backend/buisnesslogic/src/main/java/com/plannaplan/entities/Assignment.java

package com.plannaplan.entities;

import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;

/**
 * Entity of Assignment grouping of state associated about group_id and
 * commision_id
 * 
 */

@Entity
public class Assignment {
    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
    private Long id;
    @ManyToOne
    @JoinColumn(name = "group_id")
    private Groups group;
    @ManyToOne
    @JoinColumn(name = "commision_id")
    private Commision commision;
    private boolean isPastAssignment;

    /**
     * Assignment
     * 
     * @param group            group we would like to assign
     * @param commision        commision that assignment belongs to
     * @param isPastAssignment is assignment past or no
     */
    public Assignment(Groups group, Commision commision, boolean isPastAssignment) {
        this.commision = commision;
        this.group = group;
    }

    /**
     * If it returns trues it mesans u are assigned to group accepted by algorythm
     * 
     * @return boolean isAccepted
     */
    public boolean isAccepted() {
        return this.group.getRegisteredStudents().contains(this.commision.getCommisionOwner());
    }

    /**
     * Assignment
     * 
     * @param group     group we would like to assign
     * @param commision commision that assignment belongs to
     */
    public Assignment(Groups group, Commision commision) {
        this(group, commision, false);
    }

    public Assignment() {
    }

    /**
     * Id getter
     * 
     * @return id id of assignment
     */

    public Long getId() {
        return this.id;
    }

    /**
     * getGroup
     * 
     * @return group
     */
    public Groups getGroup() {
        return this.group;
    }

    /**
     * isPastAssignment getter
     * 
     * @return isPastAssignment
     */
    public boolean isPastAssignment() {
        return isPastAssignment;
    }

    /**
     * setter isPastAssignment
     * 
     * @param isPastAssignment is assignment past or not
     */
    public void setPastAssignment(boolean isPastAssignment) {
        this.isPastAssignment = isPastAssignment;
    }
}