{"id":11242,"date":"2026-03-31T13:21:42","date_gmt":"2026-03-31T05:21:42","guid":{"rendered":"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/"},"modified":"2026-03-31T13:21:42","modified_gmt":"2026-03-31T05:21:42","slug":"comprehensive-guide-to-uml-activity-diagrams","status":"publish","type":"post","link":"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/","title":{"rendered":"Guide complet sur les diagrammes d&#8217;activit\u00e9 UML"},"content":{"rendered":"<blockquote>\n<p><em>Le diagramme d&#8217;activit\u00e9 aide \u00e0 d\u00e9crire le flux de contr\u00f4le du syst\u00e8me cible, par exemple en explorant des r\u00e8gles et des op\u00e9rations commerciales complexes, en d\u00e9crivant des cas d&#8217;utilisation et en mod\u00e9lisant des processus m\u00e9tiers.<\/em><\/p>\n<\/blockquote>\n<h2>Introduction<\/h2>\n<p>Les diagrammes d&#8217;activit\u00e9 font partie int\u00e9grante du langage de mod\u00e9lisation unifi\u00e9 (UML) et sont utilis\u00e9s pour mod\u00e9liser les aspects dynamiques d&#8217;un syst\u00e8me. Ils se concentrent sur le\u00a0<strong>s\u00e9quence et les conditions pour coordonner les comportements de niveau inf\u00e9rieur<\/strong>, plut\u00f4t que sur les classificateurs qui d\u00e9tiennent ces comportements. Ceux-ci sont couramment appel\u00e9s\u00a0<strong>flux de contr\u00f4le<\/strong>\u00a0et\u00a0<strong>mod\u00e8les de flux d&#8217;objets<\/strong>.<\/p>\n<p>Les comportements coordonn\u00e9s par ces mod\u00e8les peuvent \u00eatre initi\u00e9s parce que :<\/p>\n<ul>\n<li>\n<p>D&#8217;autres comportements terminent leur ex\u00e9cution<\/p>\n<\/li>\n<li>\n<p>Les objets et les donn\u00e9es deviennent disponibles<\/p>\n<\/li>\n<li>\n<p>Des \u00e9v\u00e9nements se produisent en dehors du flux<\/p>\n<p><figure aria-describedby=\"caption-attachment-11477\" class=\"wp-caption alignnone\" id=\"attachment_11477\" style=\"width: 847px\"><img alt=\"visual Paradigm Activity Diagram Tool\" class=\"wp-image-11477 size-full\" decoding=\"async\" height=\"470\" loading=\"lazy\" sizes=\"auto, (max-width: 847px) 100vw, 847px\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/img_69cb5a78f343c.png\" srcset=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/img_69cb5a78f343c.png 847w, https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/img_69cb5a78f343c-300x166.png 300w, https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/img_69cb5a78f343c-768x426.png 768w\" width=\"847\"\/><figcaption class=\"wp-caption-text\" id=\"caption-attachment-11477\">Outil de diagramme d&#8217;activit\u00e9 de visual Paradigm<\/figcaption><\/figure>\n<\/p>\n<\/li>\n<\/ul>\n<hr\/>\n<h2>Objectif et applications<\/h2>\n<p>Les diagrammes d&#8217;activit\u00e9 servent \u00e0 plusieurs fins de mod\u00e9lisation :<\/p>\n<p>\ud83d\udd39\u00a0<strong>Calcul proc\u00e9dural<\/strong>: Les activit\u00e9s agissent comme des m\u00e9thodes correspondant aux op\u00e9rations sur les classes dans les mod\u00e8les orient\u00e9s objet.<\/p>\n<p>\ud83d\udd39\u00a0<strong>Ing\u00e9nierie des processus m\u00e9tiers<\/strong>: Appliqu\u00e9 \u00e0 la mod\u00e9lisation organisationnelle pour la conception de flux de travail, o\u00f9 les \u00e9v\u00e9nements peuvent provenir \u00e0 l&#8217;int\u00e9rieur du syst\u00e8me (ach\u00e8vement d&#8217;une t\u00e2che) ou \u00e0 l&#8217;ext\u00e9rieur (interactions avec les clients).<\/p>\n<p>\ud83d\udd39\u00a0<strong>Mod\u00e9lisation des syst\u00e8mes d&#8217;information<\/strong>: Utilis\u00e9 pour sp\u00e9cifier les processus au niveau du syst\u00e8me et coordonner des r\u00e8gles commerciales complexes.<\/p>\n<p>\ud83d\udd39\u00a0<strong>\u00c9laboration des cas d&#8217;utilisation<\/strong>: Aident \u00e0 d\u00e9crire le flux interne des op\u00e9rations au sein d&#8217;un sc\u00e9nario de cas d&#8217;utilisation.<\/p>\n<hr\/>\n<h2>Diagramme d&#8217;activit\u00e9 exemple<\/h2>\n<p><img alt=\"Activity Diagram Sample\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Activity-Diagram-Sample.png\"\/><\/p>\n<p><em>Exemple d&#8217;un diagramme d&#8217;activit\u00e9 typique montrant le flux de contr\u00f4le, les points de d\u00e9cision et le traitement parall\u00e8le.<\/em><\/p>\n<hr\/>\n<h2>R\u00e9f\u00e9rence compl\u00e8te des notations<\/h2>\n<p>Ci-dessous se trouve une r\u00e9f\u00e9rence compl\u00e8te de toutes les notations du diagramme d&#8217;activit\u00e9, incluant des ic\u00f4nes visuelles, des d\u00e9finitions et des propri\u00e9t\u00e9s cl\u00e9s.<\/p>\n<h3>\u00c9l\u00e9ments fondamentaux<\/h3>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#activity\">Activit\u00e9<\/a><\/h4>\n<p><img alt=\"Activity\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Activity.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Une activit\u00e9 sp\u00e9cifie la coordination des ex\u00e9cutions de comportements secondaires, en utilisant un mod\u00e8le de flux de contr\u00f4le et de donn\u00e9es. Le flux d&#8217;ex\u00e9cution est mod\u00e9lis\u00e9 sous forme de n\u0153uds d&#8217;activit\u00e9 reli\u00e9s par des ar\u00eates d&#8217;activit\u00e9.