199 lines
8.0 KiB
Standard ML
199 lines
8.0 KiB
Standard ML
(*****************************************************************************
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* su4sml --- a SML repository for managing (Secure)UML/OCL models
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* http://projects.brucker.ch/su4sml/
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*
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* context_declarations.sml ---
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* This file is part of su4sml.
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*
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* Copyright (c) 2005-2007 ETH Zurich, Switzerland
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* 2008-2009 Achim D. Brucker, Germany
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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*
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* * Neither the name of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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******************************************************************************)
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(* $Id: context_declarations.sml 6727 2007-07-30 08:43:40Z brucker $ *)
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(** Implementation of the wellformed constraint for a constructor *)
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signature WFCPOG_CONSTRUCTOR_CONSTRAINT =
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sig
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(** sub constraint, included in constructor consistency.*)
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val post_implies_invariant : WFCPOG.wfpo -> Rep.Model -> (Rep_OclType.Path * Rep_OclTerm.OclTerm) list
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(** sub constraint, included in constructor consistency.*)
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val override_old_creators : WFCPOG.wfpo -> Rep.Model -> bool
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(** sub constraint, included in constructor consistency.*)
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val force_initialize_attributes : WFCPOG.wfpo -> Rep.Model -> (Rep_OclType.Path * Rep_OclTerm.OclTerm) list
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(** Any kind of Exception *)
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exception WFCPO_ConstructorError of string
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end
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structure WFCPOG_Constructor_Constraint : WFCPOG_CONSTRUCTOR_CONSTRAINT =
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struct
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(* SU4SML *)
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open Rep_Core
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open Rep
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open Rep_OclTerm
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open Rep_OclType
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open Rep_HolOcl_Namespace
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open Rep_HolOcl_Helper
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(* OclParser *)
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open ModelImport
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(* WFCPO *)
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open WFCPOG_Library
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exception WFCPO_ConstructorError of string
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fun term_post_implies_inv class oper model =
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let
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val _ = Logger.info ("WFCPOG_Constructor_Consistency_Constraint.term_post_implies_inv\n")
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val inv = Predicate (Variable("self",type_of class),type_of class,name_of_inv class,[])
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val post = Predicate (Variable ("self",type_of class),type_of class,name_of_post class oper,args2varargs ((arguments_of_op oper)@[("result",(#result oper))]))
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val implies = OperationCall (post,Boolean,["holOclLib","Boolean","implies"],[(inv,Boolean)],Boolean)
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val _ = Logger.info ("WFCPOG_Constructor_Consistency_Constraint.term_post_implies_inv\n")
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in
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implies
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end
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fun term_init_attributes class oper model =
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let
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val atts = all_attributes_of class model
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val _ = Logger.debug1 ("Number of attributes found = "^(Int.toString(List.length(atts))))
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val post = Predicate (Variable ("self",type_of class),type_of class,name_of_post class oper,args2varargs ((arguments_of_op oper)@[("result",(#result oper))]))
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val att_is_defined =
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List.map (fn a =>
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let
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val attr_name = (string_of_path (name_of class))^"."^(#name a)
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val attr_typ = (#attr_type a)
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val src = Predicate(Variable(attr_name,attr_typ),attr_typ,(name_of class)@[(#name a)],[])
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in
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OperationCall(src,Boolean,["oclIsDefined"],[],Boolean)
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end) atts
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val and_atts = holocl_and_all att_is_defined
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val post_impl_atts = holocl_implies post and_atts
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in
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post_impl_atts
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end
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fun check_override_classifier class (model as (clist,alist)) =
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let
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val _ = Logger.info ("WFCPOG_Constructor_Consistency_Constraint.check_override_classifier\n")
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val creas = creation_operations_of class model
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val over_ops = modified_operations_of class model
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val check =
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List.map (fn a =>
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if (List.exists (fn b => a = b) over_ops)
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then true
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else
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let
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val s1 = "SYNTAX ERROR: Constructor Consistency override old creators\n\n"
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val s2 = "In the classifier " ^ (string_of_path (name_of class)) ^ " the Creator " ^ (name_of_op a) ^ "is not overriden.\n"
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in
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raise WFCPOG.WFC_FailedMessage (s1^s2)
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end) creas
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val res = List.all (fn a => a = true) check
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val _ = Logger.info ("WFCPOG_Constructor_Consistency_Constraint.check_override_classifier\n")
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in
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res
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end
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fun generate_post_classifier class model =
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let
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val _ = Logger.info ("WFCPOG_Constructor_Consistency_Constraint.check_post_classifier\n")
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val atts = all_attributes_of class model
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val pos = if (List.length(atts) = 0)
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then []
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else
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List.map (fn a =>
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let
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val term = term_post_implies_inv class a model
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val path = ["po_cstr_","post_",(string_of_path (name_of class)),(name_of_op a)]
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in
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(path,term)
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end) (creation_operations_of class model)
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val _ = Logger.info ("WFCPOG_Constructor_Consistency_Constraint.check_override_classifier\n")
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in
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pos
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end
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fun generate_attribute_classifier class model =
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let
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val _ = Logger.info ("WFCPOG_Constructor_Consistency_Constraint.generate_attribute_classifier\n")
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val pos =
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List.map (fn a =>
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let
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val term = term_init_attributes class a model
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val path = ["po_cstr_","attribute_",(string_of_path (name_of class)),(name_of_op a)]
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in
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(path,term)
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end) (creation_operations_of class model)
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val _ = Logger.info ("WFCPOG_Constructor_Consistency_Constraint.generate_attribute_classifier\n")
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in
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pos
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end
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fun override_old_creators wfpo (model as (clist, alist)) =
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let
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val _ = Logger.info ("WFCPOG_Constructor_Consistency.overrides_old_creators\n")
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val cl = removeOclLibrary clist
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val classes = List.filter (fn a => (is_Class a) orelse (is_AssoClass a)) cl
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val res = List.all (fn a => a = true) (List.map (fn a => check_override_classifier a model
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handle WFCPOG.WFC_FailedMessage s => raise WFCPOG.WFC_FailedException (wfpo,s)) classes)
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val _ = Logger.info ("WFCPOG_Constructor_Consistency.overrides_old_creators\n")
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in
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res
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end
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fun post_implies_invariant wfpo (model as (clist, alist)) =
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let
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val _ = Logger.info ("WFCPOG_Constructor_Consistency_Constraint.post_implies_invariant\n")
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val cl = removeOclLibrary clist
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val classes = List.filter (fn a => (is_Class a) orelse (is_AssoClass a)) cl
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val list = List.concat (List.map (fn a => generate_post_classifier a model) classes)
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val _ = Logger.info ("WFCPOG_Constructor_Consistency_Constraint.post_implies_invariant\n")
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in
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list
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end
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fun force_initialize_attributes wfpo (model as (clist,alist)) =
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let
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val _ = Logger.info ("WFCPOG_Constructor_Consistency_Constraint.force_initialize_attributes\n")
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val cl = removeOclLibrary clist
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val classes = List.filter (fn a => (is_Class a) orelse (is_AssoClass a)) cl
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val list = List.concat (List.map (fn a => generate_attribute_classifier a model) classes)
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val _ = Logger.info ("WFCPOG_Constructor_Consistency_Constraint.force_initialize_attributes\n")
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in
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list
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end
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end;
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