jodd.servlet.filter
Class CharArrayResponseWrapper

java.lang.Object
  javax.servlet.ServletResponseWrapper
      javax.servlet.http.HttpServletResponseWrapper
          jodd.servlet.filter.CharArrayResponseWrapper

All Implemented Interfaces:

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

public class CharArrayResponseWrapper
extends javax.servlet.http.HttpServletResponseWrapper

Response wrapper that takes everything the client would normally output and saves it in character array. It works only for writers, byte stream is not buffered.

Field Summary

protected java.io.PrintWriter	printWriter
protected FastCharArrayWriter	writer

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_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 Summary

CharArrayResponseWrapper(javax.servlet.http.HttpServletResponse response)
Initializes wrapper by creating FastCharArrayWriter that will be used to accumulate the response.

Method Summary

void	close() Explicitly closes the writer.
java.io.PrintWriter	getWriter() Returns buffered writer.
void	reset()
int	size() Returns the size (number of characters) of written data.
char[]	toCharArray() Get the underlying character array or null if writer not used.
java.lang.String	toString() Get a String representation of the entire buffer.

Methods inherited from class javax.servlet.http.HttpServletResponseWrapper

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

Methods inherited from class javax.servlet.ServletResponseWrapper

flushBuffer, getBufferSize, getCharacterEncoding, getContentType, getLocale, getOutputStream, getResponse, isCommitted, resetBuffer, setBufferSize, setCharacterEncoding, setContentLength, setContentType, setLocale, setResponse

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.servlet.ServletResponse

flushBuffer, getBufferSize, getCharacterEncoding, getContentType, getLocale, getOutputStream, isCommitted, resetBuffer, setBufferSize, setCharacterEncoding, setContentLength, setContentType, setLocale

Field Detail

writer

protected FastCharArrayWriter writer

printWriter

protected java.io.PrintWriter printWriter

Constructor Detail

CharArrayResponseWrapper

public CharArrayResponseWrapper(javax.servlet.http.HttpServletResponse response)

Initializes wrapper by creating FastCharArrayWriter that will be used to accumulate the response.

Method Detail

getWriter

public java.io.PrintWriter getWriter()

Returns buffered writer. Buffer will be created if not already used.

Specified by:

getWriter in interface javax.servlet.ServletResponse

Overrides:

getWriter in class javax.servlet.ServletResponseWrapper

toString

public java.lang.String toString()

Get a String representation of the entire buffer.

Do not call this method multiple times on the same wrapper as new string is created every time.

Overrides:

toString in class java.lang.Object

reset

public void reset()

Specified by:

reset in interface javax.servlet.ServletResponse

Overrides:

reset in class javax.servlet.ServletResponseWrapper

close

public void close()

Explicitly closes the writer.

size

public int size()

Returns the size (number of characters) of written data.

toCharArray

public char[] toCharArray()

Get the underlying character array or null if writer not used.