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The requested resource not available in spring mvc

I am trying to learn spring mvc and facing a problem (which seems to be a common one). I have searched a lot of solutions but nothing is helping me out...

My web.xml is:

   <?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>Spring Hello World</display-name>
<welcome-file-list>
    <welcome-file>hello.jsp</welcome-file>
</welcome-file-list>

<listener>
 <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
 </listener>

<servlet>
    <servlet-name>chatbooster</servlet-name>
    <servlet-class>
        org.springframework.web.servlet.DispatcherServlet
    </servlet-class>
    <load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
    <servlet-name>chatbooster</servlet-name>
    <url-pattern>/</url-pattern>
</servlet-mapping>
</web-app>

My chatbooster-servlet.xml is :

    <?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"
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">

<context:component-scan base-package="com.controller" />

<bean id="viewResolver"
    class="org.springframework.web.servlet.view.UrlBasedViewResolver">
    <property name="viewClass"
        value="org.springframework.web.servlet.view.JstlView" />
    <property name="prefix" value="/WEB-INF/" />
    <property name="suffix" value=".jsp" />
</bean>

When I try to run hello.jsp, the error is the requested resource is not available.

Hello.jsp:

   <%@page contentType="text/html" pageEncoding="UTF-8"%>
<%@taglib prefix="i" uri="http://java.sun.com/jsp/jstl/core" %> 
 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"     
 <html>
<head>
<title>Home</title>
</head>
<body>
 <h1>Hello World!</h1>

 <hr/>

  <form action="hi">
   Name: <input type="text" name="name"> <input type="submit" value="Submit">
   </form>

 </body>
 </html>

HelloWorldController.ava

 @Controller
public class HelloWorldController {

@RequestMapping("/")
 public String hello() {
 return "hello";
 }

@RequestMapping(value = "/hi", method = RequestMethod.GET)
 public String hi(@RequestParam("name") String name, Model model) {
 String message = "Hi " + name + "!";
 model.addAttribute("message", message);
 return "hi";
}

}

Edit1:

The problem is occurring because of tomcat server as my simple html page is also not running and it is throwing the same exception. I am using tomcat server version 7. Can anyone hint me out the cause of this exception?

Tomcat doesn't know about hello.jsp since it is inside WEB-INF.

Change

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

to

<welcome-file-list>
    <welcome-file>/</welcome-file>
</welcome-file-list>

It will work.

This could be a the case of Hello.jsp. The first letter of Hello.jsp is capitalized yet in your controller you are returning a lower case hello. If you change your controller to return the string "Hello" it should work.

Thank you everyone for your answers. Actually I was able to solve my issue by just changing the location of html and jsp pages from web inf folder to web content folder. I dont know why it worked but pages are being run by the server now.

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