package com.common.filter;
import lombok.extern.slf4j.Slf4j;
import org.slf4j.MDC;
import org.springframework.context.annotation.Configuration;
import javax.servlet.*;
import javax.servlet.http.HttpServletRequest;
import java.io.IOException;
import java.lang.management.ManagementFactory;
import java.lang.management.RuntimeMXBean;
import java.util.UUID;
@Configuration
@Slf4j
public class MDCFilter implements Filter {
private static final String SESSION_KEY = "sessionId";
@Override
public void init(FilterConfig filterConfig) {
//
}
@Override
public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
HttpServletRequest httpServletRequest = (HttpServletRequest) servletRequest;
mdc(httpServletRequest);
filterChain.doFilter(httpServletRequest, servletResponse);
}
@Override
public void destroy() {
//
}
public void mdc(HttpServletRequest httpServletRequest){
String url = httpServletRequest.getRequestURI();
MDC.put("RequestIP",httpServletRequest.getRemoteAddr());
MDC.put("Module",url);
MDC.put("RemoteHost",httpServletRequest.getRemoteHost());
MDC.put("ServerPort",httpServletRequest.getServerPort()+"");
MDC.put("ServerIP",httpServletRequest.getLocalAddr());
RuntimeMXBean runtime = ManagementFactory.getRuntimeMXBean();
String name = runtime.getName();
MDC.put("ProcessID ",name.substring(0, name.indexOf('@')));
MDC.put("Thread", Thread.currentThread().getName());
try{
String sessionId = UUID.randomUUID().toString().replace("-", "");
MDC.put(SESSION_KEY, sessionId);
}catch (Exception e){
log.warn("-------------set SESSION_KEY 异常---------------", e);
}
}
}
Original: https://www.cnblogs.com/tiancai/p/16489463.html
Author: 甜菜波波
Title: MDCFilter
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