/*PLEASE DO NOT EDIT THIS CODE*/
/*This code was generated using the UMPLE @UMPLE_VERSION@ modeling language!*/

package example;

public class Student
{

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

  //Student Attributes
  private String number;

  //Student Associations
  private Mentor mentor;

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

  public Student(String aNumber)
  {
    number = aNumber;
  }

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

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

  public String getNumber()
  {
    return number;
  }

  public Mentor getMentor()
  {
    return mentor;
  }

  public boolean hasMentor()
  {
    boolean has = mentor != null;
    return has;
  }

  public boolean setMentor(Mentor aMentor)
  {
    boolean wasSet = false;
    if (aMentor != null && aMentor.numberOfStudents() >= Mentor.maximumNumberOfStudents())
    {
      return wasSet;
    }

    Mentor existingMentor = mentor;
    mentor = aMentor;
    if (existingMentor != null && !existingMentor.equals(aMentor))
    {
      existingMentor.removeStudent(this);
    }
    if (aMentor != null)
    {
      aMentor.addStudent(this);
    }
    wasSet = true;
    return wasSet;
  }

  public void delete()
  {
    if (mentor != null)
    {
      Mentor placeholderMentor = mentor;
      this.mentor = null;
      placeholderMentor.removeStudent(this);
    }
  }


  public String toString()
  {
    return super.toString() + "["+
            "number" + ":" + getNumber()+ "]" + System.getProperties().getProperty("line.separator") +
            "  " + "mentor = "+(getMentor()!=null?Integer.toHexString(System.identityHashCode(getMentor())):"null");
  }
}
