encodingfilter.java

实现银行系统中某个部门的计算机设备管理、公共信息管理、权限用户管理、系统设置等,为系统的安全正常运行提供保障

package com.isoftstone.banktearm1.tools;

import java.io.IOException;
import java.util.Enumeration;

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

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 {
		HttpServletRequest request=(HttpServletRequest)arg0;
		HttpServletResponse response=(HttpServletResponse)arg1;
		Enumeration en=request.getParameterNames();
//		System.out.println(request.getRequestURI());
		while(en.hasMoreElements()){
			String temp=(String)en.nextElement();
			String tempValue=request.getParameter(temp);
			tempValue=new String(tempValue.getBytes("ISO-8859-1"),"gb2312");
			request.setAttribute(temp,tempValue);
		}
		arg2.doFilter(request, response);
	}

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

	}
}