{"id":1248,"date":"2026-01-30T07:52:24","date_gmt":"2026-01-30T07:52:24","guid":{"rendered":"https:\/\/www.viz-note.com\/vi\/comprehensive-case-study-on-uml-state-diagrams-for-a-temperature-control-system-2\/"},"modified":"2026-01-30T07:52:24","modified_gmt":"2026-01-30T07:52:24","slug":"comprehensive-case-study-on-uml-state-diagrams-for-a-temperature-control-system-2","status":"publish","type":"post","link":"https:\/\/www.viz-note.com\/vi\/comprehensive-case-study-on-uml-state-diagrams-for-a-temperature-control-system-2\/","title":{"rendered":"Nghi\u00ean c\u1ee9u tr\u01b0\u1eddng h\u1ee3p to\u00e0n di\u1ec7n v\u1ec1 s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i UML cho h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9"},"content":{"rendered":"<h4 dir=\"auto\">Gi\u1edbi thi\u1ec7u<\/h4>\n<p dir=\"auto\">S\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i UML (Ng\u00f4n ng\u1eef m\u00f4 h\u00ecnh h\u00f3a th\u1ed1ng nh\u1ea5t) l\u00e0 c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 m\u00f4 h\u00ecnh h\u00f3a h\u00e0nh vi \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng, ghi l\u1ea1i c\u00e1ch ch\u00fang chuy\u1ec3n \u0111\u1ed5i gi\u1eefa c\u00e1c tr\u1ea1ng th\u00e1i ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c s\u1ef1 ki\u1ec7n. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong k\u1ef9 thu\u1eadt ph\u1ea7n m\u1ec1m \u0111\u1ec3 thi\u1ebft k\u1ebf v\u00e0 ph\u00e2n t\u00edch c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 h\u00e0nh vi ph\u1ee9c t\u1ea1p, ch\u1eb3ng h\u1ea1n nh\u01b0 h\u1ec7 th\u1ed1ng nh\u00fang, giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng v\u00e0 quy tr\u00ecnh kinh doanh. Nghi\u00ean c\u1ee9u tr\u01b0\u1eddng h\u1ee3p n\u00e0y t\u1eadp trung v\u00e0o s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i UML cho h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong b\u1ed9 \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 ho\u1eb7c h\u1ec7 th\u1ed1ng HVAC, nh\u1eb1m minh h\u1ecda c\u00e1c kh\u00e1i ni\u1ec7m UML ch\u00ednh. N\u00f3 c\u0169ng cung c\u1ea5p h\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc v\u1ec1 c\u00e1ch t\u1ea1o c\u00e1c s\u01a1 \u0111\u1ed3 n\u00e0y b\u1eb1ng Visual Paradigm, m\u1ed9t c\u00f4ng c\u1ee5 m\u00f4 h\u00ecnh h\u00f3a UML h\u00e0ng \u0111\u1ea7u. \u0110\u1ec3 t\u0103ng c\u01b0\u1eddng s\u1ef1 hi\u1ec3u bi\u1ebft, c\u00e1c v\u00ed d\u1ee5 b\u1ed5 sung nh\u01b0 m\u00e1y b\u00e1n h\u00e0ng t\u1ef1 \u0111\u1ed9ng v\u00e0 h\u1ec7 th\u1ed1ng \u0111\u00e8n giao th\u00f4ng \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o \u0111\u1ec3 minh h\u1ecda t\u00ednh linh ho\u1ea1t c\u1ee7a s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i.