<\/p>\n<p><strong>Propri\u00e9t\u00e9s cl\u00e9s<\/strong>:<\/p>\n<table>\n<thead>\n<tr>\n<th>Propri\u00e9t\u00e9<\/th>\n<th>Description<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Nom<\/td>\n<td>Le nom de l&#8217;activit\u00e9<\/td>\n<\/tr>\n<tr>\n<td>Langage<\/td>\n<td>Langage de mod\u00e9lisation utilis\u00e9<\/td>\n<\/tr>\n<tr>\n<td>Pr\u00e9condition<\/td>\n<td>Contraintes qui doivent \u00eatre remplies lors de l&#8217;appel<\/td>\n<\/tr>\n<tr>\n<td>Postcondition<\/td>\n<td>Contraintes remplies apr\u00e8s la fin de l&#8217;ex\u00e9cution<\/td>\n<\/tr>\n<tr>\n<td>Ex\u00e9cution unique<\/td>\n<td>Si vrai, toutes les invocations sont g\u00e9r\u00e9es par la m\u00eame ex\u00e9cution<\/td>\n<\/tr>\n<tr>\n<td>Lecture seule<\/td>\n<td>Si vrai, l&#8217;activit\u00e9 ne peut pas effectuer de modifications non locales<\/td>\n<\/tr>\n<tr>\n<td>R\u00e9entrant<\/td>\n<td>Si le comportement peut \u00eatre appel\u00e9 pendant son ex\u00e9cution<\/td>\n<\/tr>\n<tr>\n<td>Param\u00e8tres<\/td>\n<td>Ordre et type des arguments pour l&#8217;appel<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#activityparameternode\">N\u0153ud de param\u00e8tre d&#8217;activit\u00e9<\/a><\/h4>\n<p><img alt=\"Activity Parameter Node\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/ActivityParameterNode.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Des n\u0153uds d&#8217;objet situ\u00e9s au d\u00e9but et \u00e0 la fin des flux, qui fournissent un moyen d&#8217;accepter les entr\u00e9es d&#8217;une activit\u00e9 et de produire des sorties de l&#8217;activit\u00e9, via les param\u00e8tres d&#8217;activit\u00e9.<\/p>\n<p><strong>Propri\u00e9t\u00e9s cl\u00e9s<\/strong>:<\/p>\n<table>\n<thead>\n<tr>\n<th>Propri\u00e9t\u00e9<\/th>\n<th>Description<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Param\u00e8tre<\/td>\n<td>Le param\u00e8tre pour lequel le n\u0153ud accepte\/fournit des valeurs<\/td>\n<\/tr>\n<tr>\n<td>Limite sup\u00e9rieure<\/td>\n<td>Nombre maximum de jetons autoris\u00e9s dans le n\u0153ud<\/td>\n<\/tr>\n<tr>\n<td>Type d&#8217;ordonnancement<\/td>\n<td>La mani\u00e8re dont les jetons sont ordonn\u00e9s pour la s\u00e9lection<\/td>\n<\/tr>\n<tr>\n<td>Direction<\/td>\n<td>Indique si le param\u00e8tre est d&#8217;entr\u00e9e ou de sortie (par d\u00e9faut : entr\u00e9e)<\/td>\n<\/tr>\n<tr>\n<td>Type<\/td>\n<td>Le type du n\u0153ud de param\u00e8tre d&#8217;activit\u00e9<\/td>\n<\/tr>\n<tr>\n<td>Doit \u00eatre isol\u00e9<\/td>\n<td>Si vrai, les actions s&#8217;ex\u00e9cutent en isolation (par d\u00e9faut : faux)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#action\">Action<\/a><\/h4>\n<p><img alt=\"Action\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Action.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Repr\u00e9sente une \u00e9tape unique au sein d&#8217;une activit\u00e9 qui n&#8217;est pas d\u00e9compos\u00e9e davantage. Une action ne commencera pas son ex\u00e9cution tant que toutes les conditions d&#8217;entr\u00e9e ne seront pas satisfaites.<\/p>\n<p><strong>Propri\u00e9t\u00e9s cl\u00e9s<\/strong>:<\/p>\n<table>\n<thead>\n<tr>\n<th>Propri\u00e9t\u00e9<\/th>\n<th>Description<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Nom<\/td>\n<td>Le nom de l&#8217;action<\/td>\n<\/tr>\n<tr>\n<td>Visibilit\u00e9<\/td>\n<td>Accessibilit\u00e9 au sein des espaces de noms<\/td>\n<\/tr>\n<tr>\n<td>Type<\/td>\n<td>Appel d&#8217;une action de comportement ou d&#8217;une action d&#8217;appel d&#8217;op\u00e9ration<\/td>\n<\/tr>\n<tr>\n<td>Effet<\/td>\n<td>L&#8217;effet de la compl\u00e9tion de l&#8217;action<\/td>\n<\/tr>\n<tr>\n<td>Doit isoler<\/td>\n<td>Isole les effets des actions situ\u00e9es \u00e0 l&#8217;ext\u00e9rieur du groupe<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr\/>\n<h3>Actions de gestion des \u00e9v\u00e9nements<\/h3>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#accepteventaction\">Action d&#8217;acceptation d&#8217;\u00e9v\u00e9nement<\/a><\/h4>\n<p><img alt=\"Accept Event Action\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/AcceptEventAction.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Une action qui attend la survenue d&#8217;un \u00e9v\u00e9nement r\u00e9pondant \u00e0 des conditions sp\u00e9cifi\u00e9es.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#accepttimeeventaction\">Action d&#8217;acceptation d&#8217;\u00e9v\u00e9nement temporel<\/a><\/h4>\n<p><img alt=\"Accept Time Event Action\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/AcceptTimeEventAction.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Si la survenue est un \u00e9v\u00e9nement temporel, la valeur de r\u00e9sultat contient l&#8217;heure \u00e0 laquelle la survenue s&#8217;est produite. Appel\u00e9 informellement une \u00ab action d&#8217;attente de temps \u00bb.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#sendsignalaction\">Action d&#8217;envoi de signal<\/a><\/h4>\n<p><img alt=\"Send Signal Action\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/SendSignalAction.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Cr\u00e9e une instance de signal \u00e0 partir des entr\u00e9es et la transmet \u00e0 l&#8217;objet cible, pouvant provoquer une transition dans une machine \u00e0 \u00e9tats ou l&#8217;ex\u00e9cution d&#8217;une activit\u00e9. Le demandeur continue imm\u00e9diatement ; les r\u00e9ponses sont ignor\u00e9es.<\/p>\n<hr\/>\n<h3>N\u0153uds de contr\u00f4le<\/h3>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#initialnode\">N\u0153ud initial<\/a><\/h4>\n<p><img alt=\"Initial Node\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/InitialNode.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Un n\u0153ud de contr\u00f4le \u00e0 partir duquel le flux commence lorsque l&#8217;activit\u00e9 est appel\u00e9e. Une activit\u00e9 peut avoir plus d&#8217;un n\u0153ud initial.