模拟售票程序.docVIP

view source print? 01 packageticktester; 02 classTicket{ 03 privateintticketCount; 04 05 publicTicket(intticketCount){ 06 this.ticketCount = ticketCount; 07 } 08 09 publicsynchronizedvoidwithBuyTicket(intamount){ 10 intcurrentTicketAmount = ticketCount; 11 12 System.out.println(\n目前票数:+currentTicketAmount); 13 if(currentTicketAmount==0) 14 { 15 System.out.println(票已全部售出！); 16 return; 17 } 18 if(amountcurrentTicketAmount) 19 { 20 System.out.println(需售出票数: +amount+ 剩下票数为: +currentTicketAmount+ 剩余票数不足 !); 21 } 22 else 23 { 24 currentTicketAmount = currentTicketAmount-amount; 25 System.out.println(售出票数:+amount+ 剩余票数: +currentTicketAmount); 26 ticketCount = currentTicketAmount; 27 } 28 } 29 } 30 31 classBuyTicketimplementsRunnable{ 32 privateTicket t; 33 privateintamount; 34 35 publicBuyTicket(Ticket t,intamount){ 36 this.t = t; 37 this.amount = amount; 38 } 39 40 publicvoidrun(){ 41 try{ 42 Thread.sleep(((int)(Math.random()*10000))); 43 }catch(InterruptedException e) { 44 e.printStackTrace(); 45 } 46 t.withBuyTicket(amount); 47 } 48 } 49 50 publicclassTickTester { 51 52 /** 53 * @param args 54 */ 55 publicstaticvoidmain(String[] args) { 56 // TODO Auto-generated method stub 57 Ticket t =newTicket(10); 58 BuyTicket a1 =newBuyTicket(t,2); 59 BuyTicket a2 =newBuyTicket(t,2); 60 BuyTicket a3 =newBuyTicket(t,1); 61 BuyTicket a4 =newBuyTicket(t,1); 62 BuyTicket a5 =newBuyTicket(t,2); 63 BuyTicket a6 =newBuyTicket(t,3); 64 Thread tk1 =newThread(a1); 65 Thread tk2 =newThread(a2); 66 Threa