com.sh.javax.compress

类 CompressFilter

java.lang.Object

com.sh.javax.compress.GenericFilter

com.sh.javax.compress.CompressFilter

所有已实现的接口:

javax.servlet.Filter

public class CompressFilter
extends GenericFilter

Description: 页面GZIP压缩,节省网络带宽

Title:首亨软件 - TSS/CRM等

从以下版本开始:

Aug 23, 2013

版本:

3.0

作者:

江兴春

字段概要

字段

限定符和类型	字段和说明
static java.lang.String	ACCEPT_ENCODING The header for accepted encodings
static java.lang.String	CONTENT_ENCODING The header for content encodings

构造器概要

构造器

构造器和说明
CompressFilter()

方法概要

限定符和类型	方法和说明
void	doFilterInternal(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, javax.servlet.FilterChain chain) Filters the response by wrapping the output stream, by checking to see if the browser will accept gzip encodings, and if they can, temporarily storing all of the response data and gzipping it before finally sending it to the client
void	printBanner(javax.servlet.ServletContext context) 启动时打印日志

从类继承的方法 com.sh.javax.compress.GenericFilter

destroy, doFilter, init, setFilterConfig

从类继承的方法 java.lang.Object

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

字段详细资料

ACCEPT_ENCODING

public static final java.lang.String ACCEPT_ENCODING

The header for accepted encodings

另请参阅:

常量字段值

CONTENT_ENCODING

public static final java.lang.String CONTENT_ENCODING

The header for content encodings

另请参阅:

常量字段值

构造器详细资料

CompressFilter

public CompressFilter()

方法详细资料

doFilterInternal

public void doFilterInternal(javax.servlet.http.HttpServletRequest request,
                             javax.servlet.http.HttpServletResponse response,
                             javax.servlet.FilterChain chain)
                      throws java.io.IOException,
                             javax.servlet.ServletException

Filters the response by wrapping the output stream, by checking to see if the browser will accept gzip encodings, and if they can, temporarily storing all of the response data and gzipping it before finally sending it to the client

指定者:

doFilterInternal 在类中 GenericFilter

参数:

request - the request to filter

response - the response to filter

chain - the FilterChain to participate in

抛出:

java.io.IOException - if there is a problem writing the data to the client

javax.servlet.ServletException - for servlet problems

printBanner

public void printBanner(javax.servlet.ServletContext context)

启动时打印日志

指定者:

printBanner 在类中 GenericFilter

参数:

context - ServletContext object to use for logging