How to delete the log file of log4j dynamically

public class TestLogger { static { System.setProperty("file.name", "c://testbystefli.log"); } private static final Logger log = Logger.getLogger(TestLogger.class); /** * @param args */ public static void main(String[] args) { log.info("Initializing TestLogger"); System.setProperty("file.name", ""); PropertyConfigurator.configure("D://workspace//TestProject//src//log4j.properties"); log.info("Logger Removed!"); File file = new File("c://testbystefli.log"); if (file.exists()) { boolean flag = file.delete(); System.out.println(">>>>>>Delete Status:" + flag); } } }