ch3.startExample
Class Controller

java.lang.Object
  extended by javax.servlet.GenericServlet
      extended by javax.servlet.http.HttpServlet
          extended by ch3.startExample.Controller
All Implemented Interfaces:
java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public class Controller
extends javax.servlet.http.HttpServlet

The controller is the servlet that encapulates the logic of the application. In this example, the controller will forward the request and response to one of three pages.

See Also:
Serialized Form

Constructor Summary
Controller()
           
 
Method Summary
protected  void doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)
          When the browser makes a GET request, this is the method in the controller that is called.
 
Methods inherited from class javax.servlet.http.HttpServlet
doDelete, doHead, doOptions, doPost, doPut, doTrace, getLastModified, service, service
 
Methods inherited from class javax.servlet.GenericServlet
destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, 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

doGet

protected void doGet(javax.servlet.http.HttpServletRequest request,
                     javax.servlet.http.HttpServletResponse response)
              throws javax.servlet.ServletException,
                     java.io.IOException
When the browser makes a GET request, this is the method in the controller that is called.

Overrides:
doGet in class javax.servlet.http.HttpServlet
Parameters:
request - Encapsulates all of the request information that is needed to communicate with the browser.
response - Encapsulates all of the response information that is needed to communicate with the browser.
Throws:
javax.servlet.ServletException - A servlet exception is a severe error that will prevent further processing.
java.io.IOException - An IO exception is a severe error that will prevent further processing.