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java.lang.Object wyvern.lib.commands.ReadCommand
This command lets you read something.
Method Summary | |
void |
addCommands(java.util.Map commands,
CommandList list)
Tells the Command to add the commands that it wants to implement into the passed data structure. |
CommandEvent |
createEvent(CommandEvent initial)
Creates a CommandEvent that encapsulates all the state necessary to perform the command. |
boolean |
execute(CommandEvent ev)
Executes the specified CommandEvent. |
static ReadCommand |
getImpl()
|
GameObject |
getNoArgTarget(TargetedEvent event)
Looks for something to read. |
boolean |
knowsCommand(java.lang.String command)
Returns true if this Command wants to handle the command. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Method Detail |
public static ReadCommand getImpl()
public void addCommands(java.util.Map commands, CommandList list)
BuiltInCommand
addCommands
in interface BuiltInCommand
commands
- a Map whose keys are commands, and whose values
are Commands that handle those commands.list
- the CommandList the Command is being added to.public boolean knowsCommand(java.lang.String command)
Command
This method exists to allow more than one game object to implement the same command verb, but with different expected arguments.
If two objects register for the same command and the same arguments, the object that was registered most recently gets to handle at the command.
knowsCommand
in interface Command
command
- the entire command string, including arguments
public CommandEvent createEvent(CommandEvent initial)
Command
This method is called by the kernel. The kernel passes the event to the pre-hook, then calls Command.execute() (below) to execute the event, and finally calls the post-hook.
createEvent
in interface Command
initial
- a "blank" CommandEvent containing only the
command text and the agent who's performing the command. This
initial event is created by the originator of the event (e.g.
the AI or player's command preprocessor).
public boolean execute(CommandEvent ev)
Command
execute
in interface Command
ev
- the CommandEvent to execute
public GameObject getNoArgTarget(TargetedEvent event)
event
- the event
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