CodePudding user response:

 
//thread 1 
Public void the run () {
Synchronized (SyncThreads1. Class) {//to lock the same object, rather than the thread lock the object itself, because thread 1 and thread 2 object is not visible and do not affect each other, to lock the common resource will happen influence 
X=y=0; 
System. The out. Println (x); 
} 
} 

//thread 2 
Public void the run () {
Synchronized (SyncThreads1. Class) {
X=y=1; 
System. The out. Println (x); 
} 
} 

CodePudding user response:

reference 1st floor qybao response:

 
//thread 1 
Public void the run () {
Synchronized (SyncThreads1. Class) {//to lock the same object, rather than the thread lock the object itself, because thread 1 and thread 2 object is not visible and do not affect each other, to lock the common resource will happen influence 
X=y=0; 
System. The out. Println (x); 
} 
} 

//thread 2 
Public void the run () {
Synchronized (SyncThreads1. Class) {
X=y=1; 
System. The out. Println (x); 
} 
} 

Thanks, but 10 threads how make

CodePudding user response:

Private static int x, y, I=1;


Public static void main (String [] args) {

for(; I<=10; I++) {
New Thread (new Runnable () {
@ Override
Public void the run () {
X=y=I;
System. The out. Println (y);
}

}).start();
}

}