src/org/redkale/util/Utility.java

@@ -230,6 +230,38 @@ public final class Utility {
         return news;
     }
 
+    /**
+     * 获取int数组之和
+     *
+     * @param array 数组
+     *
+     * @return int
+     */
+    public static int sum(final int... array) {
+        if (array == null || array.length == 0) throw new NullPointerException("array is null or empty");
+        int sum = 0;
+        for (int i : array) {
+            sum += i;
+        }
+        return sum;
+    }
+
+    /**
+     * 获取long数组之和
+     *
+     * @param array 数组
+     *
+     * @return long
+     */
+    public static long sum(final long... array) {
+        if (array == null || array.length == 0) throw new NullPointerException("array is null or empty");
+        long sum = 0L;
+        for (long i : array) {
+            sum += i;
+        }
+        return sum;
+    }
+
     /**
      * 获取int数组最大值
      *