JSP email valid check : Beans « JSP « Java

JSP email valid check

<%@page contentType="text/html"%>
<%@ taglib uri="http://java.sun.com/jstl/core" prefix="c" %>
<jsp:useBean id="chk" class="com.java2s.ClientValidator" >
<jsp:setProperty name="chk" property="*" />
<%-- get valid property from ClientValidator bean --%>
<c:set var="isValid" value="${chk.valid}" />
<c:if test="${isValid}">
    <c:set var="email" value="${chk.email}" scope="request" />
  <c:set var="password" value="${chk.password}" scope="request" />
<head><title>Client Checker</title></head>
    <c:out value="${email}" /><br><br>
    <c:out value="${password}" />

package com.java2s;

public class ClientValidator implements java.io.Serializable{

String email;
String password;
boolean valid;

public ClientValidator(){


public boolean isValid(){

  /* Use a Data Access Object to validate the email and password.
        If the validation does not fail then set this.valid to true*/
   return valid;

public void setEmail(String _email){

     if(_email != null && _email.length() > 0)
        email = _email;
         email = "Unknown";

public String getEmail(){

    return email; }

public void setPassword(String _password){

     if(_password != null && _password.length() > 0)
        password = _password;
         password = "Unknown"; 

public String getPassword(){

    return password; }



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