From d4ed1eb6b37cbc90ef0ddb2fa3c00ba12ce5cd58 Mon Sep 17 00:00:00 2001
From: liukai <zhizhufan@foxmail.com>
Date: Wed, 29 May 2019 13:44:29 +0800
Subject: [PATCH] =?UTF-8?q?=E8=BF=94=E5=9B=9Enull?=
MIME-Version: 1.0
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---
 java/ReturnNull.java | 8 ++++++++
 1 file changed, 8 insertions(+)
 create mode 100644 java/ReturnNull.java

diff --git a/java/ReturnNull.java b/java/ReturnNull.java
new file mode 100644
index 0000000..8fbf2e9
--- /dev/null
+++ b/java/ReturnNull.java
@@ -0,0 +1,8 @@
+public Role getOne(String roleId) {
+    Role role = roleRepository.getOne(roleId);
+    if (role == null) {
+        return null;
+    } else {
+        return role;
+    }
+}
\ No newline at end of file
-- 
Gitee