Merge branch 'dev_oracle' of http://code.tech.tax.asia.pwcinternal.com/root/atms into dev_oracle

atms-api/src/main/java/pwc/taxtech/atms/vat/service/impl/ReportServiceImpl.java

@@ -987,6 +987,7 @@ public class ReportServiceImpl {
                                 dataSource.setUpdateTime(new Date());
                                 periodDataSourceMapper.updateByPrimaryKeySelective(dataSource);
                                 if (!cellData.getData().equals("#VALUE!")) {
+                                    if(StringUtils.isBlank(cellData.getData())) cellData.setData("0");
                                     cellData.setData(new BigDecimal(cellData.getData()).add(changeValue).toString());
                                 } else {
                                     cellData.setData(new BigDecimal("0.0").add(changeValue).toString());