{"id":3012,"date":"2026-02-13T13:37:09","date_gmt":"2026-02-13T05:37:09","guid":{"rendered":"https:\/\/www.go2posts.com\/fr\/case-study-use-case-diagram-for-a-food-delivery-platform\/"},"modified":"2026-02-13T13:37:09","modified_gmt":"2026-02-13T05:37:09","slug":"case-study-use-case-diagram-for-a-food-delivery-platform","status":"publish","type":"post","link":"https:\/\/www.go2posts.com\/fr\/case-study-use-case-diagram-for-a-food-delivery-platform\/","title":{"rendered":"\u00c9tude de cas : Diagramme de cas d&#8217;utilisation pour une plateforme de livraison de nourriture"},"content":{"rendered":"<p data-nodeid=\"6083\"><em data-nodeid=\"6517\">Mod\u00e9lisation des exigences du monde r\u00e9el avec UML \u2013 Un guide pratique<\/em><\/p>\n<hr data-nodeid=\"6084\"\/>\n<h2 data-nodeid=\"6085\"><strong data-nodeid=\"6521\">1. Introduction<\/strong><\/h2>\n<p data-nodeid=\"6086\">Dans le d\u00e9veloppement logiciel moderne,\u00a0<strong data-nodeid=\"6559\">les diagrammes de cas d&#8217;utilisation<\/strong>\u00a0sont un outil fondamental pour capturer les exigences fonctionnelles du point de vue de l&#8217;utilisateur. Cette \u00e9tude de cas pr\u00e9sente une analyse d\u00e9taill\u00e9e d&#8217;un\u00a0<strong data-nodeid=\"6560\">diagramme de cas d&#8217;utilisation r\u00e9aliste<\/strong>\u00a0pour une\u00a0<strong data-nodeid=\"6561\">plateforme de livraison de nourriture<\/strong>, en utilisant\u00a0<strong data-nodeid=\"6562\">la syntaxe PlantUML<\/strong>\u00a0comme langage de mod\u00e9lisation. L&#8217;objectif est de montrer non seulement\u00a0<em data-nodeid=\"6563\">ce qui<\/em>\u00a0\u00e9l\u00e9ments sont utilis\u00e9s dans le diagramme, mais aussi\u00a0<em data-nodeid=\"6564\">pourquoi<\/em>\u00a0ils sont choisis \u2014 mettant en \u00e9vidence\u00a0<strong data-nodeid=\"6565\">les d\u00e9cisions de mod\u00e9lisation pratiques<\/strong>,\u00a0<strong data-nodeid=\"6566\">les conventions<\/strong>, et\u00a0<strong data-nodeid=\"6567\">les pi\u00e8ges courants<\/strong>.<\/p>\n<p data-nodeid=\"6087\">Cette \u00e9tude de cas s&#8217;adresse \u00e0 la fois \u00e0\u00a0<strong data-nodeid=\"6577\">les d\u00e9butants apprenant UML<\/strong>\u00a0et \u00e0\u00a0<strong data-nodeid=\"6578\">les praticiens perfectionnant leurs pratiques de mod\u00e9lisation<\/strong>. Elle analyse chaque \u00e9l\u00e9ment du diagramme, explique son objectif et discute des implications dans le monde r\u00e9el.<\/p>\n<hr data-nodeid=\"6088\"\/>\n<h2 data-nodeid=\"6089\"><strong data-nodeid=\"6582\">2. Aper\u00e7u du syst\u00e8me<\/strong><\/h2>\n<p data-nodeid=\"6090\">Le\u00a0<strong data-nodeid=\"6588\">plateforme de livraison de nourriture<\/strong>\u00a0est une place de march\u00e9 num\u00e9rique qui connecte :<\/p>\n<ul data-nodeid=\"6091\">\n<li data-nodeid=\"6092\">\n<p data-nodeid=\"6093\"><strong data-nodeid=\"6593\">Clients<\/strong>\u00a0(individus qui commandent des aliments),<\/p>\n<\/li>\n<li data-nodeid=\"6094\">\n<p data-nodeid=\"6095\"><strong data-nodeid=\"6598\">Restaurants<\/strong>\u00a0(fournisseurs de repas),<\/p>\n<\/li>\n<li data-nodeid=\"6096\">\n<p data-nodeid=\"6097\"><strong data-nodeid=\"6603\">Livreurs<\/strong>\u00a0(personnel de livraison),<\/p>\n<\/li>\n<li data-nodeid=\"6098\">\n<p data-nodeid=\"6099\"><strong data-nodeid=\"6608\">Passerelles de paiement externes<\/strong>\u00a0(syst\u00e8mes tiers g\u00e9rant les transactions).<\/p>\n<\/li>\n<\/ul>\n<h3 data-nodeid=\"6100\">La plateforme permet aux utilisateurs de parcourir les restaurants, passer des commandes, suivre les livraisons, g\u00e9rer les paiements et appliquer des promotions. Le syst\u00e8me s&#8217;int\u00e8gre \u00e0 des services externes comme les processeurs de paiement et ne g\u00e8re pas la logique de paiement de mani\u00e8re interne.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/uml.planttext.com\/plantuml\/png\/VLLBRjim4Dq7y1q6tZG5R7TV645Skosw268qBRAUa2EP24KA91NN_G2zGs_OatHeYehaoDLECs_U_9v6rpwW2qsb9nV-KPaQ7LPGMMF5pjcA8BY6-Yw_GsdtofHGeFRicbneAW842qwLkm1IEH91MHDThs2bDQ08rdb0Ho2fK8Oas2Pu9Pb-Hn3nQ4hDP4Sah1iVEBVBxzFFL2eVo75Wzaq1FR1z1CiTDGvDWBk0HT42ip7ZDauzzQAsUAY8GxRE2lBU9lxM-l4-zjAL2TCFrahOa8uK1zXg38LrrHH-H1pmS_dEsRsdNbx_klKmMX3SEaakcxuu58z3qmqQB0bko3JPj1A2wW1lk4Qguom70MqrGsFRJUuZcpzvtyJQYiR8ZhskzI6sNrbOMqdP_fMxk4UjgOjUevEdZ1jLge2wHVQyoSyou9aAXL4N7lx-_iDYY1C2uIpN5rNmOBaQT8SKaTSAwPdFh_upqvuCEl3BCO-XXfFFk4v07UxbEiPGPpUKGfBa0FezdQuj8JlTzP3Zknn3dgmthq0PeHj98pA4nM8a0QFUmdBPXbrTFJFHjq16ZX41B1UB4J4bgXGNcKRLcM9xWaiz3IDp3IKPSgZLTqotvWpZp_byNB5de6U5_AizPyTpCKmEbtm9RJvfZEraTkGS7Ad9XR61sbDfY_w50NZFNJh3sUls6fKOQ8_7J-BoBZXLqon6R57FO2KFP6QykWLdvE509EuIFDZ06ME6yI_xjewLSwhuBLh3WFsE320ySLiI1ED0UU0YujKT9hZc5_vX_0C0\"\/><br \/>\nCode PlantUML :<\/p>\n<\/h3>\n<p>@startuml<br \/>\nskinparam monochrome true<br \/>\nskinparam shadowing false<\/p>\n<p>direction de gauche \u00e0 droite<\/p>\n<p>\u2018 Tous les acteurs sont d\u00e9finis en dehors du rectangle<br \/>\nacteur Client<br \/>\nacteur \u00ab Client enregistr\u00e9 \u00bb comme RegCustomer<br \/>\nacteur \u00ab Personnel du restaurant \u00bb comme Restaurant<br \/>\nacteur Livreur<br \/>\nacteur \u00ab Processeur de paiement \u00bb comme PaymentGW<\/p>\n<p>rectangle \u00ab Plateforme de livraison de nourriture \u00bb {<\/p>\n<p>(Parcourir les restaurants)<br \/>\n(Passer une commande)<br \/>\n(Suivre la commande)<br \/>\n(G\u00e9rer le menu)<br \/>\n(Accepter \/ Pr\u00e9parer la commande)<br \/>\n(Livrer la commande)<br \/>\n(Processus de paiement)<br \/>\n(\u00c9mettre un remboursement)<br \/>\n(Application du code promo)<br \/>\n(Utilisation du portefeuille)<br \/>\n(Paiement par carte)<br \/>\n(Paiement par portefeuille num\u00e9rique)<\/p>\n<p>\u2018 Associations \u2013 les fl\u00e8ches traversent la fronti\u00e8re<br \/>\nClient \u2013&gt; (Parcourir les restaurants)<br \/>\nClient enregistr\u00e9 \u2013&gt; (Passer une commande)<br \/>\nClient enregistr\u00e9 \u2013&gt; (Suivre la commande)<\/p>\n<p>Restaurant \u2013&gt; (G\u00e9rer le menu)<br \/>\nRestaurant \u2013&gt; (Accepter \/ Pr\u00e9parer la commande)<\/p>\n<p>Livreur \u2013&gt; (Livrer la commande)<\/p>\n<p>Passerelle de paiement \u2013&gt; (Traiter le paiement)<br \/>\nPasserelle de paiement \u2013&gt; (\u00c9mettre un remboursement)<\/p>\n<p>\u2018 inclure<br \/>\n(Passer une commande) ..