com.sun.sgs.example.hack.server.level

Class BasicTile

java.lang.Object

com.sun.sgs.example.hack.server.level.BasicTile

All Implemented Interfaces:

com.sun.sgs.app.ManagedObject, Tile, Serializable

Direct Known Subclasses:

ImpassableTile, PassableTile

public abstract class BasicTile
extends Object
implements Tile

This is an abstract implementation of Tile that provides the base for PassableTile, ImpassableTile, etc. It maintains the rule that only one character and one item may be on the tile at any time.

See Also:

Serialized Form

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	BasicTile(int tileTypeId) Creates an instance of BasicTile.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	addCharacter(CharacterManager mgr) Adds the given character to this tile if possible.
boolean	addItem(Item item) Adds the given item to this tile if possible.
boolean	canOccupy(CharacterManager mgr) Checks if the there is anything currently occupying this tile that would keep the character from occupying it.
protected LevelBoard.ActionResult	charMoveTo(CharacterManager characterManager) Test to move the given character to this tile.
int	getID() Returns the identifier for this tile.
int[]	getIdStack() Returns a stack of identifiers, specifying everything on this Tile.
LevelBoard.ActionResult	getItem(CharacterManager characterManager) Tries to take an item on this tile.
boolean	removeCharacter(CharacterManager mgr) Removes the given character from this tile, if and only if this character is already on this tile.
boolean	removeItem(Item item) Removes the given item from this tile, if and only if this item is already on this tile.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.sun.sgs.example.hack.server.level.Tile

isPassable, moveTo

Constructor Detail

BasicTile

protected BasicTile(int tileTypeId)

Creates an instance of BasicTile.

Parameters:

id - the tile's identifier

Method Detail

getID

public int getID()

Returns the identifier for this tile.

Specified by:

getID in interface Tile

Returns:

the tile's identifier

getIdStack

public int[] getIdStack()

Returns a stack of identifiers, specifying everything on this Tile.

Specified by:

getIdStack in interface Tile

Returns:

the set of identifiers for the things at this space

canOccupy

public boolean canOccupy(CharacterManager mgr)

Checks if the there is anything currently occupying this tile that would keep the character from occupying it.

Specified by:

canOccupy in interface Tile

Parameters:

mgr - the manager for a character

Returns:

whether or not the character can occupy this tile

addCharacter

public boolean addCharacter(CharacterManager mgr)

Adds the given character to this tile if possible. This succeeds if there isn't currently a character on this tile.

Specified by:

addCharacter in interface Tile

Parameters:

mgrRef - the manager for a character

Returns:

whether or not the character was added successfully

removeCharacter

public boolean removeCharacter(CharacterManager mgr)

Removes the given character from this tile, if and only if this character is already on this tile.

Specified by:

removeCharacter in interface Tile

Parameters:

mgrRef - the manager for a character

Returns:

whether or not the character was removed successfully

addItem

public boolean addItem(Item item)

Adds the given item to this tile if possible. This succeeds if there isn't currently an item on this tile.

Specified by:

addItem in interface Tile

Parameters:

item - the item

Returns:

whether or not the item was added successfully

removeItem

public boolean removeItem(Item item)

Removes the given item from this tile, if and only if this item is already on this tile.

Specified by:

removeItem in interface Tile

Parameters:

item - the item

Returns:

whether or not the item was removed successfully

charMoveTo

protected LevelBoard.ActionResult charMoveTo(CharacterManager characterManager)

Test to move the given character to this tile. If a character is on this space, then the two characters interact. This does not actually move the character onto this space.

Parameters:

characterManager - the manager for a character

Returns:

the result of making the move

getItem

public LevelBoard.ActionResult getItem(CharacterManager characterManager)

Tries to take an item on this tile. Unlike moveTo, this actually will remove items from the tile if they are successfully taken.

Specified by:

getItem in interface Tile

Parameters:

characterManager - the manager for a character

Returns:

the result of getting an item