package concurrency;

import java.util.concurrent.*;

/**

* RUN:

* javac concurrency/EvenChecker.java

*

* OUTPUT:

*

*/

public class EvenChecker implements Runnable {

private IntGenerator generator;

private final int id;

public EvenChecker(IntGenerator g, int ident) {

generator = g;

id = ident;

}

public void run() {

while (! generator.isCanceled()) {

int val = generator.next();

if (val % 2 != 0) {

System.out.println(val + " is not even!");

generator.cancel();

}

}

}

public static void test(IntGenerator gp, int count) {

System.out.println("Please press Ctrl-C for exit...");

ExecutorService exec = Executors.newCachedThreadPool();

for (int i = 0; i < count; i++) {

exec.execute(new EvenChecker(gp, i));

}

exec.shutdown();

}

public static void test(IntGenerator gp) {

test(gp, 10);

}

}