/*
ItsNat Java Web Application Framework
Copyright (C) 2007-2011 Jose Maria Arranz Santamaria, Spanish citizen
This software is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation; either version 3 of
the License, or (at your option) any later version.
This software is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details. You should have received
a copy of the GNU Lesser General Public License along with this program.
If not, see <http://www.gnu.org/licenses/>.
*/
package org.itsnat.impl.core.req;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import org.itsnat.impl.core.clientdoc.ClientDocumentImpl;
import org.itsnat.impl.core.clientdoc.ClientDocumentWithoutDocumentDefaultImpl;
import org.itsnat.impl.core.clientdoc.ClientDocumentStfulImpl;
import org.itsnat.impl.core.servlet.ItsNatServletRequestImpl;
import org.itsnat.impl.core.doc.ItsNatStfulDocumentImpl;
import static org.itsnat.impl.core.req.RequestImpl.ITSNAT_ACTION_EVENT;
import static org.itsnat.impl.core.req.RequestImpl.ITSNAT_ACTION_EVENT_STATELESS_PHASE_LOAD_DOC;
import org.itsnat.impl.core.resp.ResponseEventStatelessCustomAndDocTemplateNotFoundImpl;
import org.itsnat.impl.core.servlet.ItsNatServletImpl;
import org.itsnat.impl.core.servlet.ItsNatServletResponseImpl;
import org.itsnat.impl.core.servlet.ItsNatSessionImpl;
/**
*
* @author jmarranz
*/
public class RequestEventStatelessImpl extends RequestImpl
{
/**
* Creates a new instance of RequestNormalLoadDocImpl
*/
public RequestEventStatelessImpl(ItsNatServletRequestImpl itsNatRequest)
{
super(itsNatRequest);
}
public static RequestEventStatelessImpl createRequestEventStateless(ItsNatServletRequestImpl itsNatRequest)
{
return new RequestEventStatelessImpl(itsNatRequest);
}
public ItsNatStfulDocumentImpl getItsNatStfulDocumentReferrer()
{
// Aunque sea la carga de una p�gina, no hay listeners que pudieran aprovechar el referrer
return null;
}
@Override
public void processRequest(ClientDocumentStfulImpl clientDocStateless)
{
ItsNatServletRequestImpl itsNatRequest = getItsNatServletRequest();
String docName = itsNatRequest.getAttrOrParam("itsnat_doc_name");
if (docName != null)
{
processDocumentTemplateSpecified();
}
else
{
// Segunda oportunidad de definir el itsnat_doc_name en un ItsNatServletRequestListener, de esta manera podemos usar el global event listener a modo de dispatcher, aunque hayamos generado c�digo JavaScript recuerda que al final el resultado de �sto es tambi�n JavaScript
ItsNatServletImpl itsNatServlet = itsNatRequest.getItsNatServletImpl();
itsNatServlet.dispatchItsNatServletRequestListeners(itsNatRequest);
docName = itsNatRequest.getAttrOrParam("itsnat_doc_name");
if (docName != null)
{
processDocumentTemplateSpecified();
}
else
{
processCustom();
}
}
}
protected void processDocumentTemplateSpecified()
{
ItsNatServletImpl itsNatServlet = itsNatRequest.getItsNatServletImpl();
ItsNatServletResponseImpl itsNatResponse = itsNatRequest.getItsNatServletResponseImpl();
ServletRequest request = itsNatRequest.getServletRequest();
ServletResponse response = itsNatResponse.getServletResponse();
request.setAttribute("itsnat_action",ITSNAT_ACTION_EVENT_STATELESS_PHASE_LOAD_DOC);
ItsNatServletRequestImpl itsNatRequestLoadPhase = itsNatServlet.processRequestInternal(request,response,null);
ClientDocumentImpl clientDoc = itsNatRequestLoadPhase.getClientDocumentImpl();
if (clientDoc instanceof ClientDocumentStfulImpl)
{
// No necesitamos un ResponseEventStatelessImpl
request.setAttribute("itsnat_action",ITSNAT_ACTION_EVENT);
request.setAttribute("itsnat_eventType","stateless");
ItsNatServletRequestImpl itsNatRequestEventPhase = itsNatServlet.processRequestInternal(request,response,(ClientDocumentStfulImpl)clientDoc);
}
else
{
// Puede ser el caso de ClientDocumentWithoutDocumentDefaultImpl
processDocumentTemplateNotFound(clientDoc);
}
}
protected void processCustom()
{
ItsNatSessionImpl session = getItsNatSession();
ClientDocumentWithoutDocumentDefaultImpl clientDoc = new ClientDocumentWithoutDocumentDefaultImpl(session);
bindClientToRequest(clientDoc,false); // El documento es nulo, por tanto no se vincula el request al doc
this.response = new ResponseEventStatelessCustomAndDocTemplateNotFoundImpl(this);
response.process();
}
public void processDocumentTemplateNotFound(ClientDocumentImpl clientDoc)
{
bindClientToRequest(clientDoc,false); // El documento es nulo, por tanto no se vincula el request al doc
this.response = new ResponseEventStatelessCustomAndDocTemplateNotFoundImpl(this);
response.process();
}
protected boolean isMustNotifyEndOfRequestToSession()
{
// As� nos ahorramos una serializaci�n in�til, estamos en stateless
return false;
}
public int getCommMode()
{
return getCommMode(getItsNatServletRequest());
}
public int getEventTimeout()
{
return getEventTimeout(getItsNatServletRequest());
}
public static int getCommMode(ItsNatServletRequestImpl itsNatRequest)
{
return Integer.parseInt(itsNatRequest.getAttrOrParamExist("itsnat_commMode"));
}
public static int getEventTimeout(ItsNatServletRequestImpl itsNatRequest)
{
return Integer.parseInt(itsNatRequest.getAttrOrParamExist("itsnat_eventTimeout"));
}
}