gov.nist.core.NamingThreadFactory Maven / Gradle / Ivy
package gov.nist.core;
import java.util.concurrent.Executors;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.atomic.AtomicInteger;
/**
* Thread factory which names threads by "pool--thread-n".
* This is a replacement for Executors.defaultThreadFactory() to be able to identify pools.
* Optionally a delegate thread factory can be given which creates the Thread
* object itself, if no delegate has been given, Executors.defaultThreadFactory is used.
* @author Alerant
*
*/
public class NamingThreadFactory implements ThreadFactory {
private ThreadFactory delegate;
private String baseName;
private AtomicInteger index;
public NamingThreadFactory(String baseName) {
this(baseName, null);
}
public NamingThreadFactory(String baseName, ThreadFactory delegate) {
this.baseName = baseName;
this.delegate = delegate;
if (this.delegate == null) {
this.delegate = Executors.defaultThreadFactory();
}
this.index = new AtomicInteger(1);
}
@Override
public Thread newThread(Runnable r) {
String name = "pool-" + baseName + "-thread-" + index.getAndIncrement();
Thread ret = delegate.newThread(r);
ret.setName(name);
return ret;
}
}