35 lines
824 B
Java
35 lines
824 B
Java
// threads/ThreadSize.java
|
|
// (c)2016 MindView LLC: see Copyright.txt
|
|
// We make no guarantees that this code is fit for any purpose.
|
|
// Visit http://OnJava8.com for more book information.
|
|
// {ValidateByHand}
|
|
import java.util.concurrent.*;
|
|
|
|
public class ThreadSize {
|
|
static class Dummy extends Thread {
|
|
@Override
|
|
public void run() {
|
|
try {
|
|
Thread.sleep(1000);
|
|
} catch(Exception e) {
|
|
throw new RuntimeException(e);
|
|
}
|
|
}
|
|
}
|
|
public static void main(String[] args) {
|
|
ExecutorService exec =
|
|
Executors.newCachedThreadPool();
|
|
int count = 0;
|
|
try {
|
|
while(true) {
|
|
exec.execute(new Dummy());
|
|
count++;
|
|
}
|
|
} catch(Error e) {
|
|
System.out.println(
|
|
e.getClass().getSimpleName() + ": " + count);
|
|
System.exit(0);
|
|
}
|
|
}
|
|
}
|