minor update

src/main/java/spring_JSR_250_annotations/MainApp.java

@@ -3,7 +3,7 @@
 /**Following is the content of the MainApp.java file. Here you 
  * need to register a shutdown hook registerShutdownHook() method that 
  * is declared on the AbstractApplicationContext class. 
- * This will ensures a graceful shutdown and calls the relevant destroy methods.*/
+ * This will ensure a graceful shutdown and call the relevant destroy methods.*/
 
 import org.springframework.context.support.AbstractApplicationContext;
 import org.springframework.context.support.ClassPathXmlApplicationContext;
@@ -12,7 +12,7 @@ public class MainApp {
 	public static void main(String[] args) {
 
 		AbstractApplicationContext context = new ClassPathXmlApplicationContext(
-				"Beans.xml");
+				"beans.xml");
 
 		HelloWorld obj = (HelloWorld) context.getBean("helloWorld");
 		obj.getMessage();