ref #10057 fix isEmpty in OriginalSourceBase

diff --git a/cdmlib-model/src/main/java/eu/etaxonomy/cdm/model/reference/OriginalSourceBase.java b/cdmlib-model/src/main/java/eu/etaxonomy/cdm/model/reference/OriginalSourceBase.java
index ca867ffe738fcd67d89a454a5c0fe3b941b7f417..b6fccb8776f04cc8092ed1a50bcf53c04ab296e8 100644 (file)
--- a/cdmlib-model/src/main/java/eu/etaxonomy/cdm/model/reference/OriginalSourceBase.java
+++ b/cdmlib-model/src/main/java/eu/etaxonomy/cdm/model/reference/OriginalSourceBase.java
@@ -311,13 +311,14 @@ public abstract class OriginalSourceBase
                && isBlank(this.getOriginalInfo())
                && isBlank(this.getIdInSource())
                && isBlank(this.getIdNamespace())
-               && this.accessed == null || this.accessed.isEmpty()
+               && (this.accessed == null || this.accessed.isEmpty())
                && this.links.isEmpty()
                && this.cdmSource == null
            ;
        }
 
 //************************ toString ***************************************/
+
        @Override
        public String toString(){
                if (isNotBlank(idInSource) || isNotBlank(idNamespace) ){