rightfilter.java

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package com.fpms.wwyz.model.utils;



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;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class RightFilter implements Filter {

	public void destroy() {
	}

	public void doFilter(ServletRequest arg0, ServletResponse arg1,
			FilterChain arg2) throws IOException, ServletException {
		HttpServletRequest request =(HttpServletRequest)arg0;
		HttpServletResponse response =(HttpServletResponse)arg1;
		String uri = request.getRequestURI();
		
		if(uri.endsWith("index.jsp")||uri.endsWith("gif")||uri.endsWith("jpg")||uri.contains("manager.do")||uri.contains("Frame")||uri.endsWith("css")){
			arg2.doFilter(arg0, arg1);
			return;
		}
		if(request.getSession().getAttribute("mvo")==null){
			response.sendRedirect(request.getContextPath()+"/index.jsp");
			return;
		}
		arg2.doFilter(arg0, arg1);
	}

	public void init(FilterConfig arg0) throws ServletException {	
	}

}