jtge.engine.data
Interface IContext

All Known Implementing Classes:

AbstractContext, Context

public interface IContext

Defines a container of data.

Version:

$Revision: 1.5 $ $Date: 2005/09/14 18:50:05 $

Author:

Mathieu Champlon

Method Summary

java.lang.Object	get(java.lang.Object key) Retrieve a data based on its identifier.
void	put(java.lang.Object key, java.lang.Object data) Add a data to the context.
void	register(java.lang.Object callback) Register a callback.

Method Detail

put

public void put(java.lang.Object key,
                java.lang.Object data)

Add a data to the context.

Parameters:

key - the data unique identifier

data - the data

get

public java.lang.Object get(java.lang.Object key)

Retrieve a data based on its identifier.

Parameters:

key - the data unique identifier

Returns:

the data

register

public void register(java.lang.Object callback)

Register a callback.

Any update( Type data ) method of this object will be called when the type of its data argument is compatible with the type of a data set by calling the set() method.

Parameters:

callback - a callback