[Bugfix] period args get wrong in bb formula

atms-api/src/main/java/pwc/taxtech/atms/dto/vatdto/BBParasBo.java

@@ -20,7 +20,7 @@ public class BBParasBo {
         reportCode = resolverString(args, ec, 0);
         columnIndex = resolverInteger(args, ec, 1);
         rowIndex = resolverInteger(args, ec, 2);
-        period = args.length == 4 ? resolverInteger(args, ec, 3) : 0;
+        period = args.length >= 4 ? resolverInteger(args, ec, 3) : 0;
         year = args.length == 5 ? resolverInteger(args, ec, 4) : 0;
     }