<\/p>\n<h4 dir=\"auto\">M\u00f4 t\u1ea3 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9<\/h4>\n<p dir=\"auto\">H\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 mong mu\u1ed1n b\u1eb1ng c\u00e1ch chuy\u1ec3n \u0111\u1ed5i gi\u1eefa ch\u1ebf \u0111\u1ed9 s\u01b0\u1edfi v\u00e0 ch\u1ebf \u0111\u1ed9 l\u00e0m m\u00e1t d\u1ef1a tr\u00ean \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng. H\u00e0nh vi c\u1ee7a h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c m\u00f4 h\u00ecnh h\u00f3a nh\u01b0 sau:<\/p>\n<ul dir=\"auto\">\n<li><strong>Tr\u1ea1ng th\u00e1i<\/strong>:\n<ul dir=\"auto\">\n<li><strong>Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng<\/strong>: H\u1ec7 th\u1ed1ng kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng, \u0111ang ch\u1edd c\u00e1c thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9.<\/li>\n<li><strong>L\u00e0m m\u00e1t<\/strong>: H\u1ec7 th\u1ed1ng ch\u1ee7 \u0111\u1ed9ng l\u00e0m m\u00e1t m\u00f4i tr\u01b0\u1eddng khi nhi\u1ec7t \u0111\u1ed9 v\u01b0\u1ee3t qu\u00e1 m\u1ee9c mong mu\u1ed1n.<\/li>\n<li><strong>S\u01b0\u1edfi \u1ea5m<\/strong>: M\u1ed9t tr\u1ea1ng th\u00e1i h\u1ee3p th\u00e0nh qu\u1ea3n l\u00fd qu\u00e1 tr\u00ecnh s\u01b0\u1edfi \u1ea5m, bao g\u1ed3m:\n<ul dir=\"auto\">\n<li><strong>Kh\u1edfi \u0111\u1ed9ng<\/strong>: H\u1ec7 th\u1ed1ng s\u01b0\u1edfi \u1ea5m \u0111\u01b0\u1ee3c kh\u1edfi t\u1ea1o.<\/li>\n<li><strong>\u0110ang ho\u1ea1t \u0111\u1ed9ng<\/strong>: H\u1ec7 th\u1ed1ng s\u01b0\u1edfi \u1ea5m ch\u1ee7 \u0111\u1ed9ng duy tr\u00ec nhi\u1ec7t \u0111\u1ed9.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tr\u1ea1ng th\u00e1i cu\u1ed1i<\/strong>: \u0110\u1ea1i di\u1ec7n cho vi\u1ec7c k\u1ebft th\u00fac h\u1ec7 th\u1ed1ng, c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1eeb tr\u1ea1ng th\u00e1i Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Chuy\u1ec3n ti\u1ebfp<\/strong>:\n<ul dir=\"auto\">\n<li>T\u1eeb tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u \u0111\u1ebfn Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng: H\u1ec7 th\u1ed1ng b\u1eaft \u0111\u1ea7u \u1edf tr\u1ea1ng th\u00e1i Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng (kh\u00f4ng c\u00f3 s\u1ef1 ki\u1ec7n n\u00e0o \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh).<\/li>\n<li>T\u1eeb Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ebfn L\u00e0m m\u00e1t: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi tooHot(desiredTemp), trong \u0111\u00f3 desiredTemp l\u00e0 nhi\u1ec7t \u0111\u1ed9 m\u1ee5c ti\u00eau.<\/li>\n<li>T\u1eeb L\u00e0m m\u00e1t \u0111\u1ebfn Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi atTemp, cho th\u1ea5y nhi\u1ec7t \u0111\u1ed9 \u0111ang \u1edf m\u1ee9c mong mu\u1ed1n.<\/li>\n<li>T\u1eeb Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ebfn Heating.Activating: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi tooCold(desiredTemp).<\/li>\n<li>T\u1eeb Heating.Activating \u0111\u1ebfn Heating.Active: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi ready \/ turnOn, v\u1edbi turnOn l\u00e0 m\u1ed9t h\u00e0nh \u0111\u1ed9ng.<\/li>\n<li>T\u1eeb Heating.Active \u0111\u1ebfn Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi atTemp.<\/li>\n<li>T\u1eeb Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng \u0111\u1ebfn Tr\u1ea1ng th\u00e1i cu\u1ed1i: Kh\u00f4ng \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 r\u00f5 r\u00e0ng nh\u01b0ng ng\u1ea7m hi\u1ec3u l\u00e0 \u0111i\u1ec1u ki\u1ec7n k\u1ebft th\u00fac.