&gt; (Traiter le paiement) : &lt;&lt;inclure&gt;&gt;<\/p>\n<p>\u2018 \u00e9tendre<br \/>\n(Passer une commande) &lt;.. (Application du code promo) : &lt;&lt;\u00e9tendre&gt;&gt;<br \/>\n(Traiter le paiement) &lt;.. (Utilisation du portefeuille) : &lt;&lt;\u00e9tendre&gt;&gt;<\/p>\n<p>\u2018 g\u00e9n\u00e9ralisation<br \/>\n(Traiter le paiement) &lt;|\u2013 (Paiement par carte)<br \/>\n(Traiter le paiement) &lt;|\u2013 (Paiement par portefeuille num\u00e9rique)<br \/>\n}<\/p>\n<p>\u2018 G\u00e9n\u00e9ralisation d&#8217;acteur (\u00e9galement en dehors)<br \/>\nClient &lt;|\u2013 Client enregistr\u00e9<\/p>\n<p>note \u00e0 droite de Passerelle de paiement<br \/>\nPasserelle de paiement externe<br \/>\n(Stripe, PayPal, Adyen, \u2026)<br \/>\nfin de la note<\/p>\n<p>note en bas de (Application du code promo)<br \/>\nFacultatif \u2013 uniquement lorsque un code valide est saisi<br \/>\nfin note<\/p>\n<p>@enduml<\/p>\n<blockquote data-nodeid=\"6101\">\n<p data-nodeid=\"6102\">\u2705\u00a0<strong data-nodeid=\"6623\">Point cl\u00e9<\/strong>: Le diagramme se concentre sur\u00a0<em data-nodeid=\"6624\">interactions externes<\/em>\u00a0\u2014 il montre ce que le syst\u00e8me\u00a0<em data-nodeid=\"6625\">fait<\/em>\u00a0pour ses utilisateurs et syst\u00e8mes, et non pas comment il est mis en \u0153uvre.<\/p>\n<\/blockquote>\n<hr data-nodeid=\"6103\"\/>\n<h2 data-nodeid=\"6104\"><strong data-nodeid=\"6629\">3. \u00c9l\u00e9ments du diagramme : \u00e9tude approfondie avec une signification pratique<\/strong><\/h2>\n<p data-nodeid=\"6105\">Ci-dessous se trouve une analyse compl\u00e8te de chaque \u00e9l\u00e9ment UML utilis\u00e9 dans le diagramme, accompagn\u00e9e d&#8217;une interpr\u00e9tation concr\u00e8te et d&#8217;une justification de mod\u00e9lisation.<\/p>\n<table data-nodeid=\"6107\">\n<thead data-nodeid=\"6108\">\n<tr data-nodeid=\"6109\">\n<th data-nodeid=\"6111\">#<\/th>\n<th data-nodeid=\"6112\">\u00c9l\u00e9ment<\/th>\n<th data-nodeid=\"6113\">Notation<\/th>\n<th data-nodeid=\"6114\">Signification et objectif<\/th>\n<th data-nodeid=\"6115\">D\u00e9cision de mod\u00e9lisation \/ Commentaire<\/th>\n<\/tr>\n<\/thead>\n<tbody data-nodeid=\"6121\">\n<tr data-nodeid=\"6122\">\n<td data-nodeid=\"6123\"><strong data-nodeid=\"6641\">1<\/strong><\/td>\n<td data-nodeid=\"6124\"><strong data-nodeid=\"6645\">Fronti\u00e8re du syst\u00e8me<\/strong><\/td>\n<td data-nodeid=\"6125\"><code data-backticks=\"1\" data-nodeid=\"6646\">rectangle \"Plateforme de livraison de nourriture\"<\/code><\/td>\n<td data-nodeid=\"6126\">D\u00e9finit le\u00a0<strong data-nodeid=\"6652\">p\u00e9rim\u00e8tre<\/strong>\u00a0du syst\u00e8me mod\u00e9lis\u00e9. Tous les cas d&#8217;utilisation \u00e0 l&#8217;int\u00e9rieur en font partie.<\/td>\n<td data-nodeid=\"6127\">Le nom est concis mais descriptif. Dans les contextes d&#8217;entreprise, des noms plus longs (par exemple, \u00ab Syst\u00e8me de gestion des commandes clients \u00bb) peuvent \u00eatre utilis\u00e9s.<\/td>\n<\/tr>\n<tr data-nodeid=\"6128\">\n<td data-nodeid=\"6129\"><strong data-nodeid=\"6657\">2<\/strong><\/td>\n<td data-nodeid=\"6130\"><strong data-nodeid=\"6661\">Acteur humain principal<\/strong><\/td>\n<td data-nodeid=\"6131\"><code data-backticks=\"1\" data-nodeid=\"6662\">acteur Client<\/code>,\u00a0<code data-backticks=\"1\" data-nodeid=\"6664\">acteur Livreur<\/code><\/td>\n<td data-nodeid=\"6132\">Repr\u00e9sente\u00a0<strong data-nodeid=\"6670\">r\u00f4les externes<\/strong>qui initient ou participent aux cas d&#8217;utilisation.<\/td>\n<td data-nodeid=\"6133\">Les noms sont simples et intuitifs. \u00c9vite les st\u00e9r\u00e9otypes inutiles comme<code data-backticks=\"1\" data-nodeid=\"6672\">&lt;&lt;personne&gt;&gt;<\/code>sauf si n\u00e9cessaire pour les grands mod\u00e8les.<\/td>\n<\/tr>\n<tr data-nodeid=\"6134\">\n<td data-nodeid=\"6135\"><strong data-nodeid=\"6677\">3<\/strong><\/td>\n<td data-nodeid=\"6136\"><strong data-nodeid=\"6681\">Acteur avec alias<\/strong><\/td>\n<td data-nodeid=\"6137\"><code data-backticks=\"1\" data-nodeid=\"6682\">acteur \"Personnel du restaurant\" comme Restaurant<\/code><\/td>\n<td data-nodeid=\"6138\">Permet de raccourcir un nom d&#8217;acteur long et descriptif pour plus de clart\u00e9 dans les connexions.<\/td>\n<td data-nodeid=\"6139\">Tr\u00e8s efficace lorsque les noms d&#8217;acteurs contiennent des espaces ou sont verbeux. R\u00e9duit le d\u00e9sordre et am\u00e9liore la lisibilit\u00e9.<\/td>\n<\/tr>\n<tr data-nodeid=\"6140\">\n<td data-nodeid=\"6141\"><strong data-nodeid=\"6688\">4<\/strong><\/td>\n<td data-nodeid=\"6142\"><strong data-nodeid=\"6692\">Acteur syst\u00e8me externe<\/strong><\/td>\n<td data-nodeid=\"6143\"><code data-backticks=\"1\" data-nodeid=\"6693\">acteur \"Processus de paiement\" comme PaymentGW<\/code><\/td>\n<td data-nodeid=\"6144\">Mod\u00e9lise<strong data-nodeid=\"6699\">syst\u00e8mes tiers<\/strong>avec lesquels la plateforme interagit.<\/td>\n<td data-nodeid=\"6145\">Pas de st\u00e9r\u00e9otype<code data-backticks=\"1\" data-nodeid=\"6701\">\u00absyst\u00e8me\u00bb<\/code>est utilis\u00e9 \u2014 acceptable dans les diagrammes l\u00e9gers. Toutefois, l&#8217;ajout de<code data-backticks=\"1\" data-nodeid=\"6703\">\u00absyst\u00e8me\u00bb<\/code>peut clarifier l&#8217;intention dans les syst\u00e8mes complexes.<\/td>\n<\/tr>\n<tr data-nodeid=\"6146\">\n<td data-nodeid=\"6147\"><strong data-nodeid=\"6708\">5<\/strong><\/td>\n<td data-nodeid=\"6148\"><strong data-nodeid=\"6712\">G\u00e9n\u00e9ralisation d&#8217;acteur<\/strong><\/td>\n<td data-nodeid=\"6149\">`Client &lt;<\/td>\n<td data-nodeid=\"6150\">\u2014 RegClient`<\/td>\n<td data-nodeid=\"6151\">Indique qu&#8217;un<strong data-nodeid=\"6727\">client enregistr\u00e9<\/strong>est une version sp\u00e9cialis\u00e9e d&#8217;un<strong data-nodeid=\"6728\">client invit\u00e9<\/strong>.