Java tutorial
import java.util.concurrent.Executors; import java.util.concurrent.ThreadFactory; /** * Simple implementation of a ThreadFactory that * marks all of the threads as daemon threads. */ public class DaemonThreadFactory implements ThreadFactory { private final ThreadFactory factory = Executors.defaultThreadFactory(); /** * Create a new thread for the thread pool. The create * thread will be a daemon thread. * * @param r The runnable used by the thread pool. * * @return The newly created thread. */ public Thread newThread(Runnable r) { Thread t = factory.newThread(r); if (!t.isDaemon()) { t.setDaemon(true); } return t; } }