<\/li>\n<\/ul>\n<\/li>\n<li><strong>S\u1ef1 ki\u1ec7n<\/strong>:\n<ul dir=\"auto\">\n<li>qu\u00e1 n\u00f3ng(c\u1ea7n nhi\u1ec7t \u0111\u1ed9): Nhi\u1ec7t \u0111\u1ed9 v\u01b0\u1ee3t qu\u00e1 m\u1ee9c mong mu\u1ed1n.<\/li>\n<li>qu\u00e1 l\u1ea1nh(c\u1ea7n nhi\u1ec7t \u0111\u1ed9): Nhi\u1ec7t \u0111\u1ed9 gi\u1ea3m xu\u1ed1ng d\u01b0\u1edbi m\u1ee9c mong mu\u1ed1n.<\/li>\n<li>\u0111\u1ea1t nhi\u1ec7t \u0111\u1ed9: Nhi\u1ec7t \u0111\u1ed9 \u0111\u1ea1t \u0111\u1ebfn m\u1ee9c mong mu\u1ed1n.<\/li>\n<li>s\u1eb5n s\u00e0ng: H\u1ec7 th\u1ed1ng s\u01b0\u1edfi \u0111\u00e3 s\u1eb5n s\u00e0ng \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<\/ul>\n<\/li>\n<li><strong>H\u00e0nh \u0111\u1ed9ng<\/strong>:\n<ul dir=\"auto\">\n<li>b\u1eadt: \u0110\u01b0\u1ee3c th\u1ef1c hi\u1ec7n trong qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i t\u1eeb K\u00edch ho\u1ea1t sang Ho\u1ea1t \u0111\u1ed9ng, k\u00edch ho\u1ea1t c\u01a1 ch\u1ebf s\u01b0\u1edfi.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p dir=\"auto\">S\u01a1 \u0111\u1ed3 n\u00e0y hi\u1ec7u qu\u1ea3 ghi l\u1ea1i v\u00f2ng \u0111\u1eddi c\u1ee7a h\u1ec7 th\u1ed1ng, cho th\u1ea5y c\u00e1ch n\u00f3 ph\u1ea3n \u1ee9ng v\u1edbi c\u00e1c thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 v\u00e0 qu\u1ea3n l\u00fd c\u00e1c qu\u00e1 tr\u00ecnh s\u01b0\u1edfi v\u00e0 l\u00e0m m\u00e1t.<\/p>\n<p dir=\"auto\"><img fetchpriority=\"high\" alt=\"the Temperature Control System - A Comprehensive Guide \" class=\"alignnone\" decoding=\"async\" fetchpriority=\"high\" height=\"439\" src=\"https:\/\/guides.visual-paradigm.com\/wp-content\/uploads\/2023\/09\/img_6501842a15160.png\" width=\"700\"\/><\/p>\n<p id=\"PwuvUxc\">\n<h4 dir=\"auto\">C\u00e1c kh\u00e1i ni\u1ec7m ch\u00ednh c\u1ee7a s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i UML<\/h4>\n<p dir=\"auto\">S\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i UML l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a chu\u1ea9n UML \u0111\u1ec3 m\u00f4 h\u00ecnh h\u00f3a h\u00e0nh vi h\u1ec7 th\u1ed1ng. Ch\u00fang \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch cho c\u00e1c h\u1ec7 th\u1ed1ng d\u1ef1a tr\u00ean s\u1ef1 ki\u1ec7n, n\u01a1i c\u00e1c thay \u0111\u1ed5i tr\u1ea1ng th\u00e1i \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi c\u00e1c s\u1ef1 ki\u1ec7n c\u1ee5 th\u1ec3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c kh\u00e1i ni\u1ec7m ch\u00ednh, \u0111\u01b0\u1ee3c minh h\u1ecda b\u1eb1ng c\u00e1c v\u00ed d\u1ee5 t\u1eeb h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 th\u00eam b\u1edfi c\u00e1c v\u00ed d\u1ee5 kh\u00e1c:<\/p>\n<ol dir=\"auto\">\n<li><strong>Tr\u1ea1ng th\u00e1i<\/strong>:\n<ul dir=\"auto\">\n<li>M\u1ed9t tr\u1ea1ng th\u00e1i \u0111\u1ea1i di\u1ec7n cho m\u1ed9t \u0111i\u1ec1u ki\u1ec7n ho\u1eb7c t\u00ecnh hu\u1ed1ng trong v\u00f2ng \u0111\u1eddi c\u1ee7a h\u1ec7 th\u1ed1ng, n\u01a1i n\u00f3 th\u1ef1c hi\u1ec7n c\u00e1c ho\u1ea1t \u0111\u1ed9ng c\u1ee5 th\u1ec3 ho\u1eb7c ch\u1edd \u0111\u1ee3i c\u00e1c s\u1ef1 ki\u1ec7n.