File size: 1,279 Bytes
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class ThreadDemo extends Thread {
private Thread t;
private String threadName;
ThreadDemo(String name) {
threadName = name;
System.out.println("Creating " + threadName);
}
@Override
public void run() {
System.out.println("Running " + threadName);
try {
for (int i = 4; i > 0; i--) {
System.out.println("Thread: " + threadName + ", " + i);
// Let the thread sleep for a while.
Thread.sleep(50);
}
} catch (InterruptedException e) {
System.out.println("Thread " + threadName + " interrupted.");
// Restore interrupted state...
Thread.currentThread().interrupt();
}
System.out.println("Thread " + threadName + " exiting.");
}
@Override
public synchronized void start() {
System.out.println("Starting " + threadName);
if (t == null) {
t = new Thread(this, threadName);
t.start();
}
}
}
public class MultithreadingByExtending {
public static void main(String[] args) {
ThreadDemo t1 = new ThreadDemo("Thread-1");
t1.start();
ThreadDemo t2 = new ThreadDemo("Thread-2");
t2.start();
}
} |