public class SetCharacterEncodingFilter
extends java.lang.Object
implements javax.servlet.Filter
| 限定符和类型 | 字段和说明 |
|---|---|
protected java.lang.String |
encoding
The default character encoding to set for requests that pass through
this filter.
|
protected javax.servlet.FilterConfig |
filterConfig
The filter configuration object we are associated with.
|
protected boolean |
ignore
Should a character encoding specified by the client be ignored?
|
| 构造器和说明 |
|---|
SetCharacterEncodingFilter() |
| 限定符和类型 | 方法和说明 |
|---|---|
void |
destroy()
Take this filter out of service.
|
void |
doFilter(javax.servlet.ServletRequest request,
javax.servlet.ServletResponse response,
javax.servlet.FilterChain chain)
Select and set (if specified) the character encoding to be used to
interpret request parameters for this request.
|
void |
init(javax.servlet.FilterConfig filterConfig)
Place this filter into service.
|
protected java.lang.String |
selectEncoding(javax.servlet.ServletRequest request)
Select an appropriate character encoding to be used, based on the
characteristics of the current request and/or filter initialization
parameters.
|
protected java.lang.String encoding
protected javax.servlet.FilterConfig filterConfig
protected boolean ignore
public void destroy()
destroy 在接口中 javax.servlet.Filterpublic void doFilter(javax.servlet.ServletRequest request,
javax.servlet.ServletResponse response,
javax.servlet.FilterChain chain)
throws java.io.IOException,
javax.servlet.ServletException
doFilter 在接口中 javax.servlet.Filterrequest - The servlet request we are processingresult - The servlet response we are creatingchain - The filter chain we are processingjava.io.IOException - if an input/output error occursjavax.servlet.ServletException - if a servlet error occurspublic void init(javax.servlet.FilterConfig filterConfig)
throws javax.servlet.ServletException
init 在接口中 javax.servlet.FilterfilterConfig - The filter configuration objectjavax.servlet.ServletExceptionprotected java.lang.String selectEncoding(javax.servlet.ServletRequest request)
null.
The default implementation unconditionally returns the value configured by the encoding initialization parameter for this filter.
request - The servlet request we are processing