridValidityChecker

public Grid.BoundedGridValidityChecker(int rows,
                                       int cols)

Constructs a BoundedGridValidityChecker object. (Precondition: rows > 0 and cols > 0.)

Parameters:

rows - number of rows in the grid

cols - number of columns in the grid

Method Detail

isValid

public boolean isValid(Location loc)

Verifies whether a location is valid.

Specified by:

isValid in interface Grid.ValidityChecker

Parameters:

loc - location to check

Returns:

true if loc is valid; false otherwise