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40 lines (37 loc) · 792 Bytes
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package chapter11;
/**
* p247 继承Thread类 创建多线程
* @author marsamoeba
*
*/
class NewThread2 extends Thread {
NewThread2() {
super("Demo Thread");
System.out.println("Child thread: " + this);
start();
}
public void run() {
try {
for (int i = 5; i > 0; i--) {
System.out.println("Child Thread: " + i);
Thread.sleep(500);
}
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
class ExtendThread {
public static void main(String[] args) {
new NewThread2();
try {
for (int i = 5; i > 0; i--) {
System.out.println("Main Thread: " + i);
Thread.sleep(1000);
}
} catch (InterruptedException e) {
System.out.println("Main thread interrupted.");
}
System.out.println("Main thread exiting.");
}
}