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#activityfinalnode\">N\u0153ud final d&#8217;activit\u00e9<\/a><\/h4>\n<p><img alt=\"Activity Final Node\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/ActivityFinalNode.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Une activit\u00e9 peut avoir plus d&#8217;un n\u0153ud final d&#8217;activit\u00e9. Le premier atteint arr\u00eate<strong>tous les flux<\/strong> dans l&#8217;activit\u00e9.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#flowfinalnode\">N\u0153ud final de flux<\/a><\/h4>\n<p><img alt=\"Flow Final Node\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/FlowFinalNode.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Un n\u0153ud final de flux d\u00e9truit tous les jetons qui y arrivent. Il n&#8217;a pas<strong>d&#8217;effet<\/strong> sur les autres flux de l&#8217;activit\u00e9.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#decisionnode\">N\u0153ud de d\u00e9cision<\/a><\/h4>\n<p><img alt=\"Decision Node\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/DecisionNode.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Accepte les jetons sur une ar\u00eate entrante et les pr\u00e9sente \u00e0 plusieurs ar\u00eates sortantes. L&#8217;ar\u00eate parcourue d\u00e9pend de l&#8217;\u00e9valuation des gardes sur les ar\u00eates sortantes.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#mergenode\">N\u0153ud de fusion<\/a><\/h4>\n<p><img alt=\"Merge Node\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/MergeNode.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Rassemble plusieurs flux alternatifs. N&#8217;est pas utilis\u00e9 pour synchroniser des flux concurrents, mais pour accepter<strong>l&#8217;un parmi plusieurs<\/strong> flux alternatifs.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#forknode\">N\u0153ud de s\u00e9paration<\/a><\/h4>\n<p><img alt=\"Fork Node\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/ForkNode.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Un n\u0153ud de contr\u00f4le qui divise un flux en<strong>plusieurs flux concurrents<\/strong>. Dispose d&#8217;une ar\u00eate entrante et de plusieurs ar\u00eates sortantes.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#joinnode\">N\u0153ud de jointure<\/a><\/h4>\n<p><img alt=\"Join Node\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/JoinNode.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Un n\u0153ud de contr\u00f4le qui<strong>synchronise plusieurs flux<\/strong>. Dispose de plusieurs ar\u00eates entrantes et d&#8217;une ar\u00eate sortante.<\/p>\n<hr\/>\n<h3>N\u0153uds d&#8217;objets et flux<\/h3>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#objectnode\">N\u0153ud d&#8217;objet<\/a><\/h4>\n<p><img alt=\"Object Node\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/ObjectNode.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Indique une instance d&#8217;un classificateur particulier, \u00e9ventuellement dans un \u00e9tat particulier, pouvant \u00eatre disponible \u00e0 un point particulier de l&#8217;activit\u00e9.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#inputpin\">Broche d&#8217;entr\u00e9e<\/a><\/h4>\n<p><img alt=\"Input Pin\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/InputPin.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Des n\u0153uds d&#8217;objet qui re\u00e7oivent des valeurs d&#8217;autres actions par le biais de flux d&#8217;objets.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#outputpin\">Broche de sortie<\/a><\/h4>\n<p><img alt=\"Output Pin\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/OutputPin.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Des n\u0153uds d&#8217;objet qui transmettent des valeurs \u00e0 d&#8217;autres actions par le biais de flux d&#8217;objets.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#valuepin\">Broche de valeur<\/a><\/h4>\n<p><img alt=\"Value Pin\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/ValuePin.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Une broche d&#8217;entr\u00e9e qui fournit une valeur \u00e0 une action qui ne<strong>pas<\/strong> provient d&#8217;une ar\u00eate de flux d&#8217;objet entrante.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#centralbuffernode\">N\u0153ud tampon central<\/a><\/h4>\n<p><img alt=\"Central Buffer Node\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/CentralBufferNode.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Accepte les jetons des n\u0153uds d&#8217;objets amont et les transmet aux n\u0153uds d&#8217;objets en aval. Agit comme tampon pour plusieurs flux entrants\/sortants. Ne se connecte pas directement aux actions.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#datastorenode\">N\u0153ud de stockage de donn\u00e9es<\/a><\/h4>\n<p><img alt=\"Data Store Node\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/DataStoreNode.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Repr\u00e9sente un emplacement de stockage persistant pour les objets au sein du flux d&#8217;activit\u00e9.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#controlflow\">Flot de contr\u00f4le<\/a><\/h4>\n<p><img alt=\"Control Flow\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/ControlFlow.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Une ar\u00eate qui d\u00e9clenche un n\u0153ud d&#8217;activit\u00e9 apr\u00e8s la fin du pr\u00e9c\u00e9dent.