How To Display The Error Message In Jsp
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How To Display Message In Jsp Page
Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up displaying error message in login page after login failure how to display alert message in jsp page? up vote 1 down vote favorite 2 here is some part of code from login.jsp login.jsp
Login
<%=request.getAttribute("errorMessage") %>
in the servlet code if the user does't exist i'm using requestdispatcher with error msg servlet if(res.next()) { if ((thisname.equals(res.getString("username"))) && (thispwd.equals(res.getString("password")))) { session.setAttribute("username", request.getParameter("username")); response.sendRedirect("login-success.html"); } else{ session.invalidate(); request.setAttribute("errorMessage", "Invalid user or password"); RequestDispatcher rd = request.getRequestDispatcher("/login.jsp"); rd.forward(request, response); } but thing is<%=request.getAttribute("errorMessage") %>
runs whenever login jsp is opened which returns null on the page when there is no failure.only when the failure occurs it displays "invalid user or password" .so i want to check if requesThis Site Careers Other all forums
How To Display Error Message In Login Page Using Jsp
Forum: Servlets How i will display error how to display error message in same jsp page using struts details in the same jsp page sumanta panda Ranch Hand Posts: how to display error message in jsp using jquery 224 posted 7 years ago 1 Dear All, I have a jsp page let say login.jsp and a http://stackoverflow.com/questions/21903765/displaying-error-message-in-login-page-after-login-failure servlet class Login Servlet.java. My doubt is when request goes to servlet and servlet class do all database validation.if let say login id is invalid how can i display same message in jsp.Example once submitting of userid https://coderanch.com/t/414131/Servlets/java/display-error-details-jsp-page and password if user is wrong then it will in same jsp page "Invalid User id". Could you please guide me how i will write the code in servlet as well as jsp page. My servlet class is try { requesttype=request.getParameter("rPass"); userid=request.getParameter("txtUserId"); dateofbirth=request.getParameter("DateofBirth"); emailid=request.getParameter("txtMail"); bankaccno=request.getParameter("txtBankAcc"); HashMap values = new HashMap(); String procString="PR_ITS_CUSTOMER_AUTH (?,?,?,?)"; values.put("1",userid); values.put("2",dateofbirth); values.put("3","Types.VARCHAR"); values.put("4","Types.VARCHAR"); //EnquiryLog.l(strUserId+"|"+strTerminal+" NewPasswordServlet :: Values="+values); System.out.println(userid+"|"+dateofbirth+"NewPasswordServlet :: Values="+values); HashMap out = new HashMap(); validLogindata = false; strRespLogin ="You have entered wrong existing login password."; //if(ConnectionPool.interactiveConnectionPool!=null) dbCon = new OracleDbConnector(ConnectionPool.interactiveConnectionPool); if(dbCon!=null) { //dbCon = new OracleDbConnector(ConnectionPool.interactiveConnectionPool); out = dbCon.CallStatementForProc(procString,values); System.out.println("procString---->"+procString); System.out.println("dbCon...->"+dbCon); System.out.println("out---->"+out); if(out!=null) { //queryStr = (String) out.get("3"); errorType = out.get("3").toString(); errorDesc = out.get("4").toString(); System.out
This Site Careers Other all forums Forum: Struts how to display error messages in https://coderanch.com/t/58282/Struts/display-error-messages-jsp jsp sanjeev katthi Greenhorn Posts: 19 posted 8 years ago hai,I have a webapplication,using servlets and jsp's.In login page, i have to show validation error messages,like in struts.how can i do this? Is it possible using struts provided html taglibrary?or is there any how to other taglibraries to achieve this functionality.Please help me. Thanks in advance. Bear Bibeault Author and ninkuma Marshal Posts: 65271 95 I like... posted 8 years ago Please be sure to post Struts questions in the Struts forum. I've moved this there for you. [Asking how to display smart questions] [About Bear] [Books by Bear] Niklas Rosencrantz Ranch Hand Posts: 49 posted 8 years ago The standard way to do it is with struts html:errors like this: <%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %>