添加常量

4 years ago · 6359393f37
parent 6f3bd350f7
commit 6359393f37
1 changed files with 1 additions and 1 deletions
--- a/pattern-singleton/src/main/java/org/panda/singleton/Singleton.java
+++ b/pattern-singleton/src/main/java/org/panda/singleton/Singleton.java
@ -7,7 +7,7 @@ package org.panda.singleton;
 */
 public class Singleton {
-    private static Singleton singleton = new Singleton();
+    private static final Singleton singleton = new Singleton();
    private Singleton(){