org.mojavemvc

Class FrontController

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

org.mojavemvc.FrontController

All Implemented Interfaces:

Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public final class FrontController
extends javax.servlet.http.HttpServlet

The FrontController is the only servlet in the application, and handles all requests that come in to the application.

Author:

Luis Antunes

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
FrontController()

Method Summary

Methods

Modifier and Type	Method and Description
void	doDelete(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res) Overrides the HttpServlet doDelete() method.
void	doGet(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res) Overrides the HttpServlet doGet() method.
void	doHead(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res) Overrides the HttpServlet doHead() method.
void	doOptions(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res) Overrides the HttpServlet doOptions() method.
void	doPost(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res) Overrides the HttpServlet doPost() method.
void	doPut(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res) Overrides the HttpServlet doPut() method.
void	doTrace(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res) Overrides the HttpServlet doTrace() method.
static String	getJSPErrorFile()
static String	getJSPPath()
void	init() The init method gets the values of the init params from the web.xml file.
protected void	processRequest(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res, HttpMethod httpMethod)

Methods inherited from class javax.servlet.http.HttpServlet

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

FrontController

public FrontController()

Method Detail

init

public void init()
          throws javax.servlet.ServletException

The init method gets the values of the init params from the web.xml file.

Overrides:

init in class javax.servlet.GenericServlet

Throws:

javax.servlet.ServletException

getJSPPath

public static String getJSPPath()

getJSPErrorFile

public static String getJSPErrorFile()

doGet

public void doGet(javax.servlet.http.HttpServletRequest req,
         javax.servlet.http.HttpServletResponse res)
           throws javax.servlet.ServletException,
                  IOException

Overrides the HttpServlet doGet() method. Executes processRequest().

Overrides:

doGet in class javax.servlet.http.HttpServlet

Parameters:

req - an HttpServletRequest instance reference

res - an HttpServletResponse instance reference

Throws:

javax.servlet.ServletException

IOException

doPost

public void doPost(javax.servlet.http.HttpServletRequest req,
          javax.servlet.http.HttpServletResponse res)
            throws javax.servlet.ServletException,
                   IOException

Overrides the HttpServlet doPost() method. Executes processRequest().

Overrides:

doPost in class javax.servlet.http.HttpServlet

Parameters:

req - an HttpServletRequest instance reference

res - an HttpServletResponse instance reference

Throws:

javax.servlet.ServletException

IOException

doPut

public void doPut(javax.servlet.http.HttpServletRequest req,
         javax.servlet.http.HttpServletResponse res)
           throws javax.servlet.ServletException,
                  IOException

Overrides the HttpServlet doPut() method. Executes processRequest().

Overrides:

doPut in class javax.servlet.http.HttpServlet

Parameters:

req - an HttpServletRequest instance reference

res - an HttpServletResponse instance reference

Throws:

javax.servlet.ServletException

IOException

doDelete

public void doDelete(javax.servlet.http.HttpServletRequest req,
            javax.servlet.http.HttpServletResponse res)
              throws javax.servlet.ServletException,
                     IOException

Overrides the HttpServlet doDelete() method. Executes processRequest().

Overrides:

doDelete in class javax.servlet.http.HttpServlet

Parameters:

req - an HttpServletRequest instance reference

res - an HttpServletResponse instance reference

Throws:

javax.servlet.ServletException

IOException

doHead

public void doHead(javax.servlet.http.HttpServletRequest req,
          javax.servlet.http.HttpServletResponse res)
            throws javax.servlet.ServletException,
                   IOException

Overrides the HttpServlet doHead() method. Executes processRequest().

Overrides:

doHead in class javax.servlet.http.HttpServlet

Parameters:

req - an HttpServletRequest instance reference

res - an HttpServletResponse instance reference

Throws:

javax.servlet.ServletException

IOException

doTrace

public void doTrace(javax.servlet.http.HttpServletRequest req,
           javax.servlet.http.HttpServletResponse res)
             throws javax.servlet.ServletException,
                    IOException

Overrides the HttpServlet doTrace() method. Executes processRequest().

Overrides:

doTrace in class javax.servlet.http.HttpServlet

Parameters:

req - an HttpServletRequest instance reference

res - an HttpServletResponse instance reference

Throws:

javax.servlet.ServletException

IOException

doOptions

public void doOptions(javax.servlet.http.HttpServletRequest req,
             javax.servlet.http.HttpServletResponse res)
               throws javax.servlet.ServletException,
                      IOException

Overrides the HttpServlet doOptions() method. Executes processRequest().

Overrides:

doOptions in class javax.servlet.http.HttpServlet

Parameters:

req - an HttpServletRequest instance reference

res - an HttpServletResponse instance reference

Throws:

javax.servlet.ServletException

IOException

processRequest

protected void processRequest(javax.servlet.http.HttpServletRequest req,
                  javax.servlet.http.HttpServletResponse res,
                  HttpMethod httpMethod)
                       throws javax.servlet.ServletException,
                              IOException

Parameters:

req - an HttpServletRequest instance reference

res - an HttpServletResponse instance reference

Throws:

javax.servlet.ServletException

IOException