/*
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.servlet.http;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpServletResponseWrapper;
import org.itsnat.core.ItsNatException;
import org.itsnat.impl.core.servlet.PrintWriterAttachedServerImpl;
import org.itsnat.impl.core.servlet.ServletOutputStreamAttachedServerImpl;
import org.itsnat.impl.core.servlet.ServletResponseAttachedServer;
/**
*
* @author jmarranz
*/
public class HttpServletResponseAttachedServerImpl extends HttpServletResponseWrapper implements ServletResponseAttachedServer
{
protected ServletOutputStreamAttachedServerImpl output;
protected PrintWriterAttachedServerImpl writer;
public HttpServletResponseAttachedServerImpl(HttpServletResponse response)
{
super(response);
}
public void setContentType(String value)
{
// Redefinimos para ignor la llamada pues se llamar� para tratar de poner el MIME del tipo de markup
// resultante cuando el verdadero MIME de la respuesta es el de JavaScript.
}
public ServletOutputStream getOutputStream() throws IOException
{
if (writer != null) throw new ItsNatException("A PrintWriter is already being used");
if (output == null) this.output = new ServletOutputStreamAttachedServerImpl();
return output;
}
public PrintWriter getWriter() throws IOException
{
if (output != null) throw new ItsNatException("A ServletOutputStream is already being used");
if (writer == null) this.writer = new PrintWriterAttachedServerImpl();
return writer;
}
public String getString(String encoding)
{
if (output != null) return output.getString(encoding);
if (writer != null) return writer.getString(encoding);
return ""; // Raro
}
}