Merge pull request shopizer-ecommerce#377 from wtune/patch-1

Bypass unnecessary getByCode query

Author: shopizer-ecommerce

sm-shop/src/main/java/com/salesmanager/shop/populator/customer/CustomerPopulator.java

@@ -229,7 +229,9 @@ public Customer populate(PersistableCustomer source, Customer target,
 			}
 
 			if(target.getDefaultLanguage()==null) {
-				Language lang = languageService.getByCode(source.getLanguage());
+				Language lang = source.getLanguage() == null ?
+						null : languageService.getByCode(source.getLanguage());
+				
 				if(lang==null) {
 					lang = store.getDefaultLanguage();
 				}