add function to get attributes by prefix

Signed-off-by: Roman Reinert <roman.reinert@gematik.de>

Author: rmnre

aries_cloudagent/messaging/models/base_record.py

@@ -498,6 +498,24 @@ def __eq__(self, other: Any) -> bool:
             return self.value == other.value and self.tags == other.tags
         return False
 
+    @classmethod
+    def get_attributes_by_prefix(cls, prefix: str, walk_mro: bool = True):
+        """
+        List all values for attributes with common prefix.
+
+        Args:
+            prefix: Common prefix to look for
+            walk_mro: Walk MRO to find attributes inherited from superclasses
+        """
+
+        bases = cls.__mro__ if walk_mro else [cls]
+        return [
+            vars(base)[name]
+            for base in bases
+            for name in vars(base)
+            if name.startswith(prefix)
+        ]
+
 
 class BaseExchangeRecord(BaseRecord):
     """Represents a base record with event tracing capability."""