cleanup

diff --git a/cdmlib-services/src/main/java/eu/etaxonomy/cdm/api/facade/DerivedUnitFacadeFieldUnitCacheStrategy.java b/cdmlib-services/src/main/java/eu/etaxonomy/cdm/api/facade/DerivedUnitFacadeFieldUnitCacheStrategy.java
index c0af76015866b202f9d05a8873cd14cb6b70a374..2531bc5d35729529de14e9806745a9b70da01057 100644 (file)
--- a/cdmlib-services/src/main/java/eu/etaxonomy/cdm/api/facade/DerivedUnitFacadeFieldUnitCacheStrategy.java
+++ b/cdmlib-services/src/main/java/eu/etaxonomy/cdm/api/facade/DerivedUnitFacadeFieldUnitCacheStrategy.java
@@ -220,12 +220,12 @@ public class DerivedUnitFacadeFieldUnitCacheStrategy extends StrategyBase implem
                String code = "";
                if(facade.getCollection() != null){
                        code = facade.getCollection().getCode();
-                       if (CdmUtils.isEmpty(code)){
+                       if (isBlank(code)){
                                Institution institution = facade.getCollection().getInstitute();
                                if (institution != null){
                                        code = institution.getCode();
                                }
-                               if (CdmUtils.isEmpty(code)){
+                               if (isBlank(code)){
                                        Collection superCollection = facade.getCollection().getSuperCollection();
                                        if (superCollection != null){
                                                code = superCollection.getCode();