180 lines
8.5 KiB
Standard ML
180 lines
8.5 KiB
Standard ML
(*****************************************************************************
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* su4sml --- an 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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* componentuml_cartridge.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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*
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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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(* $Id$ *)
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functor ComponentUML_Cartridge(S : BASE_CARTRIDGE) : DESIGN_LANGUAGE_CARTRIDGE =
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struct
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structure SuperCart = SecureUML_Cartridge(structure SuperCart=S; structure D=ComponentUML)
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structure Design = SuperCart.Security.Design
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(* TODO: fill out *)
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type environment = { curPermissionList : SuperCart.Security.Permission list option,
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curPermission : SuperCart.Security.Permission option,
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curEntity : Rep.Classifier option,
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extension : SuperCart.environment}
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type Model = SuperCart.Model
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(* unpack : environment -> SuperCart.environment *)
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fun unpack (env : environment) = #extension env
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(* pack : environment -> SuperCart.environment -> environment *)
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fun pack (env: environment) (new_env : SuperCart.environment) =
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{ curPermissionList = #curPermissionList env,
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curPermission = #curPermission env,
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curEntity = #curEntity env,
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extension = new_env}
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fun initEnv model = { curPermissionList = NONE,
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curPermission = NONE,
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curEntity = NONE,
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extension = SuperCart.initEnv model}
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(* fun getModel (env : environment) = SuperCart.getModel (unpack env) *)
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fun curClassifier (env:environment) = SuperCart.curClassifier (unpack env)
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fun curAttribute (env:environment) = SuperCart.curAttribute (unpack env)
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fun curOperation (env:environment) = SuperCart.curOperation (unpack env)
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fun curArgument (env:environment) = SuperCart.curArgument (unpack env)
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fun curAssociationEnd (env:environment) = SuperCart.curAssociationEnd (unpack env)
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fun curClassifier' (env:environment) = valOf (SuperCart.curClassifier (unpack env))
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(**
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* compute the atomic actions that are possible on the currently "active"
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* resource.
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* Maybe sme of this should be moved to component_uml.sml...
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*)
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fun atomic_actions_from_context env =
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if Option.isSome (curAttribute env) then
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let fun make_action s =
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ComponentUML.SimpleAction (s, ComponentUMLResource.EntityAttribute
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(Option.valOf (curAttribute env)))
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in [make_action "read", make_action "update"] end
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else if Option.isSome (curOperation env) then
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let fun make_action s =
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ComponentUML.SimpleAction (s, ComponentUMLResource.EntityMethod
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(Option.valOf (curOperation env)))
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in [make_action "execute"] end
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else if Option.isSome (curClassifier env) then
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let fun make_action s =
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ComponentUML.SimpleAction (s, ComponentUMLResource.Entity
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(Option.valOf (curClassifier env)))
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in [make_action "create", make_action "delete"] end
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else raise Fail "no current resource"
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(* FIXME: i also need a function composite_actions_from_context *)
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(* FIX *)
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fun permissions_for_action env act =
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List.filter (fn x => SuperCart.Security.permission_includes_action x act)
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(SuperCart.PermissionSet (unpack env))
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(********** ADDING/MODIFYING VARIABLE SUBSTITUTIONS *****************************************)
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(* lookup environment -> string -> string
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* might override some lookup entries of the base cartridge
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*)
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fun lookup (env:environment) "permission_name" =
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(case #curPermission env of
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SOME x => #name x
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| NONE => SuperCart.lookup (unpack env) "permission_name")
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| lookup env "entity_name" =
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(case #curEntity env
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of SOME s => Rep.short_name_of s
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| NONE => SuperCart.lookup (unpack env) "classifier_name")
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| lookup env s = SuperCart.lookup (unpack env) s
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(********** ADDING IF-CONDITION TYPE *****************************************)
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(** no cartridge specific predicates are defined (yet). *)
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fun test env "first_permission" =
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(case #curPermission env of
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SOME x => x = hd (Option.valOf (#curPermissionList env))
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| NONE => SuperCart.test (unpack env) "first_permission" )
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| test env "last_permission" =
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(case #curPermission env of
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SOME x => x = List.last (Option.valOf (#curPermissionList env))
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| NONE => SuperCart.test (unpack env) "first_permission" )
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| test env s = SuperCart.test (unpack env) s
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(********** ADDING FOREACH TYPE **********************************************)
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fun foreach_permission env name =
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let val action = Option.valOf (List.find (fn x => ComponentUML.action_type_of x = name)
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(atomic_actions_from_context env))
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handle Option => Logger.error ("error in finding action "^name)
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val permissions = permissions_for_action env action
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fun env_from_list_item c = { curPermissionList = SOME permissions,
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curPermission = SOME c,
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curEntity = #curEntity env,
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extension = #extension env} : environment
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in
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List.map env_from_list_item permissions
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end
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fun foreach_entity (env:environment) =
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let val cls = map (pack env) (SuperCart.foreach "classifier_list" (unpack env))
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in
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List.filter (fn x => ListEq.includes (Rep.stereotypes_of (curClassifier' x))
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"compuml.entity") cls
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end
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(* let val entities = List.filter (fn x => ListEq.includes (Rep.stereotypes_of x) "compuml.entity" )
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(#1 (#model (#extension env)))
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fun env_from_list_item c = { curPermissionList = #curPermissionList env,
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curPermission = #curPermission env,
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curEntity = SOME c,
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extension = #extension env}:environment
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in
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List.map env_from_list_item entities
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end*)
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fun foreach "readPermission_list" env = foreach_permission env "read"
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| foreach "updatePermission_list" env = foreach_permission env "update"
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| foreach "createPermission_list" env = foreach_permission env "create"
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| foreach "deletePermission_list" env = foreach_permission env "delete"
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| foreach "executePermission_list" env = foreach_permission env "execute"
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| foreach "entity_list" env = foreach_entity env
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| foreach listType env = map (pack env) (SuperCart.foreach listType (unpack env))
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end
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