BACK
Spring MVC with CookieThemeResolver Tutorial + Example
app-config.xml
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context" xmlns:mvc="http://www.springframework.org/schema/mvc" xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd"> <bean id="themeSource" class="org.springframework.ui.context.support.ResourceBundleThemeSource"> <property name="basenamePrefix" value="theme-" /> </bean> <!-- Theme Change Interceptor and Resolver definition --> <bean id="themeChangeInterceptor" class="org.springframework.web.servlet.theme.ThemeChangeInterceptor"> <property name="paramName" value="theme" /> </bean> <bean id="themeResolver" class="org.springframework.web.servlet.theme.CookieThemeResolver"> <property name="defaultThemeName" value="default" /> </bean> <bean id="urlHandler" class="org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping"> <property name="interceptors"> <list> <ref bean="themeChangeInterceptor" /> </list> </property> </bean> <bean id="registrationValidator" class="com.raistudies.validator.RegistrationValidator"/> <bean name="/registration.htm" class="com.raistudies.controllers.RegistrationController"> <property name="formView" value="registration"/> <property name="successView" value="success"/> <property name="validator" ref="registrationValidator"/> </bean> <!-- Resolves view names to protected .jsp resources within the /WEB-INF/views directory --> <bean id="viewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="prefix" value="/WEB-INF/jsp/"/> <property name="suffix" value=".jsp"/> </bean> </beans>
RegistrationController.java
package com.raistudies.controllers;
import org.springframework.validation.BindException;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.SimpleFormController;
import com.raistudies.domain.RegistrationBean;
public class RegistrationController extends SimpleFormController{
public RegistrationController(){
setCommandClass(RegistrationBean.class);
setCommandName("Registration");
}
@Override
protected ModelAndView onSubmit(Object command, BindException errors)
throws Exception {
ModelAndView mv = new ModelAndView();
if(errors.hasErrors()){
mv.setViewName(getFormView());
}else{
mv.addObject("Registration", command);
mv.setViewName(getSuccessView());
}
return mv;
}
}
RegistrationBean.java
package com.raistudies.domain;
public class RegistrationBean {
private String name = null;
private String username = null;
private String email = null;
private String phone = null;
private String password = null;
private String rePassword = null;
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getUsername() {
return username;
}
public void setUsername(String username) {
this.username = username;
}
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public String getPhone() {
return phone;
}
public void setPhone(String phone) {
this.phone = phone;
}
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
public String getRePassword() {
return rePassword;
}
public void setRePassword(String rePassword) {
this.rePassword = rePassword;
}
}
RegistrationValidator.java
package com.raistudies.validator;
import org.springframework.validation.Errors;
import org.springframework.validation.ValidationUtils;
import org.springframework.validation.Validator;
import com.raistudies.domain.RegistrationBean;
public class RegistrationValidator implements Validator {
public boolean supports(Class<?> c) {
return RegistrationBean.class.isAssignableFrom(c);
}
public void validate(Object command, Errors errors) {
ValidationUtils.rejectIfEmptyOrWhitespace(errors, "name", "field.name.empty");
ValidationUtils.rejectIfEmptyOrWhitespace(errors, "username", "field.username.empty");
ValidationUtils.rejectIfEmptyOrWhitespace(errors, "email", "field.email.empty");
ValidationUtils.rejectIfEmptyOrWhitespace(errors, "phone", "field.phone.empty");
ValidationUtils.rejectIfEmptyOrWhitespace(errors, "password", "field.password.empty");
ValidationUtils.rejectIfEmptyOrWhitespace(errors, "rePassword", "field.rePassword.empty");
RegistrationBean regBean = (RegistrationBean)command;
if(!regBean.getPassword().equals(regBean.getRePassword()))
errors.rejectValue("rePassword","password.notmatch");
if(regBean.getPhone().trim().length() != 10)
errors.rejectValue("phone","field.phone.length");
if(!isNumber(regBean.getPhone().trim()))
errors.rejectValue("phone", "field.phone.NAN");
}
private boolean isNumber(String str){
for (int i = 0; i < str.length(); i++) {
//If we find a non-digit character we return false.
if (!Character.isDigit(str.charAt(i)))
return false;
}
return true;
}
}
registration.jsp
<!DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<%@ page session="true" %>
<%@ taglib uri="http://www.springframework.org/tags/form" prefix="form"%>
<%@ taglib uri="http://www.springframework.org/tags" prefix="spring"%>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Form Validation with Spring 3 MVC and theme resolver</title>
<meta http-equiv="Content-Type" content="text/html; charset=windows-1251">
<link rel="stylesheet" href="<spring:theme code="style"/>" type="text/css" />
</head>
<body>
<table>
<tbody>
<tr><td>Change Theme:</td><td><form name="themeChangeForm" method="get">
<select name="theme" onchange="submitform()">
<option selected="selected">--</option>
<option value="default">Default</option>
<option value="blue">Blue</option>
<option value="black">Black</option>
</select>
</form></td></tr>
</tbody>
</table>
<script type="text/javascript">
function submitform()
{
document.themeChangeForm.submit();
}
</script>
<h1>Registration Form</h1><br />
<form:form commandName="Registration">
<table>
<tr><td colspan="2"><form:errors path="*" cssStyle="color : red;"/></td></tr>
<tr><td>Name : </td><td><form:input path="name" /></td></tr>
<tr><td>Username : </td><td><form:input path="username" /></td></tr>
<tr><td>Email : </td><td><form:input path="email" /></td></tr>
<tr><td>Phone : </td><td><form:input path="phone" /></td></tr>
<tr><td>Password : </td><td><form:password path="password" /></td></tr>
<tr><td>Retype Password : </td><td><form:password path="rePassword" /></td></tr>
</form:form>
</body>
</html>
success.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<%@ taglib uri="http://www.springframework.org/tags" prefix="spring"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Registration Confirmation Page</title>
<link rel="stylesheet" href="<spring:theme code="css"/>" type="text/css" />
</head>
<body>
<h1>Registration has been completed with following details :</h1> <br>
Name : ${Registration.name}.<br>
Username : ${Registration.username}. <br>
Email : ${Registration.email}.<br>
Phone : ${Registration.phone}.<br>
Password : ${Registration.password}.
</body>
</html>
index.jsp
<%@ page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%> <jsp:forward page="/registration.htm"></jsp:forward>
messages.properties
password.notmatch= Password and Retype Password does not match. field.name.empty=Name field is mandatory. field.username.empty=Username field is mandatory. field.email.empty=Email field is mandatory. field.phone.empty=Phone field is mandatory. field.password.empty=Password should not be empty. field.rePassword.empty=Retype Password should not be empty. field.phone.length=Phone number is not valid. Should be of length 10. field.phone.NAN=Phone number should be a number.
web.xml
<?xml version="1.0" encoding="UTF-8"?> <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" id="WebApp_ID" version="2.5"> <display-name>HelloWorldExampleWithSpring3MVCInEclipse</display-name> <servlet> <servlet-name>Servlet</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <param-value>/WEB-INF/app-config.xml</param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>Servlet</servlet-name> <url-pattern>*.htm</url-pattern> </servlet-mapping> <welcome-file-list> <welcome-file>index.jsp</welcome-file> </welcome-file-list> </web-app>
Output Screenshots
