public class T {
@SneakyThrows
public static void main(String[] args) {
System.out.println("此行後加鎖 monitorenter");
synchronized (T.class){
System.out.println("hello monitor");
}
System.out.println("此行前釋放鎖 monitorexit");
}
}
反彙編位元組碼：javap -c T
執行緒爭搶鎖
