参考 - P503
public class RunThreads implements Runnable {
public static void main (String[] args) {
RunThreads runner = new RunThreads();
Thread alpha = new Thread(runner);
Thread beta = new Thread(runner);
alpha.setName("Alpha thread");
beta.setName("Beta thread");
alpha.start();
beta.start();
}
public void run() {
for(int i =0; i < 25; i++) {
String threadName = Thread.currentThread().getName();
System.out.println(threadName + "is running");
}
}
}