diff --git a/src/main/java/io/qyi/e5/service/task/impl/TaskImpl.java b/src/main/java/io/qyi/e5/service/task/impl/TaskImpl.java
index 8544e3f..aece88d 100644
--- a/src/main/java/io/qyi/e5/service/task/impl/TaskImpl.java
+++ b/src/main/java/io/qyi/e5/service/task/impl/TaskImpl.java
@@ -56,6 +56,7 @@ public class TaskImpl implements ITask {
             Outlook next = iterator.next();
             /*根据用户设置生成随机数*/
             String Expiration = getRandom(next.getCronTimeRandomStart(), next.getCronTimeRandomEnd());
+            System.out.println("生成随机调用时间,github ID" + next.getGithubId() + ",时间:" + Expiration);
             send(next.getGithubId(), Expiration);
         }
     }
diff --git a/src/test/java/io/qyi/e5/string/MyThread.java b/src/test/java/io/qyi/e5/string/MyThread.java
new file mode 100644
index 0000000..386f2fa
--- /dev/null
+++ b/src/test/java/io/qyi/e5/string/MyThread.java
@@ -0,0 +1,46 @@
+package io.qyi.e5.string;
+
+import java.util.Date;
+import java.util.Random;
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.ScheduledThreadPoolExecutor;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * @program: e5
+ * @description:
+ * @author: 落叶随风
+ * @create: 2020-04-20 00:38
+ **/
+public class MyThread implements Runnable {
+    private Random random = null;
+
+    public MyThread() {
+        random = new Random();
+    }
+
+    @Override
+    public void run() {
+        try {
+            System.out.println("任务执行开始:" + new Date());
+            /**使用随机延时[0-3]秒来模拟执行任务*/
+            int sleepNumber = random.nextInt(3);
+            TimeUnit.SECONDS.sleep(2);
+            System.out.println("任务执行完毕:" + new Date());
+        } catch (InterruptedException e) {
+            e.printStackTrace();
+        }
+    }
+
+    public static void main(String[] args) {
+        ScheduledThreadPoolExecutor service = new ScheduledThreadPoolExecutor(2);
+        System.out.println("开始任务");
+
+        for (int i = 0; i < 4; i++) {
+            //延时3秒执行
+            service.schedule(new MyThread(), 3, TimeUnit.SECONDS);
+        }
+        System.out.println("结束任务");
+    }
+}
diff --git a/src/test/java/io/qyi/e5/string/dome01.java b/src/test/java/io/qyi/e5/string/dome01.java
index be53f9a..f941365 100644
--- a/src/test/java/io/qyi/e5/string/dome01.java
+++ b/src/test/java/io/qyi/e5/string/dome01.java
@@ -4,10 +4,15 @@ import com.google.gson.Gson;
 import com.google.gson.JsonArray;
 import com.google.gson.JsonElement;
 import com.google.gson.JsonObject;
+import lombok.SneakyThrows;
 import org.junit.jupiter.api.Test;
 
+import java.util.Date;
 import java.util.Iterator;
 import java.util.Random;
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.TimeUnit;
 
 /**
  * @program: e5
@@ -44,9 +49,15 @@ public class dome01 {
         for (int i = 0; i < 30; i++) {
             System.out.println(getRandom(3600,7200));
         }
+    }
+
+    @Test
+    public void ScheduledExecutor(){
 
     }
 
+
+
     public String getRandom(int start, int end){
         Random r = new Random();
         String Expiration = String.valueOf((r.nextInt(end-start +1) + start) );