How to analyze the Chinese problems of JSF
How to analyze the JSF Chinese problem, many novices are not very clear about this, in order to help you solve this problem, the following editor will explain for you in detail, people with this need can come to learn, I hope you can gain something.
I encountered a Chinese problem when I started learning JSF. After reading some articles, I suddenly remembered that Struts also had a Chinese problem. I think it should be the same with Filter at that time. Later, the Chinese problem was solved after it was added to the project.
Post the code
Web.xml part
Set Character Encoding
Comm.CN.SetCharacterEncodingFilter
Encoding
GBK
Set Character Encoding
/ *
Javabean part
Package comm.CN
Import java.io.IOException
Import javax.servlet.*
Public class SetCharacterEncodingFilter implements Filter
{
Protected String encoding = null
Protected FilterConfig filterConfig = null
Protected boolean ignore = true
Public void destroy () {
This.encoding = null
This.filterConfig = null
}
Public void doFilter (ServletRequest request, ServletResponse response
FilterChain chain)
Throws IOException, ServletException {
If (ignore | | (request.getCharacterEncoding () = = null)) {
String encoding = selectEncoding (request)
If (encoding! = null)
Request.setCharacterEncoding (encoding)
}
Chain.doFilter (request, response)
}
Public void init (FilterConfig filterConfig) throws ServletException {
This.filterConfig = filterConfig
This.encoding = filterConfig.getInitParameter ("encoding")
String value = filterConfig.getInitParameter ("ignore")
If (value = = null)
This.ignore = true
Else if (value.equalsIgnoreCase ("true"))
This.ignore = true
Else if (value.equalsIgnoreCase ("yes"))
This.ignore = true
Else
This.ignore = false
}
Protected String selectEncoding (ServletRequest request) {
Return (this.encoding)
}
}
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