Validation « Validation « JSP-Servlet Q&A

1. Validating URI, below redirect. Web App : Servlets Java

I have URL entered by users. User can enter URI. [relative URI] How can I validate that relative URI ? EX: For absolute URI User can enter "questions/ask". Is there any ways read ...

2. Re-direct if validation fails in JSP

I am grabbing some data from a page using the code below:

int clientId = Integer.parseInt(request.getParameter("clientId"));
I have tried surrounding it with try/catch and then redirecting in the catch block using response.sendRedirect("page.jsp"); but ...

3. validation of textbox

how do i validate the address and zip field which is entered in textbox in jsp???

4. how to add the validation in the JSP level

if we are going to design a JSP level page then how to validate with in the page itself...for example if the page containes a login id and password then it should validate in that page itself rather than going to and query or a POJO..reply it is very urgent for me...

5. validating jsp/servlets

I want my web app to be compatable with all the prevelant browsers out there. Do you guys have any suggestions for some open source methods of validating this? I'm trying to use frames and am having some problems with jsp's in the frames on Netscape 4.0. Should I be concerned with this? Also, I notice when using Netscape 4.0 that ...

6. problem while configuring commons.validator

Hi: I have configured Commons-validator on my application. which is using struts1.0. following error is coming and i am not able to figure out exact problem. Please help in this: java.lang.NoSuchMethodError: org.apache.commons.validator.Arg.getResource()Ljava/lang/String; at org.apache.struts.validator.util.StrutsValidatorUtil.getArgs(Unknown Source) at org.apache.struts.validator.util.StrutsValidatorUtil.getMessage(Unknown Source) at org.apache.struts.validator.taglib.html.JavascriptValidatorTag.doStartTag(Unknown Source) at org.apache.jsp.payment$jsp._jspService(payment$ at org.apache.jasper.runtime.HttpJspBase.service( at javax.servlet.http.HttpServlet.service( at org.apache.jasper.servlet.JspServlet$JspServletWrapper.service( at org.apache.jasper.servlet.JspServlet.serviceJspFile( at org.apache.jasper.servlet.JspServlet.service( at javax.servlet.http.HttpServlet.service( at org.apache.catalina.core.ApplicationDispatcher.invoke( at org.apache.catalina.core.ApplicationDispatcher.doInclude( at org.apache.catalina.core.ApplicationDispatcher.include( ...

7. Validation-Expression Language

Which version of JSP are you using? What is the code for TestTag like? EL will be introduced in JSP 2.0 but, is only available inside the JSTL tags before that. You can get the code for JSTL from Jakarta and see how they have implemented EL. You could even extend some of those tags to give you this functionality but, ...

8. how do I validate a list box

9. problem in JSP Validations

10. Validation Solutions/Frameworks

My mini-framework handles validation on two-levels: 1) The data marshalling mechanism (similar to a struts form) can perform straight data validation as appropriate (blank values, range checks and so on). 2) The execution modules can perform more context-sensitive checks. In either case, failures cause a contruct to be returned to the view with enough information to report the errors (on a ...

11. about validation

12. JSP validation free tool

13. Question on text validation

14. HELP:why the validation code shown in jsp is different from the one in servlet?

servlet: ============= import; import javax.servlet.ServletException; import javax.servlet.http.*; import javax.servlet.ServletContext; import; import java.util.Random; import java.awt.*; import java.awt.image.*; import com.sun.image.codec.jpeg.*; import webutil.*; /** * @version 1.0 * @author dennis */ public class Getshowimg extends HttpServlet { private String code; public void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { resp.setContentType("image/jpeg;charset=gb2312"); int width=80, height=20; BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); Graphics ...

15. Validation in JSP.

Unless a malicious user writes his own form to submit to your server. Point is, client-side validation should never be trusted. Yes, go ahead and add the maxlength attribute -- that's good for users since they cannot enter too many characters. But also check the length when the code is submitted. In fact, validation should occur at every layer in the ...

16. validation

17. Validation of Multiple rows in JSP

18. JSP validation

19. adding image validation on website

20. Image validation

21. Validating a JSP

Name display on Page You didn't choose any feedback checkboxes. Horse Desctripion You didn't choose any feedback checkboxes.

23. Servlets validation

24. Validator Framework with Servlets?

25. Validation, Servlet or not?

26. regarding jsp validation

hi friends , i have writtern two pages in jsp in 1st page i have written input fields and in another fields i have written validation whenver on submit button i have written the onSubmit=valid.jsp but i want it in same page i should i do it Thanks [ January 02, 2009: Message edited by: Bear Bibeault ]

27. connection validation

Hi, I have a BMT, there was no transaction defined in it, which made it to mix up data when dealing with multiple clients. I have created a userTransaction to rectify this problem, but after adding the transaction, I started getting following error, javax.resource.ResourceException: This Managed Connection is not valid as the phyiscal connection is not usable . So I changed ...

28. validation handling in multi tier applications

Lets say i have a multi layer application may be with EJBs for business and some web layer framework for front end. I have some trouble mapping attribute validation across the layers. For basic field level 'null check' validations i use the validation in the front end framework itself. But for cross field business validations obviously have to be done in ...

29. Validate content from JSP

Hi Thomas, you can validate user input using either JSTL or a Bean.. You will have to call "" when the form is submitted in either case, hence validation is done outside the portlet class. Using JSTL: <%@page contentType="text/html"%> <%@ taglib prefix="c" uri="" %> <%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%> <%@ taglib uri="" prefix="portlet"%> <%@ page isELIgnored ="false" %>


30. validating phone number or email id totally through our app

Hi , this is pramod here. i am given a very interesting task of validating phone number or email id in web applications. normally what happens is ,server will send an email to mail id provided by the user and it contains a link(which has to be clicked), this confirms that the mail id is valid. with the phone number what ...

32. how do validation captcha

33. Semantic validation of Business RUles

Hi All, I am involved with a project which requires working with Business Rules. I am aware that there are Frameworks for working with Business Rules. Does any of the Rules Framework provide feature for semantic validation of rules ( example if two or more rules in a set of rules conflict with each other ) ? Any pointers would be ...

34. Where to write Validation

36. JSR 303 Custom validation annotation is not firing

Hi I'm just starting JEE6 with Glassfish and JSF, and I'm trying to create my first JSR-303 validation. The problem I've got is that despite the fact that everything compiles, the validator class is never called. I've listed the code below. (I know that the validator doesn't make logical sense at the moment, there's more to go in it, I'm just ...

38. How to add validation

39. Validation

40. validator for different browser support

41. How to do serverside validations

42. validating account

43. unable to validate

Hi everyone, I am trying to write a simple jsp and Servlets program.I am trying to validate the columns but it is not working.Please can any one suggest me.If i am giving empty columns and hit the enter then it is not giving alert box and it is giving the error like "The server encountered an internal error (java.sql.SQLException: ORA-01400: cannot ...

44. Validating JSP (data) developed/hosted by thir party ....

I work for company A.Company A has a financial java enterprise application ,but the web component has been built and hosted by Company B. Customer of A logs in , and moment he presses submit button, B who has developed/hosting the web component extracts the customer info and calls A's webservice with cusomter detail as input in XML. A in turns ...

45. Validations check using jsp