coredemo/framework/middleware/Cost.go

package middleware

import (
    "coredemo/framework"
    "log"
    "time"
)

func Cost() framework.ControllerHandler  {
    return func(c *framework.Context) error {
        // 记录开始时间
        start := time.Now()
        c.Next()
        end := time.Now()
        cost := end.Sub(start)
        log.Printf("api uri: %v, cost: %v sendond(s)", c.GetRequest().RequestURI, cost.Seconds())

        return nil
    }
}