From 03fcf43a890eb96f691aaa62d0801f2f98b57028 Mon Sep 17 00:00:00 2001
From: Redkale <8730487+redkale@users.noreply.github.com>
Date: Wed, 19 Sep 2018 11:11:59 +0800
Subject: [PATCH]

---
 src/org/redkale/util/Utility.java | 58 +++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)

diff --git a/src/org/redkale/util/Utility.java b/src/org/redkale/util/Utility.java
index 9abc86a4b..838126f0c 100644
--- a/src/org/redkale/util/Utility.java
+++ b/src/org/redkale/util/Utility.java
@@ -1081,6 +1081,64 @@ public final class Utility {
         return md5.digest(str.getBytes());
     }
 
+    /**
+     * SHA-256
+     *
+     * @param bs 待hash数据
+     *
+     * @return hash值
+     */
+    public static String sha256Hex(byte[] bs) {
+        return binToHexString(sha256Bytes(bs));
+    }
+
+    /**
+     * SHA-256
+     *
+     * @param bs 待hash数据
+     *
+     * @return hash值
+     */
+    public static byte[] sha256Bytes(byte[] bs) {
+        if (bs == null) return null;
+        MessageDigest digester;
+        try {
+            digester = MessageDigest.getInstance("SHA-256");
+        } catch (NoSuchAlgorithmException ex) {
+            throw new RuntimeException(ex);
+        }
+        return digester.digest(bs);
+    }
+
+    /**
+     * SHA-256
+     *
+     * @param str 待hash数据
+     *
+     * @return hash值
+     */
+    public static String sha256Hex(String str) {
+        return binToHexString(sha256Bytes(str));
+    }
+
+    /**
+     * SHA-256
+     *
+     * @param str 待hash数据
+     *
+     * @return hash值
+     */
+    public static byte[] sha256Bytes(String str) {
+        if (str == null) return null;
+        MessageDigest digester;
+        try {
+            digester = MessageDigest.getInstance("SHA-256");
+        } catch (NoSuchAlgorithmException ex) {
+            throw new RuntimeException(ex);
+        }
+        return digester.digest(str.getBytes());
+    }
+
     /**
      * 将字节数组转换为16进制字符串
      *