ch5.persistentData.configure
Class Controller

java.lang.Object
  javax.servlet.GenericServlet
      javax.servlet.http.HttpServlet
          ch5.persistentData.configure.Controller

All Implemented Interfaces:

java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public class Controller
extends javax.servlet.http.HttpServlet

Uses the hibernate.cfg.xml file to store the properties for connecting to hibernate.

The hibernate file should be in the classpath. In NetBeans, add it to the default package in Source Packages.

See Also:

Serialized Form

Constructor Summary

Controller()

Method Summary

protected void	doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) Use a helper to do the work of the controller.
protected void	doPost(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) Use a helper to do the work of the controller.
void	init() When the servlet is loaded into memory, initialise Hibernate.

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doHead, doOptions, doPut, doTrace, getLastModified, service, service

Methods inherited from class javax.servlet.GenericServlet

destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, log, log

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Controller

public Controller()

Method Detail

init

public void init()

When the servlet is loaded into memory, initialise Hibernate.

Reads an initialisation parameter from the web.xml file that controls whether the database table should be created. Whenever it is created, the old data is destroyed.

Overrides:

init in class javax.servlet.GenericServlet

doGet

protected void doGet(javax.servlet.http.HttpServletRequest request,
                     javax.servlet.http.HttpServletResponse response)
              throws java.io.IOException,
                     javax.servlet.ServletException

Use a helper to do the work of the controller.

Overrides:

doGet in class javax.servlet.http.HttpServlet

Parameters:

request - Request information encapsulated in a Java object

response - Response information encapsulated in a Java object

Throws:

java.io.IOException

javax.servlet.ServletException

doPost

protected void doPost(javax.servlet.http.HttpServletRequest request,
                      javax.servlet.http.HttpServletResponse response)
               throws java.io.IOException,
                      javax.servlet.ServletException

Use a helper to do the work of the controller.

Overrides:

doPost in class javax.servlet.http.HttpServlet

Parameters:

request -

response -

Throws:

java.io.IOException

javax.servlet.ServletException