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Add modelverse file again(?)

Bentley James Oakes 7 years ago
parent
commit
3fd9698def
2 changed files with 863 additions and 0 deletions
  1. 1 0
      client/atompm.html
  2. 862 0
      client/modelverse_connector.js

+ 1 - 0
client/atompm.html

@@ -42,6 +42,7 @@
 		<script text="text/javascript" src="client/connection_utils.js"></script>
 		<script text="text/javascript" src="client/window_management.js"></script>
 		<script text="text/javascript" src="client/file_browser.js"></script>
+        <script text="text/javascript" src="client/modelverse_connector.js"></script>
 		<script text="text/javascript" src="client/query_response.js"></script>
 		<script text="text/javascript" src="client/collaboration.js"></script>
 		<script text="text/javascript" src="client/layout.js"></script>

+ 862 - 0
client/modelverse_connector.js

@@ -0,0 +1,862 @@
+class ModelVerseConnector {
+
+
+    constructor(address) {
+        ModelVerseConnector.taskname = "task_manager";
+        ModelVerseConnector.address = (address == undefined) ? "http://127.0.0.1:8001" : address;
+
+        ModelVerseConnector.ERROR = 0;
+        ModelVerseConnector.WORKING = 1;
+        ModelVerseConnector.OKAY = 2;
+
+        ModelVerseConnector.curr_model = null;
+    }
+
+
+    static set_status(status) {
+
+        let red = "rgb(220,20,60)";
+        let yellow = "rgb(218,165,32)";
+        let green = "rgb(50,205,50)";
+
+        let colours = [red, yellow, green];
+
+        let set_colour = function (colour) {
+            let mv_toolbar = $('#div_toolbar_\\2f Toolbars\\2f ModelVerse\\2f ModelVerse\\2e buttons\\2e model');
+
+            mv_toolbar.css("background-color", colour)
+        };
+
+        set_colour(colours[status]);
+    }
+
+    static save_model(response, data){
+
+
+        if (response != 200){
+            ModelVerseConnector.set_status(ModelVerseConnector.ERROR);
+            return;
+        }
+
+        ModelVerseConnector.set_status(ModelVerseConnector.WORKING);
+
+        console.log("Save model:");
+
+        let parsed_data = JSON.parse(data);
+        console.log(parsed_data);
+        let m = JSON.parse(parsed_data['data']['m']);
+        let mms = JSON.parse(parsed_data['data']['mms']);
+
+        console.log(m);
+        console.log(mms);
+
+        let SCD = "formalisms/SimpleClassDiagrams";
+        let model_name = "test_model";
+        let model_create = {
+            "data": utils.jsons(["model_add", SCD, model_name, ""])
+        };
+
+        let model_edit = {
+            "data": utils.jsons(["model_modify", model_name, SCD])
+        };
+
+        let node_add = {
+            "data": utils.jsons(["instantiate_node", "Class", "test"])
+        };
+
+        ModelVerseConnector.send_command(model_create)
+            .then(ModelVerseConnector.get_output)
+            .then(ModelVerseConnector.send_command(model_edit))
+            .then(ModelVerseConnector.get_output)
+            .then(ModelVerseConnector.send_command(node_add))
+            .then(ModelVerseConnector.get_output)
+            .then(function(data){
+                let node_creation_promises = [];
+                for (let key in m.nodes) {
+                    console.log(key);
+                    // console.log(m.nodes[key]);
+
+                }
+
+                ModelVerseConnector.set_status(ModelVerseConnector.OKAY);
+            });
+
+
+    }
+
+     static load_MV_model(AS, CS) {
+        return new Promise(
+            function (resolve, reject) {
+
+                console.log("Load MV Model");
+                console.log(AS);
+                console.log(CS);
+
+                let metamodel = "Formalisms/__LanguageSyntax__/SimpleClassDiagram/SimpleClassDiagram.defaultIcons.metamodel";
+
+
+                let class_type = "/Formalisms/__LanguageSyntax__/SimpleClassDiagram/SimpleClassDiagram.defaultIcons/ClassIcon";
+
+                DataUtils.loadmm(metamodel,
+                    function(){
+                        console.log("Metamodel loaded: " + metamodel);
+                    });
+
+                let model_classes = [];
+                let model_associations = [];
+                let model_inheris = [];
+                let model_attribs = {};
