ro.isdc.wro.http.support
Class RedirectedStreamServletResponseWrapper

java.lang.Object
  javax.servlet.ServletResponseWrapper
      javax.servlet.http.HttpServletResponseWrapper
          ro.isdc.wro.http.support.RedirectedStreamServletResponseWrapper

All Implemented Interfaces:

javax.servlet.http.HttpServletResponse, javax.servlet.ServletResponse

public class RedirectedStreamServletResponseWrapper
extends javax.servlet.http.HttpServletResponseWrapper

A specialized HttpServletResponseWrapper responsible for streaming response to provided OutputStream.

Since:

1.4.5

Author:

Alex Objelean

Field Summary

Fields inherited from interface javax.servlet.http.HttpServletResponse

SC_ACCEPTED, SC_BAD_GATEWAY, SC_BAD_REQUEST, SC_CONFLICT, SC_CONTINUE, SC_CREATED, SC_EXPECTATION_FAILED, SC_FORBIDDEN, SC_GATEWAY_TIMEOUT, SC_GONE, SC_HTTP_VERSION_NOT_SUPPORTED, SC_INTERNAL_SERVER_ERROR, SC_LENGTH_REQUIRED, SC_METHOD_NOT_ALLOWED, SC_MOVED_PERMANENTLY, SC_MOVED_TEMPORARILY, SC_MULTIPLE_CHOICES, SC_NO_CONTENT, SC_NON_AUTHORITATIVE_INFORMATION, SC_NOT_ACCEPTABLE, SC_NOT_FOUND, SC_NOT_IMPLEMENTED, SC_NOT_MODIFIED, SC_OK, SC_PARTIAL_CONTENT, SC_PAYMENT_REQUIRED, SC_PRECONDITION_FAILED, SC_PROXY_AUTHENTICATION_REQUIRED, SC_REQUEST_ENTITY_TOO_LARGE, SC_REQUEST_TIMEOUT, SC_REQUEST_URI_TOO_LONG, SC_REQUESTED_RANGE_NOT_SATISFIABLE, SC_RESET_CONTENT, SC_SEE_OTHER, SC_SERVICE_UNAVAILABLE, SC_SWITCHING_PROTOCOLS, SC_TEMPORARY_REDIRECT, SC_UNAUTHORIZED, SC_UNSUPPORTED_MEDIA_TYPE, SC_USE_PROXY

Constructor Summary

RedirectedStreamServletResponseWrapper(OutputStream outputStream, javax.servlet.http.HttpServletResponse response)

Method Summary

javax.servlet.ServletOutputStream	getOutputStream()
PrintWriter	getWriter()
protected UriLocator	newExternalResourceLocator()
void	sendError(int sc)
void	sendError(int sc, String msg)
void	sendRedirect(String location) By default, redirect does not allow writing to output stream its content.

Methods inherited from class javax.servlet.http.HttpServletResponseWrapper

addCookie, addDateHeader, addHeader, addIntHeader, containsHeader, encodeRedirectUrl, encodeRedirectURL, encodeUrl, encodeURL, setDateHeader, setHeader, setIntHeader, setStatus, setStatus

Methods inherited from class javax.servlet.ServletResponseWrapper

flushBuffer, getBufferSize, getCharacterEncoding, getLocale, getResponse, isCommitted, reset, resetBuffer, setBufferSize, setContentLength, setContentType, setLocale, setResponse

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface javax.servlet.ServletResponse

flushBuffer, getBufferSize, getCharacterEncoding, getLocale, isCommitted, reset, resetBuffer, setBufferSize, setContentLength, setContentType, setLocale

Constructor Detail

RedirectedStreamServletResponseWrapper

public RedirectedStreamServletResponseWrapper(OutputStream outputStream,
                                              javax.servlet.http.HttpServletResponse response)

Parameters:

outputStream - the stream where the response will be written.

response - decorated response.

Method Detail

newExternalResourceLocator

protected UriLocator newExternalResourceLocator()

Returns:

UriLocator responsible for resolving external resources.

sendError

public void sendError(int sc)
               throws IOException

Specified by:

sendError in interface javax.servlet.http.HttpServletResponse

Overrides:

sendError in class javax.servlet.http.HttpServletResponseWrapper

Throws:

IOException

sendError

public void sendError(int sc,
                      String msg)
               throws IOException

Specified by:

sendError in interface javax.servlet.http.HttpServletResponse

Overrides:

sendError in class javax.servlet.http.HttpServletResponseWrapper

Throws:

IOException

sendRedirect

public void sendRedirect(String location)
                  throws IOException

By default, redirect does not allow writing to output stream its content. In order to support this use-case, we need to open a new connection and read the content manually.

Specified by:

sendRedirect in interface javax.servlet.http.HttpServletResponse

Overrides:

sendRedirect in class javax.servlet.http.HttpServletResponseWrapper

Throws:

IOException

getOutputStream

public javax.servlet.ServletOutputStream getOutputStream()
                                                  throws IOException

Specified by:

getOutputStream in interface javax.servlet.ServletResponse

Overrides:

getOutputStream in class javax.servlet.ServletResponseWrapper

Throws:

IOException

getWriter

public PrintWriter getWriter()
                      throws IOException

Specified by:

getWriter in interface javax.servlet.ServletResponse

Overrides:

getWriter in class javax.servlet.ServletResponseWrapper

Throws:

IOException