From b13b07fb0525a4a6d7cb8e157bd9e9dfb147d387 Mon Sep 17 00:00:00 2001
From: Redkale <22250530@qq.com>
Date: Thu, 17 May 2018 17:06:57 +0800
Subject: [PATCH]

---
 src/org/redkale/util/Utility.java | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/org/redkale/util/Utility.java b/src/org/redkale/util/Utility.java
index 4c603fbf2..74e2c2e8d 100644
--- a/src/org/redkale/util/Utility.java
+++ b/src/org/redkale/util/Utility.java
@@ -137,6 +137,17 @@ public final class Utility {
     private Utility() {
     }
 
+    /**
+     * 创建随机源
+     *
+     * @return SecureRandom
+     */
+    public static SecureRandom createRandom() {
+        SecureRandom random = new SecureRandom();
+        random.setSeed(System.nanoTime());
+        return random;
+    }
+
     /**
      * 将多个key:value的字符串键值对组合成一个Map，items长度必须是偶数, 参数个数若是奇数的话，最后一个会被忽略
      * 类似 JDK9中的 Map.of 方法