修改日志打印功能，打印更加详细的日志

yzg-util-base/src/main/java/com/yanzuoguang/util/helper/CalcHelper.java

@@ -208,6 +208,9 @@ public class CalcHelper {
         if (scale < 0) {
             throw new IllegalArgumentException("The scale must be a positive integer or zero");
         }
+        if (d1 == 0) {
+            return 0;
+        }
         BigDecimal b1 = new BigDecimal(Double.toString(d1));
         BigDecimal b2 = new BigDecimal(Double.toString(d2));
         return b1.divide(b2, scale, RoundingMode.HALF_UP).doubleValue();
@@ -233,6 +236,9 @@ public class CalcHelper {
      * @return 结果
      */
     public static double divList(double d1, double... d2) {
+        if (d1 == 0) {
+            return 0;
+        }
         double ret = d1;
         for (double item : d2) {
             ret = div(ret, item);

yzg-util-base/src/test/java/helper/TestCalc.java

@@ -36,6 +36,10 @@ public class TestCalc {
         CalcHelper.mulList(d1, d2, 0.5);
         CalcHelper.divList(d1, d2, 0.5);
 
+        CalcHelper.divList(0, 0, 0.5);
+        CalcHelper.div(0, 0);
+        CalcHelper.divDouble(0D, 0D);
+
 
 
         CalcHelper.addListDouble((Double)null, d2, 0.3);