fix(图表): 修复分布图指标引用字段含空值-更新图表-数据异常的问题

core/core-backend/src/main/java/io/dataease/chart/charts/impl/pie/PieHandler.java

@@ -89,7 +89,6 @@ public class PieHandler extends YoyChartHandler {
     }
 
     private boolean isPositive(Object value) {
-        if (Objects.isNull(value)) return false;
         if (value instanceof String) {
             try {
                 return new BigDecimal((String) value).compareTo(BigDecimal.ZERO) >= 0;