import Piece; /** A Board's stubclass to test interface Board. */ public class StubBoard implements Board { protected StubPiece[][] pieces; public StubBoard(int rownumber, int columnnumber) { this.pieces = new StubPiece[rownumber+1][columnnumber+1]; } public Piece lookupPiece() { return new StubPiece(); } public boolean isOccupied() { return (1<2); } public void putPiece() { pieces[1][1] = new StubPiece(); } public void takeoffPiece() { pieces[1][1] = null; } public void movePiece() { } public void updatePiece() { } }