/*PLEASE DO NOT EDIT THIS CODE*/
/*This code was generated using the UMPLE 1.35.0.7523.c616a4dce modeling language!*/

package example;
import java.util.*;

// line 3 "../ManyToMStarTest.ump"
public class Mentor
{

  //------------------------
  // MEMBER VARIABLES
  //------------------------

  //Mentor Attributes
  private String name;

  //Mentor Associations
  private List<Student> students;

  //------------------------
  // CONSTRUCTOR
  //------------------------

  public Mentor(String aName, Student... allStudents)
  {
    name = aName;
    students = new ArrayList<Student>();
    boolean didAddStudents = setStudents(allStudents);
    if (!didAddStudents)
    {
      throw new RuntimeException("Unable to create Mentor, must have at least 4 students. See https://manual.umple.org?RE002ViolationofAssociationMultiplicity.html");
    }
  }

  //------------------------
  // INTERFACE
  //------------------------

  public boolean setName(String aName)
  {
    boolean wasSet = false;
    name = aName;
    wasSet = true;
    return wasSet;
  }

  public String getName()
  {
    return name;
  }
  /* Code from template association_GetMany */
  public Student getStudent(int index)
  {
    Student aStudent = students.get(index);
    return aStudent;
  }

  public List<Student> getStudents()
  {
    List<Student> newStudents = Collections.unmodifiableList(students);
    return newStudents;
  }

  public int numberOfStudents()
  {
    int number = students.size();
    return number;
  }

  public boolean hasStudents()
  {
    boolean has = students.size() > 0;
    return has;
  }

  public int indexOfStudent(Student aStudent)
  {
    int index = students.indexOf(aStudent);
    return index;
  }
  /* Code from template association_IsNumberOfValidMethod */
  public boolean isNumberOfStudentsValid()
  {
    boolean isValid = numberOfStudents() >= minimumNumberOfStudents();
    return isValid;
  }
  /* Code from template association_MinimumNumberOfMethod */
  public static int minimumNumberOfStudents()
  {
    return 4;
  }
  /* Code from template association_AddManyToManyMethod */
  public boolean addStudent(Student aStudent)
  {
    boolean wasAdded = false;
    if (students.contains(aStudent)) { return false; }
    students.add(aStudent);
    if (aStudent.indexOfMentor(this) != -1)
    {
      wasAdded = true;
    }
    else
    {
      wasAdded = aStudent.addMentor(this);
      if (!wasAdded)
      {
        students.remove(aStudent);
      }
    }
    return wasAdded;
  }
  /* Code from template association_AddMStarToMany */
  public boolean removeStudent(Student aStudent)
  {
    boolean wasRemoved = false;
    if (!students.contains(aStudent))
    {
      return wasRemoved;
    }

    if (numberOfStudents() <= minimumNumberOfStudents())
    {
      return wasRemoved;
    }

    int oldIndex = students.indexOf(aStudent);
    students.remove(oldIndex);
    if (aStudent.indexOfMentor(this) == -1)
    {
      wasRemoved = true;
    }
    else
    {
      wasRemoved = aStudent.removeMentor(this);
      if (!wasRemoved)
      {
        students.add(oldIndex,aStudent);
      }
    }
    return wasRemoved;
  }
  /* Code from template association_SetMStarToMany */
  public boolean setStudents(Student... newStudents)
  {
    boolean wasSet = false;
    ArrayList<Student> verifiedStudents = new ArrayList<Student>();
    for (Student aStudent : newStudents)
    {
      if (verifiedStudents.contains(aStudent))
      {
        continue;
      }
      verifiedStudents.add(aStudent);
    }

    if (verifiedStudents.size() != newStudents.length || verifiedStudents.size() < minimumNumberOfStudents())
    {
      return wasSet;
    }

    ArrayList<Student> oldStudents = new ArrayList<Student>(students);
    students.clear();
    for (Student aNewStudent : verifiedStudents)
    {
      students.add(aNewStudent);
      if (oldStudents.contains(aNewStudent))
      {
        oldStudents.remove(aNewStudent);
      }
      else
      {
        aNewStudent.addMentor(this);
      }
    }

    for (Student anOldStudent : oldStudents)
    {
      anOldStudent.removeMentor(this);
    }
    wasSet = true;
    return wasSet;
  }
  /* Code from template association_AddIndexControlFunctions */
  public boolean addStudentAt(Student aStudent, int index)
  {  
    boolean wasAdded = false;
    if(addStudent(aStudent))
    {
      if(index < 0 ) { index = 0; }
      if(index > numberOfStudents()) { index = numberOfStudents() - 1; }
      students.remove(aStudent);
      students.add(index, aStudent);
      wasAdded = true;
    }
    return wasAdded;
  }