<\/p>\n<p><strong>Propri\u00e9t\u00e9s cl\u00e9s<\/strong>:<\/p>\n<table>\n<thead>\n<tr>\n<th>Propri\u00e9t\u00e9<\/th>\n<th>Description<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Source\/Cible<\/td>\n<td>N\u0153uds connect\u00e9s par le flux<\/td>\n<\/tr>\n<tr>\n<td>Poids<\/td>\n<td>Nombre minimum de jetons qui doivent traverser simultan\u00e9ment<\/td>\n<\/tr>\n<tr>\n<td>Garde<\/td>\n<td>Sp\u00e9cification d&#8217;ex\u00e9cution pour d\u00e9terminer la traversabilit\u00e9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#objectflow\">Flot d&#8217;objets<\/a><\/h4>\n<p><img alt=\"Object Flow\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/ObjectFlow.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Une ar\u00eate d&#8217;activit\u00e9 pouvant transporter des objets ou des donn\u00e9es le long d&#8217;elle.<\/p>\n<p><strong>Propri\u00e9t\u00e9s cl\u00e9s<\/strong>:<\/p>\n<table>\n<thead>\n<tr>\n<th>Propri\u00e9t\u00e9<\/th>\n<th>Description<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>S\u00e9lection<\/td>\n<td>S\u00e9lectionne les jetons \u00e0 partir d&#8217;un n\u0153ud d&#8217;objet source<\/td>\n<\/tr>\n<tr>\n<td>Transformation<\/td>\n<td>Modifie ou remplace les jetons de donn\u00e9es circulant le long de l&#8217;ar\u00eate<\/td>\n<\/tr>\n<tr>\n<td>Multidiffusion\/R\u00e9ception multilat\u00e9rale<\/td>\n<td>Contr\u00f4le de la m\u00e9thode de passage des objets<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr\/>\n<h3>N\u0153uds d&#8217;activit\u00e9 structur\u00e9s<\/h3>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#conditionalnodespecification\">Sp\u00e9cification du n\u0153ud conditionnel<\/a><\/h4>\n<p><img alt=\"Conditional Node Specification\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/ConditionalNodeSpec.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Un n\u0153ud d&#8217;activit\u00e9 structur\u00e9 qui repr\u00e9sente un <strong>choix exclusif<\/strong> parmi des alternatives.<\/p>\n<p><strong>Propri\u00e9t\u00e9s principales<\/strong>:<\/p>\n<table>\n<thead>\n<tr>\n<th>Propri\u00e9t\u00e9<\/th>\n<th>Description<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Assur\u00e9<\/td>\n<td>Si vrai, au moins un test r\u00e9ussira (par d\u00e9faut : faux)<\/td>\n<\/tr>\n<tr>\n<td>D\u00e9termin\u00e9<\/td>\n<td>Si vrai, au plus un test r\u00e9ussira (par d\u00e9faut : faux)<\/td>\n<\/tr>\n<tr>\n<td>Clauses<\/td>\n<td>Clauses composant la condition<\/td>\n<\/tr>\n<tr>\n<td>R\u00e9sultat<\/td>\n<td>Broches de sortie constituant les sorties du flux de donn\u00e9es<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#loopnode\">N\u0153ud de boucle<\/a><\/h4>\n<p><img alt=\"Loop Node\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/LoopNode.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Repr\u00e9sente une boucle avec des sections d&#8217;initialisation, de test et de corps. La section de test peut pr\u00e9c\u00e9der ou suivre la section du corps.<\/p>\n<p><strong>Propri\u00e9t\u00e9s principales<\/strong>:<\/p>\n<table>\n<thead>\n<tr>\n<th>Propri\u00e9t\u00e9<\/th>\n<th>Description<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>D\u00e9cideur<\/td>\n<td>Broche de sortie dont la valeur d\u00e9termine la continuation de la boucle<\/td>\n<\/tr>\n<tr>\n<td>Test\u00e9 en premier<\/td>\n<td>Si vrai, le test est effectu\u00e9 avant l&#8217;ex\u00e9cution du corps pour la premi\u00e8re fois<\/td>\n<\/tr>\n<tr>\n<td>Parties d&#8217;initialisation\/Tests\/Corps<\/td>\n<td>Sous-r\u00e9gions pour les composants de boucle<\/td>\n<\/tr>\n<tr>\n<td>Variables de boucle<\/td>\n<td>Valeurs maintenues au cours des it\u00e9rations<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#expansionregion\">R\u00e9gion d&#8217;expansion<\/a><\/h4>\n<p><img alt=\"Expansion Region\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/ExpansionRegion.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Une r\u00e9gion strictement imbriqu\u00e9e avec des entr\u00e9es\/sorties explicites (mod\u00e9lis\u00e9e comme des ExpansionNodes). Ex\u00e9cut\u00e9e une fois pour chaque \u00e9l\u00e9ment de la collection d&#8217;entr\u00e9e.<\/p>\n<p><strong>Modes d&#8217;ex\u00e9cution<\/strong>:<\/p>\n<ul>\n<li>\n<p><strong>parall\u00e8le<\/strong>: Toutes les interactions sont ind\u00e9pendantes<\/p>\n<\/li>\n<li>\n<p><strong>it\u00e9ratif<\/strong>: Les interactions ont lieu dans l&#8217;ordre des \u00e9l\u00e9ments<\/p>\n<\/li>\n<li>\n<p><strong>flux<\/strong>: Un flux de valeurs s&#8217;\u00e9coule vers une seule ex\u00e9cution<\/p>\n<\/li>\n<\/ul>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#expansionnode\">N\u0153ud d&#8217;expansion<\/a><\/h4>\n<p><img alt=\"Expansion Node\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/ExpansionNode.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Un n\u0153ud d&#8217;objet utilis\u00e9 pour indiquer le flux \u00e0 travers la fronti\u00e8re d&#8217;une r\u00e9gion d&#8217;expansion. Les collections d&#8217;entr\u00e9e sont divis\u00e9es en \u00e9l\u00e9ments individuels \u00e0 l&#8217;int\u00e9rieur ; les sorties combinent les \u00e9l\u00e9ments pour former \u00e0 nouveau des collections.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#sequencenode\">N\u0153ud de s\u00e9quence<\/a><\/h4>\n<p><img alt=\"Sequence Node\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/SequenceNode.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Un n\u0153ud d&#8217;activit\u00e9 structur\u00e9 qui ex\u00e9cute ses actions<strong>dans l&#8217;ordre<\/strong>.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#structuredactivitynode\">N\u0153ud d&#8217;activit\u00e9 structur\u00e9<\/a><\/h4>\n<p><img alt=\"Structured Activity Node\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/StructuredActivityNode.