LogFilter.java

package me.test;

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.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

@WebFilter("/*")
public class LogFilter implements Filter {

    private static final Logger logger = LoggerFactory.getLogger(LogFilter.class);
    public LogFilter() {
    }

    public void destroy() {
    }

    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException,
            ServletException {
        HttpServletRequest req = (HttpServletRequest) request;
        HttpSession session = req.getSession(true);
        logger.info(" filter url = [" + req + "] , session id = " + session.getId());
        chain.doFilter(request, response);
    }
    public void init(FilterConfig fConfig) throws ServletException {
    }

}