Add isSystemUser to DeletionUserInfo

cds-feature-attachments/src/main/java/com/sap/cds/feature/attachments/service/AttachmentsServiceImpl.java

@@ -81,6 +81,7 @@ public void restoreAttachment(Instant restoreTimestamp) {
   private DeletionUserInfo fillDeletionUserInfo(UserInfo userInfo) {
     var deletionUserInfo = DeletionUserInfo.create();
     deletionUserInfo.setName(userInfo.getName());
+    deletionUserInfo.setIsSystemUser(userInfo.isSystemUser());
     return deletionUserInfo;
   }
 }

cds-feature-attachments/src/main/java/com/sap/cds/feature/attachments/service/model/servicehandler/DeletionUserInfo.java

@@ -13,6 +13,7 @@
 public interface DeletionUserInfo extends CdsData {
 
   String NAME = "name";
+  String IS_SYSTEM_USER = "isSystemUser";
 
   static DeletionUserInfo create() {
     return Struct.create(DeletionUserInfo.class);
@@ -21,4 +22,8 @@ static DeletionUserInfo create() {
   String getName();
 
   void setName(String id);
+
+  Boolean getIsSystemUser();
+
+  void setIsSystemUser(Boolean isSystemUser);
 }

cds-feature-attachments/src/test/java/com/sap/cds/feature/attachments/service/AttachmentsServiceImplTest.java

@@ -180,12 +180,14 @@ void restoreAttachmentAttachmentInsertsData() {
   private ModifiableUserInfo mockUserInfo() {
     var userInfo = UserInfo.create();
     userInfo.setName("some name");
+    userInfo.setIsSystemUser(true);
     return userInfo;
   }
 
   private void validateUerInfo(
       AttachmentMarkAsDeletedEventContext deleteEventContext, ModifiableUserInfo userInfo) {
     var deletionUserInfo = deleteEventContext.getDeletionUserInfo();
     assertThat(deletionUserInfo.getName()).isEqualTo(userInfo.getName());
+    assertThat(deletionUserInfo.getIsSystemUser()).isEqualTo(userInfo.isSystemUser());
   }
 }

cds-feature-attachments/src/test/java/com/sap/cds/feature/attachments/service/model/servicehandler/DeletionUserInfoTest.java

@@ -22,16 +22,20 @@ void dataCanBeRead() {
     var name = "some name";
 
     cut.setName(name);
+    cut.setIsSystemUser(true);
 
     assertThat(cut.getName()).isEqualTo(name);
+    assertThat(cut.getIsSystemUser()).isTrue();
   }
 
   @Test
   void dataCanBeReadWithConstant() {
     var name = "some_name";
 
     cut.setName(name);
+    cut.setIsSystemUser(false);
 
     assertThat(cut).containsEntry(DeletionUserInfo.NAME, name);
+    assertThat(cut).containsEntry(DeletionUserInfo.IS_SYSTEM_USER, false);
   }
 }

integration-tests/srv/src/test/java/com/sap/cds/feature/attachments/integrationtests/nondraftservice/OdataRequestValidationWithTestHandlerTest.java

@@ -163,6 +163,8 @@ protected void verifySingleDeletionEvent(String contentId) {
               assertThat(event.context()).isInstanceOf(AttachmentMarkAsDeletedEventContext.class);
               var deleteContext = (AttachmentMarkAsDeletedEventContext) event.context();
               assertThat(deleteContext.getContentId()).isEqualTo(contentId);
+              assertThat(deleteContext.getDeletionUserInfo().getName()).isEqualTo("anonymous");
+              assertThat(deleteContext.getDeletionUserInfo().getIsSystemUser()).isFalse();
             });
   }
 
@@ -203,7 +205,11 @@ private Predicate<EventContextHolder> verifyContentIdAndUserInfo(
             && ((AttachmentMarkAsDeletedEventContext) event.context())
                 .getDeletionUserInfo()
                 .getName()
-                .equals("anonymous");
+                .equals("anonymous")
+            && Boolean.FALSE.equals(
+                ((AttachmentMarkAsDeletedEventContext) event.context())
+                    .getDeletionUserInfo()
+                    .getIsSystemUser());
   }
 
   private void verifyCreateEventsContainsContentId(