в 17:44, 31 мая 2010

2010-05-31T17:44:26Z

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2010-05-31T15:18:08Z

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== Interrupt a thread. ==



<source lang="java">
class MyThread implements Runnable {
public void run() {
try {
Thread.sleep(30000);
for (int i = 1; i < 10; i++) {
if (Thread.interrupted()) {
System.out.println("interrupted.");
break;
}
}
} catch (Exception exc) {
System.out.println(Thread.currentThread().getName() + " interrupted.");
}
System.out.println(Thread.currentThread().getName() + " exiting.");
}
}
public class Main {
public static void main(String args[]) throws Exception {
Thread thrd = new Thread(new MyThread(), "MyThread #1");
Thread thrd2 = new Thread(new MyThread(), "MyThread #2");
thrd.start();
Thread.sleep(100);
thrd.interrupt();
thrd2.start();
Thread.sleep(400);
thrd2.interrupt();
}
}</source>



== Suspending and resuming a thread the modern way. ==



<source lang="java">
class NewThread implements Runnable {
String name;
Thread t;
boolean suspendFlag;
NewThread(String threadname) {
name = threadname;
t = new Thread(this, name);
System.out.println("New thread: " + t);
suspendFlag = false;
t.start();
}
public void run() {
try {
for (int i = 15; i > 0; i--) {
System.out.println(name + ": " + i);
Thread.sleep(200);
synchronized (this) {
while (suspendFlag) {
wait();
}
}
}
} catch (InterruptedException e) {
System.out.println(name + " interrupted.");
}
System.out.println(name + " exiting.");
}
void mysuspend() {
suspendFlag = true;
}
synchronized void myresume() {
suspendFlag = false;
notify();
}
}
class SuspendResume {
public static void main(String args[]) {
NewThread ob1 = new NewThread("One");
NewThread ob2 = new NewThread("Two");
try {
Thread.sleep(1000);
ob1.mysuspend();
System.out.println("Suspending thread One");
Thread.sleep(1000);
ob1.myresume();
System.out.println("Resuming thread One");
ob2.mysuspend();
System.out.println("Suspending thread Two");
Thread.sleep(1000);
ob2.myresume();
System.out.println("Resuming thread Two");
} catch (InterruptedException e) {
System.out.println("Main thread Interrupted");
}
try {
System.out.println("Waiting for threads to finish.");
ob1.t.join();
ob2.t.join();
} catch (InterruptedException e) {
System.out.println("Main thread Interrupted");
}
System.out.println("Main thread exiting.");
}
}</source>

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Java Tutorial/Thread/Suspend resume - История изменений

в 17:44, 31 мая 2010

Admin: 1 версия