优化功能

src/main/java/xyz/zhouxy/plusone/commons/util/Numbers.java

@@ -16,6 +16,8 @@
 
 package xyz.zhouxy.plusone.commons.util;
 
+import java.math.BigDecimal;
+
 /**
  * Numbers
  *
@@ -23,10 +25,6 @@ package xyz.zhouxy.plusone.commons.util;
  */
 public class Numbers {
 
-    private Numbers() {
-        throw new IllegalStateException("Utility class");
-    }
-
     // sum
 
     public static int sum(final short... numbers) {
@@ -69,6 +67,14 @@ public class Numbers {
         return result;
     }
 
+    public static BigDecimal sum(final BigDecimal... numbers) {
+        BigDecimal result = BigDecimals.of("0.00");
+        for (BigDecimal number : numbers) {
+            result = result.add(number);
+        }
+        return result;
+    }
+
     // between
 
     public static boolean between(short value, short min, short max) {
@@ -90,4 +96,12 @@ public class Numbers {
     public static boolean between(double value, double min, double max) {
         return value >= min && value < max;
     }
+
+    public static boolean between(BigDecimal value, BigDecimal min, BigDecimal max) {
+        return BigDecimals.ge(value, min) && BigDecimals.lt(value, max);
+    }
+
+    private Numbers() {
+        throw new IllegalStateException("Utility class");
+    }
 }