修复每秒平均数为0的问题

Author: wujiuye

README.md

@@ -155,3 +155,9 @@ public class Main{
     }
 }
 ```
+
+### A&Q
+
+* 1、平均请求数的统计有问题？
+平均请求数的计算：如果统计一分钟的qps，那么平均就是当前成功请求数/60秒。\
+所以要准确的话，前一分钟是准确的，当前分钟是不准确的。

src/main/java/com/wujiuye/flow/SecondFlower.java

@@ -18,7 +18,7 @@ public SecondFlower() {
 
     @Override
     protected long getWindowInterval(long windowInterval) {
-        return windowInterval;
+        return windowInterval / 1000;
     }
 
 }

src/main/java/com/wujiuye/flow/common/Metric.java

@@ -66,7 +66,7 @@ public interface Metric {
     void addRt(long rt);
 
     /**
-     * 获取以耗秒为单位的滑动窗口长度
+     * 获取以毫秒为单位的滑动窗口长度
      */
     long getWindowInterval();
 

src/test/java/com/wujiuye/flow/FlowTest.java

@@ -8,7 +8,7 @@
 public class FlowTest {
 
     public static void main(String[] args) throws InterruptedException {
-        FlowHelper flowHelper = new FlowHelper(FlowType.Minute);
+        FlowHelper flowHelper = new FlowHelper(FlowType.Second);
         new Thread(() -> {
             while (!Thread.interrupted()) {
                 try {
@@ -21,7 +21,7 @@ public static void main(String[] args) throws InterruptedException {
         }).start();
         new Thread(() -> {
             while (!Thread.interrupted()) {
-                Flower flower = flowHelper.getFlow(FlowType.Minute);
+                Flower flower = flowHelper.getFlow(FlowType.Second);
                 System.out.println("总请求数:" + flower.total());
                 System.out.println("成功请求数:" + flower.totalSuccess());
                 System.out.println("异常请求数:" + flower.totalException());