บทความ

กำลังแสดงโพสต์จาก กรกฎาคม, 2016

ตัวอย่าง log4j init

public class Log4jInit extends HttpServlet {     private static Logger logger = Logger.getLogger(Log4jInit.class);     /**      *      */     private static final long serialVersionUID = -6217487447859906018L;     private static final String CONTENT_TYPE = "text/html";     // Initialize global variables     @Override     public void init() throws ServletException {         File f = new File( getInitParameter("log4jPropsFile"));         if (!f.canRead()) {             throw new ServletException("Init log4j Exception");         }         logger.debug("Init log4j file = " + f.toString());         String log4jProp = f.toString();         PropertyConfigurator.configureAndWatch(log4jProp);     }     // Process the HTTP Get request     @Override     public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {         response.setContentType(CONTENT_TYPE);         PrintWriter out = response.getWriter(