//hellobean.java
package abcd;
import javax.ejb.Stateless;
import javax.ejb.LocalBean;
@Stateless
@LocalBean
public class hellobean
{
public String sayhello(String nm)
{
return "Hello " + nm+ " From session bean";
}
}
----------------------------------------------
//serv12.java
package abcd;
import java.io.IOException;
import java.io.PrintWriter;
import javax.ejb.EJB;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class serv12 extends HttpServlet {
@EJB
private hellobean hellobean;
protected void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html;charset=UTF-8");
PrintWriter out = response.getWriter();
try {
out.println("<html>");
out.println("<body>");
out.println("<h1>"+hellobean.sayhello(request.getParameter("uname")) + "</h1>");
out.println("</body>");
out.println("</html>");
} finally {
out.close();
}
}
}
---------------------------------------------
//index.jsp
<html>
<body>
<form action="serv12" method="post">
Enter name <input type="text" name="uname">
<input type="submit" value="Execute">
</form>
</body>
</html>
Thursday, 12 February 2015
12. An EJB application that demonstrates Session Bean
Labels:
J2EE

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