<\/td>\n<\/tr>\n<tr data-nodeid=\"6153\">\n<td data-nodeid=\"6154\"><strong data-nodeid=\"6732\">6<\/strong><\/td>\n<td data-nodeid=\"6155\"><strong data-nodeid=\"6736\">Association ordinaire<\/strong><\/td>\n<td data-nodeid=\"6156\"><code data-backticks=\"1\" data-nodeid=\"6737\">Client --&gt; (Parcourir les restaurants)<\/code><\/td>\n<td data-nodeid=\"6157\">Montre que l&#8217;acteur<strong data-nodeid=\"6747\">initie<\/strong>ou<strong data-nodeid=\"6748\">participe \u00e0<\/strong>le cas d&#8217;utilisation.<\/td>\n<td data-nodeid=\"6158\">Ligne pleine = communication. La direction est implicite du acteur au cas d&#8217;utilisation (pas besoin de fl\u00e8che).<\/td>\n<\/tr>\n<tr data-nodeid=\"6159\">\n<td data-nodeid=\"6160\"><strong data-nodeid=\"6753\">7<\/strong><\/td>\n<td data-nodeid=\"6161\"><strong data-nodeid=\"6757\">Relation \u00abinclude\u00bb<\/strong><\/td>\n<td data-nodeid=\"6162\"><code data-backticks=\"1\" data-nodeid=\"6758\">(Passer une commande) ..&gt; (Traiter le paiement) : &lt;&lt;include&gt;&gt;<\/code><\/td>\n<td data-nodeid=\"6163\"><code data-backticks=\"1\" data-nodeid=\"6759\">Traiter le paiement<\/code>est<strong data-nodeid=\"6765\">toujours requis<\/strong>lorsqu&#8217;on passe une commande.<\/td>\n<td data-nodeid=\"6164\">La fl\u00e8che pointe<strong data-nodeid=\"6779\">de l&#8217;incluant \u2192 inclus<\/strong>. C&#8217;est crucial :<code data-backticks=\"1\" data-nodeid=\"6771\">Passer une commande<\/code>\u00a0<em data-nodeid=\"6780\">inclut<\/em>\u00a0<code data-backticks=\"1\" data-nodeid=\"6777\">Traiter le paiement<\/code>comme une \u00e9tape obligatoire.<\/td>\n<\/tr>\n<tr data-nodeid=\"6165\">\n<td data-nodeid=\"6166\"><strong data-nodeid=\"6784\">8<\/strong><\/td>\n<td data-nodeid=\"6167\"><strong data-nodeid=\"6788\">Relation \u00abextend\u00bb<\/strong><\/td>\n<td data-nodeid=\"6168\"><code data-backticks=\"1\" data-nodeid=\"6789\">(Passer une commande) &lt;.. (Appliquer un code promo) : &lt;&lt;extend&gt;&gt;<\/code><\/td>\n<td data-nodeid=\"6169\">Appliquer un code promo est<strong data-nodeid=\"6795\">facultatif<\/strong>et ne se produit que dans certaines conditions.<\/td>\n<td data-nodeid=\"6170\">La fl\u00e8che pointe<strong data-nodeid=\"6807\">de l&#8217;extension \u2192 la base<\/strong>. Le cas d&#8217;utilisation de base (<code data-backticks=\"1\" data-nodeid=\"6801\">Passer une commande<\/code>) peut \u00eatre \u00e9tendu\u00a0<em data-nodeid=\"6808\">conditionnellement<\/em>.<\/td>\n<\/tr>\n<tr data-nodeid=\"6171\">\n<td data-nodeid=\"6172\"><strong data-nodeid=\"6812\">9<\/strong><\/td>\n<td data-nodeid=\"6173\"><strong data-nodeid=\"6816\">G\u00e9n\u00e9ralisation du cas d&#8217;utilisation<\/strong><\/td>\n<td data-nodeid=\"6174\">`(Traiter le paiement) &lt;<\/td>\n<td data-nodeid=\"6175\">\u2014 (Paiement par carte)<code data-backticks=\"1\" data-nodeid=\"6821\">&lt;br&gt;<\/code>(Traiter le paiement) &lt;<\/td>\n<td data-nodeid=\"6176\">\u2014 (Paiement par portefeuille num\u00e9rique)`<\/td>\n<\/tr>\n<tr data-nodeid=\"6179\">\n<td data-nodeid=\"6180\"><strong data-nodeid=\"6829\">10<\/strong><\/td>\n<td data-nodeid=\"6181\"><strong data-nodeid=\"6833\">Note<\/strong><\/td>\n<td data-nodeid=\"6182\"><code data-backticks=\"1\" data-nodeid=\"6834\">note \u00e0 droite de PaymentGW<\/code><br \/>\n<code data-backticks=\"1\" data-nodeid=\"6836\">note en bas de (Appliquer le code promo)<\/code><\/td>\n<td data-nodeid=\"6183\">Fournit\u00a0<strong data-nodeid=\"6842\">explication contextuelle<\/strong>\u00a0sur l&#8217;impl\u00e9mentation ou les r\u00e8gles m\u00e9tier.<\/td>\n<td data-nodeid=\"6184\">Les notes sont sous-utilis\u00e9es mais\u00a0<strong data-nodeid=\"6848\">extr\u00eamement pr\u00e9cieuses<\/strong>. Elles \u00e9vitent les malentendus (par exemple, en pr\u00e9cisant que PaymentGW est externe).<\/td>\n<\/tr>\n<tr data-nodeid=\"6185\">\n<td data-nodeid=\"6186\"><strong data-nodeid=\"6852\">11<\/strong><\/td>\n<td data-nodeid=\"6187\"><strong data-nodeid=\"6856\">Acteurs en dehors de la fronti\u00e8re<\/strong><\/td>\n<td data-nodeid=\"6188\">Tous\u00a0<code data-backticks=\"1\" data-nodeid=\"6858\">acteur<\/code>\u00a0d\u00e9clarations pr\u00e9c\u00e8dent le rectangle<\/td>\n<td data-nodeid=\"6189\">Met en \u00e9vidence que\u00a0<strong data-nodeid=\"6865\">aucun acteur ne fait partie du syst\u00e8me<\/strong>\u00a0\u2014 s\u00e9paration claire des pr\u00e9occupations.<\/td>\n<td data-nodeid=\"6190\">L&#8217;un des deux agencements standards. Pr\u00e9f\u00e9r\u00e9 lorsque les acteurs sont nombreux ou externes.<\/td>\n<\/tr>\n<tr data-nodeid=\"6191\">\n<td data-nodeid=\"6192\"><strong data-nodeid=\"6870\">12<\/strong><\/td>\n<td data-nodeid=\"6193\"><strong data-nodeid=\"6874\">Direction du diagramme<\/strong><\/td>\n<td data-nodeid=\"6194\"><code data-backticks=\"1\" data-nodeid=\"6875\">direction de gauche \u00e0 droite<\/code><\/td>\n<td data-nodeid=\"6195\">Am\u00e9liore l&#8217;agencement lorsque plusieurs acteurs se trouvent \u00e0 gauche.<\/td>\n<td data-nodeid=\"6196\">Am\u00e9liore la lisibilit\u00e9. Particuli\u00e8rement efficace avec 4 \u00e0 8 acteurs. Alternative : agencement du haut vers le bas pour un nombre r\u00e9duit d&#8217;acteurs.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr data-nodeid=\"6197\"\/>\n<h2 data-nodeid=\"6198\"><strong data-nodeid=\"6883\">4. D\u00e9cisions cl\u00e9s en mati\u00e8re de mod\u00e9lisation et justifications<\/strong><\/h2>\n<h3 data-nodeid=\"6199\">\u2705\u00a0<strong data-nodeid=\"6888\">Pourquoi les acteurs sont situ\u00e9s \u00e0 l&#8217;ext\u00e9rieur de la fronti\u00e8re du syst\u00e8me<\/strong><\/h3>\n<ul data-nodeid=\"6200\">\n<li data-nodeid=\"6201\">\n<p data-nodeid=\"6202\"><strong data-nodeid=\"6897\">Meilleure pratique<\/strong>: Les acteurs repr\u00e9sentent des r\u00f4les<em data-nodeid=\"6898\">\u00e0 l&#8217;ext\u00e9rieur<\/em>du syst\u00e8me.<\/p>\n<\/li>\n<li data-nodeid=\"6203\">\n<p data-nodeid=\"6204\"><strong data-nodeid=\"6903\">Pourquoi cela importe<\/strong>: \u00c9vite toute confusion entre les composants du syst\u00e8me et les entit\u00e9s externes.<\/p>\n<\/li>\n<li data-nodeid=\"6205\">\n<p data-nodeid=\"6206\"><strong data-nodeid=\"6910\">Exemple<\/strong>:\u00a0<code data-backticks=\"1\" data-nodeid=\"6908\">Chauffeur<\/code>n&#8217;est pas un module de la plateforme \u2014 il s&#8217;agit d&#8217;un r\u00f4le tiers qui interagit avec elle.