encodingfilter.java

bbs论坛 采用java的Web开发strtus、hibernate

package com.wish.bbs.struts.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import com.wish.bbs.pojo.Manager;
import com.wish.bbs.pojo.User;

public class EncodingFilter implements Filter {

	public void destroy() {
		// TODO Auto-generated method stub

	}

	public void doFilter(ServletRequest arg0, ServletResponse arg1,
			FilterChain arg2) throws IOException, ServletException {
		HttpSession session=((HttpServletRequest)arg0).getSession();
		ServletContext application=session.getServletContext();
		Manager manager=(Manager)session.getAttribute("admin");
		User user=(User)session.getAttribute("user");
		String grade="0";
		if(user!=null){
			int count=user.getCount();
			if(count>0&&count<=200){
				grade="0";
			}else if(count>200&&count<=500){
				grade="1";
			}else if(count>500&&count<=1000){
				grade="2";
			}else if(count>1000&&count<=2000){
				grade="3";
			}else if(count>2000&&count<=4000){
				grade="4";
			}else if(count>4000){
				grade="5";
			}
		}
		session.setAttribute("usergrade", grade);
		if(manager!=null){
			grade="20";
			session.setAttribute("usergrade", grade);
		}
		
		arg0.setCharacterEncoding("gb2312");
		arg2.doFilter(arg0, arg1);
	}

	public void init(FilterConfig arg0) throws ServletException {
		// TODO Auto-generated method stub

	}

}