org.activemath.tutor
Class TutorialInteraction

java.lang.Object
  org.activemath.tutor.TutorialInteraction

public class TutorialInteraction
extends Object

Class for tutorial interactions.

Each tutorial interaction solves a single task. It has the following attributes:

• the user
• the tutorial task
• a course structure that achieves the task

Field Summary

protected OJDocument	courseStructure Course structure achieving the tutorial task
protected static int	idCounter Counter for ID generation
protected Map	initialWorldState
protected Task	task Tasks achieved by the tutorial interaction
protected String	tutorialInteractionId The identifier of the tutorial interaction
protected String	userId The user the tutorial interaction is for
protected boolean	wasInvoked True after trying to achieve a task (even in case of failure)

Constructor Summary

TutorialInteraction(String userId, Task task)
Create a new tutorial interaction.

TutorialInteraction(String userId, Task task, Map initialWorldState)

TutorialInteraction(String userId, Task task, Map initialWorldState, String sessionId, String client)

Method Summary

protected static String	generateID()
OJDocument	getCourseStructure()
static String	getDocumentString(OJDocument omdoc) print out the DOM Object as XML string
int	getProgress() Query the current progressing status.
Task	getTask()
String	getTutorialInteractionId()
String	getUserId()
void	startThread()
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

userId

protected String userId

The user the tutorial interaction is for

tutorialInteractionId

protected String tutorialInteractionId

The identifier of the tutorial interaction

courseStructure

protected OJDocument courseStructure

Course structure achieving the tutorial task

task

protected Task task

Tasks achieved by the tutorial interaction

wasInvoked

protected boolean wasInvoked

True after trying to achieve a task (even in case of failure)

idCounter

protected static int idCounter

Counter for ID generation

initialWorldState

protected Map initialWorldState

Constructor Detail

TutorialInteraction

public TutorialInteraction(String userId,
                           Task task)

Create a new tutorial interaction.

TutorialInteraction

public TutorialInteraction(String userId,
                           Task task,
                           Map initialWorldState)

TutorialInteraction

public TutorialInteraction(String userId,
                           Task task,
                           Map initialWorldState,
                           String sessionId,
                           String client)

Method Detail

generateID

protected static String generateID()

startThread

public void startThread()

getProgress

public int getProgress()

Query the current progressing status. If the thread for generation is finished, then return 100, else return 50.

Returns:

getCourseStructure

public OJDocument getCourseStructure()

Returns:

Returns the course structure that achieves the task (or null, if no course can achieve the task).

getTask

public Task getTask()

getTutorialInteractionId

public String getTutorialInteractionId()

getUserId

public String getUserId()

toString

public String toString()

Overrides:

toString in class Object

getDocumentString

public static String getDocumentString(OJDocument omdoc)

print out the DOM Object as XML string

Returns:

the XML String of the given OJDocument