1 files changed, 38 insertions, 33 deletions
diff --git a/eidas_modules/authmodule-eIDAS-v2/src/main/java/at/asitplus/eidas/specific/modules/auth/eidas/v2/utils/EidasResponseUtils.java b/eidas_modules/authmodule-eIDAS-v2/src/main/java/at/asitplus/eidas/specific/modules/auth/eidas/v2/utils/EidasResponseUtils.java
index bb0545f7..1ca4cdb6 100644
--- a/eidas_modules/authmodule-eIDAS-v2/src/main/java/at/asitplus/eidas/specific/modules/auth/eidas/v2/utils/EidasResponseUtils.java
+++ b/eidas_modules/authmodule-eIDAS-v2/src/main/java/at/asitplus/eidas/specific/modules/auth/eidas/v2/utils/EidasResponseUtils.java
@@ -103,53 +103,58 @@ public class EidasResponseUtils {
    */
   // TODO: check possible problem with nonLatinCharacters
   public static List<String> translateStringListAttribute(AttributeDefinition<?> attributeDefinition,
-      ImmutableSet<? extends AttributeValue<?>> attributeValues) {
+      @Nullable ImmutableSet<? extends AttributeValue<?>> attributeValues) {
     final List<String> stringListAttribute = new ArrayList<>();
-
-    final AttributeValueMarshaller<?> attributeValueMarshaller = attributeDefinition
-        .getAttributeValueMarshaller();
-    for (final AttributeValue<?> attributeValue : attributeValues) {
-      String valueString = null;
-      try {
-        valueString = attributeValueMarshaller.marshal((AttributeValue) attributeValue);
-
-        log.trace("Find attr: {} with value: {} nonLatinFlag: {} needTransliteration: {}",
-            attributeDefinition.getFriendlyName(), attributeValue.toString(),
-            attributeValue.isNonLatinScriptAlternateVersion(),
-            AttributeValueTransliterator.needsTransliteration(valueString));
-
-        // if (attributeValue.isNonLatinScriptAlternateVersion()) {
-        if (!AttributeValueTransliterator.needsTransliteration(valueString)) {
-          stringListAttribute.add(0, valueString);
-
-        } else {
-          log.trace("Find 'needsTransliteration' flag. Setting this value at last list element ... ");
-          stringListAttribute.add(valueString);
-
+    if (attributeValues == null) {
+      log.info("Can not extract infos from 'null' attribute value");
+      
+    } else {    
+      final AttributeValueMarshaller<?> attributeValueMarshaller = 
+          attributeDefinition.getAttributeValueMarshaller();
+      for (final AttributeValue<?> attributeValue : attributeValues) {
+        String valueString = null;
+        try {
+          valueString = attributeValueMarshaller.marshal((AttributeValue) attributeValue);
+  
           log.trace("Find attr: {} with value: {} nonLatinFlag: {} needTransliteration: {}",
               attributeDefinition.getFriendlyName(), attributeValue.toString(),
               attributeValue.isNonLatinScriptAlternateVersion(),
               AttributeValueTransliterator.needsTransliteration(valueString));
-
+  
           // if (attributeValue.isNonLatinScriptAlternateVersion()) {
           if (!AttributeValueTransliterator.needsTransliteration(valueString)) {
             stringListAttribute.add(0, valueString);
-
+  
           } else {
             log.trace("Find 'needsTransliteration' flag. Setting this value at last list element ... ");
             stringListAttribute.add(valueString);
-
+  
+            log.trace("Find attr: {} with value: {} nonLatinFlag: {} needTransliteration: {}",
+                attributeDefinition.getFriendlyName(), attributeValue.toString(),
+                attributeValue.isNonLatinScriptAlternateVersion(),
+                AttributeValueTransliterator.needsTransliteration(valueString));
+  
+            // if (attributeValue.isNonLatinScriptAlternateVersion()) {
+            if (!AttributeValueTransliterator.needsTransliteration(valueString)) {
+              stringListAttribute.add(0, valueString);
+  
+            } else {
+              log.trace("Find 'needsTransliteration' flag. Setting this value at last list element ... ");
+              stringListAttribute.add(valueString);
+  
+            }
           }
+        } catch (final AttributeValueMarshallingException e) {
+          throw new IllegalStateException(e);
+  
         }
-      } catch (final AttributeValueMarshallingException e) {
-        throw new IllegalStateException(e);
-
-      }
+        
+      }  
+      log.trace("Extract values: {} for attr: {}",
+          StringUtils.join(stringListAttribute, ","), attributeDefinition.getFriendlyName());
+      
     }
-
-    log.trace("Extract values: {} for attr: {}",
-        StringUtils.join(stringListAttribute, ","), attributeDefinition.getFriendlyName());
-
+    
     return stringListAttribute;
 
   }