<\/li>\n<li><strong>V\u00ed d\u1ee5 (\u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9)<\/strong>: Tr\u1ea1ng th\u00e1i Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng cho th\u1ea5y h\u1ec7 th\u1ed1ng \u0111ang kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng, trong khi L\u00e0m l\u1ea1nh v\u00e0 S\u01b0\u1edfi \u1ea5m \u0111\u1ea1i di\u1ec7n cho vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed9 \u0111ang ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<li><strong>V\u00ed d\u1ee5 (M\u00e1y b\u00e1n h\u00e0ng t\u1ef1 \u0111\u1ed9ng)<\/strong>: M\u1ed9t m\u00e1y b\u00e1n h\u00e0ng t\u1ef1 \u0111\u1ed9ng c\u00f3 th\u1ec3 c\u00f3 c\u00e1c tr\u1ea1ng th\u00e1i nh\u01b0 Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng (\u0111ang ch\u1edd \u0111\u1ea7u v\u00e0o t\u1eeb ng\u01b0\u1eddi d\u00f9ng), Ch\u1ecdn l\u1ef1a (ng\u01b0\u1eddi d\u00f9ng ch\u1ecdn s\u1ea3n ph\u1ea9m), v\u00e0 Ph\u00e1t h\u00e0nh (giao h\u00e0ng s\u1ea3n ph\u1ea9m).<\/li>\n<li><strong>V\u00ed d\u1ee5 (\u0110\u00e8n giao th\u00f4ng)<\/strong>: C\u00e1c tr\u1ea1ng th\u00e1i bao g\u1ed3m \u0110\u1ecf (d\u1eebng), Xanh (\u0111i), v\u00e0 V\u00e0ng (c\u1ea3nh b\u00e1o).<\/li>\n<\/ul>\n<\/li>\n<li><strong>Chuy\u1ec3n ti\u1ebfp<\/strong>:\n<ul dir=\"auto\">\n<li>C\u00e1c chuy\u1ec3n ti\u1ebfp l\u00e0 c\u00e1c m\u0169i t\u00ean c\u00f3 h\u01b0\u1edbng th\u1ec3 hi\u1ec7n s\u1ef1 thay \u0111\u1ed5i tr\u1ea1ng th\u00e1i \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi c\u00e1c s\u1ef1 ki\u1ec7n, th\u01b0\u1eddng \u0111i k\u00e8m v\u1edbi c\u00e1c h\u00e0nh \u0111\u1ed9ng ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7.<\/li>\n<li><strong>V\u00ed d\u1ee5 (\u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9)<\/strong>: Chuy\u1ec3n ti\u1ebfp t\u1eeb Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng sang L\u00e0m l\u1ea1nh \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi qu\u00e1 n\u00f3ng(c\u1ea7n nhi\u1ec7t \u0111\u1ed9), cho th\u1ea5y nhi\u1ec7t \u0111\u1ed9 cao.<\/li>\n<li><strong>V\u00ed d\u1ee5 (M\u00e1y b\u00e1n h\u00e0ng t\u1ef1 \u0111\u1ed9ng)<\/strong>: Chuy\u1ec3n ti\u1ebfp t\u1eeb Ch\u1ecdn l\u1ef1a sang Ph\u00e1t h\u00e0nh x\u1ea3y ra khi ng\u01b0\u1eddi d\u00f9ng x\u00e1c nh\u1eadn l\u1ef1a ch\u1ecdn c\u1ee7a h\u1ecd (ch\u1ecdn s\u1ea3n ph\u1ea9m).<\/li>\n<li><strong>V\u00ed d\u1ee5 (\u0110\u00e8n giao th\u00f4ng)<\/strong>: Chuy\u1ec3n ti\u1ebfp t\u1eeb Xanh sang V\u00e0ng \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi s\u1ef1 ki\u1ec7n \u0111\u1ed3ng h\u1ed3 \u0111\u1ebfm ng\u01b0\u1ee3c (\u0111\u1ed3ng h\u1ed3 \u0111\u1ebfm ng\u01b0\u1ee3c h\u1ebft).<\/li>\n<\/ul>\n<\/li>\n<li><strong>S\u1ef1 ki\u1ec7n<\/strong>:\n<ul dir=\"auto\">\n<li>S\u1ef1 ki\u1ec7n l\u00e0 c\u00e1c k\u00edch th\u00edch g\u00e2y ra chuy\u1ec3n ti\u1ebfp, ch\u1eb3ng h\u1ea1n nh\u01b0 h\u00e0nh \u0111\u1ed9ng c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, t\u00edn hi\u1ec7u h\u1ec7 th\u1ed1ng ho\u1eb7c c\u00e1c k\u00edch th\u00edch d\u1ef1a tr\u00ean th\u1eddi gian.