+
+                for (let i in AS) {
+                    let obj = AS[i];
+                    let obj_type = obj["__type"];
+
+                    if (obj_type == "Class") {
+                        model_classes.push(obj["__id"]);
+
+                    }else if (obj_type == "Association"){
+                        model_associations.push([obj["__source"], obj["__target"], obj["__id"]]);
+
+                    }else if (obj_type == "Inheritance"){
+                        model_inheris.push([obj["__source"], obj["__target"]]);
+
+                    }else if (obj_type == "AttributeLink") {
+                        if (model_attribs[obj["__source"]] == undefined){
+                            model_attribs[obj["__source"]] = [];
+                        }
+                        model_attribs[obj["__source"]].push([obj["__target"], obj["__id"]]);
+                    }
+
+                }
+
+
+                let class_locs = {};
+
+                for (const cs_ele of CS){
+                    if (!(cs_ele["__type"] == "Group")){
+                        continue;
+                    }
+
+                    let asid = cs_ele["__asid"];
+                    let pos = [cs_ele["x"], cs_ele["y"]];
+
+                    class_locs[asid] = pos;
+                }
+
+                let ele_ids = {};
+
+
+                __typeToCreate = class_type;
+
+                let map_promises = [];
+                for (const id of model_classes){
+
+                    map_promises.push(new Promise(function(resolve, reject){
+                        let updateClass =
+
+                            function(status, resp){
+
+                                let data = JSON.parse(resp);
+
+                                let uri = class_type + "/" + data["data"] + ".instance";
+                                ele_ids[id] = uri;
+
+                                let changes = {"name": id};
+
+                                if (model_attribs[id] != undefined){
+                                    let attrib_changes = [];
+
+                                    for (let attrib of model_attribs[id]){
+                                        //console.log(attrib);
+
+                                        let attrib_change = {
+                                            "name": attrib[1],
+                                            "type" : attrib[0]
+                                        };
+                                        attrib_changes.push(attrib_change);
+                                    }
+                                    changes["attributes"] = attrib_changes;
+                                }
+
+                                DataUtils.update(uri, changes);
+                                resolve();
+                            };
+
+
+                        let pos = class_locs[id];
+                        if (pos == undefined || pos == null){
+                            pos = [100, 100];
+                        }
+
+                        let vert_offset = 200;
+                        DataUtils.create(pos[0], pos[1] + vert_offset, updateClass);
+                    }));
+                }
+
+                Promise.all(map_promises).then(function(){
+
+                    for (const inheri of model_inheris){
+                        let connectionType = "/Formalisms/__LanguageSyntax__/SimpleClassDiagram/SimpleClassDiagram.defaultIcons/InheritanceLink.type";
+
+                        let source = ele_ids[inheri[0]];
+                        let target = ele_ids[inheri[1]];
+
+                        if (source == undefined || target == undefined){
+                            console.log("ERROR: Can't create inheritance between " + inheri[0] + " and " + inheri[1]);
+                            continue;
+                        }
+
+                        HttpUtils.httpReq(
+                             'POST',
+                             HttpUtils.url(connectionType,__NO_USERNAME),
+                             {'src':source,
+                              'dest':target,
+                              'pos':undefined,
+                              'segments':undefined});
+
+                    }
+
+                })
+                .then(function(){
