package org.myorg.jpatickets.bo;
   
   import java.io.Serializable;
   
   public class TicketPK implements Serializable {
       private static final long serialVersionUID = -10715122509795953L;
       private int event;
       private SeatPK seat;
       
      protected TicketPK() {}    
      public TicketPK(int event, SeatPK seat) {
          this.event = event;
          this.seat = seat;
      }
  
      public int getEventId() { return event; }
      public SeatPK getSeatId() { return seat; }
      
      
      @Override
      public int hashCode() {
          final int prime = 31;
          int result = 1;
          result = prime * result + event;
          result = prime * result + ((seat == null) ? 0 : seat.hashCode());
          return result;
      }
      
      @Override
      public boolean equals(Object obj) {
          if (this == obj) { return true; }
          if (obj == null) { return false; }        
          if (getClass() != obj.getClass()) { return false; }
          TicketPK other = (TicketPK) obj;
          
          return (event != other.event) &&
              (seat == null ? other.seat == null : seat.equals(other.seat));
      }
      
      
      @Override
      public String toString() {
          StringBuilder builder = new StringBuilder();
          builder.append("TicketPK [event=").append(event)
              .append(", seat=").append(seat).append("]");
          return builder.toString();
      }
  }