1 files changed, 15 insertions, 1 deletions
diff --git a/modules/eidas_proxy-sevice/src/main/java/at/asitplus/eidas/specific/modules/msproxyservice/handler/IEidasAttributeHandler.java b/modules/eidas_proxy-sevice/src/main/java/at/asitplus/eidas/specific/modules/msproxyservice/handler/IEidasAttributeHandler.java
index 02e091ef..5a9c8d8c 100644
--- a/modules/eidas_proxy-sevice/src/main/java/at/asitplus/eidas/specific/modules/msproxyservice/handler/IEidasAttributeHandler.java
+++ b/modules/eidas_proxy-sevice/src/main/java/at/asitplus/eidas/specific/modules/msproxyservice/handler/IEidasAttributeHandler.java
@@ -1,6 +1,10 @@
 package at.asitplus.eidas.specific.modules.msproxyservice.handler;
 
+import javax.annotation.Nullable;
+
 import at.asitplus.eidas.specific.core.config.ServiceProviderConfiguration;
+import at.gv.egiz.eaaf.core.api.idp.IEidAuthData;
+import lombok.NonNull;
 
 /**
  * Handlers for attribute-processing that requires more features than a simple mapping.
@@ -15,7 +19,17 @@ public interface IEidasAttributeHandler {
    * 
    * @param spConfig SP configuration that was build from incoming eIDAS Authn. request.
    */
-  void performSpConfigPostprocessing(ServiceProviderConfiguration spConfig);
+  void performSpConfigPostprocessing(@NonNull ServiceProviderConfiguration spConfig);
+
+  
+  /**
+   * Build eIDAS attribute-value from authentication data.
+   * 
+   * @param eidAuthData Authentication data for current process
+   * @return attribute-value if attribute is available, otherwise <code>null</code>
+   */
+  @Nullable
+  String buildAttributeValue(@NonNull IEidAuthData eidAuthData);