mauda.feedback
Class SimpleFeedback

java.lang.Object
  mauda.feedback.SimpleFeedback

All Implemented Interfaces:

ExerciseUpdateListener

Direct Known Subclasses:

DemandFeedback, ErrorFlagging, FaultFeedback, ImmediateFeedbackAndErrorCorrection, NoTutor, SolutionFeedback

public abstract class SimpleFeedback
extends java.lang.Object
implements ExerciseUpdateListener

The base-class for feedback-types. All specific feedback- types have to extend this class.

Author:

Markus Krebs

Field Summary

static FeedbackGenerator	feedbackGenerator
static int	MAX_TRIES Defines the amount of the maximal tries for incorrect operations.

Constructor Summary

SimpleFeedback(FeedbackExercise exercise)
Creates a SimpleFeedback

Method Summary

void	displayLoadingMessage() This method will be called, when a new exercise is start loading.
boolean	exerciseFinished() Returns if the exercise was finished.
void	exerciseUpdate(ExerciseUpdateEvent e) Invoked when an Event occures
Evaluator	getEvaluator() Gets the Evaluator
FeedbackGenerator	getFeedbackGenerator() Gets the FeedbackGenerator
int	getFeedbackTypeID() Returns the FeedbackTypeID
OperationQueue	getInitOperationQueue() Gets the init-operations
OperationQueue	getTodoOperationQueue() Gets the todo-operations
void	load(java.util.HashMap hm) Loads the values of this feedback with the values from the delivered HashMap-representation
java.util.HashMap	save() Converts all feedback-values in a HashMap-representation for saving-purposes
void	setEvaluator(Evaluator e) Sets the Evaluator
void	setInitOperationQueue(OperationQueue oq) Sets the init-operations
void	setTodoOperationQueue(OperationQueue oq) Sets the todo-operations
void	switchTo(SimpleFeedback newFeedback, boolean update) Switches to an other feedback-type

Methods inherited from class java.lang.Object

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

Field Detail

feedbackGenerator

public static FeedbackGenerator feedbackGenerator

MAX_TRIES

public static final int MAX_TRIES

Defines the amount of the maximal tries for incorrect operations.

See Also:

Constant Field Values

Constructor Detail

SimpleFeedback

public SimpleFeedback(FeedbackExercise exercise)

Creates a SimpleFeedback

Parameters:

exercise - FeedbackExercise

Method Detail

getFeedbackGenerator

public FeedbackGenerator getFeedbackGenerator()

Gets the FeedbackGenerator

Returns:

FeedbackGenerator

setEvaluator

public void setEvaluator(Evaluator e)

Sets the Evaluator

Parameters:

e - Evaluator (NormalEvaluator or FaultEvaluator)

See Also:

NormalEvaluator, FaultEvaluator

getEvaluator

public Evaluator getEvaluator()

Gets the Evaluator

Returns:

Evaluator

displayLoadingMessage

public void displayLoadingMessage()

This method will be called, when a new exercise is start loading.

exerciseUpdate

public void exerciseUpdate(ExerciseUpdateEvent e)

Description copied from interface: ExerciseUpdateListener

Invoked when an Event occures

Specified by:

exerciseUpdate in interface ExerciseUpdateListener

Parameters:

e - The event

setTodoOperationQueue

public void setTodoOperationQueue(OperationQueue oq)

Sets the todo-operations

Parameters:

oq - todo-operations

getTodoOperationQueue

public OperationQueue getTodoOperationQueue()

Gets the todo-operations

Returns:

todo-operations

setInitOperationQueue

public void setInitOperationQueue(OperationQueue oq)

Sets the init-operations

Parameters:

oq - init-operations

getInitOperationQueue

public OperationQueue getInitOperationQueue()

Gets the init-operations

Returns:

init-operations

exerciseFinished

public boolean exerciseFinished()

Returns if the exercise was finished.

Returns:

true, if exercise finished, false otherwise

getFeedbackTypeID

public int getFeedbackTypeID()

Returns the FeedbackTypeID

Returns:

feedback-type-ID

See Also:

FeedbackSelector

save

public java.util.HashMap save()

Converts all feedback-values in a HashMap-representation for saving-purposes

Returns:

HashMap-representation

load

public void load(java.util.HashMap hm)

Loads the values of this feedback with the values from the delivered HashMap-representation

Parameters:

hm - HashMap-representation

switchTo

public void switchTo(SimpleFeedback newFeedback,
                     boolean update)

Switches to an other feedback-type

Parameters:

newFeedback - SimpleFeedback

update - true, to generate a jump-message with delta=0 which has the effect, that all data-structures are updated, false otherwise