Assist and support company sponsored applications. Respond to user tickets/inquiries with appropriate level of urgency based on documented SLAs. Follow up on all questions, problems, or suggestions from users. Maintains, analyzes, troubleshoots, and repairs computer systems, hardware and computer peripherals.
import java.io.IOException; public class Application { public static void main(String[] args) throws IOException { Application application = new Application(); application.run(); } private void run() throws IOException { Machine machine = new Machine(); machine.run(); } }.
And I don't want to create instances I really don't need! A: According to the JDK API documentation for Method.invoke(Object obj, Object[] args), If the underlying method is static, then the specified obj argument is ignored. So, instead of passing in an actual object, a null may be passed; therefore, a static method can be invoked without an actual instance of the class. The following sample program tests this fact, and correctly produces the output below.