de.adom.jade.ui.commands
Class Command

java.lang.Object
  de.adom.jade.ui.commands.Command

Direct Known Subclasses:

RepeatingCommand

public abstract class Command

extends java.lang.Object

The list of commands for the game. Some triv

Field Summary

static Command	E The "move east" command.
static Command	ENTER_LOCATION Enters a location on the map.
static Command	N The "move north" command.
static Command	NE The "move north east" command.
static Command	NW The "move north west" command.
static Command	S The "move south" command.
static Command	SE The "move south east" command.
static Command	SW The "move south west" command.
static Command	W The "move west" command.
static Command	WAIT The "wait" command.
static RepeatingCommand	WALK_E The "walk east" command.
static RepeatingCommand	WALK_N The "walk north" command.
static RepeatingCommand	WALK_NE The "walk north east" command.
static RepeatingCommand	WALK_NW The "walk north west" command.
static RepeatingCommand	WALK_S The "walk south" command.
static RepeatingCommand	WALK_SE The "walk south east" command.
static RepeatingCommand	WALK_SW The "walk south west" command.
static RepeatingCommand	WALK_W The "walk west" command.
static RepeatingCommand	WALK_WAIT The "walk wait" command.

Constructor Summary

protected

Command(java.lang.String name) Creates a new command object with a given logical name.

Method Summary

boolean	execute(Being being) Executes the command on a being.
protected abstract boolean	executeImpl(Being being) Executes the command on a being.
static Command	getCommand(java.lang.String name) Returns the command object for a given logical name.
java.lang.String	toString() Returns the string representation of a given command.

Methods inherited from class java.lang.Object

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

Field Detail

WAIT

public static final Command WAIT

The "wait" command. Causes the being to wait for one turn without doing anything.

N

public static final Command N

The "move north" command. Causes the being to move one step to the north.

NE

public static final Command NE

The "move north east" command. Causes the being to move one step to the north east.

E

public static final Command E

The "move east" command. Causes the being to move one step to the east.

SE

public static final Command SE

The "move south east" command. Causes the being to move one step to the south east.

S

public static final Command S

The "move south" command. Causes the being to move one step to the south.

SW

public static final Command SW

The "move south west" command. Causes the being to move one step to the south west.

W

public static final Command W

The "move west" command. Causes the being to move one step to the west.

NW

public static final Command NW

The "move north west" command. Causes the being to move one step to the north.

WALK_WAIT

public static final RepeatingCommand WALK_WAIT

The "walk wait" command. Causes the being to wait for one turn without doing anything.

WALK_N

public static final RepeatingCommand WALK_N

The "walk north" command. Causes the being to move one step to the north.

WALK_NE

public static final RepeatingCommand WALK_NE

The "walk north east" command. Causes the being to move one step to the north east.

WALK_E

public static final RepeatingCommand WALK_E

The "walk east" command. Causes the being to move one step to the east.

WALK_SE

public static final RepeatingCommand WALK_SE

The "walk south east" command. Causes the being to move one step to the south east.

WALK_S

public static final RepeatingCommand WALK_S

The "walk south" command. Causes the being to move one step to the south.

WALK_SW

public static final RepeatingCommand WALK_SW

The "walk south west" command. Causes the being to move one step to the south west.

WALK_W

public static final RepeatingCommand WALK_W

The "walk west" command. Causes the being to move one step to the west.

WALK_NW

public static final RepeatingCommand WALK_NW

The "walk north west" command. Causes the being to move one step to the north.

ENTER_LOCATION

public static final Command ENTER_LOCATION

Enters a location on the map.

Constructor Detail

Command

protected Command(java.lang.String name)

Creates a new command object with a given logical name.

Parameters:

name - the logical name for this command token

Method Detail

execute

public final boolean execute(Being being)

Executes the command on a being.

Parameters:

being - the being who will execute the command

Returns:

a value indicating whether the action is to be counted as a valid move

executeImpl

protected abstract boolean executeImpl(Being being)

Executes the command on a being.

Parameters:

being - the being who will execute the command

Returns:

a value indicating whether the action is to be counted as a valid move

toString

public java.lang.String toString()

Returns the string representation of a given command.

Overrides:

toString in class java.lang.Object

Returns:

the string representation of a given command

getCommand

public static Command getCommand(java.lang.String name)

Returns the command object for a given logical name.

Parameters:

name - the logical name of the command object

Returns:

the command object referenced by the logical name or null if no such object exists