直播软件开发，synchronized关键字
public class Test {
public static void main(String[] args) {
Count obj = new Count();//only one object
MyThread1 t1 = new MyThread1(obj);
MyThread2 t2 = new MyThread2(obj);
t1.start();
t2.start();
}
}
class MyThread2 extends Thread {
Count c;
MyThread2(Count c) {
this.c = c;
}
public void run() {
c.printTable(100);
}
}
class MyThread1 extends Thread {
Count c;
MyThread1(Count c) {
this.c = c;
}
public void run() {
c.printTable(5);
}
}
class Count {
//加和不加的打印区别
public synchronized void printTable(int n) {
for (int i = 1; i <= 5; i++) {
System.out.println(n * i);
try {
//睡眠四秒
Thread.sleep(400);
} catch (Exception e) {
System.out.println(e);
}
}
}
}
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