com.fr.web.core.gzip

类 GZIPResponseWrapper

java.lang.Object

javax.servlet.ServletResponseWrapper

javax.servlet.http.HttpServletResponseWrapper

com.fr.web.core.gzip.GZIPResponseWrapper

所有已实现的接口:

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

public class GZIPResponseWrapper
extends javax.servlet.http.HttpServletResponseWrapper

经过gzip压缩的HTTP响应的一个包装，其中包含了HTTP响应，输出流以及打印器

字段概要

字段

限定符和类型	字段和说明
protected javax.servlet.http.HttpServletResponse	origResponse
protected javax.servlet.ServletOutputStream	stream
protected java.io.PrintWriter	writer

从接口继承的字段 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

构造器概要

构造器

构造器和说明
GZIPResponseWrapper(javax.servlet.http.HttpServletResponse response) 生成一个gzip压缩的http响应包装

方法概要

方法

限定符和类型	方法和说明
void	finishResponse() gzip响应完成，执行流的关闭等操作
void	flushBuffer() 清空缓冲区
javax.servlet.ServletOutputStream	getOutputStream()
java.io.PrintWriter	getWriter()
void	setContentLength(int length) 什么事也不做

从类继承的方法 javax.servlet.http.HttpServletResponseWrapper

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

从类继承的方法 javax.servlet.ServletResponseWrapper

getBufferSize, getCharacterEncoding, getContentType, getLocale, getResponse, isCommitted, isWrapperFor, isWrapperFor, reset, resetBuffer, setBufferSize, setCharacterEncoding, setContentLengthLong, setContentType, setLocale, setResponse

从类继承的方法 java.lang.Object

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

从接口继承的方法 javax.servlet.ServletResponse

getBufferSize, getCharacterEncoding, getContentType, getLocale, isCommitted, reset, resetBuffer, setBufferSize, setCharacterEncoding, setContentLengthLong, setContentType, setLocale

字段详细资料

origResponse

protected javax.servlet.http.HttpServletResponse origResponse

stream

protected javax.servlet.ServletOutputStream stream

writer

protected java.io.PrintWriter writer

构造器详细资料

GZIPResponseWrapper

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

生成一个gzip压缩的http响应包装

参数:

response - HTTP响应

方法详细资料

finishResponse

public void finishResponse()

gzip响应完成，执行流的关闭等操作

flushBuffer

public void flushBuffer()
                 throws java.io.IOException

清空缓冲区

指定者:

flushBuffer 在接口中 javax.servlet.ServletResponse

覆盖:

flushBuffer 在类中 javax.servlet.ServletResponseWrapper

抛出:

java.io.IOException

getOutputStream

public javax.servlet.ServletOutputStream getOutputStream()
                                                  throws java.io.IOException

指定者:

getOutputStream 在接口中 javax.servlet.ServletResponse

覆盖:

getOutputStream 在类中 javax.servlet.ServletResponseWrapper

返回:

返回该包装下的输出流

抛出:

java.io.IOException

getWriter

public java.io.PrintWriter getWriter()
                              throws java.io.IOException

指定者:

getWriter 在接口中 javax.servlet.ServletResponse

覆盖:

getWriter 在类中 javax.servlet.ServletResponseWrapper

返回:

返回该包装下的打印器

抛出:

java.io.IOException

setContentLength

public void setContentLength(int length)

什么事也不做

指定者:

setContentLength 在接口中 javax.servlet.ServletResponse

覆盖:

setContentLength 在类中 javax.servlet.ServletResponseWrapper

参数:

length -