+                    let assoc_create_promises = [];
+
+                    for (const assoc of model_associations){
+
+                        assoc_create_promises.push(new Promise(function(resolve, reject){
+                        let connectionType = "/Formalisms/__LanguageSyntax__/SimpleClassDiagram/SimpleClassDiagram.defaultIcons/AssociationLink.type";
+
+                        let source = ele_ids[assoc[0]];
+                        let target = ele_ids[assoc[1]];
+
+                        if (source == undefined || target == undefined){
+                            console.log("ERROR: Can't create association between " + assoc[0] + " and " + assoc[1]);
+                            resolve();
+                        }
+
+                        let assoc_create_callback = function(status, resp){
+                            let id = JSON.parse(resp)["data"];
+                            let assoc_id = connectionType.replace(".type", "/") + id + ".instance";
+                            ele_ids[assoc[2]] = assoc_id;
+
+                            resolve();
+                        };
+
+                        HttpUtils.httpReq(
+                             'POST',
+                             HttpUtils.url(connectionType,__NO_USERNAME),
+                             {'src':source,
+                              'dest':target,
+                              'pos':undefined,
+                              'segments':undefined},
+                            assoc_create_callback);
+                        }));
+
+                    }
+
+                    Promise.all(assoc_create_promises).then(function(){
+                        for (const assoc of model_associations){
+                            let uri = ele_ids[assoc[2]];
+                            let changes = {"name" : assoc[2]};
+
+                            console.log("Updating " + uri);
+
+                            DataUtils.update(uri, changes);
+                        }
+                    });
+
+
+                });
+
+
+                resolve();
+            });
+
+    }
+
+
+    /*********COMMUNICATION FUNCTIONS**********/
+    static send_command(param_dict) {
+        return new Promise(
+            function (resolve, reject) {
+                let callback = function (status, resp) {
+                    if (utils.isHttpSuccessCode(status)) {
+                        //console.log("send_command Resolve: " + resp);
+                        resolve(resp);
+                    } else {
+                        console.log("send_command Reject: " + resp);
+                        reject(resp);
+                    }
+                };
+
+                if (!("op" in param_dict)) {
+                    param_dict["op"] = "set_input";
+                }
+
+                if (!("taskname" in param_dict)) {
+                    param_dict["taskname"] = ModelVerseConnector.taskname;
+                }
+
+                let params = "";
+                for (const [key, value] of Object.entries(param_dict)) {
+                    params += key + "=" + value + "&";
+                }
+
+                //take off last &
+                params = params.slice(0, -1);
+
+                console.log("Sending: " + params);
+
+                HttpUtils.httpReq("POST", ModelVerseConnector.address,
+                    params,
+                    callback
+                );
+            });
+    }
+
+    static get_output() {
+        return new Promise(
+            function (resolve, reject) {
+                let callback = function (status, resp) {
+                    if (utils.isHttpSuccessCode(status)) {
+                        console.log("get_output Resolve: " + resp);
+
+                        resolve(resp);
+                    } else {
+                        console.log("get_output reject: " + resp);
+                        reject(resp);
+                    }
+                };
+                let params = "op=get_output&taskname=" + ModelVerseConnector.taskname;
+
+                HttpUtils.httpReq("POST", ModelVerseConnector.address,
+                    params,
+                    callback
+                );
+            }
+        );
+    }
+
