传统线程同步通信技术

public class TraditionalThreadCommunication {

/**
* 题目：
* 子线程循环10次，接着主线程循环100次,接着又回到子线程循环10次，
* 接着在回到主线程循环100次，如此循环50次
* 
* 先实现线程互斥然后实现线程的等待和唤醒
* @param args
*/
public static void main(String[] args) {

final ThreadUtil threadUtil = new ThreadUtil();

new Thread(new Runnable() {
@Override
public void run() {

for (int i = 0; i <= 50; i++) {
threadUtil.subThread(i);
}

}
}).start();

for (int i = 0; i <= 50; i++) {
threadUtil.mainThread(i);
}

}

}

class ThreadUtil{

boolean isWait = true;

public synchronized void subThread(int i){
if (!isWait) {
try {
this.wait();//等待
} catch (InterruptedException e) {
e.printStackTrace();
}
}
for (int j = 1; j <= 10; j++) {
System.out.println("zi"+j+"循环次数"+i);
}
isWait = false;
this.notify();//唤醒

}

public synchronized void mainThread(int i){
if (isWait) {
try {
this.wait();//等待
} catch (InterruptedException e) {
e.printStackTrace();
}
}

for (int j = 1; j <= 100; j++) {
System.out.println("main"+j+"循环次数"+i);
}
isWait = true;
this.notify();//唤醒
}

}