First implementation of Reference abstract class and the child classes Link and Set

lodel/leapi/datahandlers/reference.py

@@ -4,5 +4,15 @@ from .field_data_handler import FieldDataHandler
 
 class Reference(FieldDataHandler):
 
-    def __init__(self):
-        self.allowed = True
+    ## @brief Instanciation
+    # @param allowed bool
+    # @param internal bool : if False, the field is not internal
+    # @param **kwargs : other arguments
+    def __init__(self, allowed=True, internal=False, **kwargs):
+        self.allowed = allowed
+        self.internal = internal
+        super().__init__(internal=self.internal, **kwargs)
+
+    ## @brief gets the target of the reference
+    def get_target(self):
+        return self._target

lodel/leapi/datahandlers/references/Link.py

@@ -4,5 +4,13 @@ from ..reference import Reference
 
 class Link(Reference):
 
-    def __init__(self):
-        pass
+    ## @brief instanciates a link reference
+    # @param emclass EmClass : linked object
+    # @param allowed bool
+    # @param internal bool : if False, the field is not internal
+    # @param kwargs : Other named arguments
+    def __init__(self, emclass, allowed=True, internal=False, **kwargs):
+        self._target = emclass
+        super().__init__(allowed=allowed, internal=internal, **kwargs)
+
+

lodel/leapi/datahandlers/references/Set.py

@@ -4,5 +4,12 @@ from ..reference import Reference
 
 class Set(Reference):
 
-    def __init__(self):
-        pass
+    ## @brief instanciates a set reference
+    # @param emclasses list : List of EmClass objects
+    # @param allowed bool
+    # @param internal bool : if False, the field is not internal
+    # @param kwargs : Other named arguments
+    def __init__(self, emclasses, allowed=True, internal=False, **kwargs):
+        self._target = set(emclasses)
+        super().__init__(allowed=allowed, internal=internal, **kwargs)
+