+    /*********END COMMUNICATION FUNCTIONS**********/
+
+    /*********WRAPPER FUNCTIONS**********/
+    static connect(username_param, password_param) {
+        console.log("Connecting to: " + ModelVerseConnector.address);
+        ModelVerseConnector.set_status(ModelVerseConnector.WORKING);
+
+        let username = username_param || "admin";
+        let password = password_param || "admin";
+
+
+        let username_params = {
+            "value": "\"" + username + "\""
+        };
+
+        let password_params = {
+            "value": "\"" + password + "\""
+        };
+
+        let quiet_mode_params = {
+            "value": "\"quiet\""
+        };
+
+        this.get_output().then(
+            function(data){
+                data = data.replace(/"/g, "");
+                ModelVerseConnector.taskname = data;
+            }
+        )
+            .then(() => this.send_command(username_params)).then(this.get_output)
+            .then(() => this.send_command(password_params)).then(this.get_output)
+            .then(() => this.send_command(quiet_mode_params)).then(this.get_output)
+            .then(this.get_output)
+            .then(function () {
+                ModelVerseConnector.set_status(ModelVerseConnector.OKAY);
+            })
+            .catch(
+                function () {
+                    WindowManagement.openDialog(_ERROR, 'failed to login to the ModelVerse!');
+                    ModelVerseConnector.set_status(ModelVerseConnector.ERROR);
+                }
+            );
+
+
+    };
+
+
+    //TODO: Cache this data if too slow
+    static async get_files_in_folder(folder_name){
+        return await ModelVerseConnector.model_list(folder_name);
+    }
+
+    static model_list(folder_name){
+
+        return new Promise(function(resolve, reject) {
+
+
+            console.log("Listing models in: '" + folder_name + "'");
+
+            let folder_param = folder_name;
+
+            //fix slashes on filename
+            if (folder_param.endsWith("/")){
+                folder_param = folder_param.slice(0, -1);
+            }
+
+            if (folder_param.startsWith("/")){
+                folder_param = folder_param.slice(1);
+            }
+
+
+            let model_types = {
+                "data": utils.jsons(["model_list", folder_param])
+            };
+
+            ModelVerseConnector.send_command(model_types).then(ModelVerseConnector.get_output)
+                .then(function (data) {
+                    let files = [];
+
+                    data = data.replace("Success: ", "");
+                    let new_files = JSON.parse(data).split("\n");
+
+                    for (let i in new_files) {
+                        let file = new_files[i];
+
+                        files.push(folder_name + file);
+                    }
+
+                    files.sort();
+                    resolve(files);
+                });
+
+        });
+    }
+
+
+    static choose_model(){
+
+        console.log("Choosing model: ");
+
+        let folders = [""];
+        let files = [];
+
+        ModelVerseConnector.set_status(ModelVerseConnector.WORKING);
+
+        if (ModelVerseConnector.curr_model){
+            let command = {"data": utils.jsons(["drop"])};
+            this.send_command(command).then(this.get_output)
+            .then(function(data){
+                //console.log(command);
+                //console.log(data);
+
+                ModelVerseConnector.curr_model = null;
+            });
+        }
+
+
+        let startDir = "/";
+        let fileb = FileBrowser.getFileBrowser(ModelVerseConnector.get_files_in_folder, false, false, __getRecentDir(startDir));
+        let feedback = GUIUtils.getTextSpan('', "feedback");
+        let title = "ModelVerse Explorer";
+
+        let callback = function (filenames) {
+            ModelVerseConnector.load_model(filenames[0]);
+        };
+
+        GUIUtils.setupAndShowDialog(
+                    [fileb['filebrowser'], null, null, feedback],
+                    function () {
+                        let value = [fileb['getselection']()];
+                        if (value.length > 0 && value[0] != "" && startDir) {
+                            __setRecentDir(startDir, value[0].substring(0, value[0].lastIndexOf('/') + 1));
