[修改]锁座问题

src/main/java/com/example/cinema/blImpl/sales/TicketServiceImpl.java

@@ -43,7 +43,7 @@ public class TicketServiceImpl implements TicketService {
     public ResponseVO getBySchedule(int scheduleId) {
         try {
             List<Ticket> tickets = ticketMapper.selectTicketsBySchedule(scheduleId);
-            ScheduleItem schedule=scheduleService.getScheduleItemById(tickets.get(0).getScheduleId());
+            ScheduleItem schedule=scheduleService.getScheduleItemById(scheduleId);
             Hall hall=hallService.getHallById(schedule.getHallId());
             int[][] seats=new int[hall.getRow()][hall.getColumn()];
             tickets.stream().forEach(ticket -> {