#PLEASE DO NOT EDIT THIS CODE
#This code was generated using the UMPLE 1.35.0.7523.c616a4dce modeling language!
# line 9 "../OptionalOneToOptionalNTest.ump"
import os

class Student():
    #------------------------
    # MEMBER VARIABLES
    #------------------------
    #Student Attributes
    #Student Associations
    #------------------------
    # CONSTRUCTOR
    #------------------------
    def __init__(self, aNumber):
        self._mentor = None
        self._number = None
        self._number = aNumber

    #------------------------
    # INTERFACE
    #------------------------
    def setNumber(self, aNumber):
        wasSet = False
        self._number = aNumber
        wasSet = True
        return wasSet

    def getNumber(self):
        return self._number

    # Code from template association_GetOne 
    def getMentor(self):
        return self._mentor

    def hasMentor(self):
        has = not (self._mentor is None)
        return has

    # Code from template association_SetOptionalOneToOptionalN 
    def setMentor(self, aMentor):
        from Mentor import Mentor
        wasSet = False
        if not (aMentor is None) and aMentor.numberOfStudents() >= Mentor.maximumNumberOfStudents() :
            return wasSet
        existingMentor = self._mentor
        self._mentor = aMentor
        if not (existingMentor is None) and not existingMentor == aMentor :
            existingMentor.removeStudent(self)
        if not (aMentor is None) :
            aMentor.addStudent(self)
        wasSet = True
        return wasSet

    def delete(self):
        if not (self._mentor is None) :
            placeholderMentor = self._mentor
            self._mentor = None
            placeholderMentor.removeStudent(self)

    def __str__(self):
        return str(super().__str__()) + "[" + "number" + ":" + str(self.getNumber()) + "]" + str(os.linesep) + "  " + "mentor = " + ((format(id(self.getMentor()), "x")) if not (self.getMentor() is None) else "null")


#PLEASE DO NOT EDIT THIS CODE
#This code was generated using the UMPLE 1.35.0.7523.c616a4dce modeling language!
# line 3 "../OptionalOneToOptionalNTest.ump"

class Mentor():
    #------------------------
    # MEMBER VARIABLES
    #------------------------
    #Mentor Attributes
    #Mentor Associations
    #------------------------
    # CONSTRUCTOR
    #------------------------
    def __init__(self, aName):
        self._students = None
        self._name = None
        self._name = aName
        self._students = []

    #------------------------
    # INTERFACE
    #------------------------
    def setName(self, aName):
        wasSet = False
        self._name = aName
        wasSet = True
        return wasSet

    def getName(self):
        return self._name

    # Code from template association_GetMany 
    def getStudent(self, index):
        aStudent = self._students[index]
        return aStudent

    def getStudents(self):
        newStudents = tuple(self._students)
        return newStudents

    def numberOfStudents(self):
        number = len(self._students)
        return number

    def hasStudents(self):
        has = len(self._students) > 0
        return has

    def indexOfStudent(self, aStudent):
        index = (-1 if not aStudent in self._students else self._students.index(aStudent))
        return index

    # Code from template association_MinimumNumberOfMethod 
    @staticmethod
    def minimumNumberOfStudents():
        return 0

    # Code from template association_MaximumNumberOfMethod 
    @staticmethod
    def maximumNumberOfStudents():
        return 5

    # Code from template association_AddOptionalNToOptionalOne 
    def addStudent(self, aStudent):
        wasAdded = False
        if (aStudent) in self._students :
            return False
        if self.numberOfStudents() >= Mentor.maximumNumberOfStudents() :
            return wasAdded
        existingMentor = aStudent.getMentor()
        if existingMentor is None :
            aStudent.setMentor(self)
        elif not self == existingMentor :
            existingMentor.removeStudent(aStudent)
            self.addStudent(aStudent)
        else :
            self._students.append(aStudent)
        wasAdded = True
        return wasAdded

    def removeStudent(self, aStudent):
        wasRemoved = False
        if (aStudent) in self._students :
            self._students.remove(aStudent)
            aStudent.setMentor(None)
            wasRemoved = True
        return wasRemoved

    # Code from template association_AddIndexControlFunctions 
    def addStudentAt(self, aStudent, index):
        wasAdded = False
        if self.addStudent(aStudent) :
            if index < 0 :
                index = 0
            if index > self.numberOfStudents() :
                index = self.numberOfStudents() - 1
            self._students.remove(aStudent)
            self._students.insert(index, aStudent)
            wasAdded = True
        return wasAdded

    def addOrMoveStudentAt(self, aStudent, index):
        wasAdded = False
        if (aStudent) in self._students :
            if index < 0 :
                index = 0
            if index > self.numberOfStudents() :
                index = self.numberOfStudents() - 1
            self._students.remove(aStudent)
            self._students.insert(index, aStudent)
            wasAdded = True
        else :
            wasAdded = self.addStudentAt(aStudent, index)
        return wasAdded

    def delete(self):

        while not self._students.isEmpty() :
            self._students[0].setMentor(None)

    def __str__(self):
        return str(super().__str__()) + "[" + "name" + ":" + str(self.getName()) + "]"