bt2: add user attributes property support

[babeltrace.git] / src / bindings / python / bt2 / bt2 / event_class.py

diff --git a/src/bindings/python/bt2/bt2/event_class.py b/src/bindings/python/bt2/bt2/event_class.py
index 00aae1b1def18a490ede769621f317e9d7db5753..8d9d54dcc8fe7fae316a23a7d6b4343b23cfa6e5 100644 (file)
--- a/src/bindings/python/bt2/bt2/event_class.py
+++ b/src/bindings/python/bt2/bt2/event_class.py
@@ -21,9 +21,10 @@
 # THE SOFTWARE.
 
 from bt2 import native_bt, object, utils
-import bt2.field_class
-import bt2.value
-import bt2.event
+from bt2 import field_class as bt2_field_class
+from bt2 import value as bt2_value
+from bt2 import event as bt2_event
+from bt2 import stream_class as bt2_stream_class
 import bt2
 
 
@@ -54,7 +55,20 @@ class _EventClass(object._SharedObject):
         sc_ptr = native_bt.event_class_borrow_stream_class(self._ptr)
 
         if sc_ptr is not None:
-            return bt2.stream_class._StreamClass._create_from_ptr_and_get_ref(sc_ptr)
+            return bt2_stream_class._StreamClass._create_from_ptr_and_get_ref(sc_ptr)
+
+    @property
+    def user_attributes(self):
+        ptr = native_bt.event_class_borrow_user_attributes(self._ptr)
+        assert ptr is not None
+        return bt2_value._create_from_ptr_and_get_ref(ptr)
+
+    def _user_attributes(self, user_attributes):
+        value = bt2_value.create_value(user_attributes)
+        utils._check_type(value, bt2_value.MapValue)
+        native_bt.event_class_set_user_attributes(self._ptr, value._ptr)
+
+    _user_attributes = property(fset=_user_attributes)
 
     @property
     def name(self):
@@ -126,11 +140,11 @@ class _EventClass(object._SharedObject):
         if fc_ptr is None:
             return
 
-        return bt2.field_class._create_field_class_from_ptr_and_get_ref(fc_ptr)
+        return bt2_field_class._create_field_class_from_ptr_and_get_ref(fc_ptr)
 
     def _specific_context_field_class(self, context_field_class):
         if context_field_class is not None:
-            utils._check_type(context_field_class, bt2.field_class._StructureFieldClass)
+            utils._check_type(context_field_class, bt2_field_class._StructureFieldClass)
             status = native_bt.event_class_set_specific_context_field_class(
                 self._ptr, context_field_class._ptr
             )
@@ -147,11 +161,11 @@ class _EventClass(object._SharedObject):
         if fc_ptr is None:
             return
 
-        return bt2.field_class._create_field_class_from_ptr_and_get_ref(fc_ptr)
+        return bt2_field_class._create_field_class_from_ptr_and_get_ref(fc_ptr)
 
     def _payload_field_class(self, payload_field_class):
         if payload_field_class is not None:
-            utils._check_type(payload_field_class, bt2.field_class._StructureFieldClass)
+            utils._check_type(payload_field_class, bt2_field_class._StructureFieldClass)
             status = native_bt.event_class_set_payload_field_class(
                 self._ptr, payload_field_class._ptr
             )