org.problets.tutor.problemsequencer.competence
Class BaseLearnObjSelector

java.lang.Object
  org.problets.tutor.problemsequencer.competence.BaseLearnObjSelector

Direct Known Subclasses:

RandomLearnObjSelector, SequenceLearnObjSelector

public class BaseLearnObjSelector
extends java.lang.Object

Serves as the base class for learning objective selectors Helps select the next learning objective for CompetenceProblemSequencer Could select next learning objective in Sequence, or Random Also, limits the number of problems generated in sequence for a learning objective

Author:

Amruth Kumar

Field Summary

static int	ALL_OBJ_MET
static int	maxProblems
static java.lang.String	sequenceType

Constructor Summary

BaseLearnObjSelector(java.util.Vector inLearningObjectives)

Method Summary

static BaseLearnObjSelector	getLearnObjSelector(java.util.Vector inLearningObjectives) Returns an object of the appropriate subclass
int	getNextLearningObjectiveIndex() Returns the next learning objective not yet met by the student.

Methods inherited from class java.lang.Object

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

Field Detail

sequenceType

public static java.lang.String sequenceType

maxProblems

public static int maxProblems

ALL_OBJ_MET

public static final int ALL_OBJ_MET

See Also:

Constant Field Values

Constructor Detail

BaseLearnObjSelector

public BaseLearnObjSelector(java.util.Vector inLearningObjectives)

Method Detail

getLearnObjSelector

public static BaseLearnObjSelector getLearnObjSelector(java.util.Vector inLearningObjectives)

Returns an object of the appropriate subclass

getNextLearningObjectiveIndex

public int getNextLearningObjectiveIndex()

Returns the next learning objective not yet met by the student. This method is redefined by all derived classes.