+                        }
+                        return value;
+                    },
+                    __TWO_BUTTONS,
+                    title,
+                    callback);
+
+        ModelVerseConnector.set_status(ModelVerseConnector.OKAY);
+
+    }
+
+    static load_model(filename) {
+
+        let model_name = filename;
+        let metamodel = "formalisms/SimpleClassDiagrams";
+
+        //fix slashes on filename
+        if (model_name.endsWith("/")){
+            model_name = model_name.slice(0, -1);
+        }
+
+        if (model_name.startsWith("/")){
+            model_name = model_name.slice(1);
+        }
+
+
+        console.log("Loading model: " + model_name);
+        ModelVerseConnector.set_status(ModelVerseConnector.WORKING);
+        ModelVerseConnector.curr_model = filename;
+
+
+
+
+
+
+        //get CS for model
+        let SCD = "formalisms/SimpleClassDiagrams";
+        let MM_render = "formalisms/SCD_graphical";
+        let render_trans_model = "models/render_SCD";
+        let render_MM = this.get_render_mm();
+        let render_trans_code = this.get_render_trans();
+        let render_model_add = {
+            'data': encodeURIComponent(utils.jsons(["model_add", SCD, MM_render, render_MM]))};
+
+        let transformation_between = {
+            'data' : encodeURIComponent(utils.jsons(["transformation_add_AL", "rendered", MM_render, "abstract", SCD, "", "rendered", MM_render, "", render_trans_model]))
+        };
+
+        let transformation_data = {
+            'data' : encodeURIComponent(utils.jsons(["transformation_add_AL", render_trans_code]))
+        };
+
+        let model_rendered = {
+            'data' : encodeURIComponent(utils.jsons(["model_render", model_name, render_trans_model, "models/rendered_model"]))
+        };
+
+        //get AS for model
+        let model_types = {
+            "data": utils.jsons(["model_types", model_name])
+        };
+
+        let model_modify = {
+            "data": utils.jsons(["model_modify", model_name, metamodel])
+
+        };
+
+        let model_dump = {
+            "data": utils.jsons(["JSON"])
+        };
+
+        let model_CS = null;
+
+        //CS COMMANDS
+        //TODO: only need to add models if not present
+        this.send_command(render_model_add).then(this.get_output)
+            .then(this.send_command(transformation_between)).then(this.get_output)
+            .then(this.send_command({})).then(this.get_output)
+            .then(this.send_command(transformation_data)).then(this.get_output)
+            .then(this.send_command(model_rendered)).then(this.get_output)
+
+            .then(function(data){
+                data = data.replace("Success: ", "");
+                model_CS = eval(JSON.parse(data));
+            })
+
+            //AS COMMANDS
+
+            .then(this.send_command(model_types)).then(this.get_output)
+            .then(function(data){
+                console.log("model_types");
+                console.log(data);
+            })
+            .then(this.send_command(model_modify)).then(this.get_output)
+            .then(function(data){
+                console.log("model_modify");
+                console.log(data);
+            })
+            .then(this.send_command(model_dump)).then(this.get_output)
+            .then(function(data){
+                data = data.replace("Success: ", "");
+                let AS = eval(JSON.parse(data));
+                ModelVerseConnector.load_MV_model(AS, model_CS)
+            })
+            .then(function () {
+                ModelVerseConnector.set_status(ModelVerseConnector.OKAY);
+            })
+            .catch(
+                function (err) {
+                    console.log("Error with model loading!");
+                    console.log(err);
+
+                    ModelVerseConnector.set_status(ModelVerseConnector.ERROR);
+                }
+            );
+
+
+
+
+
+    }
+
+    /*********END WRAPPER FUNCTIONS**********/
+
+
+    static get_render_mm(){
+        let mm = "include \"primitives.alh\"\n" +
+        "\n" +
+        "SimpleAttribute Natural {}\n" +
+        "SimpleAttribute String {}\n" +
+        "SimpleAttribute Boolean {}\n" +
+        "\n" +