<\/p>\n<\/li>\n<\/ul>\n<blockquote data-nodeid=\"6207\">\n<p data-nodeid=\"6208\">\ud83d\udccc\u00a0<em data-nodeid=\"6916\">Astuce pro<\/em>: Si tous les acteurs \u00e9taient \u00e0 l&#8217;int\u00e9rieur de la fronti\u00e8re, cela impliquerait que le syst\u00e8me les inclut \u2014 ce qui serait trompeur.<\/p>\n<\/blockquote>\n<hr data-nodeid=\"6209\"\/>\n<h3 data-nodeid=\"6210\">\u2705\u00a0<strong data-nodeid=\"6923\">Pourquoi utiliser<code data-backticks=\"1\" data-nodeid=\"6920\">Client &lt;|-- ClientEnregistr\u00e9<\/code>au lieu de dupliquer les liens<\/strong><\/h3>\n<ul data-nodeid=\"6211\">\n<li data-nodeid=\"6212\">\n<p data-nodeid=\"6213\">Sans g\u00e9n\u00e9ralisation, vous devriez dessiner :<\/p>\n<pre class=\"lang-plantuml\" data-nodeid=\"6214\"><code data-language=\"plantuml\">Client --&gt; (Parcourir les restaurants)\r\nClientEnregistr\u00e9 --&gt; (Parcourir les restaurants)\r\nClientEnregistr\u00e9 --&gt; (Passer une commande)\r\n<\/code><\/pre>\n<\/li>\n<li data-nodeid=\"6215\">\n<p data-nodeid=\"6216\">Avec la g\u00e9n\u00e9ralisation, vous n&#8217;avez besoin que de :<\/p>\n<pre class=\"lang-plantuml\" data-nodeid=\"6217\"><code data-language=\"plantuml\">Client &lt;|-- ClientEnregistr\u00e9\r\nClient --&gt; (Parcourir les restaurants)\r\nClientEnregistr\u00e9 --&gt; (Passer une commande)\r\n<\/code><\/pre>\n<\/li>\n<li data-nodeid=\"6218\">\n<p data-nodeid=\"6219\"><strong data-nodeid=\"6930\">R\u00e9sultat<\/strong>: Diagramme plus propre et plus facile \u00e0 maintenir.<\/p>\n<\/li>\n<\/ul>\n<blockquote data-nodeid=\"6220\">\n<p data-nodeid=\"6221\">\ud83d\udccc\u00a0<em data-nodeid=\"6936\">Meilleure pratique<\/em>: Utilisez la g\u00e9n\u00e9ralisation des acteurs chaque fois qu&#8217;un acteur sp\u00e9cialis\u00e9 h\u00e9rite de tous les comportements d&#8217;un acteur plus g\u00e9n\u00e9ral.<\/p>\n<\/blockquote>\n<hr data-nodeid=\"6222\"\/>\n<h3 data-nodeid=\"6223\">\u2705\u00a0<strong data-nodeid=\"6945\">Pourquoi\u00a0<code data-backticks=\"1\" data-nodeid=\"6940\">&lt;&lt;inclure&gt;&gt;<\/code>\u00a0et\u00a0<code data-backticks=\"1\" data-nodeid=\"6942\">&lt;&lt;\u00e9tendre&gt;&gt;<\/code>\u00a0sont utilis\u00e9s correctement<\/strong><\/h3>\n<table data-nodeid=\"6225\">\n<thead data-nodeid=\"6226\">\n<tr data-nodeid=\"6227\">\n<th data-nodeid=\"6229\">Relation<\/th>\n<th data-nodeid=\"6230\">Objectif<\/th>\n<th data-nodeid=\"6231\">Direction<\/th>\n<th data-nodeid=\"6232\">Exemple<\/th>\n<\/tr>\n<\/thead>\n<tbody data-nodeid=\"6237\">\n<tr data-nodeid=\"6238\">\n<td data-nodeid=\"6239\"><code data-backticks=\"1\" data-nodeid=\"6950\">&lt;&lt;inclure&gt;&gt;<\/code><\/td>\n<td data-nodeid=\"6240\">Sous-flux obligatoire<\/td>\n<td data-nodeid=\"6241\">Depuis\u00a0<strong data-nodeid=\"6960\">y compris<\/strong>\u00a0\u2192\u00a0<strong data-nodeid=\"6961\">inclus<\/strong><\/td>\n<td data-nodeid=\"6242\"><code data-backticks=\"1\" data-nodeid=\"6962\">Passer une commande<\/code>\u00a0<strong data-nodeid=\"6969\">doit<\/strong>\u00a0inclure\u00a0<code data-backticks=\"1\" data-nodeid=\"6968\">Traiter le paiement<\/code><\/td>\n<\/tr>\n<tr data-nodeid=\"6243\">\n<td data-nodeid=\"6244\"><code data-backticks=\"1\" data-nodeid=\"6970\">&lt;&lt;\u00e9tendre&gt;&gt;<\/code><\/td>\n<td data-nodeid=\"6245\">Extension facultative<\/td>\n<td data-nodeid=\"6246\">Depuis\u00a0<strong data-nodeid=\"6980\">extension<\/strong>\u00a0\u2192\u00a0<strong data-nodeid=\"6981\">base<\/strong><\/td>\n<td data-nodeid=\"6247\"><code data-backticks=\"1\" data-nodeid=\"6982\">Appliquer le code promo<\/code>\u00a0<strong data-nodeid=\"6990\">\u00e9tend<\/strong>\u00a0<code data-backticks=\"1\" data-nodeid=\"6988\">Passer la commande<\/code>\u00a0seulement si le code est valide<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<blockquote data-nodeid=\"6248\">\n<p data-nodeid=\"6249\">\u2757\u00a0<strong data-nodeid=\"6996\">Erreur courante<\/strong>: Inverser la direction de la fl\u00e8che. N&#8217;oubliez jamais :<\/p>\n<ul data-nodeid=\"6250\">\n<li data-nodeid=\"6251\">\n<p data-nodeid=\"6252\"><code data-backticks=\"1\" data-nodeid=\"6997\">inclure<\/code>:\u00a0<code data-backticks=\"1\" data-nodeid=\"6999\">Base ..&gt; Incluse<\/code><\/p>\n<\/li>\n<li data-nodeid=\"6253\">\n<p data-nodeid=\"6254\"><code data-backticks=\"1\" data-nodeid=\"7000\">\u00e9tendre<\/code>:\u00a0<code data-backticks=\"1\" data-nodeid=\"7002\">Extension &lt;.. Base<\/code><\/p>\n<\/li>\n<\/ul>\n<\/blockquote>\n<hr data-nodeid=\"6255\"\/>\n<h3 data-nodeid=\"6256\">\u2705\u00a0<strong data-nodeid=\"7009\">Pourquoi\u00a0<code data-backticks=\"1\" data-nodeid=\"7006\">Traiter le paiement<\/code>\u00a0a des g\u00e9n\u00e9ralisations<\/strong><\/h3>\n<ul data-nodeid=\"6257\">\n<li data-nodeid=\"6258\">\n<p data-nodeid=\"6259\"><code data-backticks=\"1\" data-nodeid=\"7010\">Paiement par carte<\/code>\u00a0et\u00a0<code data-backticks=\"1\" data-nodeid=\"7012\">Paiement par portefeuille num\u00e9rique<\/code>\u00a0sont\u00a0<strong data-nodeid=\"7020\">formes sp\u00e9cialis\u00e9es<\/strong>\u00a0de\u00a0<code data-backticks=\"1\" data-nodeid=\"7018\">Traiter le paiement<\/code>.<\/p>\n<\/li>\n<li data-nodeid=\"6260\">\n<p data-nodeid=\"6261\">Cela montre que la plateforme prend en charge\u00a0<strong data-nodeid=\"7026\">plusieurs m\u00e9thodes de paiement<\/strong>, mais elles suivent toutes le m\u00eame flux principal.<\/p>\n<\/li>\n<li data-nodeid=\"6262\">\n<p data-nodeid=\"6263\">La g\u00e9n\u00e9ralisation permet de\u00a0<strong data-nodeid=\"7036\">comportement partag\u00e9<\/strong>\u00a0et\u00a0<strong data-nodeid=\"7037\">extensibilit\u00e9 future<\/strong>.<\/p>\n<\/li>\n<\/ul>\n<blockquote data-nodeid=\"6264\">\n<p data-nodeid=\"6265\">\ud83d\udccc\u00a0<em data-nodeid=\"7045\">Cas d&#8217;utilisation<\/em>: Ajouter une nouvelle m\u00e9thode de paiement (par exemple, Apple Pay) ne serait qu&#8217;une autre g\u00e9n\u00e9ralisation de\u00a0<code data-backticks=\"1\" data-nodeid=\"7043\">Traiter le paiement<\/code>.