[bugfix] use optional instead use get directe

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

@@ -36,6 +36,7 @@ import pwc.taxtech.atms.vat.entity.ValidationInfoExample;
 import pwc.taxtech.atms.vat.entity.VatEnterpriseAccount;
 import pwc.taxtech.atms.vat.entity.VatEnterpriseAccountExample;
 
+import javax.swing.text.html.Option;
 import java.io.StringReader;
 import java.math.BigDecimal;
 import java.util.ArrayList;
@@ -43,6 +44,7 @@ import java.util.Comparator;
 import java.util.Date;
 import java.util.HashSet;
 import java.util.List;
+import java.util.Optional;
 import java.util.Set;
 import java.util.UUID;
 import java.util.stream.Collectors;
@@ -220,11 +222,11 @@ public class DataImportServiceImpl {
         List<Balance> addlist = new ArrayList<>();
         List<VatEnterpriseAccount> vats = vatEnterpriseAccountMapper.selectByExample(null);
         companyBalanceList.forEach(compbalance -> {
-            VatEnterpriseAccount directionDto = vats.stream().filter(m -> m.getAcctCode().equals(compbalance.getAcctCode()))
-                    .findFirst().get();
+            Optional<VatEnterpriseAccount> directionDto = vats.stream().filter(m -> m.getAcctCode().equals(compbalance.getAcctCode()))
+                    .findFirst();
 
-            if (directionDto != null) {
-                Integer direction = directionDto.getDirection();
+            if (directionDto.isPresent()) {
+                Integer direction = directionDto.get().getDirection();
                 Balance balanceDto = new Balance();
                 balanceDto.setBalanceId(UUID.randomUUID().toString());
                 balanceDto.setPeriodId(compbalance.getPeriodId());