hibernate_中文乱码

package   com.zitong.util; 


import   java.io.IOException; 
import   javax.servlet.Filter; 
import   javax.servlet.FilterChain; 
import   javax.servlet.FilterConfig; 
import   javax.servlet.ServletException; 
import   javax.servlet.ServletRequest; 
import   javax.servlet.ServletResponse; 

public   class   SetCharacterEncodingFilter   implements   Filter   { 


        //   -----------------------------------------------------   Instance   Variables 


        /** 
          *   The   default   character   encoding   to   set   for   requests   that   pass   through 
          *   this   filter. 
          */ 
        protected   String   encoding   =   null; 


        /** 
          *   The   filter   configuration   object   we   are   associated   with.     If   this   value 
          *   is   null,   this   filter   instance   is   not   currently   configured. 
          */ 
        protected   FilterConfig   filterConfig   =   null;