+        "Class GraphicalElement {\n" +
+        "    x : Natural\n" +
+        "    y : Natural\n" +
+        "    layer : Natural\n" +
+        "}\n" +
+        "\n" +
+        "Class Group : GraphicalElement {\n" +
+        "    __asid : String\n" +
+        "    dirty : Boolean\n" +
+        "}\n" +
+        "\n" +
+        "Association ConnectingLine (Group, Group) {\n" +
+        "    offsetSourceX : Natural\n" +
+        "    offsetSourceY : Natural\n" +
+        "    offsetTargetX : Natural\n" +
+        "    offsetTargetY : Natural\n" +
+        "    lineWidth : Natural\n" +
+        "    lineColour : String\n" +
+        "    arrow : Boolean\n" +
+        "    __asid : String\n" +
+        "    dirty : Boolean\n" +
+        "    layer : Natural\n" +
+        "}\n" +
+        "\n" +
+        "Class LineElement : GraphicalElement {\n" +
+        "    lineWidth : Natural\n" +
+        "    lineColour : String\n" +
+        "}\n" +
+        "\n" +
+        "Class Text : LineElement {\n" +
+        "    text : String\n" +
+        "}\n" +
+        "\n" +
+        "Class Line : LineElement {\n" +
+        "    targetX : Natural\n" +
+        "    targetY : Natural\n" +
+        "    arrow : Boolean\n" +
+        "}\n" +
+        "\n" +
+        "Class Shape : LineElement {\n" +
+        "    fillColour : String\n" +
+        "    width : Natural\n" +
+        "    height : Natural\n" +
+        "}\n" +
+        "\n" +
+        "Class Figure : GraphicalElement {\n" +
+        "    width : Natural\n" +
+        "    height : Natural\n" +
+        "}\n" +
+        "\n" +
+        "Class SVG {\n" +
+        "    data : String\n" +
+        "}\n" +
+        "\n" +
+        "Class Rectangle : Shape {\n" +
+        "}\n" +
+        "\n" +
+        "Class Ellipse : Shape {\n" +
+        "}\n" +
+        "\n" +
+        "Association contains (Group, GraphicalElement) {}\n" +
+        "Association renders (Figure, SVG) {\n" +
+        "    source_lower_cardinality = 1\n" +
+        "    target_lower_cardinality = 1\n" +
+        "    target_upper_cardinality = 1\n" +
+        "}"
+        ;
+
+        return mm;
+    }
+
+    static get_render_trans(){
+        let trans = "include \"primitives.alh\"\n" +
+        "include \"modelling.alh\"\n" +
+        "include \"object_operations.alh\"\n" +
+        "include \"utils.alh\"\n" +
+        "\n" +
+        "Boolean function main(model : Element):\n" +
+        "\tElement elements\n" +
+        "\tString class\n" +
+        "\tElement attrs\n" +
+        "\tElement attr_keys\n" +
+        "\tString attr_key\n" +
+        "\tString group\n" +
+        "\tString elem\n" +
+        "\tInteger loc\n" +
+        "\tInteger text_loc\n" +
+        "\tElement related_groups\n" +
+        "\tloc = 10\n" +
+        "\n" +
+        "\tElement groups\n" +
+        "\tgroups = dict_create()\n" +
+        "\n" +
+        "\telements = allInstances(model, \"rendered/Group\")\n" +
+        "\twhile (set_len(elements) > 0):\n" +
+        "\t\tgroup = set_pop(elements)\n" +
+        "\t\tif (set_len(allIncomingAssociationInstances(model, group, \"TracabilityClass\")) == 0):\n" +
+        "\t\t\tElement to_remove\n" +
+        "\t\t\tString elem_to_remove\n" +
+        "\t\t\tto_remove = allAssociationDestinations(model, group, \"rendered/contains\")\n" +
+        "\t\t\twhile (set_len(to_remove) > 0):\n" +
+        "\t\t\t\telem_to_remove = set_pop(to_remove)\n" +
+        "\t\t\t\tif (read_type(model, elem_to_remove) == \"rendered/Group\"):\n" +
+        "\t\t\t\t\tset_add(to_remove, elem_to_remove)\n" +
+        "\t\t\t\telse:\n" +
+        "\t\t\t\t\tmodel_delete_element(model, elem_to_remove)\n" +
+        "\t\t\tmodel_delete_element(model, group)\n" +
+        "\n" +
+        "\telements = allInstances(model, \"abstract/Class\")\n" +
+        "\twhile (set_len(elements) > 0):\n" +
+        "\t\tclass = set_pop(elements)\n" +
+        "\t\t\n" +
+        "\t\tInteger x\n" +
+        "\t\tInteger y\n" +
+        "\t\tx = loc\n" +
+        "\t\ty = 10\n" +
+        "\n" +
+        "\t\t// Check if there is already an associated element\n" +
+        "\t\tif (set_len(allOutgoingAssociationInstances(model, class, \"TracabilityClass\")) > 0):\n" +
+        "\t\t\t// Yes, but is it still clean?\n" +
