com.agapsys.rcf

Class Controller<HE extends HttpExchange>

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

com.agapsys.rcf.ActionServlet<HE>

com.agapsys.rcf.Controller<HE>

All Implemented Interfaces:

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

public class Controller<HE extends HttpExchange>
extends ActionServlet<HE>

Servlet responsible by mapping methods to actions

Author:

Leandro Oliveira (leandro@agapsys.com)

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Controller()

Method Summary

Modifier and Type	Method and Description
protected boolean	onControllerError(HE exchange, Throwable throwable) Called upon controller uncaught error.
protected void	onControllerInit() Called during controller initialization.
protected void	onInit() Registers action methods.
protected boolean	onUncaughtError(HE exchange, Throwable throwable) Called when an uncaught error happens while processing an action.

Methods inherited from class com.agapsys.rcf.ActionServlet

afterAction, beforeAction, getHttpExchange, onClientError, onNotFound, registerAction, service

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doGet, doHead, doOptions, doPost, doPut, doTrace, getLastModified, 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

onInit

protected final void onInit()

Registers action methods.

Overrides:

onInit in class ActionServlet<HE extends HttpExchange>

onControllerInit

protected void onControllerInit()

Called during controller initialization. Default implementation does nothing.

onControllerError

protected boolean onControllerError(HE exchange,
                                    Throwable throwable)
                             throws javax.servlet.ServletException,
                                    IOException

Called upon controller uncaught error.

Parameters:

exchange - HTTP exchange.

throwable - uncaught error.

Returns:

a boolean indicating if given error was handled. Default implementation returns false.

Throws:

IOException - if an input or output error occurs while the servlet is handling the HTTP request.

javax.servlet.ServletException - if the HTTP request cannot be handled.

onUncaughtError

protected final boolean onUncaughtError(HE exchange,
                                        Throwable throwable)
                                 throws javax.servlet.ServletException,
                                        IOException

Description copied from class: ActionServlet

Called when an uncaught error happens while processing an action. Default implementation does nothing.

Overrides:

onUncaughtError in class ActionServlet<HE extends HttpExchange>

Parameters:

exchange - HTTP exchange.

throwable - error.

Returns:

a boolean indicating if given error was handled. Default implementation returns false.

Throws:

javax.servlet.ServletException - if the HTTP request cannot be handled.

IOException - if an input or output error occurs while the servlet is handling the HTTP request.