  public boolean addOrMoveStudentAt(Student aStudent, int index)
  {
    boolean wasAdded = false;
    if(students.contains(aStudent))
    {
      if(index < 0 ) { index = 0; }
      if(index > numberOfStudents()) { index = numberOfStudents() - 1; }
      students.remove(aStudent);
      students.add(index, aStudent);
      wasAdded = true;
    } 
    else 
    {
      wasAdded = addStudentAt(aStudent, index);
    }
    return wasAdded;
  }

  public void delete()
  {
    ArrayList<Student> copyOfStudents = new ArrayList<Student>(students);
    students.clear();
    for(Student aStudent : copyOfStudents)
    {
      aStudent.removeMentor(this);
    }
  }


  public String toString()
  {
    return super.toString() + "["+
            "name" + ":" + getName()+ "]";
  }
}
/*PLEASE DO NOT EDIT THIS CODE*/
/*This code was generated using the UMPLE 1.35.0.7523.c616a4dce modeling language!*/

package example;
import java.util.*;

// line 9 "../ManyToMStarTest.ump"
public class Student
{

  //------------------------
  // MEMBER VARIABLES
  //------------------------

  //Student Attributes
  private String number;

  //Student Associations
  private List<Mentor> mentors;

  //------------------------
  // CONSTRUCTOR
  //------------------------

  public Student(String aNumber)
  {
    number = aNumber;
    mentors = new ArrayList<Mentor>();
  }

  //------------------------
  // INTERFACE
  //------------------------

  public boolean setNumber(String aNumber)
  {
    boolean wasSet = false;
    number = aNumber;
    wasSet = true;
    return wasSet;
  }

  public String getNumber()
  {
    return number;
  }
  /* Code from template association_GetMany */
  public Mentor getMentor(int index)
  {
    Mentor aMentor = mentors.get(index);
    return aMentor;
  }

  public List<Mentor> getMentors()
  {
    List<Mentor> newMentors = Collections.unmodifiableList(mentors);
    return newMentors;
  }

  public int numberOfMentors()
  {
    int number = mentors.size();
    return number;
  }

  public boolean hasMentors()
  {
    boolean has = mentors.size() > 0;
    return has;
  }

  public int indexOfMentor(Mentor aMentor)
  {
    int index = mentors.indexOf(aMentor);
    return index;
  }
  /* Code from template association_MinimumNumberOfMethod */
  public static int minimumNumberOfMentors()
  {
    return 0;
  }
  /* Code from template association_AddManyToManyMethod */
  public boolean addMentor(Mentor aMentor)
  {
    boolean wasAdded = false;
    if (mentors.contains(aMentor)) { return false; }
    mentors.add(aMentor);
    if (aMentor.indexOfStudent(this) != -1)
    {
      wasAdded = true;
    }
    else
    {
      wasAdded = aMentor.addStudent(this);
      if (!wasAdded)
      {
        mentors.remove(aMentor);
      }
    }
    return wasAdded;
  }
  /* Code from template association_RemoveMany */
  public boolean removeMentor(Mentor aMentor)
  {
    boolean wasRemoved = false;
    if (!mentors.contains(aMentor))
    {
      return wasRemoved;
    }

    int oldIndex = mentors.indexOf(aMentor);
    mentors.remove(oldIndex);
    if (aMentor.indexOfStudent(this) == -1)
    {
      wasRemoved = true;
    }
    else
    {
      wasRemoved = aMentor.removeStudent(this);
      if (!wasRemoved)
      {
        mentors.add(oldIndex,aMentor);
      }
    }
    return wasRemoved;
  }
  /* Code from template association_AddIndexControlFunctions */
  public boolean addMentorAt(Mentor aMentor, int index)
  {  
    boolean wasAdded = false;
    if(addMentor(aMentor))
    {
      if(index < 0 ) { index = 0; }
      if(index > numberOfMentors()) { index = numberOfMentors() - 1; }
      mentors.remove(aMentor);
      mentors.add(index, aMentor);
      wasAdded = true;
    }
    return wasAdded;
  }

  public boolean addOrMoveMentorAt(Mentor aMentor, int index)
  {
    boolean wasAdded = false;
    if(mentors.contains(aMentor))
    {
      if(index < 0 ) { index = 0; }
      if(index > numberOfMentors()) { index = numberOfMentors() - 1; }
      mentors.remove(aMentor);
      mentors.add(index, aMentor);
      wasAdded = true;
    } 
    else 
    {
      wasAdded = addMentorAt(aMentor, index);
    }
    return wasAdded;
  }

  public void delete()
  {
    ArrayList<Mentor> copyOfMentors = new ArrayList<Mentor>(mentors);
    mentors.clear();
    for(Mentor aMentor : copyOfMentors)
    {
      if (aMentor.numberOfStudents() <= Mentor.minimumNumberOfStudents())
      {
        aMentor.delete();
      }
      else
      {
        aMentor.removeStudent(this);
      }
    }
  }


  public String toString()
  {
    return super.toString() + "["+
            "number" + ":" + getNumber()+ "]";
  }
}