+        "\t\t\tBoolean dirty\n" +
+        "\t\t\tdirty = False\n" +
+        "\n" +
+        "\t\t\trelated_groups = allAssociationDestinations(model, class, \"TracabilityClass\")\n" +
+        "\t\t\twhile (set_len(related_groups) > 0):\n" +
+        "\t\t\t\tgroup = set_pop(related_groups)\n" +
+        "\t\t\t\tif (value_eq(read_attribute(model, group, \"dirty\"), True)):\n" +
+        "\t\t\t\t\t// No, so mark all as dirty\n" +
+        "\t\t\t\t\tdirty = True\n" +
+        "\t\t\t\t\tbreak!\n" +
+        "\t\t\t\telse:\n" +
+        "\t\t\t\t\t// Yes, so just ignore this!\n" +
+        "\t\t\t\t\tcontinue!\n" +
+        "\n" +
+        "\t\t\tif (bool_not(dirty)):\n" +
+        "\t\t\t\tdict_add(groups, class, group)\n" +
+        "\t\t\t\tcontinue!\n" +
+        "\t\t\telse:\n" +
+        "\t\t\t\trelated_groups = allAssociationDestinations(model, class, \"TracabilityClass\")\n" +
+        "\t\t\t\tElement to_remove\n" +
+        "\t\t\t\tString elem_to_remove\n" +
+        "\t\t\t\twhile (set_len(related_groups) > 0):\n" +
+        "\t\t\t\t\tgroup = set_pop(related_groups)\n" +
+        "\t\t\t\t\tto_remove = allAssociationDestinations(model, group, \"rendered/contains\")\n" +
+        "\t\t\t\t\tx = create_value(read_attribute(model, group, \"x\"))\n" +
+        "\t\t\t\t\ty = create_value(read_attribute(model, group, \"y\"))\n" +
+        "\t\t\t\t\twhile (set_len(to_remove) > 0):\n" +
+        "\t\t\t\t\t\telem_to_remove = set_pop(to_remove)\n" +
+        "\t\t\t\t\t\tif (read_type(model, elem_to_remove) == \"rendered/Group\"):\n" +
+        "\t\t\t\t\t\t\tset_add(to_remove, elem_to_remove)\n" +
+        "\t\t\t\t\t\telse:\n" +
+        "\t\t\t\t\t\t\tmodel_delete_element(model, elem_to_remove)\n" +
+        "\t\t\t\t\tmodel_delete_element(model, group)\n" +
+        "\n" +
+        "\t\tattr_keys = dict_keys(getAttributeList(model, class))\n" +
+        "\t\ttext_loc = 5\n" +
+        "\n" +
+        "\t\tgroup = instantiate_node(model, \"rendered/Group\", \"\")\n" +
+        "\t\tinstantiate_attribute(model, group, \"x\", x)\n" +
+        "\t\tinstantiate_attribute(model, group, \"y\", y)\n" +
+        "\t\tinstantiate_attribute(model, group, \"__asid\", list_read(string_split_nr(class, \"/\", 1), 1))\n" +
+        "\t\tinstantiate_attribute(model, group, \"layer\", 0)\n" +
+        "\t\tdict_add(groups, class, group)\n" +
+        "\t\tloc = loc + 200\n" +
+        "\n" +
+        "\t\telem = instantiate_node(model, \"rendered/Rectangle\", \"\")\n" +
+        "\t\tinstantiate_attribute(model, elem, \"x\", 0)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"y\", 0)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"height\", 40 + set_len(getInstantiatableAttributes(model, class, \"abstract/AttributeLink\")) * 20)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"width\", 150)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"lineWidth\", 2) \n" +
+        "\t\tinstantiate_attribute(model, elem, \"lineColour\", \"black\")\n" +
+        "\t\tinstantiate_attribute(model, elem, \"fillColour\", \"white\")\n" +
+        "\t\tinstantiate_attribute(model, elem, \"layer\", 1)\n" +
+        "\t\tinstantiate_link(model, \"rendered/contains\", \"\", group, elem)\n" +
+        "\n" +
+        "\t\tString multiplicities\n" +
+        "\t\tString lower_card\n" +
+        "\t\tString upper_card\n" +
+        "\t\tif (element_eq(read_attribute(model, class, \"lower_cardinality\"), read_root())):\n" +
+        "\t\t\tlower_card = \"*\"\n" +
+        "\t\telse:\n" +
+        "\t\t\tlower_card = cast_value(read_attribute(model, class, \"lower_cardinality\"))\n" +
+        "\t\tif (element_eq(read_attribute(model, class, \"upper_cardinality\"), read_root())):\n" +
+        "\t\t\tupper_card = \"*\"\n" +
+        "\t\telse:\n" +
+        "\t\t\tupper_card = cast_value(read_attribute(model, class, \"upper_cardinality\"))\n" +
+        "\t\tmultiplicities = (((\"[\" + lower_card) + \"..\") + upper_card) + \"]\"\n" +
+        "\n" +
+        "\t\telem = instantiate_node(model, \"rendered/Text\", \"\")\n" +
+        "\t\tinstantiate_attribute(model, elem, \"x\", 5)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"y\", 3)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"lineWidth\", 1)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"lineColour\", \"black\")\n" +
