Invoking EJB Component as Web Service | SOA Lab Manual

1.       File à new project.

2.       In new project select javaEE à Enterprise application, then select next button.

3.       On clicking next button, a dialogue box appears asking us to enter project name.

Enter the project name as “Test1”  and click next.

4.       Another dialogue box appears asking us to choose the server and after choosing the server click the finish button.

5.       Right click on “Test1-ejb”, a menu pops out in which we choose new à session bean.

6.       A dialogue box will appear in which we give the ejb name as “TestEJB” and select the interface as remote and click finish button.

7.       After clicking the finish button a page with title TestEJB will appear, on the page perform right click operation and select “Insert codeà Business method”.

8.       A dialogue box appears in which we change the return type as String.

9.       Select Test1.war à Index.jsp , change the body as “ Click here to call EJB components.

10.   Right click Test1.waràNewàServlet.

11.   In that give the class name as “TestServlet” and package as “Servlets” and click on finish button.

Add these Header file

import java.io.*;

import javax.ejb.EJB;

import javax.servlet.*;

import javax.servlet.http.*;

import stateless.TestEJBRemote;

12.   In the Servlet page, right click à Insert code à Call Enterprise bean à TestEJBà Ok.

13.   In the same page change all the “processRequest” into “goGet” .

14.   Change the sixth “out.println“ statement into “out.println(TestEJBBean.getMessage())”;.

15.   Clean and build the project then execute the project.