package com.jspservletcookbook;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import javax.servlet.*;
import javax.servlet.http.*;
public class LoggerCLServlet extends HttpServlet {
private Log log = null;
public void init(){
//System.setProperty("org.apache.commons.logging.Log","org.apache.commons.logging.impl.Log4JLogger");
log = LogFactory.getLog(LoggerCLServlet.class);
log.info("LoggerCLServlet started.");
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, java.io.IOException {
//display a DEBUG level message
log.debug("Sending a DEBUG message");
//display an INFO level message
log.info("Sending an INFO message");
//better display something
response.setContentType("text/html");
java.io.PrintWriter out = response.getWriter();
out.println("<html><head><title>Servlet logging</title></head><body>");
out.println("<h2>Hello from LoggerCLServlet: " + log.getClass().getName() + "</h2>");
out.println("Is the log info enabled? " + log.isInfoEnabled() +"<br>");
out.println("Is the log debug enabled?" + log.isDebugEnabled()+"<br>");
out.println("</body></html>");
out.close();
} //end doGet
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, java.io.IOException {
doGet(request,response);
}
}
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