75 lines
2.6 KiB
Java
75 lines
2.6 KiB
Java
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package com.nis.interceptor;
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import java.text.SimpleDateFormat;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import org.springframework.core.NamedThreadLocal;
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import org.springframework.web.servlet.HandlerInterceptor;
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import org.springframework.web.servlet.ModelAndView;
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import com.nis.util.DateUtils;
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import com.nis.util.LogUtils;
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import com.nis.web.service.BaseService;
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public class LogInterceptor extends BaseService implements HandlerInterceptor{
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private static final ThreadLocal<Long> timeThreadLocal =
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new NamedThreadLocal<Long>("ThreadLocal StartTime");
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@Override
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public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler)
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throws Exception {
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long beginTime = System.currentTimeMillis();//1、开始时间
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timeThreadLocal.set(beginTime); //线程绑定变量（该数据只有当前请求的线程可见）
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if (logger.isDebugEnabled()){
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logger.debug("开始计时: {} URI: {}", new SimpleDateFormat("hh:mm:ss.SSS")
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.format(beginTime), request.getRequestURI());
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}
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return true;
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}
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@Override
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public void postHandle(HttpServletRequest request, HttpServletResponse response, Object handler,
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ModelAndView modelAndView) throws Exception {
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if (modelAndView != null){
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logger.info("ViewName: " + modelAndView.getViewName());
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}
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}
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@Override
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public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex)
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throws Exception {
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long beginTime = timeThreadLocal.get();//得到线程绑定的局部变量（开始时间）
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long endTime = System.currentTimeMillis(); //2、结束时间
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long consumerTime = endTime - beginTime;
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// 打印JVM信息。
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if (logger.isDebugEnabled()){
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Object[] params = new Object[]{
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new SimpleDateFormat("hh:mm:ss.SSS").format(endTime)
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, DateUtils.formatDateTime(consumerTime)
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,request.getRequestURI()
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,Runtime.getRuntime().maxMemory()/1024/1024
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,Runtime.getRuntime().totalMemory()/1024/1024
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,Runtime.getRuntime().freeMemory()/1024/1024
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,(Runtime.getRuntime().maxMemory()-Runtime.getRuntime().totalMemory()+Runtime.getRuntime().freeMemory())/1024/1024};
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logger.debug("计时结束：{} 耗时：{} URI: {} 最大内存: {}m 已分配内存: {}m 已分配内存中的剩余空间: {}m 最大可用内存: {}m",params);
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}
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// 保存日志
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LogUtils.saveLog(request, handler, ex, null, consumerTime);
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}
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}
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