My first session application
nagendra42 Oct 15, 2007 2:04 AMHi Friends,
I am first time using application server, So can any one help me how can i run first session bean in jboss without eclips.
i have this files;
package test.session;
import java.lang.*;
import java.rmi.RemoteException;
import javax.ejb.CreateException;
import javax.ejb.EJBException;
import javax.ejb.SessionBean;
import javax.ejb.SessionContext;
public interface MyTestSession extends javax.ejb.EJBObject{
public java.lang.String SayHello() throws java.rmi.RemoteException;
}
===============================================================
package test.session;
import java.lang.*;
import java.rmi.RemoteException;
import javax.ejb.CreateException;
import javax.ejb.EJBException;
import javax.ejb.SessionBean;
import javax.ejb.SessionContext;
public interface MyTestSessionHome extends javax.ejb.EJBHome{
public static final String COMP_NAME="java:comp/env/ejb/test/MyTestSession";
public static final String JNDI_NAME="ejb/test/MyTestSessionBean";
public test.session.MyTestSession create() throws javax.ejb.CreateException, java.rmi.RemoteException;
}
===========================================
public class MyTestSessionBean implements SessionBean{
public void ejbCreate() throws CreateException {
}
public String SayHello(){
String msg="Hello! I am Session Bean";
System.out.println(msg);
return msg;
}
public void setSessionContext( SessionContext aContext ) throws EJBException {
}
public void ejbActivate() throws EJBException {
}
public void ejbPassivate() throws EJBException {
}
public void ejbRemove() throws EJBException {
}
}
=====================================
ejb-jar.xml file:
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE ejb-jar PUBLIC "-//Sun Microsystems, Inc.//DTD Enterprise JavaBeans 2.0//EN" "http://java.sun.com/dtd/ejb-jar_2_0.dtd">
<ejb-jar>
Example 3
<display-name>Example 3</display-name>
<enterprise-beans>
<!-- Session Beans -->
<display-name>My Test Session Bean</display-name>
<ejb-name>test/MyTestSession</ejb-name>
test.session.MyTestSessionHome
test.session.MyTestSession
<ejb-class>test.session.MyTestSessionBean</ejb-class>
<session-type>Stateless</session-type>
<transaction-type>Container</transaction-type>
</enterprise-beans>
<assembly-descriptor>
</assembly-descriptor>
</ejb-jar>
==============================================
/*
* SessionTestServlet.java
*
*/
package test.session;
import javax.servlet.*;
import javax.servlet.http.*;
import java.io.*;
import javax.naming.*;
import javax.rmi.PortableRemoteObject;
/**
* @author Deepak Kumar
* @Web http://www.roseindia.net
* @Email deepak@roseindia.net
*/
public class SessionTestServlet extends HttpServlet {
MyTestSessionHome testSessionBean;
public void init(ServletConfig config) throws ServletException{
//Look up home interface
try {
InitialContext ctx = new InitialContext();
Object objref = ctx.lookup("ejb/test/MyTestSessionBean");
testSessionBean = (MyTestSessionHome)PortableRemoteObject.narrow(objref, MyTestSessionHome.class);
} catch (Exception NamingException) {
NamingException.printStackTrace();
}
}
public void doGet (HttpServletRequest request,
HttpServletResponse response)
throws ServletException, IOException
{
PrintWriter out;
response.setContentType("text/html");
String title = "EJB Example";
out = response.getWriter();
out.println("");
out.println("");
out.println("Hello World Servlet!");
out.println("");
out.println("");
out.println("<p align=\"center\"><font size=\"4\" color=\"#000080\">Servlet Calling Session Bean");
try{
MyTestSession beanRemote;
beanRemote = testSessionBean.create();
out.println("<p align=\"center\"> Message from Session Bean is: " + beanRemote.SayHello() + "");
beanRemote.remove();
}catch(Exception CreateException){
CreateException.printStackTrace();
}
out.println("<p align=\"center\"><a href=\"javascript:history.back()\">Go to Home");
out.println("");
out.println("");
out.close();
}
public void destroy() {
System.out.println("Destroy");
}
}
=======================================
web.xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN" "http://java.sun.com/dtd/web-app_2_3.dtd">
<web-app>
<servlet-name>SessionServlet</servlet-name>
<display-name>Simple Session Servlet</display-name>
<servlet-class>test.session.SessionTestServlet</servlet-class>
<load-on-startup>1</load-on-startup>
<servlet-mapping>
<servlet-name>SessionServlet</servlet-name>
<url-pattern>/servlet/test</url-pattern>
</servlet-mapping>
<session-config>
<session-timeout>0</session-timeout>
</session-config>
</web-app>
please tell me step by step
Thanks in adv