<\/p>\n<\/blockquote>\n<hr data-nodeid=\"6266\"\/>\n<h2 data-nodeid=\"6267\"><strong data-nodeid=\"7051\">5. Interpr\u00e9tations du monde r\u00e9el et questions r\u00e9pondues<\/strong><\/h2>\n<p data-nodeid=\"6268\">Ce diagramme n&#8217;est pas seulement un outil visuel \u2014 il r\u00e9pond \u00e0 des questions critiques d&#8217;ordre commercial et technique :<\/p>\n<table data-nodeid=\"6270\">\n<thead data-nodeid=\"6271\">\n<tr data-nodeid=\"6272\">\n<th data-nodeid=\"6274\">Question<\/th>\n<th data-nodeid=\"6275\">R\u00e9ponse du diagramme<\/th>\n<\/tr>\n<\/thead>\n<tbody data-nodeid=\"6278\">\n<tr data-nodeid=\"6279\">\n<td data-nodeid=\"6280\"><strong data-nodeid=\"7058\">Qui sont les principaux utilisateurs ?<\/strong><\/td>\n<td data-nodeid=\"6281\">Clients, Clients enregistr\u00e9s, Personnel des restaurants, Livreurs, Passerelle de paiement<\/td>\n<\/tr>\n<tr data-nodeid=\"6282\">\n<td data-nodeid=\"6283\"><strong data-nodeid=\"7063\">Les utilisateurs non enregistr\u00e9s peuvent-ils passer des commandes ?<\/strong><\/td>\n<td data-nodeid=\"6284\">\u274c Non \u2014 uniquement\u00a0<code data-backticks=\"1\" data-nodeid=\"7065\">ClientEnregistr\u00e9<\/code>\u00a0peut\u00a0<code data-backticks=\"1\" data-nodeid=\"7067\">Passer une commande<\/code>.\u00a0<code data-backticks=\"1\" data-nodeid=\"7069\">Client<\/code>\u00a0ne peut que\u00a0<code data-backticks=\"1\" data-nodeid=\"7071\">Parcourir les restaurants<\/code>.<\/td>\n<\/tr>\n<tr data-nodeid=\"6285\">\n<td data-nodeid=\"6286\"><strong data-nodeid=\"7076\">Le paiement est-il toujours requis ?<\/strong><\/td>\n<td data-nodeid=\"6287\">\u2705 Oui \u2014\u00a0<code data-backticks=\"1\" data-nodeid=\"7078\">Passer une commande<\/code>\u00a0<strong data-nodeid=\"7086\">inclut<\/strong>\u00a0<code data-backticks=\"1\" data-nodeid=\"7084\">Traiter le paiement<\/code>. Obligatoire.<\/td>\n<\/tr>\n<tr data-nodeid=\"6288\">\n<td data-nodeid=\"6289\"><strong data-nodeid=\"7090\">Les clients peuvent-ils appliquer des codes promotionnels ?<\/strong><\/td>\n<td data-nodeid=\"6290\">\u2705 Oui \u2014 mais uniquement<strong data-nodeid=\"7098\">facultativement<\/strong>via<code data-backticks=\"1\" data-nodeid=\"7096\">&lt;&lt;\u00e9tendre&gt;&gt;<\/code>. Uniquement si un code valide est saisi.<\/td>\n<\/tr>\n<tr data-nodeid=\"6291\">\n<td data-nodeid=\"6292\"><strong data-nodeid=\"7102\">Quelles m\u00e9thodes de paiement sont prises en charge ?<\/strong><\/td>\n<td data-nodeid=\"6293\">Carte et portefeuille num\u00e9rique (via g\u00e9n\u00e9ralisation). Un syst\u00e8me externe g\u00e8re le traitement r\u00e9el.<\/td>\n<\/tr>\n<tr data-nodeid=\"6294\">\n<td data-nodeid=\"6295\"><strong data-nodeid=\"7107\">Qui g\u00e8re le paiement ?<\/strong><\/td>\n<td data-nodeid=\"6296\">Externe<code data-backticks=\"1\" data-nodeid=\"7109\">PaymentGW<\/code> \u2014 non inclus dans la plateforme.<\/td>\n<\/tr>\n<tr data-nodeid=\"6297\">\n<td data-nodeid=\"6298\"><strong data-nodeid=\"7114\">Les restaurants peuvent-ils g\u00e9rer leurs menus ?<\/strong><\/td>\n<td data-nodeid=\"6299\">\u2705 Oui \u2014<code data-backticks=\"1\" data-nodeid=\"7116\">Restaurant<\/code> l&#8217;acteur interagit avec<code data-backticks=\"1\" data-nodeid=\"7118\">G\u00e9rer le menu<\/code> et <code data-backticks=\"1\" data-nodeid=\"7120\">Accepter \/ Pr\u00e9parer la commande<\/code>.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<blockquote data-nodeid=\"6300\">\n<p data-nodeid=\"6301\">\u2705\u00a0<strong data-nodeid=\"7139\">Valeur m\u00e9tier<\/strong>: Le diagramme communique clairement<strong data-nodeid=\"7140\">ce que fait le syst\u00e8me<\/strong>,\u00a0<strong data-nodeid=\"7141\">qui l&#8217;utilise<\/strong>, et<strong data-nodeid=\"7142\">quels comportements sont obligatoires ou facultatifs<\/strong>.<\/p>\n<\/blockquote>\n<hr data-nodeid=\"6302\"\/>\n<h2 data-nodeid=\"6303\"><strong data-nodeid=\"7146\">6. Principes courants de mod\u00e9lisation illustr\u00e9s<\/strong><\/h2>\n<p data-nodeid=\"6304\">Le diagramme illustre plusieurs<strong data-nodeid=\"7152\">meilleures pratiques<\/strong> dans la mod\u00e9lisation des cas d&#8217;utilisation UML :<\/p>\n<table data-nodeid=\"6306\">\n<thead data-nodeid=\"6307\">\n<tr data-nodeid=\"6308\">\n<th data-nodeid=\"6310\">Principe<\/th>\n<th data-nodeid=\"6311\">Application<\/th>\n<\/tr>\n<\/thead>\n<tbody data-nodeid=\"6314\">\n<tr data-nodeid=\"6315\">\n<td data-nodeid=\"6316\"><strong data-nodeid=\"7158\">Utilisez des noms de cas d&#8217;utilisation orient\u00e9s vers les objectifs<\/strong><\/td>\n<td data-nodeid=\"6317\"><code data-backticks=\"1\" data-nodeid=\"7159\">Passer une commande<\/code>,\u00a0<code data-backticks=\"1\" data-nodeid=\"7161\">Suivre une commande<\/code>,\u00a0<code data-backticks=\"1\" data-nodeid=\"7163\">Appliquer un code promotionnel<\/code> \u2014 tous commencent par un verbe et d\u00e9crivent un objectif utilisateur.<\/td>\n<\/tr>\n<tr data-nodeid=\"6318\">\n<td data-nodeid=\"6319\"><strong data-nodeid=\"7168\">Maintenez le diagramme lisible<\/strong><\/td>\n<td data-nodeid=\"6320\">Seulement<strong data-nodeid=\"7174\">10 cas d&#8217;utilisation<\/strong> sont affich\u00e9s \u2014 id\u00e9al pour la plupart des domaines d&#8217;entreprise (5 \u00e0 12 est recommand\u00e9).<\/td>\n<\/tr>\n<tr data-nodeid=\"6321\">\n<td data-nodeid=\"6322\"><strong data-nodeid=\"7178\">Syst\u00e8mes externes comme acteurs<\/strong><\/td>\n<td data-nodeid=\"6323\"><code data-backticks=\"1\" data-nodeid=\"7179\">PaymentGW<\/code> est mod\u00e9lis\u00e9 comme un acteur, et non comme un cas d&#8217;utilisation. Cela s\u00e9pare correctement les pr\u00e9occupations.<\/td>\n<\/tr>\n<tr data-nodeid=\"6324\">\n<td data-nodeid=\"6325\"><strong data-nodeid=\"7184\">Utilisez des notes pour clarifier les ambigu\u00eft\u00e9s<\/strong><\/td>\n<td data-nodeid=\"6326\">Les notes expliquent que<code data-backticks=\"1\" data-nodeid=\"7186\">PaymentGW<\/code> est externe et que le code promotionnel est facultatif \u2014 essentiel pour \u00e9viter les malentendus.