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Un n\u0153ud conteneur qui regroupe d&#8217;autres n\u0153uds d&#8217;activit\u00e9 avec des s\u00e9mantiques d&#8217;ex\u00e9cution d\u00e9finies.<\/p>\n<hr\/>\n<h3>Constructions avanc\u00e9es<\/h3>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#interruptibleactivityregion\">R\u00e9gion d&#8217;activit\u00e9 interrompible<\/a><\/h4>\n<p><img alt=\"Interruptible Activity Region\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/InterruptibleActivityRegion.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Un groupe d\u2019activit\u00e9 qui prend en charge la terminaison des jetons qui circulent dans des parties d\u2019une activit\u00e9. Lorsqu\u2019un jeton quitte par des ar\u00eates d\u2019interruption, <strong>tous les jetons et comportements<\/strong>dans la r\u00e9gion sont termin\u00e9s.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#exceptionhandler\">Gestionnaire d\u2019exceptions<\/a><\/h4>\n<p><img alt=\"Exception Handler\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/ExceptionHandler.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Sp\u00e9cifie un corps \u00e0 ex\u00e9cuter si une exception sp\u00e9cifi\u00e9e se produit pendant l\u2019ex\u00e9cution du n\u0153ud prot\u00e9g\u00e9.<\/p>\n<p><strong>Propri\u00e9t\u00e9s principales<\/strong>:<\/p>\n<table>\n<thead>\n<tr>\n<th>Propri\u00e9t\u00e9<\/th>\n<th>Description<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>N\u0153ud prot\u00e9g\u00e9<\/td>\n<td>N\u0153ud prot\u00e9g\u00e9 par le gestionnaire<\/td>\n<\/tr>\n<tr>\n<td>Corps du gestionnaire<\/td>\n<td>N\u0153ud ex\u00e9cut\u00e9 si le gestionnaire attrape une exception<\/td>\n<\/tr>\n<tr>\n<td>Entr\u00e9e d\u2019exception<\/td>\n<td>N\u0153ud objet recevant le jeton d\u2019exception<\/td>\n<\/tr>\n<tr>\n<td>Types d\u2019exceptions<\/td>\n<td>Classificateurs des exceptions attrap\u00e9es par le gestionnaire<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr\/>\n<h3>\u00c9l\u00e9ments d\u2019appui<\/h3>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#swimlane\">Ligne de nage<\/a><\/h4>\n<p><img alt=\"Swimlane\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Swimlane.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Utilis\u00e9 pour partitionner les enfants dans un diagramme d\u2019activit\u00e9, g\u00e9n\u00e9ralement pour montrer la responsabilit\u00e9 par acteur, d\u00e9partement ou composant syst\u00e8me.<\/p>\n<p><strong>Propri\u00e9t\u00e9s<\/strong>:<\/p>\n<ul>\n<li>\n<p>Partitions horizontales<\/p>\n<\/li>\n<li>\n<p>Partitions verticales<\/p>\n<\/li>\n<\/ul>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#note\">Note<\/a><\/h4>\n<p><img alt=\"Note\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Note.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Un commentaire qui permet d\u2019attacher des remarques aux \u00e9l\u00e9ments. N\u2019a aucune port\u00e9e s\u00e9mantique mais peut contenir des informations utiles de mod\u00e9lisation.<\/p>\n<hr\/>\n<h4><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html#constraint\">Contrainte<\/a><\/h4>\n<p><img alt=\"Constraint\" decoding=\"async\" src=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/Constraint.png\"\/><\/p>\n<p><strong>D\u00e9finition<\/strong>: Une condition ou une restriction exprim\u00e9e dans un langage naturel ou un langage lisible par machine pour d\u00e9clarer le sens d&#8217;un \u00e9l\u00e9ment.<\/p>\n<p><strong>Propri\u00e9t\u00e9s<\/strong>:<\/p>\n<table>\n<thead>\n<tr>\n<th>Propri\u00e9t\u00e9<\/th>\n<th>Description<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Nom<\/td>\n<td>Nom facultatif de la contrainte<\/td>\n<\/tr>\n<tr>\n<td>Expression<\/td>\n<td>Condition qui doit \u00eatre vraie pour \u00eatre satisfaite<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr\/>\n<h2>Diagrammes UML associ\u00e9s<\/h2>\n<p>Les diagrammes d&#8217;activit\u00e9 fonctionnent le mieux lorsqu&#8217;ils sont utilis\u00e9s en conjonction avec d&#8217;autres types de diagrammes UML :<\/p>\n<table>\n<thead>\n<tr>\n<th>Type de diagramme<\/th>\n<th>Objectif<\/th>\n<th>Lien<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u00a0<a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/UseCase.html\">Diagramme de cas d&#8217;utilisation<\/a><\/td>\n<td>Capturer les exigences fonctionnelles et les interactions des acteurs<\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/UseCase.html\">Visualisation<\/a><\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Class.html\">Diagramme de classes<\/a><\/td>\n<td>Mod\u00e9liser la structure statique et les relations<\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Class.html\">Visualisation<\/a><\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Sequence.html\">Diagramme de s\u00e9quence<\/a><\/td>\n<td>Montrer les interactions entre objets au fil du temps<\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Sequence.html\">Visualisation<\/a><\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Collaboration.html\">Diagramme de communication<\/a><\/td>\n<td>Mettre l&#8217;accent sur les relations entre objets dans les interactions<\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Collaboration.html\">Visualisation<\/a><\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/State.html\">Diagramme d&#8217;\u00e9tat-machine<\/a><\/td>\n<td>Mod\u00e9liser les \u00e9tats et les transitions