Creating first Spring MVC Web Application using Eclipse IDE
1.Modify web.xml file.
2.Create spring-dispatcher-servlet.xml
3.Create the HelloController.java class(A controller)
4.Create the HelloPage.jsp file(A View).
1.Modify web.xml file.
2.Create spring-dispatcher-servlet.xml
3.Create the HelloController.java class(A controller)
4.Create the HelloPage.jsp file(A View).
1.Modify web.xml file.
<?xml version="1.0" encoding= "UTF-8"?>
<web-app id= "WebApp_ID" version ="3.0" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">
<display-name> FirstSpringMVCProject</display-name >
<servlet >
<servlet-name >spring-dispatcher</ servlet-name>
<servlet-class>
org.springframework.web.servlet.DispatcherServlet
</servlet-class>
</servlet >
<servlet-mapping >
<servlet-name> spring-dispatcher</servlet-name >
<url-pattern> /</ url-pattern>
</servlet-mapping >
</web-app>
2.Create spring-dispatcher-servlet.xml
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-2.5.xsd" >
<bean id="HandlerMapping" class="org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping" />
<bean name="/welcome.html" class="com.om.HelloController" />
<bean id="viewResolver"
class ="org.springframework.web.servlet.view.InternalResourceViewResolver" >
<property name="prefix" >
<value> /WEB-INF/</value >
</property>
<property name="suffix" >
<value> .jsp</value >
</property>
</bean >
</beans>
3.Create the HelloController.java class(A controller)
package com.om;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.AbstractController;
public class HelloController extends AbstractController{
@Override
protected ModelAndView handleRequestInternal(HttpServletRequest request,
HttpServletResponse response) throws Exception {
ModelAndView modelandview = new ModelAndView("HelloPage");
modelandview.addObject("welcomeMessage" , "Hi User, welcome to the first Spring MVC Application");
return modelandview ;
}
}
4.Create the HelloPage.jsp file(A View).
<html>
<body>
<h1> First Spring MVC Application Demo</h1 >
<h2> ${welcomeMessage}</h2 >
</body>
</html>
O/P:-
First Spring MVC Application Demo
Hi User, welcome to the first Spring MVC Application
Writing an annotation based controller class -@Controller, @RequestMapping
1.Modify web.xml file.
<?xml version="1.0" encoding= "UTF-8"?>
<web-app id= "WebApp_ID" version ="3.0"..........>
<display-name> FirstSpringMVCProject</display-name >
<servlet >
<servlet-name >spring-dispatcher</ servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
</servlet >
<servlet-mapping >
<servlet-name> spring-dispatcher</servlet-name >
<url-pattern> /</ url-pattern>
</servlet-mapping >
</web-app>
2.Create spring-dispatcher-servlet.xml
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc.xsd" >
<context:component-scan base-package= "com.om" />
<mvc:annotation-driven />
<bean id="viewResolver"
class ="org.springframework.web.servlet.view.InternalResourceViewResolver" >
<property name="prefix" >
<value> /WEB-INF/</value >
</property>
<property name="suffix" >
<value> .jsp</value >
</property>
</bean >
</beans>
3.Create the HelloController.java class(A controller)
package com.om;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;
@Controller
public class HelloController
{
@RequestMapping("/welcome" )
public ModelAndView helloWorld() {
ModelAndView model = new ModelAndView("HelloPage");
model.addObject("msg" ,"hello world" );
return model ;
}
}
4.Create the HelloPage.jsp file(A View).
<html>
<body>
<h1> First Spring MVC Application Demo</h1 >
<h2> ${msg}</h2 >
</body>
</html>
O/P:-
First Spring MVC Application Demo
hello world
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