<\/td>\n<\/tr>\n<tr data-nodeid=\"6327\">\n<td data-nodeid=\"6328\"><strong data-nodeid=\"7191\">Utilisez la g\u00e9n\u00e9ralisation d&#8217;acteur pour r\u00e9duire le brouillard<\/strong><\/td>\n<td data-nodeid=\"6329\">`Client &lt;<\/td>\n<\/tr>\n<tr data-nodeid=\"6331\">\n<td data-nodeid=\"6332\"><strong data-nodeid=\"7202\">Utilisez<code data-backticks=\"1\" data-nodeid=\"7197\">inclure<\/code> et <code data-backticks=\"1\" data-nodeid=\"7199\">\u00e9tendre<\/code>correctement<\/strong><\/td>\n<td data-nodeid=\"6333\">Clart\u00e9 entre le comportement obligatoire et le comportement facultatif.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<blockquote data-nodeid=\"6334\">\n<p data-nodeid=\"6335\">\ud83d\udccc\u00a0<em data-nodeid=\"7215\">Avertissement<\/em>: De nombreux diagrammes mal utilisent\u00a0<code data-backticks=\"1\" data-nodeid=\"7209\">&lt;&lt;extend&gt;&gt;<\/code>\u00a0pour signifier \u00ab facultatif \u00bb sans comprendre la\u00a0<strong data-nodeid=\"7216\">nature conditionnelle<\/strong>\u00a0des extensions. Ce diagramme \u00e9vite cette erreur.<\/p>\n<\/blockquote>\n<hr data-nodeid=\"6336\"\/>\n<h2 data-nodeid=\"6337\"><strong data-nodeid=\"7222\">7. Am\u00e9liorations potentielles et critique<\/strong><\/h2>\n<p data-nodeid=\"6338\">Bien que le diagramme soit solide, voici des\u00a0<strong data-nodeid=\"7228\">recommandations constructives<\/strong>\u00a0pour une am\u00e9lioration\u00a0:<\/p>\n<h3 data-nodeid=\"6339\">\ud83d\udd27\u00a0<strong data-nodeid=\"7233\">1. Ajouter des st\u00e9r\u00e9otypes pour plus de clart\u00e9<\/strong><\/h3>\n<pre class=\"lang-plantuml\" data-nodeid=\"6340\"><code data-language=\"plantuml\">acteur \"Processus de paiement\" comme PaymentGW &lt;&lt;systeme&gt;&gt;\r\n<\/code><\/pre>\n<ul data-nodeid=\"6341\">\n<li data-nodeid=\"6342\">\n<p data-nodeid=\"6343\"><strong data-nodeid=\"7238\">Pourquoi<\/strong>: Rend explicite le fait qu\u2019il s\u2019agit d\u2019un syst\u00e8me externe, et non d\u2019un r\u00f4le humain.<\/p>\n<\/li>\n<li data-nodeid=\"6344\">\n<p data-nodeid=\"6345\"><strong data-nodeid=\"7243\">Avantage<\/strong>: R\u00e9duit l\u2019ambigu\u00eft\u00e9, notamment dans les grands mod\u00e8les.<\/p>\n<\/li>\n<\/ul>\n<h3 data-nodeid=\"6346\">\ud83d\udd27\u00a0<strong data-nodeid=\"7250\">2. Clarifier\u00a0<code data-backticks=\"1\" data-nodeid=\"7247\">Appliquer le code promotionnel<\/code>\u00a0Condition d\u2019extension<\/strong><\/h3>\n<p data-nodeid=\"6347\">Actuellement\u00a0:<\/p>\n<pre class=\"lang-plantuml\" data-nodeid=\"6348\"><code data-language=\"plantuml\">note en bas de (Appliquer le code promotionnel)\r\n  Facultatif \u2013 uniquement lorsque un code valide est saisi\r\nfin note\r\n<\/code><\/pre>\n<ul data-nodeid=\"6349\">\n<li data-nodeid=\"6350\">\n<p data-nodeid=\"6351\"><strong data-nodeid=\"7266\">Meilleur<\/strong>: Utiliser une\u00a0<strong data-nodeid=\"7267\">notation conditionnelle<\/strong>\u00a0ou\u00a0<strong data-nodeid=\"7268\">garde<\/strong>\u00a0dans le\u00a0<code data-backticks=\"1\" data-nodeid=\"7264\">&lt;&lt;\u00e9tendre&gt;&gt;<\/code>\u00a0fl\u00e8che\u00a0:<\/p>\n<\/li>\n<\/ul>\n<pre class=\"lang-plantuml\" data-nodeid=\"6352\"><code data-language=\"plantuml\">(Passer une commande) &lt;.. (Appliquer un code promo) : &lt;&lt;\u00e9tendre&gt;&gt; [code promo valide]\r\n<\/code><\/pre>\n<ul data-nodeid=\"6353\">\n<li data-nodeid=\"6354\">\n<p data-nodeid=\"6355\"><strong data-nodeid=\"7273\">Pourquoi<\/strong>: Plus pr\u00e9cis qu&#8217;une note \u2014 lie directement l&#8217;extension \u00e0 une condition.<\/p>\n<\/li>\n<\/ul>\n<h3 data-nodeid=\"6356\">\ud83d\udd27\u00a0<strong data-nodeid=\"7280\">3. Consid\u00e9rer l&#8217;ajout d&#8217;un\u00a0<code data-backticks=\"1\" data-nodeid=\"7277\">Voir l'historique des commandes<\/code>\u00a0Cas d&#8217;utilisation<\/strong><\/h3>\n<ul data-nodeid=\"6357\">\n<li data-nodeid=\"6358\">\n<p data-nodeid=\"6359\">Actuellement manquant, mais probablement important pour les clients et les restaurants.<\/p>\n<\/li>\n<li data-nodeid=\"6360\">\n<p data-nodeid=\"6361\">Pourrait \u00eatre ajout\u00e9 comme un\u00a0<code data-backticks=\"1\" data-nodeid=\"7283\">ClientEnregistr\u00e9<\/code>\u00a0cas d&#8217;utilisation.<\/p>\n<\/li>\n<\/ul>\n<h3 data-nodeid=\"6362\">\ud83d\udd27\u00a0<strong data-nodeid=\"7289\">4. Regrouper les cas d&#8217;utilisation li\u00e9s (facultatif)<\/strong><\/h3>\n<p data-nodeid=\"6363\">Pour les diagrammes plus grands, regrouper les cas d&#8217;utilisation en\u00a0<strong data-nodeid=\"7295\">paquets<\/strong>:<\/p>\n<pre class=\"lang-plantuml\" data-nodeid=\"6364\"><code data-language=\"plantuml\">paquet \"Gestion des commandes\" {\r\n    (Passer une commande)\r\n    (Suivre la commande)\r\n    (Appliquer un code promo)\r\n}\r\npaquet \"Paiement\" {\r\n    (Traiter le paiement)\r\n    (Utiliser le portefeuille)\r\n    (Paiement par carte)\r\n    (Paiement par portefeuille num\u00e9rique)\r\n}\r\n<\/code><\/pre>\n<ul data-nodeid=\"6365\">\n<li data-nodeid=\"6366\">\n<p data-nodeid=\"6367\"><strong data-nodeid=\"7300\">Avantage<\/strong>: Am\u00e9liore la scalabilit\u00e9 et la lisibilit\u00e9.<\/p>\n<\/li>\n<\/ul>\n<hr data-nodeid=\"6368\"\/>\n<h2 data-nodeid=\"6369\"><strong data-nodeid=\"7304\">8. Que faire ensuite\u00a0?<\/strong><\/h2>\n<p data-nodeid=\"6370\">Cette \u00e9tude de cas a montr\u00e9 comment un\u00a0<strong data-nodeid=\"7314\">diagramme de cas d&#8217;utilisation bien structur\u00e9<\/strong>\u00a0peut capturer de mani\u00e8re claire et concise la logique commerciale complexe. Pour approfondir votre compr\u00e9hension, voici les\u00a0<strong data-nodeid=\"7315\">\u00e9tapes suivantes sugg\u00e9r\u00e9es<\/strong>:<\/p>\n<h3 data-nodeid=\"6371\">\ud83d\udd04\u00a0<strong data-nodeid=\"7320\">Option 1 : Vue centr\u00e9e sur le restaurant<\/strong><\/h3>\n<p data-nodeid=\"6372\">Mod\u00e9liser le m\u00eame domaine \u00e0 partir du <strong data-nodeid=\"7326\">point de vue du restaurant<\/strong>:<\/p>\n<ul data-nodeid=\"6373\">\n<li data-nodeid=\"6374\">\n<p data-nodeid=\"6375\">Se concentrer sur <code data-backticks=\"1\" data-nodeid=\"7328\">G\u00e9rer le menu<\/code>,\u00a0<code data-backticks=\"1\" data-nodeid=\"7330\">Accepter \/ Pr\u00e9parer la commande<\/code>,\u00a0<code data-backticks=\"1\" data-nodeid=\"7332\">Voir les commandes<\/code>,\u00a0<code data-backticks=\"1\" data-nodeid=\"7334\">Mettre \u00e0 jour le statut<\/code>.