Defined SCD services interface

services/scd.py

@@ -0,0 +1,48 @@
+from services.base import Service, UUID
+from state.base import State
+from typing import Any, List
+
+
+class SCD(Service):
+    def __init__(self, model: UUID, state: State):
+        super().__init__(model)
+        self.state = state
+
+    def create_class(self, name: str, abstract: bool, min_c: int, max_c: int):
+        pass
+
+    def create_association(self, name: str, source: str, target: str, src_min_c: int, src_max_c: int, tgt_min_c: int, tgt_max_c: int):
+        pass
+
+    def create_global_constraint(self, name: str):
+        pass
+
+    def create_attribute(self, name: str):
+        pass
+
+    def create_attribute_link(self, source: str, target: str, name: str, optional: bool):
+        pass
+
+    def create_model_ref(self, name: str, model: UUID):
+        pass
+
+    def create_inheritance(self, child: str, parent: str):
+        pass
+
+    def add_constraint(self, element: str, code: str):
+        pass
+
+    def list_elements(self):
+        pass
+
+    def delete_element(self, name: str):
+        pass
+
+    def update_class(self, name: str, abstract: bool, min_c: int, max_c: int):
+        pass
+
+    def update_association(self, name: str, src_min_c: int, src_max_c: int, tgt_min_c: int, tgt_max_c: int):
+        pass
+
+    def update_attribute_link(self, name: str, attribute_name: str, optional: bool):
+        pass