src/main/java/com/cs102/attendance/entity/Entity.java

package com.cs102.attendance.entity;

import jakarta.persistence.*;
import java.util.Objects;
import java.util.UUID;

@MappedSuperclass
public abstract class Entity {
    
    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
    private UUID id;
    
    public UUID getId() {
        return id;
    }
    
    public void setId(UUID id) {
        this.id = id;
    }
    
    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        Entity entity = (Entity) o;
        return Objects.equals(id, entity.id);
    }
    
    @Override
    public int hashCode() {
        return Objects.hash(id);
    }
}