audit event failed tests

src/main/java/at/ac/uibk/gitsearch/domain/PersistentAuditEvent.java

@@ -4,7 +4,16 @@ import java.io.Serializable;
 import java.time.Instant;
 import java.util.Map;
 import java.util.concurrent.ConcurrentHashMap;
-import javax.persistence.*;
+import javax.persistence.CollectionTable;
+import javax.persistence.Column;
+import javax.persistence.ElementCollection;
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import javax.persistence.JoinColumn;
+import javax.persistence.MapKeyColumn;
+import javax.persistence.Table;
 import javax.validation.constraints.NotNull;
 
 /**
@@ -75,7 +84,7 @@ public class PersistentAuditEvent implements Serializable {
     return data;
   }
 
-  private void setData(Map<String, String> data) {
+  public void setData(Map<String, String> data) {
     this.data = data;
   }