public class ExpiresFilter.XHttpServletResponse extends HttpServletResponseWrapper
Wrapping extension of the HttpServletResponse to yrap the
"Start Write Response Body" event.
For performance optimization : this extended response holds the
lastModifiedHeader and cacheControlHeader values access
to the slow HttpServletResponseWrapper.getHeader(String) and to spare the string
to date to long conversion.
SC_ACCEPTED, SC_BAD_GATEWAY, SC_BAD_REQUEST, SC_CONFLICT, SC_CONTINUE, SC_CREATED, SC_EXPECTATION_FAILED, SC_FORBIDDEN, SC_FOUND, 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 and Description |
|---|
ExpiresFilter.XHttpServletResponse(HttpServletRequest request,
HttpServletResponse response) |
| Modifier and Type | Method and Description |
|---|---|
void |
addDateHeader(String name,
long date)
The default behavior of this method is to call addDateHeader(String name,
long date) on the wrapped response object.
|
void |
addHeader(String name,
String value)
The default behavior of this method is to return addHeader(String name,
String value) on the wrapped response object.
|
String |
getCacheControlHeader() |
long |
getLastModifiedHeader() |
ServletOutputStream |
getOutputStream()
The default behavior of this method is to return getOutputStream() on the
wrapped response object.
|
PrintWriter |
getWriter()
The default behavior of this method is to return getWriter() on the
wrapped response object.
|
boolean |
isLastModifiedHeaderSet() |
boolean |
isWriteResponseBodyStarted() |
void |
reset()
The default behavior of this method is to call reset() on the wrapped
response object.
|
void |
setDateHeader(String name,
long date)
The default behavior of this method is to call setDateHeader(String name,
long date) on the wrapped response object.
|
void |
setHeader(String name,
String value)
The default behavior of this method is to return setHeader(String name,
String value) on the wrapped response object.
|
void |
setWriteResponseBodyStarted(boolean writeResponseBodyStarted) |
addCookie, addIntHeader, containsHeader, encodeRedirectUrl, encodeRedirectURL, encodeUrl, encodeURL, getHeader, getHeaderNames, getHeaders, getStatus, sendError, sendError, sendRedirect, setIntHeader, setStatus, setStatusflushBuffer, getBufferSize, getCharacterEncoding, getContentType, getLocale, getResponse, isCommitted, isWrapperFor, isWrapperFor, resetBuffer, setBufferSize, setCharacterEncoding, setContentLength, setContentLengthLong, setContentType, setLocale, setResponseclone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, waitflushBuffer, getBufferSize, getCharacterEncoding, getContentType, getLocale, isCommitted, resetBuffer, setBufferSize, setCharacterEncoding, setContentLength, setContentLengthLong, setContentType, setLocalepublic ExpiresFilter.XHttpServletResponse(HttpServletRequest request, HttpServletResponse response)
public void addDateHeader(String name, long date)
javax.servlet.http.HttpServletResponseWrapperaddDateHeader in interface HttpServletResponseaddDateHeader in class HttpServletResponseWrappername - the name of the header to setdate - the additional date valueHttpServletResponse.setDateHeader(java.lang.String, long)public void addHeader(String name, String value)
javax.servlet.http.HttpServletResponseWrapperaddHeader in interface HttpServletResponseaddHeader in class HttpServletResponseWrappername - the name of the headervalue - the additional header value If it contains octet string, it
should be encoded according to RFC 2047
(http://www.ietf.org/rfc/rfc2047.txt)HttpServletResponse.setHeader(java.lang.String, java.lang.String)public String getCacheControlHeader()
public long getLastModifiedHeader()
public ServletOutputStream getOutputStream() throws IOException
javax.servlet.ServletResponseWrappergetOutputStream in interface ServletResponsegetOutputStream in class ServletResponseWrapperServletOutputStream for writing binary dataIOException - if an input or output exception occurredServletResponse.getWriter()public PrintWriter getWriter() throws IOException
javax.servlet.ServletResponseWrappergetWriter in interface ServletResponsegetWriter in class ServletResponseWrapperPrintWriter object that can return character data
to the clientUnsupportedEncodingException - if the character encoding returned by
getCharacterEncoding cannot be usedIOException - if an input or output exception occurredServletResponse.getOutputStream(),
ServletResponse.setCharacterEncoding(java.lang.String)public boolean isLastModifiedHeaderSet()
public boolean isWriteResponseBodyStarted()
public void reset()
javax.servlet.ServletResponseWrapperreset in interface ServletResponsereset in class ServletResponseWrapperServletResponse.setBufferSize(int),
ServletResponse.getBufferSize(),
ServletResponse.flushBuffer(),
ServletResponse.isCommitted()public void setDateHeader(String name, long date)
javax.servlet.http.HttpServletResponseWrappersetDateHeader in interface HttpServletResponsesetDateHeader in class HttpServletResponseWrappername - the name of the header to setdate - the assigned date valueHttpServletResponse.containsHeader(java.lang.String),
HttpServletResponse.addDateHeader(java.lang.String, long)public void setHeader(String name, String value)
javax.servlet.http.HttpServletResponseWrappersetHeader in interface HttpServletResponsesetHeader in class HttpServletResponseWrappername - the name of the headervalue - the header value If it contains octet string, it should be
encoded according to RFC 2047
(http://www.ietf.org/rfc/rfc2047.txt)HttpServletResponse.containsHeader(java.lang.String),
HttpServletResponse.addHeader(java.lang.String, java.lang.String)public void setWriteResponseBodyStarted(boolean writeResponseBodyStarted)
Copyright © 2000-2015 Apache Software Foundation. All Rights Reserved.