update JavaExample

Author: BetterZhang

src/com/betterzhang/learnkotlin/java/JavaExample.java

@@ -177,14 +177,4 @@ int getScore2(int value) {
         return 2 * value;
     }
 
-}
-
-class Util {
-    private Util() {}
-    public static int getScore(int value) {
-        return 2 * value;
-    }
-    public static int triple(int value) {
-        return 3 * value;
-    }
-}
+}

src/com/betterzhang/learnkotlin/java/Util.java

@@ -0,0 +1,22 @@
+package com.betterzhang.learnkotlin.java;
+
+/**
+ * Created by IntelliJ IDEA.
+ * Author : Andrew Zhang
+ * Email  : [email protected]
+ * Time   : 2017/06/28 上午 10:37
+ * Desc   : description
+ */
+public class Util {
+
+    private Util() {}
+
+    public static int getScore(int value) {
+        return 2 * value;
+    }
+
+    public static int triple(int value) {
+        return 3 * value;
+    }
+
+}