Code To Display Error Message In Jsp
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How To Display Error Message In Same Jsp Page
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How To Print Error Message In Jsp
them; it only takes a minute: Sign up How perform validation and display error message in same form in JSP? up vote 1 down vote favorite 2 How can I display an error message in the very same JSP when a user submits a wrong input? I do not intend to throw an exception and show an error page. how to show error message in jsp on same page jsp validation share|improve this question edited Jan 24 at 9:13 BalusC 682k20324712691 asked Jun 24 '11 at 7:57 Rose 6113 add a comment| 3 Answers 3 active oldest votes up vote 6 down vote Easiest would be to have placeholders for the validation error messages in your JSP. The JSP /WEB-INF/foo.jsp:
In the servlet where you submit the form to, you can use a MapNew Topic programming forums Java Java JSRs Mobile Certification Databases Caching Books Engineering Languages Frameworks Products This Site Careers
How To Display Error Message In Jsp Using Javascript
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in the same jsp page sumanta panda Ranch Hand Posts: 224 posted 7 years ago how to display error message in jsp page 1 Dear All, I have a jsp page let say login.jsp and a servlet class Login Servlet.java. My doubt is when request goes to servlet and servlet class http://stackoverflow.com/questions/6464931/how-perform-validation-and-display-error-message-in-same-form-in-jsp do all database validation.if let say login id is invalid how can i display same message in jsp.Example once submitting of userid 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 https://coderanch.com/t/414131/Servlets/java/display-error-details-jsp-page 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.println("errorType...->"+errorType); System.out.println("errorDesc...->"+errorDesc); //newpasswordVector = (Vector)out.get("4"); } //EnquiryLog.l(strUserId+"|"+strTerminal+" NewPasswordServlet: :mrgreen: B call with queryStr="+queryStr+" Result:"+newpasswordVector); } [BPSouther: Added code tags] [ December 08, 2008: Message edited by: Ben Souther ] sudipto shekhar Ranch Hand Posts: 826 I like... posted 7 years ago I think including a jsp page at the desired position using the
New Topic programming forums Java Java JSRs Mobile Certification Databases https://coderanch.com/t/477338/Servlets/java/show-Error-message-login-jsp Caching Books Engineering Languages Frameworks Products This Site Careers Other all forums Forum: Servlets To show the Error message at the login.jsp page using servlet Shivoham Pandey Greenhorn Posts: 1 posted 6 years ago Hi folks I am doing a project for which i need to error message display the error message to the same login.jsp page using servlet.Error messages should be of there types: For invalid username:invalid user name For invalid password:Invalid password For Invalid username or password:user details are not found in database I am doing these validation against MS-Access Database. I error message in have written a code which is giving only one type of error: Thats :For Invalid username or password:user details are not found in database. Please help me out.Thanks in Advance package com.Demo.Servlet_EmployeeProject; import java.io.*; import javax.servlet.*; import javax.servlet.http.*; import java.sql.*; public class LoginEmployee extends HttpServlet{ public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException,IOException{ //response.setContentType("text/html"); // PrintWriter out = response.getWriter(); System.out.println("MySQL Connect Example."); Connection conn = null; String url = "jdbc:odbc:Employee"; String driver = "sun.jdbc.odbc.JdbcOdbcDriver"; String username=request.getParameter("username"); String userpass=request.getParameter("password"); String strQuery= ""; Statement st=null; ResultSet rs=null; HttpSession session = request.getSession(false); try { Class.forName(driver).newInstance(); conn = DriverManager.getConnection(url); System.out.println(userpass); strQuery="select * from Employee"+" where uid="+username+" and password='"+userpass+"'"; System.out.println(strQuery); // PreparedStatement ps = conn.prepareStatement("select * from Employee"+" where uid='"+username+"' and password='"+userpass+"'"); // rs = ps.executeQuery(); st = conn.createStatement(); rs = st.executeQuery(strQuery); int count=0; while(rs.next()) { session.setAttribute("username",rs.getString(1)); session.setAttribute("password",rs.getString(2)); session.setAttribute("aid",rs.getString(3)); session.setAttribute("fname",rs.getString(4)); session.setAttribute("lname",rs.getString(5)); session.setAttribute("display",rs.getString(6)); session.setAttribute("desig