org.jtheque.core.managers.state
Interface IStateManager

All Known Implementing Classes:

StateManager

public interface IStateManager

A state manager. It seems a manager who's responsible for the perstence of the states.

Author:

Baptiste Wicht

Method Summary

<T extends IState> T	createState(java.lang.Class<T> c) Create and return a state.
<T extends IState> T	getOrCreateState(java.lang.Class<T> c) Return the state of a certain class.
<T extends IState> T	getState(java.lang.Class<T> c) Return the state of a certain class.
void	loadStates() Load the states.
void	registerState(IState state) Register a new state.

Method Detail

registerState

void registerState(IState state)

Register a new state.

Parameters:

state - The state to register.

getState

<T extends IState> T getState(java.lang.Class<T> c)

Return the state of a certain class.

Type Parameters:

T - The state type.

Parameters:

c - The state class.

Returns:

The state.

getOrCreateState

<T extends IState> T getOrCreateState(java.lang.Class<T> c)
                                  throws StateException

Return the state of a certain class. If the state has not been yet created, it would be created.

Type Parameters:

T - The state type.

Parameters:

c - The state class.

Returns:

The state.

Throws:

StateException - If an error occurs during the state getting.

createState

<T extends IState> T createState(java.lang.Class<T> c)
                             throws StateException

Create and return a state.

Type Parameters:

T - The state type.

Parameters:

c - The state class.

Returns:

The state.

Throws:

StateException - If an error occurs during the state creation.

loadStates

void loadStates()
                throws ManagerException

Load the states.

Throws:

ManagerException - If an error occurs during the state loading.