传统线程通信（子线程运行10次，主线程运行100次，如此循环50次）

/**
* 传统线程通信（子线程运行10次，主线程运行100次，如此循环50次）
* @author 谭飞
* @date 2012-02-02
*/
public class TraditionalThreadCommunication {

/**
* @param args
*/
public static void main(String[] args) {
final Business business = new Business();
/*子线程*/
new Thread(new Runnable(){
@Override
public void run() {
for(int i = 1; i <= 50; i++)
{
business.sub(i);
}
}
}).start();

/*主线程*/
for(int i = 1; i <= 50; i++)
{
business.main(i);
}
}

}

class Business {//处理线程安全归为一类，这样用的就是同一把同步锁
boolean subShouldRun = true; //当为true时子线程执行，当为false时主线程执行

public synchronized void sub(int i)
{
while(!subShouldRun)
{
try {
this.wait();//等待线程
} catch (InterruptedException e) {
e.printStackTrace();
}
}
for(int j = 1; j <= 10; j++)
{
System.out.println("sub Thread sequence of " + j + ", loop of " + i);
}
subShouldRun = false;
this.notify();//唤醒线程
}

public synchronized void main(int i)
{
while(subShouldRun)
{
try {
this.wait();
} catch (InterruptedException e) {
e.printStackTrace();
}
}
for(int j = 1; j <= 100; j++)
{
System.out.println("main Thread sequence of " + j + ", loop of " + i);
}
subShouldRun = true;
this.notify();
}
}