Package jadex.bdi.puzzle

Class MoveComparator

java.lang.Object

jadex.bdi.puzzle.MoveComparator

All Implemented Interfaces:

Comparator<Move>

public class MoveComparator
extends Object
implements Comparator<Move>

Sort moves according to a strategy.

Field Summary

Fields

Modifier and Type	Field	Description
protected IBoard	board	The board (required for checking which piece is in a given position).
protected String	strategy	The strategy.
static final String	STRATEGY_ALTER_LONG	The strategy preferring jump moves of different colors.
static final String	STRATEGY_LONG	The strategy preferring jump moves, but ignoring colors.
static final String	STRATEGY_NONE	No strategy: try moves in order of appearance.
static final String	STRATEGY_SAME_LONG	The strategy preferring jump moves of same color.

Constructor Summary

Constructors

Constructor	Description
MoveComparator(IBoard board, String strategy)	Create a move comparator.

Method Summary

Modifier and Type	Method	Description
int	compare(Move move1, Move move2)	Compare two moves.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

equals, reversed, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Field Details

STRATEGY_NONE

public static final String STRATEGY_NONE

No strategy: try moves in order of appearance.

See Also:

• Constant Field Values

STRATEGY_LONG

public static final String STRATEGY_LONG

The strategy preferring jump moves, but ignoring colors.

See Also:

• Constant Field Values

STRATEGY_SAME_LONG

public static final String STRATEGY_SAME_LONG

The strategy preferring jump moves of same color.

See Also:

• Constant Field Values

STRATEGY_ALTER_LONG

public static final String STRATEGY_ALTER_LONG

The strategy preferring jump moves of different colors.

See Also:

• Constant Field Values

board

protected IBoard board

The board (required for checking which piece is in a given position).

strategy

protected String strategy

The strategy.

Constructor Details

MoveComparator

public MoveComparator(IBoard board,
 String strategy)

Create a move comparator.

Method Details

compare

public int compare(Move move1,
 Move move2)

Compare two moves.

Specified by:

compare in interface Comparator<Move>

Returns:

A negative number when the first move should come before the second.