<\/p>\n<\/li>\n<li data-nodeid=\"6376\">\n<p data-nodeid=\"6377\">Afficher <code data-backticks=\"1\" data-nodeid=\"7337\">Restaurant<\/code> comme acteur principal.<\/p>\n<\/li>\n<li data-nodeid=\"6378\">\n<p data-nodeid=\"6379\">Inclure <code data-backticks=\"1\" data-nodeid=\"7340\">Client<\/code> comme acteur secondaire (par exemple, <code data-backticks=\"1\" data-nodeid=\"7342\">Client<\/code> envoie la commande \u2192 <code data-backticks=\"1\" data-nodeid=\"7344\">Restaurant<\/code> la re\u00e7oit).<\/p>\n<\/li>\n<\/ul>\n<blockquote data-nodeid=\"6380\">\n<p data-nodeid=\"6381\">\u2705\u00a0<strong data-nodeid=\"7351\">Avantage<\/strong> : R\u00e9v\u00e8le des objectifs syst\u00e8me et des r\u00f4les d&#8217;acteurs diff\u00e9rents.<\/p>\n<\/blockquote>\n<h3 data-nodeid=\"6382\">\ud83d\udd04\u00a0<strong data-nodeid=\"7356\">Option 2 : Ajouter plus de points d&#8217;extension<\/strong><\/h3>\n<p data-nodeid=\"6383\">Am\u00e9liorer <code data-backticks=\"1\" data-nodeid=\"7358\">Passer une commande<\/code>\u00a0avec :<\/p>\n<ul data-nodeid=\"6384\">\n<li data-nodeid=\"6385\">\n<p data-nodeid=\"6386\"><code data-backticks=\"1\" data-nodeid=\"7360\">Appliquer le bon de r\u00e9duction<\/code>\u00a0(si le code promotionnel est invalide \u2192\u00a0<code data-backticks=\"1\" data-nodeid=\"7362\">&lt;&lt;\u00e9tendre&gt;&gt;<\/code>\u00a0avec message d&#8217;erreur)<\/p>\n<\/li>\n<li data-nodeid=\"6387\">\n<p data-nodeid=\"6388\"><code data-backticks=\"1\" data-nodeid=\"7364\">Demander des instructions sp\u00e9ciales<\/code>\u00a0(optionnel)<\/p>\n<\/li>\n<li data-nodeid=\"6389\">\n<p data-nodeid=\"6390\"><code data-backticks=\"1\" data-nodeid=\"7366\">Planifier la commande<\/code>\u00a0(pour livraison future)<\/p>\n<\/li>\n<\/ul>\n<h3 data-nodeid=\"6391\">\ud83d\udd04\u00a0<strong data-nodeid=\"7376\">Option 3 : Comparer\u00a0<code data-backticks=\"1\" data-nodeid=\"7371\">inclure<\/code>\u00a0vs\u00a0<code data-backticks=\"1\" data-nodeid=\"7373\">\u00e9tendre<\/code>\u00a0avec des exemples<\/strong><\/h3>\n<table data-nodeid=\"6393\">\n<thead data-nodeid=\"6394\">\n<tr data-nodeid=\"6395\">\n<th data-nodeid=\"6397\">Cas d&#8217;utilisation<\/th>\n<th data-nodeid=\"6398\"><code data-backticks=\"1\" data-nodeid=\"7378\">&lt;&lt;inclure&gt;&gt;<\/code><\/th>\n<th data-nodeid=\"6399\"><code data-backticks=\"1\" data-nodeid=\"7379\">&lt;&lt;\u00e9tendre&gt;&gt;<\/code><\/th>\n<\/tr>\n<\/thead>\n<tbody data-nodeid=\"6403\">\n<tr data-nodeid=\"6404\">\n<td data-nodeid=\"6405\"><code data-backticks=\"1\" data-nodeid=\"7380\">Passer la commande<\/code>\u00a0\u2192\u00a0<code data-backticks=\"1\" data-nodeid=\"7382\">Traiter le paiement<\/code><\/td>\n<td data-nodeid=\"6406\">\u2705 Obligatoire<\/td>\n<td data-nodeid=\"6407\">\u274c Pas facultatif<\/td>\n<\/tr>\n<tr data-nodeid=\"6408\">\n<td data-nodeid=\"6409\"><code data-backticks=\"1\" data-nodeid=\"7385\">Passer la commande<\/code>\u00a0\u2192\u00a0<code data-backticks=\"1\" data-nodeid=\"7387\">Appliquer le code promotionnel<\/code><\/td>\n<td data-nodeid=\"6410\">\u274c Pas obligatoire<\/td>\n<td data-nodeid=\"6411\">\u2705 Conditionnel<\/td>\n<\/tr>\n<tr data-nodeid=\"6412\">\n<td data-nodeid=\"6413\"><code data-backticks=\"1\" data-nodeid=\"7390\">Connexion<\/code>\u00a0\u2192\u00a0<code data-backticks=\"1\" data-nodeid=\"7392\">V\u00e9rifier l'identit\u00e9<\/code><\/td>\n<td data-nodeid=\"6414\">\u2705 Toujours n\u00e9cessaire<\/td>\n<td data-nodeid=\"6415\">\u274c Non applicable<\/td>\n<\/tr>\n<tr data-nodeid=\"6416\">\n<td data-nodeid=\"6417\"><code data-backticks=\"1\" data-nodeid=\"7395\">Payer<\/code>\u00a0\u2192\u00a0<code data-backticks=\"1\" data-nodeid=\"7397\">Appliquer la r\u00e9duction<\/code><\/td>\n<td data-nodeid=\"6418\">\u2705 Toujours<\/td>\n<td data-nodeid=\"6419\">\u2705 Seulement si une r\u00e9duction existe<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<blockquote data-nodeid=\"6420\">\n<p data-nodeid=\"6421\">\ud83d\udccc\u00a0<strong data-nodeid=\"7405\">R\u00e8gle de base<\/strong>:<\/p>\n<ul data-nodeid=\"6422\">\n<li data-nodeid=\"6423\">\n<p data-nodeid=\"6424\">Utiliser\u00a0<code data-backticks=\"1\" data-nodeid=\"7407\">&lt;&lt;inclure&gt;&gt;<\/code>\u00a0lorsque le comportement\u00a0<strong data-nodeid=\"7413\">doit avoir lieu<\/strong>.<\/p>\n<\/li>\n<li data-nodeid=\"6425\">\n<p data-nodeid=\"6426\">Utiliser\u00a0<code data-backticks=\"1\" data-nodeid=\"7415\">&lt;&lt;\u00e9tendre&gt;&gt;<\/code>\u00a0lorsque le comportement\u00a0<strong data-nodeid=\"7421\">pourrait avoir lieu<\/strong>\u00a0sous certaines conditions.<\/p>\n<\/li>\n<\/ul>\n<\/blockquote>\n<h3 data-nodeid=\"6427\">\ud83d\udd04\u00a0<strong data-nodeid=\"7426\">Option 4 : Convertir en diagrammes de s\u00e9quence ou d&#8217;activit\u00e9<\/strong><\/h3>\n<p data-nodeid=\"6428\">Pour une analyse plus approfondie :<\/p>\n<ul data-nodeid=\"6429\">\n<li data-nodeid=\"6430\">\n<p data-nodeid=\"6431\"><strong data-nodeid=\"7438\">Diagramme de s\u00e9quence<\/strong>: Montrer le flux de\u00a0<code data-backticks=\"1\" data-nodeid=\"7432\">Passer la commande<\/code>\u00a0\u2192\u00a0<code data-backticks=\"1\" data-nodeid=\"7434\">Traiter le paiement<\/code>\u00a0\u2192\u00a0<code data-backticks=\"1\" data-nodeid=\"7436\">Livrer la commande<\/code>\u00a0avec des messages entre les acteurs et le syst\u00e8me.<\/p>\n<\/li>\n<li data-nodeid=\"6432\">\n<p data-nodeid=\"6433\"><strong data-nodeid=\"7445\">Diagramme d&#8217;activit\u00e9<\/strong>: Mod\u00e9liser les points de d\u00e9cision dans\u00a0<code data-backticks=\"1\" data-nodeid=\"7443\">Traiter le paiement<\/code>\u00a0(par exemple, carte refus\u00e9e \u2192 r\u00e9essayer ou passer au portefeuille).