PersonController.java

package com.blabadi.gradle.rest;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RestController;

import com.blabadi.gradle.be.Person;
import com.blabadi.gradle.bl.PersonService;

@RestController
public class PersonController {

	@Autowired
	private PersonService service;
	
	@RequestMapping(value="/person", method = RequestMethod.POST)
	public int addPerson(Person p) {
		return service.addPerson(p);
	}
	
	@RequestMapping(value="/person", method = RequestMethod.PUT)
	public boolean update(Person p) {
		return false;
	}
	
	@RequestMapping(value="/person/{id}", method = RequestMethod.GET)
	public Person get(int id) {
		return null;
	}
}

WebAppInit.java

package com.blabadi.gradle.rest;

import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.ServletRegistration.Dynamic;  

import org.springframework.web.WebApplicationInitializer;
import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
import org.springframework.web.servlet.DispatcherServlet;

public class WebAppInit implements WebApplicationInitializer {
	public void onStartup(ServletContext servletContext) throws ServletException {  
        AnnotationConfigWebApplicationContext ctx = new AnnotationConfigWebApplicationContext();  
        ctx.register(WebConfig.class);  
        ctx.setServletContext(servletContext);    
        Dynamic dynamic = servletContext.addServlet("dispatcher", new DispatcherServlet(ctx));  
        dynamic.addMapping("/");  
        dynamic.setLoadOnStartup(1);  
   }  
} 

WebConfig.java

package com.blabadi.gradle.rest;

import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;

import com.blabadi.gradle.bl.BlConfig;

@Configuration
@EnableWebMvc
@Import(BlConfig.class)
@ComponentScan(basePackages = {"com.blabadi.gradle.rest"})
public class WebConfig {
}