Spring MVC — Abstract Controller | Code Factory

Spring Tutorial Index Page: Link

Create Java Web Project

  • Open Eclipse
  • Go to File -> New -> Dynamic Web Project
  • Create MVC-Controller1 project
  • Right click on project -> Build Path -> Configure Build Path -> Libraries tab -> Add External JARs (Used 2.X jars)
    - commons-logging-X.X.jar
    - spring-beans-X.X.X.jar
    - spring-context-X.X.X.jar
    - spring-core-X.X.X.jar
    - spring-web-X.X.X.jar
    - spring-webmvc-X.X.X.jar
  • Also, add these jars in WEB-INF/lib folder for runtime.
  • * You can find dtd information from spring-beans-X.X.X.jar -> org -> springframework -> beans -> factory -> xml -> spring-beans.dtd (line no 36 & 37)
<?xml version="1.0" encoding="UTF-8"?>
<web-app version="3.1" xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee
http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd">

<display-name>MVC-Controller1</display-name>

<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>

<!-- default -->
<servlet>
<servlet-name>helloWorld</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
</servlet>

<servlet-mapping>
<servlet-name>helloWorld</servlet-name>
<url-pattern>*.code</url-pattern>
</servlet-mapping>
</web-app>
<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN 2.0//EN"
"http://www.springframework.org/dtd/spring-beans-2.0.dtd">
<beans> <!-- default handler mapping -->
<bean class="org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping" />
<!-- controller -->
<bean name="/hello.code" class="com.codeFactory.controller.HelloController" />
<!-- view resolver -->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/" />
<property name="suffix" value=".jsp" />
</bean>
</beans>
package com.codeFactory.controller;import java.util.HashMap;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.AbstractController;
/**
* @author code.factory
*
*/
public class HelloController extends AbstractController {
@Override
protected ModelAndView handleRequestInternal(HttpServletRequest request, HttpServletResponse response) throws Exception {
String name = request.getParameter("name");
Map map = new HashMap();
map.put("type", "AbstractController");
map.put("message", "Hello " + name);

ModelAndView modelAndView = new ModelAndView("success", map);
return modelAndView;
}
}
<h2>Hello World</h2>
<form action="./hello.code">
Name: <input type="text" name="name">
<input type="submit" value="Submit">
</form>
<p>Controller Type: ${type}</p>
<p>${message}</p>

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