+        "\t\tif (element_neq(read_attribute(model, class, \"name\"), read_root())):\n" +
+        "\t\t\tinstantiate_attribute(model, elem, \"text\", string_join(read_attribute(model, class, \"name\"), \"  \" + multiplicities))\n" +
+        "\t\telse:\n" +
+        "\t\t\tinstantiate_attribute(model, elem, \"text\", \"(unnamed) \" + multiplicities)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"layer\", 2)\n" +
+        "\t\tinstantiate_link(model, \"rendered/contains\", \"\", group, elem)\n" +
+        "\n" +
+        "\t\telem = instantiate_node(model, \"rendered/Line\", \"\")\n" +
+        "\t\tinstantiate_attribute(model, elem, \"x\", 0)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"y\", 20)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"targetX\", 150)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"targetY\", 20)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"lineWidth\", 1)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"lineColour\", \"black\")\n" +
+        "\t\tinstantiate_attribute(model, elem, \"arrow\", False)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"layer\", 2)\n" +
+        "\t\tinstantiate_link(model, \"rendered/contains\", \"\", group, elem)\n" +
+        "\n" +
+        "\t\tattrs = getInstantiatableAttributes(model, class, \"abstract/AttributeLink\")\n" +
+        "\t\tattr_keys = dict_keys(attrs)\n" +
+        "\t\twhile (dict_len(attr_keys) > 0):\n" +
+        "\t\t\tattr_key = set_pop(attr_keys)\n" +
+        "\t\t\telem = instantiate_node(model, \"rendered/Text\", \"\")\n" +
+        "\t\t\tinstantiate_attribute(model, elem, \"x\", 5)\n" +
+        "\t\t\tinstantiate_attribute(model, elem, \"y\", text_loc + 20)\n" +
+        "\t\t\tinstantiate_attribute(model, elem, \"lineWidth\", 1)\n" +
+        "\t\t\tinstantiate_attribute(model, elem, \"lineColour\", \"black\")\n" +
+        "\t\t\tinstantiate_attribute(model, elem, \"text\", (attr_key + \" : \") + cast_string(list_read(string_split_nr(attrs[attr_key], \"/\", 1), 1)))\n" +
+        "\t\t\tinstantiate_attribute(model, elem, \"layer\", 2)\n" +
+        "\t\t\tinstantiate_link(model, \"rendered/contains\", \"\", group, elem)\n" +
+        "\t\t\ttext_loc = text_loc + 15\n" +
+        "\n" +
+        "\t\tinstantiate_link(model, \"TracabilityClass\", \"\", class, group)\n" +
+        "\n" +
+        "\t// Flush all associations\n" +
+        "\telements = allInstances(model, \"rendered/ConnectingLine\")\n" +
+        "\twhile (set_len(elements) > 0):\n" +
+        "\t\tclass = set_pop(elements)\n" +
+        "\t\tmodel_delete_element(model, class)\n" +
+        "\n" +
+        "\t// Rerender associations\n" +
+        "\telements = allInstances(model, \"abstract/Association\")\n" +
+        "\twhile (set_len(elements) > 0):\n" +
+        "\t\tclass = set_pop(elements)\n" +
+        "\n" +
+        "\t\tattr_keys = dict_keys(getAttributeList(model, class))\n" +
+        "\n" +
+        "\t\telem = instantiate_link(model, \"rendered/ConnectingLine\", \"\", groups[readAssociationSource(model, class)], groups[readAssociationDestination(model, class)])\n" +
+        "\t\tinstantiate_attribute(model, elem, \"offsetSourceX\", 75)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"offsetSourceY\", 30)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"offsetTargetX\", 75)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"offsetTargetY\", 30)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"lineWidth\", 1)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"lineColour\", \"black\")\n" +
+        "\t\tinstantiate_attribute(model, elem, \"arrow\", True)\n" +
+        "\t\tinstantiate_attribute(model, elem, \"__asid\", list_read(string_split_nr(class, \"/\", 1), 1))\n" +
+        "\t\tinstantiate_attribute(model, elem, \"layer\", 0)\n" +
+        "\t\tlog(\"Real ASID: \" + cast_value(class))\n" +
+        "\t\tlog(\"Found ASID \" + cast_value(list_read(string_split_nr(class, \"/\", 1), 1)))\n" +
+        "\t\tinstantiate_link(model, \"rendered/contains\", \"\", group, elem)\n" +
+        "\n" +
+        "\treturn True!";
+
+        return trans;
+    }
+
+}