Spring 4 MVC REST Hello World

spring+4+mvc+rest+hello+world

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This is home.jsp JSP file and it is used display the output for the application.



<%@ page language="java" contentType="text/html; charset=ISO-8859-1"

    pageEncoding="ISO-8859-1"%>


<html>

<body>

	<h1>Spring 4 MVC home page !!! </h1>
	

	<h3><a href="./movie/3Idiots">Click here to watch movie!!!</a></h3>	

</body>

</html>



This is list.jsp JSP file and it is used display the output for the application.


<%@ page language="java" contentType="text/html; charset=ISO-8859-1"

    pageEncoding="ISO-8859-1"%>


<html>

<body>

	<h1>Spring 4 MVC REST web service result page !!! </h1>
	

	<h3>Movie Name : : ${movie}</h3>	

</body>

</html>








This is MovieController.java file having the controller logic and it will have the services defined in it.




  
  








 

    
package com.cv.spring.common.controller;



import org.apache.log4j.Logger;

import org.springframework.stereotype.Controller;

import org.springframework.ui.ModelMap;

import org.springframework.web.bind.annotation.PathVariable;

import org.springframework.web.bind.annotation.RequestMapping;

import org.springframework.web.bind.annotation.RequestMethod;

/**

 * @author Chandra Vardhan

 */

@Controller

@RequestMapping("/movie")

/**

* @author Chandra Vardhan

*/

public class MovieController {



  static final Logger LOGGER = Logger.getLogger(MovieController.class);

  

  @RequestMapping(value="/{name}", method = RequestMethod.GET)

  public String getMovie(@PathVariable String name, ModelMap model) {

    LOGGER.info("In getMovie(- -)");

    model.addAttribute("movie", name);    

    LOGGER.info("Name of the movie is : : "+name);

    LOGGER.info("Out getMovie(- -)");

    return "list";



  }

  

}

    





















This is pom.xml file having the entries of dependency jars and information to build the application .

	
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
	<modelVersion>4.0.0</modelVersion>
	<groupId>com.cv.spring.common</groupId>
	<artifactId>Spring4MVCRESTHelloWorld</artifactId>
	<packaging>war</packaging>
	<version>1.0</version>
	<name>SpringMVC Maven Webapp</name>
	http://maven.apache.org

	<properties>
		<spring.version>4.2.0.RELEASE</spring.version>
	</properties>

	<dependencies>

		
		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-core</artifactId>
			<version>${spring.version}</version>
		</dependency>

		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-web</artifactId>
			<version>${spring.version}</version>
		</dependency>

		<dependency>
			<groupId>org.springframework</groupId>
			<artifactId>spring-webmvc</artifactId>
			<version>${spring.version}</version>
		</dependency>
		<dependency>
			<groupId>javax.servlet</groupId>
			<artifactId>servlet-api</artifactId>
			<version>2.5</version>
			provided
		</dependency>
		<dependency>
			<groupId>jstl</groupId>
			<artifactId>jstl</artifactId>
			<version>1.2</version>
		</dependency>

		<dependency>
			<groupId>log4j</groupId>
			<artifactId>log4j</artifactId>
			<version>1.2.16</version>
		</dependency>

	</dependencies>

	<build>
		<finalName>Spring4MVCRESTHelloWorld</finalName>
		<plugins>
			<plugin>
				<artifactId>maven-compiler-plugin</artifactId>
				<configuration>
					<source>1.8</source>
					<target>1.8</target>
				</configuration>
			</plugin>
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-war-plugin</artifactId>
				<version>2.4</version>
				<configuration>
					<warSourceDirectory>src/main/webapp</warSourceDirectory>
					<warName>Spring4MVCRESTHelloWorld</warName>
					<failOnMissingWebXml>false</failOnMissingWebXml>
				</configuration>
			</plugin>
		</plugins>
	</build>

</project>










This is mvc-dispatcher-servlet.xml spring configuration file and these entries are used in the application.

 
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:context="http://www.springframework.org/schema/context"
	xmlns:mvc="http://www.springframework.org/schema/mvc" 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-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">
	<context:component-scan base-package="com.cv.spring.common.controller" />
	<mvc:annotation-driven />
	<bean
		class="org.springframework.web.servlet.view.InternalResourceViewResolver">
		<property name="prefix">
			<value>/WEB-INF/pages/</value>
		</property>
		<property name="suffix">
			<value>.jsp</value>
		</property>
	</bean>
</beans>







This is web.xml deployment descriptor file and it describes how the web application should be deployed.

	
<web-app id="WebApp_ID" version="2.4"
	xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee 
	http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
	<display-name>Spring Web MVC Application</display-name>
	<servlet>
		<servlet-name>mvc-dispatcher</servlet-name>
		<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
		<load-on-startup>1</load-on-startup>
	</servlet>
	<servlet-mapping>
		<servlet-name>mvc-dispatcher</servlet-name>
		<url-pattern>/</url-pattern>
	</servlet-mapping>
	<context-param>
		<param-name>contextConfigLocation</param-name>
		<param-value>/WEB-INF/mvc-dispatcher-servlet.xml</param-value>
	</context-param>
	<listener>
		<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
	</listener>
	<welcome-file-list>
		<welcome-file>home.jsp</welcome-file>
	</welcome-file-list>
</web-app>












This is log4j.properties file having the entries for logging the information into the console/file. 


#By default enabling Console appender
# Root logger option
log4j.rootLogger=INFO, stdout

# Redirect log messages to console
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.Target=System.out
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%-5p [%c]:%L -->> %m%n

# Redirect log messages to a log file
#log4j.appender.file=org.apache.log4j.RollingFileAppender
#log4j.appender.file.File=C:\servlet-application.log
#log4j.appender.file.MaxFileSize=5MB
#log4j.appender.file.MaxBackupIndex=10
#log4j.appender.file.layout=org.apache.log4j.PatternLayout
#log4j.appender.file.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss} %-5p %c{1}:%L - %m%n











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