Added controller

src/main/java/com/ns/restsample/RestsampleApplication.java

@@ -2,10 +2,12 @@ package com.ns.restsample;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.web.bind.annotation.RequestMapping;
 
 @SpringBootApplication
 public class RestsampleApplication {
 
+	@RequestMapping("/")
 	public static void main(String[] args) {
 		SpringApplication.run(RestsampleApplication.class, args);
 	}

src/main/java/com/ns/restsample/controller/Controller.java

+package com.ns.restsample.controller;
+
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+
+public class Controller {
+    @RequestMapping(value="/gettoken")
+    public String getToken(){
+        return "Token value: 13131313131";
+    }
+}