diff --git a/calc/com/tenwa/flow/CopyDChargeTempToFormal.java b/calc/com/tenwa/flow/CopyDChargeTempToFormal.java
index 7038800d3..792f3be98 100644
--- a/calc/com/tenwa/flow/CopyDChargeTempToFormal.java
+++ b/calc/com/tenwa/flow/CopyDChargeTempToFormal.java
@@ -31,7 +31,7 @@ public class CopyDChargeTempToFormal extends BaseBussiness{
 		BizObject dibo = JBOFactory.getBizObjectManager(DISTRIBUTOR_INFO_TEMP.CLASS_NAME, Sqlca).createQuery("flowunid=:flowunid").setParameter("flowunid",flowunid).getSingleResult(false);
 		BizObject deit = JBOFactory.createBizObjectQuery(D_DEPOSITCHARGE_INFO_TEMP.CLASS_NAME, "flowunid=:flowunid").setParameter("flowunid",flowunid).getSingleResult(false);
 		String num = dibo.getAttribute("TOTAL")==null?"0":dibo.getAttribute("TOTAL").getString();//.getString();
-		BigDecimal total = new BigDecimal(num==""?"0":num);
+		BigDecimal total = new BigDecimal("".equals(num)?"0":num);
 		BigDecimal cautionMoney = new BigDecimal(deit.getAttribute(D_DEPOSITRETURN_INFO_TEMP.CAUTION_MONEY).getString());
 		double num1 = total.add(cautionMoney).doubleValue();
 		JBOFactory.getBizObjectManager(DISTRIBUTOR_INFO.CLASS_NAME,Sqlca).createQuery("update o set TOTAL='"+num1+"' where distributor_no='"+DistributorNo+"'").executeUpdate();