static-classes – IT Nursery

This Handler class should be static or leaks might occur: IncomingHandler

May 16, 2022 by IT Nursery

I’m developing an Android 2.3.3 application with a service. I have this inside that service to communicate with Main activity: public class UDPListenerService extends Service { private static final String TAG = “UDPListenerService”; //private ThreadGroup myThreads = new ThreadGroup(“UDPListenerServiceWorker”); private UDPListenerThread myThread; /** * Handler to communicate from WorkerThread to service. */ private Handler mServiceHandler; … Read more

Static Classes In Java

April 15, 2022 by IT Nursery

Is there anything like static class in java? What is the meaning of such a class. Do all the methods of the static class need to be static too? Is it required the other way round, that if a class contains all the static methods, shall the class be static too? What are static classes … Read more

Java inner class and static nested class

April 10, 2022 by IT Nursery

What is the main difference between an inner class and a static nested class in Java? Does design / implementation play a role in choosing one of these? 2 28 From the Java Tutorial: Nested classes are divided into two categories: static and non-static. Nested classes that are declared static are simply called static nested … Read more

Static Classes In Java

April 8, 2022 by IT Nursery

Java has static nested classes but it sounds like you’re looking for a top-level static class. Java has no way of making a top-level class static but you can simulate a static class like this: Declare your class final – Prevents extension of the class since extending a static class makes no sense Make the … Read more