des objets<\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/State.html\">Visualisation<\/a><\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Component.html\">Diagramme de composant<\/a><\/td>\n<td>Afficher les composants physiques et leurs d\u00e9pendances<\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Component.html\">Vue<\/a><\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Deployment.html\">Diagramme de d\u00e9ploiement<\/a><\/td>\n<td>Mod\u00e9liser la topologie mat\u00e9rielle et le d\u00e9ploiement des artefacts<\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Deployment.html\">Vue<\/a><\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Package.html\">Diagramme de paquet<\/a><\/td>\n<td>Organiser les \u00e9l\u00e9ments du mod\u00e8le dans des espaces de noms<\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Package.html\">Vue<\/a><\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Object.html\">Diagramme d&#8217;objet<\/a><\/td>\n<td>Afficher les instances et les liens \u00e0 un instant donn\u00e9<\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Object.html\">Vue<\/a><\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/CompositeStructureDiagram.html\">Diagramme de structure composite<\/a><\/td>\n<td>Afficher la structure interne des classificateurs<\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/CompositeStructureDiagram.html\">Vue<\/a><\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/TimingDiagram.html\">Diagramme de temporisation<\/a><\/td>\n<td>Se concentrer sur les contraintes de temps et les changements d&#8217;\u00e9tat<\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/TimingDiagram.html\">Vue<\/a><\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/InteractionOverviewDiagram.html\">Diagramme d&#8217;aper\u00e7u d&#8217;interaction<\/a><\/td>\n<td>Combiner les diagrammes d&#8217;activit\u00e9 et les diagrammes d&#8217;interaction<\/td>\n<td><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/InteractionOverviewDiagram.html\">Vue<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr\/>\n<h2>R\u00e9f\u00e9rences<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Activity.html\"><strong>Diagramme d&#8217;activit\u00e9 \u2013 Galerie UML de Visual Paradigm<\/strong><\/a>: R\u00e9f\u00e9rence compl\u00e8te des notations, d\u00e9finitions et propri\u00e9t\u00e9s des diagrammes d&#8217;activit\u00e9 UML dans la documentation officielle de Visual Paradigm.<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/UseCase.html\"><strong>Diagramme de cas d&#8217;utilisation \u2013 Galerie UML de Visual Paradigm<\/strong><\/a>: Guide pour mod\u00e9liser les exigences fonctionnelles et les interactions entre acteurs et syst\u00e8mes \u00e0 l&#8217;aide des diagrammes de cas d&#8217;utilisation.<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Class.html\"><strong>Diagramme de classe \u2013 Galerie UML de Visual Paradigm<\/strong><\/a>: R\u00e9f\u00e9rence pour mod\u00e9liser la structure statique, les classes, les attributs, les op\u00e9rations et les relations.<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Sequence.html\"><strong>Diagramme de s\u00e9quence \u2013 Galerie UML de Visual Paradigm<\/strong><\/a>: Documentation pour mod\u00e9liser les interactions ordonn\u00e9es dans le temps entre objets et lignes de vie.<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Collaboration.html\"><strong>Diagram de communication \u2013 Galerie UML de Visual Paradigm<\/strong><\/a>: Guide pour les diagrammes de collaboration\/communication mettant l&#8217;accent sur les liens entre objets et le flux de messages.<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/State.html\"><strong>Diagram d&#8217;\u00e9tat-machine \u2013 Galerie UML de Visual Paradigm<\/strong><\/a>: R\u00e9f\u00e9rence pour mod\u00e9liser les \u00e9tats, les transitions, les \u00e9v\u00e9nements et les actions des objets individuels.<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Component.html\"><strong>Diagram de composant \u2013 Galerie UML de Visual Paradigm<\/strong><\/a>: Documentation pour mod\u00e9liser les composants physiques, les interfaces et les d\u00e9pendances dans un syst\u00e8me.<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Deployment.html\"><strong>Diagram de d\u00e9ploiement \u2013 Galerie UML de Visual Paradigm<\/strong><\/a>: Guide pour mod\u00e9liser les n\u0153uds mat\u00e9riels, les artefacts et les configurations de d\u00e9ploiement.<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Package.html\"><strong>Diagram de paquet \u2013 Galerie UML de Visual Paradigm<\/strong><\/a>: R\u00e9f\u00e9rence pour organiser les \u00e9l\u00e9ments du mod\u00e8le en paquets et g\u00e9rer les espaces de noms.<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/Object.html\"><strong>Diagram d&#8217;objet \u2013 Galerie UML de Visual Paradigm<\/strong><\/a>: Guide pour mod\u00e9liser les instances de classes et leurs liens \u00e0 un moment donn\u00e9.<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/CompositeStructureDiagram.html\"><strong>Diagram de structure composite \u2013 Galerie UML de Visual Paradigm<\/strong><\/a>: Documentation pour montrer la structure interne, les parties, les ports et les connecteurs des classificateurs.<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/TimingDiagram.html\"><strong>Diagram de temporisation \u2013 Galerie UML de Visual Paradigm<\/strong><\/a>: R\u00e9f\u00e9rence pour mod\u00e9liser les contraintes bas\u00e9es sur le temps et les changements d&#8217;\u00e9tat le long des lignes de vie.