public class SynCode implements Runnable{
     public void run(){
         synchronized (this){
             Thread current=Thread.currentThread();//获取当前线程
             for(int i=1;i<10;i++){
                 System.out.println( "当前执行代码块的名称为" +current.getName());
                 try {
                     Thread.sleep( 1000 );
                 }catch (InterruptedException e){
                     e.printStackTrace();
                 }
             }
         }
     }
 }
 测试类//同步代码块
 public class test108 {
     public static void main(String[] args){
         SynCode synCode=new SynCode();
         Thread t0=new Thread( synCode,"歌谣" );
         Thread t1=new Thread(  synCode,"东方不败");
         Thread t2=new Thread( synCode ,"火运");
         t2.setPriority( Thread.MAX_PRIORITY );
         t2.start();
         t1.start();
         t0.start();
     }
 }