org.problets.tutor
Class OutputTutor

java.lang.Object
  org.problets.tutor.BaseTutor
      org.problets.tutor.OutputTutor

All Implemented Interfaces:

GradeConstants

public class OutputTutor
extends BaseTutor

Tutor to grade output problems

Author:

Amruth Kumar

Field Summary

static boolean

ignoreWhiteSpace

Fields inherited from class org.problets.tutor.BaseTutor

DONT_KNOW_ANSWER

Fields inherited from interface org.problets.tutor.GradeConstants

CORRECT, GENERATED, gradeText, INCORRECT, MISSED, PARTIAL, TOTAL_STATS, UNATTEMPTED

Constructor Summary

OutputTutor(StudentModel inStudent, CodeModel inCode, LogModel inLog)

Method Summary

java.util.Vector	diagnose(java.util.Vector actualAnswer, java.util.Vector studentAnswer) Uses rule-based expert system to diagnose why a student's answer for output problems is incorrect.
boolean	gradeAnswer(AbstractLine studentAnswer) IDEALLY, Implement this to provide polymorphic behavior usable for error-flagging - Cannibalize code in sortStudentAnswer()
boolean	gradeAnswer(LineOutput inOutput, int ordinality)
static void	main(java.lang.String[] args)

Methods inherited from class org.problets.tutor.BaseTutor

generateDelayedFeedback, getActualAnswer, getGrade, getNarration, setupProblem

Methods inherited from class java.lang.Object

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

Field Detail

ignoreWhiteSpace

public static boolean ignoreWhiteSpace

Constructor Detail

OutputTutor

public OutputTutor(StudentModel inStudent,
                   CodeModel inCode,
                   LogModel inLog)

Method Detail

diagnose

public java.util.Vector diagnose(java.util.Vector actualAnswer,
                                 java.util.Vector studentAnswer)

Uses rule-based expert system to diagnose why a student's answer for output problems is incorrect. Attaches the explanation to the end of the currentGrade vector.

gradeAnswer

public boolean gradeAnswer(LineOutput inOutput,
                           int ordinality)

Parameters:

inOutput - The new LineOutput object entered by the user

ordinality - The size of the student's answers so far, also how many'th output this is Retruns true if the output is correct and false otherwise

gradeAnswer

public boolean gradeAnswer(AbstractLine studentAnswer)

IDEALLY, Implement this to provide polymorphic behavior usable for error-flagging - Cannibalize code in sortStudentAnswer()

Specified by:

gradeAnswer in class BaseTutor

main

public static void main(java.lang.String[] args)