<\/p>\n<\/li>\n<\/ul>\n<hr data-nodeid=\"6434\"\/>\n<h2 data-nodeid=\"6435\"><strong data-nodeid=\"7449\">9. Conclusion<\/strong><\/h2>\n<p data-nodeid=\"6436\">Cette \u00e9tude de cas d\u00e9montre que\u00a0<strong data-nodeid=\"7459\">un diagramme de cas d&#8217;utilisation bien con\u00e7u<\/strong>\u00a0va bien au-del\u00e0 d&#8217;un simple croquis visuel \u2014 c&#8217;est un\u00a0<strong data-nodeid=\"7460\">outil de communication strat\u00e9gique<\/strong>\u00a0qui\u00a0:<\/p>\n<ul data-nodeid=\"6437\">\n<li data-nodeid=\"6438\">\n<p data-nodeid=\"6439\">Clarifie le p\u00e9rim\u00e8tre du syst\u00e8me,<\/p>\n<\/li>\n<li data-nodeid=\"6440\">\n<p data-nodeid=\"6441\">Capture les r\u00e8gles m\u00e9tier,<\/p>\n<\/li>\n<li data-nodeid=\"6442\">\n<p data-nodeid=\"6443\">Guide le d\u00e9veloppement,<\/p>\n<\/li>\n<li data-nodeid=\"6444\">\n<p data-nodeid=\"6445\">Emp\u00eache les malentendus.<\/p>\n<\/li>\n<\/ul>\n<p data-nodeid=\"6446\">Le\u00a0<strong data-nodeid=\"7474\">Plateforme de livraison de nourriture<\/strong>\u00a0diagramme est un\u00a0<strong data-nodeid=\"7475\">excellent exemple<\/strong>\u00a0de\u00a0:<\/p>\n<ul data-nodeid=\"6447\">\n<li data-nodeid=\"6448\">\n<p data-nodeid=\"6449\">Utilisation appropri\u00e9e de la notation UML,<\/p>\n<\/li>\n<li data-nodeid=\"6450\">\n<p data-nodeid=\"6451\">D\u00e9cisions de mod\u00e9lisation solides,<\/p>\n<\/li>\n<li data-nodeid=\"6452\">\n<p data-nodeid=\"6453\">S\u00e9paration claire des pr\u00e9occupations,<\/p>\n<\/li>\n<li data-nodeid=\"6454\">\n<p data-nodeid=\"6455\">Utilisation efficace des notes et des g\u00e9n\u00e9ralisations.<\/p>\n<\/li>\n<\/ul>\n<p data-nodeid=\"6456\">En suivant les principes pr\u00e9sent\u00e9s ici \u2014\u00a0<strong data-nodeid=\"7508\">nomenclature orient\u00e9e vers les objectifs<\/strong>,\u00a0<strong data-nodeid=\"7509\">utilisation correcte de\u00a0<code data-backticks=\"1\" data-nodeid=\"7487\">inclure<\/code>\/<code data-backticks=\"1\" data-nodeid=\"7489\">\u00e9tendre<\/code><\/strong>,\u00a0<strong data-nodeid=\"7510\">g\u00e9n\u00e9ralisation des acteurs<\/strong>, et\u00a0<strong data-nodeid=\"7511\">utilisation strat\u00e9gique des notes<\/strong>\u00a0\u2014 vous pouvez cr\u00e9er des diagrammes de cas d&#8217;utilisation qui sont \u00e0 la fois\u00a0<strong data-nodeid=\"7512\">pr\u00e9cis<\/strong>et\u00a0<strong data-nodeid=\"7513\">actionnable<\/strong>.<\/p>\n<hr data-nodeid=\"6457\"\/>\n<h2 data-nodeid=\"6458\">\u2705 Points cl\u00e9s finaux<\/h2>\n<table data-nodeid=\"6460\">\n<thead data-nodeid=\"6461\">\n<tr data-nodeid=\"6462\">\n<th data-nodeid=\"6464\">Principe<\/th>\n<th data-nodeid=\"6465\">Appliqu\u00e9 ici ?<\/th>\n<th data-nodeid=\"6466\">Pourquoi cela importe-t-il<\/th>\n<\/tr>\n<\/thead>\n<tbody data-nodeid=\"6470\">\n<tr data-nodeid=\"6471\">\n<td data-nodeid=\"6472\">Utilisez des noms de cas d&#8217;utilisation orient\u00e9s vers les objectifs<\/td>\n<td data-nodeid=\"6473\">\u2705 Oui<\/td>\n<td data-nodeid=\"6474\">Am\u00e9liore la clart\u00e9 et le focus utilisateur<\/td>\n<\/tr>\n<tr data-nodeid=\"6475\">\n<td data-nodeid=\"6476\">Gardez la taille du diagramme raisonnable<\/td>\n<td data-nodeid=\"6477\">\u2705 Oui (10 cas d&#8217;utilisation)<\/td>\n<td data-nodeid=\"6478\">\u00c9vite le surmenage cognitif<\/td>\n<\/tr>\n<tr data-nodeid=\"6479\">\n<td data-nodeid=\"6480\">Syst\u00e8mes externes comme acteurs<\/td>\n<td data-nodeid=\"6481\">\u2705 Oui<\/td>\n<td data-nodeid=\"6482\">S\u00e9paration correcte des pr\u00e9occupations<\/td>\n<\/tr>\n<tr data-nodeid=\"6483\">\n<td data-nodeid=\"6484\">Utilisez des notes pour le contexte<\/td>\n<td data-nodeid=\"6485\">\u2705 Oui<\/td>\n<td data-nodeid=\"6486\">\u00c9vite les malentendus<\/td>\n<\/tr>\n<tr data-nodeid=\"6487\">\n<td data-nodeid=\"6488\">Utilisez la g\u00e9n\u00e9ralisation pour r\u00e9duire la redondance<\/td>\n<td data-nodeid=\"6489\">\u2705 Oui<\/td>\n<td data-nodeid=\"6490\">Rend le diagramme \u00e9volutif et maintenable<\/td>\n<\/tr>\n<tr data-nodeid=\"6491\">\n<td data-nodeid=\"6492\">Correct<code data-backticks=\"1\" data-nodeid=\"7534\">&lt;&lt;inclure&gt;&gt;<\/code> et <code data-backticks=\"1\" data-nodeid=\"7536\">&lt;&lt;\u00e9tendre&gt;&gt;<\/code> direction<\/td>\n<td data-nodeid=\"6493\">\u2705 Oui<\/td>\n<td data-nodeid=\"6494\">Assure un mod\u00e8le de comportement pr\u00e9cis<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr data-nodeid=\"6495\"\/>\n<p class=\"\" data-nodeid=\"6509\">\n","protected":false},"excerpt":{"rendered":"<p>Mod\u00e9lisation des exigences du monde r\u00e9el avec UML \u2013 Un guide pratique 1. Introduction Dans le d\u00e9veloppement logiciel moderne,\u00a0les diagrammes de cas d&#8217;utilisation\u00a0sont un outil fondamental pour capturer les exigences&hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","fifu_image_url":"https:\/\/uml.planttext.com\/plantuml\/png\/VLLBRjim4Dq7y1q6tZG5R7TV645Skosw268qBRAUa2EP24KA91NN_G2zGs_OatHeYehaoDLECs_U_9v6rpwW2qsb9nV-KPaQ7LPGMMF5pjcA8BY6-Yw_GsdtofHGeFRicbneAW842qwLkm1IEH91MHDThs2bDQ08rdb0Ho2fK8Oas2Pu9Pb-Hn3nQ4hDP4Sah1iVEBVBxzFFL2eVo75Wzaq1FR1z1CiTDGvDWBk0HT42ip7ZDauzzQAsUAY8GxRE2lBU9lxM-l4-zjAL2TCFrahOa8uK1zXg38LrrHH-H1pmS_dEsRsdNbx_klKmMX3SEaakcxuu58z3qmqQB0bko3JPj1A2wW1lk4Qguom70MqrGsFRJUuZcpzvtyJQYiR8ZhskzI6sNrbOMqdP_fMxk4UjgOjUevEdZ1jLge2wHVQyoSyou9aAXL4N7lx-_iDYY1C2uIpN5rNmOBaQT8SKaTSAwPdFh_upqvuCEl3BCO-XXfFFk4v07UxbEiPGPpUKGfBa0FezdQuj8JlTzP3Zknn3dgmthq0PeHj98pA4nM8a0QFUmdBPXbrTFJFHjq16ZX41B1UB4J4bgXGNcKRLcM9xWaiz3IDp3IKPSgZLTqotvWpZp_byNB5de6U5_AizPyTpCKmEbtm9RJvfZEraTkGS7Ad9XR61sbDfY_w50NZFNJh3sUls6fKOQ8_7J-BoBZXLqon6R57FO2KFP6QykWLdvE509EuIFDZ06ME6yI_xjewLSwhuBLh3WFsE320ySLiI1ED0UU0YujKT9hZc5_vX_0C0","fifu_image_alt":"","footnotes":""},"categories":[74],"tags":[],"class_list":["post-3012","post","type-post","status-publish","format-standard","hentry","category-uml"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u00c9tude de cas : Diagramme de cas d&#039;utilisation pour une plateforme de livraison de nourriture - Go 2 Posts French | Breaking Digital News &amp; Software Trends<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.go2posts.com\/fr\/case-study-use-case-diagram-for-a-food-delivery-platform\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u00c9tude de cas : Diagramme de cas d&#039;utilisation pour une plateforme de livraison de nourriture - Go 2 Posts French | Breaking Digital News &amp; Software Trends\" \/>\n<meta property=\"og:description\" content=\"Mod\u00e9lisation des exigences du monde r\u00e9el avec UML \u2013 Un guide pratique 1. 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