<\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/VPGallery\/diagrams\/InteractionOverviewDiagram.html\"><strong>Diagram d&#8217;aper\u00e7u d&#8217;interaction \u2013 Galerie UML de Visual Paradigm<\/strong><\/a>: Guide pour combiner le contr\u00f4le de flux des diagrammes d&#8217;activit\u00e9 avec des fragments de diagrammes d&#8217;interaction.<\/li>\n<li><a href=\"http:\/\/www.omg.org\/\"><strong>Groupe de gestion des objets \u2013 Sp\u00e9cification UML<\/strong><\/a>: Source officielle des normes et sp\u00e9cifications du langage de mod\u00e9lisation unifi\u00e9.<\/li>\n<li><a href=\"http:\/\/www.uml.org\/\"><strong>Langage de mod\u00e9lisation unifi\u00e9 (OMG UML) Superstructure v2.2<\/strong><\/a>: Sp\u00e9cification fondamentale d\u00e9finissant les s\u00e9mantiques de la notation UML, cit\u00e9e pour les d\u00e9finitions de notation dans ce guide.<\/li>\n<\/ul>\n<hr\/>\n<blockquote>\n<p>\u2139\ufe0f\u00a0<em>La d\u00e9finition des notations est cit\u00e9e de\u00a0<a href=\"http:\/\/www.omg.org\/\">Groupe de gestion des objets<\/a>\u00a0<a href=\"http:\/\/www.uml.org\/\">Langage de mod\u00e9lisation unifi\u00e9 (OMG UML)<\/a>\u00a0Superstructure version 2.2 et versions ant\u00e9rieures (pour les notations qui n&#8217;existent plus dans la derni\u00e8re sp\u00e9cification).<\/em><\/p>\n<\/blockquote>\n<hr\/>\n<p class=\"\"><em>Ce guide s&#8217;adresse aux architectes logiciels, aux analystes m\u00e9tiers et aux concepteurs de syst\u00e8mes souhaitant mod\u00e9liser des flux de travail complexes et des processus m\u00e9tiers \u00e0 l&#8217;aide des diagrammes d&#8217;activit\u00e9 UML. Tous les \u00e9l\u00e9ments visuels et d\u00e9finitions proviennent de la galerie UML officielle de Visual Paradigm.<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le diagramme d&#8217;activit\u00e9 aide \u00e0 d\u00e9crire le flux de contr\u00f4le du syst\u00e8me cible, par exemple en explorant des r\u00e8gles et<\/p>\n","protected":false},"author":3482,"featured_media":11243,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","fifu_image_url":"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/img_69cb5a78f343c.png","fifu_image_alt":"","footnotes":""},"categories":[127],"tags":[],"class_list":["post-11242","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-unified-modeling-language"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Guide complet sur les diagrammes d&#039;activit\u00e9 UML - ArchiMetric French<\/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.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Guide complet sur les diagrammes d&#039;activit\u00e9 UML - ArchiMetric French\" \/>\n<meta property=\"og:description\" content=\"Le diagramme d&#8217;activit\u00e9 aide \u00e0 d\u00e9crire le flux de contr\u00f4le du syst\u00e8me cible, par exemple en explorant des r\u00e8gles et\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/\" \/>\n<meta property=\"og:site_name\" content=\"ArchiMetric French\" \/>\n<meta property=\"article:published_time\" content=\"2026-03-31T05:21:42+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/img_69cb5a78f343c.png\" \/><meta property=\"og:image\" content=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/img_69cb5a78f343c.png\" \/>\n\t<meta property=\"og:image:width\" content=\"847\" \/>\n\t<meta property=\"og:image:height\" content=\"470\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"curtis\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/img_69cb5a78f343c.png\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"curtis\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"15 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/\"},\"author\":{\"name\":\"curtis\",\"@id\":\"https:\/\/www.archimetric.com\/fr\/#\/schema\/person\/71e6318556cda44457a5b68e284bedba\"},\"headline\":\"Guide complet sur les diagrammes d&#8217;activit\u00e9 UML\",\"datePublished\":\"2026-03-31T05:21:42+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/\"},\"wordCount\":2747,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.archimetric.com\/fr\/wp-content\/uploads\/sites\/8\/2026\/03\/img_69cb5a78f343c.png\",\"articleSection\":[\"Unified Modeling Language\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/\",\"url\":\"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/\",\"name\":\"Guide complet sur les diagrammes d'activit\u00e9 UML - ArchiMetric French\",\"isPartOf\":{\"@id\":\"https:\/\/www.archimetric.com\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.archimetric.com\/fr\/wp-content\/uploads\/sites\/8\/2026\/03\/img_69cb5a78f343c.png\",\"datePublished\":\"2026-03-31T05:21:42+00:00\",\"author\":{\"@id\":\"https:\/\/www.archimetric.com\/fr\/#\/schema\/person\/71e6318556cda44457a5b68e284bedba\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/#primaryimage\",\"url\":\"https:\/\/www.archimetric.com\/fr\/wp-content\/uploads\/sites\/8\/2026\/03\/img_69cb5a78f343c.png\",\"contentUrl\":\"https:\/\/www.archimetric.com\/fr\/wp-content\/uploads\/sites\/8\/2026\/03\/img_69cb5a78f343c.png\",\"width\":847,\"height\":470},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.archimetric.com\/fr\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Guide complet sur les diagrammes d&#8217;activit\u00e9 UML\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.archimetric.com\/fr\/#website\",\"url\":\"https:\/\/www.archimetric.com\/fr\/\",\"name\":\"ArchiMetric French\",\"description\":\"EA, Dev Ops, Scrum, Agile and More\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.archimetric.com\/fr\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.archimetric.com\/fr\/#\/schema\/person\/71e6318556cda44457a5b68e284bedba\",\"name\":\"curtis\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.archimetric.com\/fr\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/6910084565fcc601ec03c6693bb8ea480c1e52ccaa0efb299eb038bb6a1edc87?