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(WIP) implementing CBD language... Meta-meta-model: Association inherits from Class. Matcher accepts pivot. Add generic graphviz renderer.

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Joeri Exelmans 2024-11-07 09:46:29 +01:00
parent a26ceef10f
commit 1eb8a84553
25 changed files with 542 additions and 170 deletions
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60
transformation/ramify.py
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@ -26,6 +26,8 @@ def ramify(state: State, model: UUID, prefix = "RAM_") -> UUID:
string_modelref = ramified_scd.create_model_ref("String", string_type)
actioncode_modelref = ramified_scd.create_model_ref("ActionCode", actioncode_type)
already_ramified = set() # for correct order of ramification
classes = m_scd.get_classes()
for class_name, class_node in classes.items():
# For every class in our original model, create a class:
@ -49,26 +51,48 @@ def ramify(state: State, model: UUID, prefix = "RAM_") -> UUID:
# Every attribute becomes 'string' type
# The string will be a Python expression
ramified_attr_link = ramified_scd._create_attribute_link(prefix+class_name, actioncode_modelref, prefix+attr_name, optional=True)
# traceability link
# create traceability link
bottom.create_edge(ramified_attr_link, attr_edge, RAMIFIES_LABEL)
associations = m_scd.get_associations()
for assoc_name, assoc_node in associations.items():
# For every association in our original model, create an association:
# - src-min-card: 0
# - src-max-card: same as original
# - tgt-min-card: 0
# - tgt-max-card: same as original
_, src_upper_card, _, tgt_upper_card = m_scd.get_assoc_cardinalities(assoc_node)
src = m_scd.get_class_name(bottom.read_edge_source(assoc_node))
tgt = m_scd.get_class_name(bottom.read_edge_target(assoc_node))
# print('creating assoc', src, "->", tgt, ", name =", assoc_name, ", src card = 0 ..", src_upper_card, "and tgt card = 0 ..", tgt_upper_card)
ramified_assoc = ramified_scd.create_association(
prefix+assoc_name, prefix+src, prefix+tgt,
src_max_c=src_upper_card,
tgt_max_c=tgt_upper_card)
# traceability link
bottom.create_edge(ramified_assoc, assoc_node, RAMIFIES_LABEL)
already_ramified.add(class_name)
assocs_to_ramify = m_scd.get_associations()
while len(assocs_to_ramify) > 0:
ramify_later = {}
for assoc_name, assoc_node in assocs_to_ramify.items():
# For every association in our original model, create an association:
# - src-min-card: 0
# - src-max-card: same as original
# - tgt-min-card: 0
# - tgt-max-card: same as original
if assoc_name in already_ramified:
raise Exception("Assertion failed: did not expect this to ever happen!")
continue
_, src_upper_card, _, tgt_upper_card = m_scd.get_assoc_cardinalities(assoc_node)
src = m_scd.get_class_name(bottom.read_edge_source(assoc_node))
tgt = m_scd.get_class_name(bottom.read_edge_target(assoc_node))
if src not in already_ramified or tgt not in already_ramified:
ramify_later[assoc_name] = assoc_node
continue
# print('creating assoc', src, "->", tgt, ", name =", assoc_name, ", src card = 0 ..", src_upper_card, "and tgt card = 0 ..", tgt_upper_card)
ramified_assoc = ramified_scd.create_association(name=prefix+assoc_name,
source=prefix+src, target=prefix+tgt,
src_max_c=src_upper_card,
tgt_max_c=tgt_upper_card)
# create traceability link
bottom.create_edge(ramified_assoc, assoc_node, RAMIFIES_LABEL)
already_ramified.add(assoc_name)
assocs_to_ramify = ramify_later
for inh_name, inh_node in m_scd.get_inheritances().items():
# Re-create inheritance links like in our original model: