From 6a4e1c830cfc2ac3db8053ef18f0e49e264114c7 Mon Sep 17 00:00:00 2001
From: CaiHQ <caihq@pku.edu.cn>
Date: Thu, 30 Mar 2023 23:55:31 +0800
Subject: [PATCH] fix hardwareinfo missing in docker

---
 src/main/base/org/bdware/sc/encrypt/HardwareInfo.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/main/base/org/bdware/sc/encrypt/HardwareInfo.java b/src/main/base/org/bdware/sc/encrypt/HardwareInfo.java
index f98aa88..b43a80b 100644
--- a/src/main/base/org/bdware/sc/encrypt/HardwareInfo.java
+++ b/src/main/base/org/bdware/sc/encrypt/HardwareInfo.java
@@ -4,6 +4,7 @@ import java.io.BufferedReader;
 import java.io.IOException;
 import java.io.InputStreamReader;
 import java.util.Scanner;
+import java.util.UUID;
 
 public class HardwareInfo {
     public static OSType type = getOSType();
@@ -106,6 +107,9 @@ public class HardwareInfo {
                 e.printStackTrace();
             }
         }
+        if (result.toString().trim().equals("")) {
+            return UUID.randomUUID().toString();
+        }
         return result.toString().trim();
     }