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/6910084565fcc601ec03c6693bb8ea480c1e52ccaa0efb299eb038bb6a1edc87?s=96&d=mm&r=g\",\"caption\":\"curtis\"},\"url\":\"https:\/\/www.archimetric.com\/fr\/author\/curtis\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Guide complet sur les diagrammes d'activit\u00e9 UML - ArchiMetric French","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/","og_locale":"fr_FR","og_type":"article","og_title":"Guide complet sur les diagrammes d'activit\u00e9 UML - ArchiMetric French","og_description":"Le diagramme d&#8217;activit\u00e9 aide \u00e0 d\u00e9crire le flux de contr\u00f4le du syst\u00e8me cible, par exemple en explorant des r\u00e8gles et","og_url":"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/","og_site_name":"ArchiMetric French","article_published_time":"2026-03-31T05:21:42+00:00","og_image":[{"url":"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/img_69cb5a78f343c.png","type":"","width":"","height":""},{"width":847,"height":470,"url":"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/img_69cb5a78f343c.png","type":"image\/png"}],"author":"curtis","twitter_card":"summary_large_image","twitter_image":"https:\/\/www.archimetric.com\/wp-content\/uploads\/2026\/03\/img_69cb5a78f343c.png","twitter_misc":{"\u00c9crit par":"curtis","Dur\u00e9e de lecture estim\u00e9e":"15 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/#article","isPartOf":{"@id":"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/"},"author":{"name":"curtis","@id":"https:\/\/www.archimetric.com\/fr\/#\/schema\/person\/71e6318556cda44457a5b68e284bedba"},"headline":"Guide complet sur les diagrammes d&#8217;activit\u00e9 UML","datePublished":"2026-03-31T05:21:42+00:00","mainEntityOfPage":{"@id":"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/"},"wordCount":2747,"commentCount":0,"image":{"@id":"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/#primaryimage"},"thumbnailUrl":"https:\/\/www.archimetric.com\/fr\/wp-content\/uploads\/sites\/8\/2026\/03\/img_69cb5a78f343c.png","articleSection":["Unified Modeling Language"],"inLanguage":"fr-FR","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/","url":"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/","name":"Guide complet sur les diagrammes d'activit\u00e9 UML - ArchiMetric French","isPartOf":{"@id":"https:\/\/www.archimetric.com\/fr\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/#primaryimage"},"image":{"@id":"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/#primaryimage"},"thumbnailUrl":"https:\/\/www.archimetric.com\/fr\/wp-content\/uploads\/sites\/8\/2026\/03\/img_69cb5a78f343c.png","datePublished":"2026-03-31T05:21:42+00:00","author":{"@id":"https:\/\/www.archimetric.com\/fr\/#\/schema\/person\/71e6318556cda44457a5b68e284bedba"},"breadcrumb":{"@id":"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/#primaryimage","url":"https:\/\/www.archimetric.com\/fr\/wp-content\/uploads\/sites\/8\/2026\/03\/img_69cb5a78f343c.png","contentUrl":"https:\/\/www.archimetric.com\/fr\/wp-content\/uploads\/sites\/8\/2026\/03\/img_69cb5a78f343c.png","width":847,"height":470},{"@type":"BreadcrumbList","@id":"https:\/\/www.archimetric.com\/fr\/comprehensive-guide-to-uml-activity-diagrams\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.archimetric.com\/fr\/"},{"@type":"ListItem","position":2,"name":"Guide complet sur les diagrammes d&#8217;activit\u00e9 UML"}]},{"@type":"WebSite","@id":"https:\/\/www.archimetric.com\/fr\/#website","url":"https:\/\/www.archimetric.com\/fr\/","name":"ArchiMetric French","description":"EA, Dev Ops, Scrum, Agile and More","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.archimetric.com\/fr\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Person","@id":"https:\/\/www.archimetric.com\/fr\/#\/schema\/person\/71e6318556cda44457a5b68e284bedba","name":"curtis","image":{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.archimetric.com\/fr\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/6910084565fcc601ec03c6693bb8ea480c1e52ccaa0efb299eb038bb6a1edc87?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/6910084565fcc601ec03c6693bb8ea480c1e52ccaa0efb299eb038bb6a1edc87?s=96&d=mm&r=g","caption":"curtis"},"url":"https:\/\/www.archimetric.com\/fr\/author\/curtis\/"}]}},"_links":{"self":[{"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/posts\/11242","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/users\/3482"}],"replies":[{"embeddable":true,"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/comments?post=11242"}],"version-history":[{"count":0,"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/posts\/11242\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/media\/11243"}],"wp:attachment":[{"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/media?parent=11242"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/categories?post=11242"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.archimetric.com\/fr\/wp-json\/wp\/v2\/tags?post=11242"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}