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RAMification + pattern matching: put typing information straight into the Vertices, as a Python attribute (don't put it in separate Vertices+Edges).

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This commit is contained in:
Joeri Exelmans 2024-09-10 13:18:14 +02:00
parent 700a4d103f
commit ae5eaedb4b
8 changed files with 284 additions and 129 deletions
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27
services/od.py
View file

@ -4,6 +4,9 @@ from services.bottom.V0 import Bottom
from services.primitives.integer_type import Integer
from services.primitives.string_type import String
def get_attr_link_name(class_name: str, attr_name: str):
return f"{class_name}_{attr_name}"
# Object Diagrams service
class OD:
@ -47,6 +50,9 @@ class OD:
def get_class_of_object(self, object_name: str):
object_node, = self.bottom.read_outgoing_elements(self.model, object_name) # get the object
return self._get_class_of_object(object_node)
def _get_class_of_object(self, object_node: UUID):
type_el, = self.bottom.read_outgoing_elements(object_node, "Morphism")
for key in self.bottom.read_keys(self.type_model):
type_el2, = self.bottom.read_outgoing_elements(self.type_model, key)
@ -55,10 +61,22 @@ class OD:
def create_slot(self, attr_name: str, object_name: str, target_name: str):
class_name = self.get_class_of_object(object_name)
attr_link_name = f"{class_name}_{attr_name}"
attr_link_name = get_attr_link_name(class_name, attr_name)
# An attribute-link is indistinguishable from an ordinary link:
return self.create_link(attr_link_name, object_name, target_name)
def get_slot(self, object_node: UUID, attr_name: str):
# I really don't like how complex and inefficient it is to read an attribute of an object...
class_name = self._get_class_of_object(object_node)
attr_link_name = get_attr_link_name(class_name, attr_name)
print(attr_link_name)
type_edge, = self.bottom.read_outgoing_elements(self.type_model, attr_link_name)
for outgoing_edge in self.bottom.read_outgoing_edges(object_node):
if type_edge in self.bottom.read_outgoing_elements(outgoing_edge, "Morphism"):
slot_ref = self.bottom.read_edge_target(outgoing_edge)
slot_node = UUID(self.bottom.read_value(slot_ref))
return slot_node
def create_integer_value(self, name: str, value: int):
from services.primitives.integer_type import Integer
int_node = self.bottom.create_node()
@ -84,16 +102,15 @@ class OD:
# create element + morphism links
element_node = self.bottom.create_node(str(model)) # create element node
self.bottom.create_edge(self.model, element_node, name) # attach to model
scd_node, = self.bottom.read_outgoing_elements(self.type_model, type_name) # retrieve type
self.bottom.create_edge(element_node, scd_node, "Morphism") # create morphism link
type_node, = self.bottom.read_outgoing_elements(self.type_model, type_name) # retrieve type
self.bottom.create_edge(element_node, type_node, "Morphism") # create morphism link
def create_link(self, assoc_name: str, src_obj_name: str, tgt_obj_name: str):
print(tgt_obj_name)
src_obj_node, = self.bottom.read_outgoing_elements(self.model, src_obj_name)
tgt_obj_node, = self.bottom.read_outgoing_elements(self.model, tgt_obj_name)
link_edge = self.bottom.create_edge(src_obj_node, tgt_obj_node);
link_edge = self.bottom.create_edge(src_obj_node, tgt_obj_node)
# generate a unique name for the link
i = 0;

5
services/primitives/integer_type.py
View file

@ -11,6 +11,7 @@ class Integer:
self.type_model = UUID(self.bottom.read_value(type_model_id_node))
def create(self, value: int):
# delete existing integer, if there is one
if "string" in self.bottom.read_keys(self.model):
instance, = self.bottom.read_outgoing_elements(self.model, "integer")
self.bottom.delete_element(instance)
@ -18,3 +19,7 @@ class Integer:
self.bottom.create_edge(self.model, _instance, "integer")
_type, = self.bottom.read_outgoing_elements(self.type_model, "Integer")
self.bottom.create_edge(_instance, _type, "Morphism")
def read(self):
instance, = self.bottom.read_outgoing_elements(self.model, "integer")
return self.bottom.read_value(instance)

10
services/scd.py
View file

@ -330,10 +330,12 @@ class SCD:
attr_link_node, = self.bottom.read_outgoing_elements(self.scd_model, "AttributeLink")
class_node, = self.bottom.read_outgoing_elements(self.model, class_name)
name_to_attr = {}
for edge in self.bottom.read_outgoing_edges(class_node):
edge_types = self.bottom.read_outgoing_elements(edge, "Morphism")
if attr_link_node in edge_types:
name_to_attr[key] = edge
for name in self.bottom.read_keys(class_node):
edges = self.bottom.read_outgoing_edges(class_node, name)
for edge in edges:
edge_types = self.bottom.read_outgoing_elements(edge, "Morphism")
if attr_link_node in edge_types:
name_to_attr[name] = edge
return name_to_attr
def delete_element(self, name: str):