java的锁机制代码

  ThreadTest  Thread {

  threadNo;

 ThreadTest( threadNo) {

.threadNo = threadNo;

   main(String[] args)  Exception {

 ( i = ; i < ; i++) {

 ThreadTest(i).start();

);

   run() {

 ( i = ; i < ; i++) {

 + threadNo +  + i);

  ThreadTest2  Thread {

  threadNo;  String lock;

 ThreadTest2( threadNo, String lock) {

.threadNo = threadNo;

.lock = lock;   }

   main(String[] args)  Exception {

 String();

 ( i = ; i < ; i++) {

 ThreadTest2(i, lock).start();

);

  run() {

 (lock) {

 ( i = ; i < ; i++) {

 + threadNo +  + i);

   ThreadTest3  Thread {

       threadNo;

      String lock;

      ThreadTest3( threadNo) {

         .threadNo = threadNo;

     }

        main(String[] args)  Exception {


          ( i = ; i < ; i++) {

              ThreadTest3(i).start();

             Thread.sleep();

         }

     }

         abc( threadNo) {

          ( i = ; i < ; i++) {


                 System.out.println( + threadNo +  + i);           

         }

     }

       run() {

         abc(threadNo);

     }

 }

URL：http://www.bianceng.cn/Programming/Java/201608/50398.htm