<\/li>\n<li><strong>V\u00ed d\u1ee5 (\u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9)<\/strong>: S\u1ef1 ki\u1ec7n atTemp g\u00e2y ra vi\u1ec7c quay l\u1ea1i tr\u1ea1ng th\u00e1i Idle t\u1eeb Cooling ho\u1eb7c Heating.<\/li>\n<li><strong>V\u00ed d\u1ee5 (M\u00e1y b\u00e1n h\u00e0ng t\u1ef1 \u0111\u1ed9ng)<\/strong>: S\u1ef1 ki\u1ec7n insertCoin g\u00e2y ra chuy\u1ec3n ti\u1ebfp t\u1eeb Idle sang Selecting.<\/li>\n<li><strong>V\u00ed d\u1ee5 (\u0110\u00e8n giao th\u00f4ng)<\/strong>: S\u1ef1 ki\u1ec7n timerExpired g\u00e2y ra c\u00e1c chuy\u1ec3n ti\u1ebfp tu\u1ea7n ho\u00e0n gi\u1eefa Red, Green v\u00e0 Yellow.<\/li>\n<\/ul>\n<\/li>\n<li><strong>H\u00e0nh \u0111\u1ed9ng<\/strong>:\n<ul dir=\"auto\">\n<li>H\u00e0nh \u0111\u1ed9ng l\u00e0 c\u00e1c ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n trong qu\u00e1 tr\u00ecnh chuy\u1ec3n ti\u1ebfp, v\u00e0o tr\u1ea1ng th\u00e1i ho\u1eb7c r\u1eddi kh\u1ecfi tr\u1ea1ng th\u00e1i.<\/li>\n<li><strong>V\u00ed d\u1ee5 (\u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9)<\/strong>: H\u00e0nh \u0111\u1ed9ng turnOn \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n khi chuy\u1ec3n ti\u1ebfp t\u1eeb Heating.Activating sang Heating.Active.<\/li>\n<li><strong>V\u00ed d\u1ee5 (M\u00e1y b\u00e1n h\u00e0ng t\u1ef1 \u0111\u1ed9ng)<\/strong>: M\u1ed9t h\u00e0nh \u0111\u1ed9ng dispenseItem x\u1ea3y ra khi chuy\u1ec3n ti\u1ebfp sang tr\u1ea1ng th\u00e1i Dispensing.<\/li>\n<li><strong>V\u00ed d\u1ee5 (\u0110\u00e8n giao th\u00f4ng)<\/strong>: M\u1ed9t h\u00e0nh \u0111\u1ed9ng updateSignal c\u00f3 th\u1ec3 c\u1eadp nh\u1eadt m\u00e0n h\u00ecnh \u0111\u00e8n trong qu\u00e1 tr\u00ecnh chuy\u1ec3n ti\u1ebfp.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u v\u00e0 tr\u1ea1ng th\u00e1i cu\u1ed1i<\/strong>:\n<ul dir=\"auto\">\n<li>Tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u (v\u00f2ng tr\u00f2n \u0111\u1eadm) \u0111\u00e1nh d\u1ea5u \u0111i\u1ec3m b\u1eaft \u0111\u1ea7u c\u1ee7a h\u1ec7 th\u1ed1ng, trong khi tr\u1ea1ng th\u00e1i cu\u1ed1i (v\u00f2ng tr\u00f2n c\u00f3 v\u00f2ng tr\u00f2n \u0111\u1ed3ng t\u00e2m) cho bi\u1ebft s\u1ef1 k\u1ebft th\u00fac.<\/li>\n<li><strong>V\u00ed d\u1ee5 (\u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9)<\/strong>: Tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u d\u1eabn \u0111\u1ebfn Idle, v\u00e0 tr\u1ea1ng th\u00e1i cu\u1ed1i c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1eeb Idle, c\u00f3 th\u1ec3 khi h\u1ec7 th\u1ed1ng b\u1ecb t\u1eaft.<\/li>\n<li><strong>V\u00ed d\u1ee5 (M\u00e1y b\u00e1n h\u00e0ng t\u1ef1 \u0111\u1ed9ng)<\/strong>: Tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u d\u1eabn \u0111\u1ebfn Idle, v\u00e0 m\u1ed9t tr\u1ea1ng th\u00e1i cu\u1ed1i c\u00f3 th\u1ec3 \u0111\u1ea1i di\u1ec7n cho vi\u1ec7c t\u1eaft h\u1ec7 th\u1ed1ng.<\/li>\n<li><strong>V\u00ed d\u1ee5 (\u0110\u00e8n giao th\u00f4ng)<\/strong>: M\u1ed9t tr\u1ea1ng th\u00e1i cu\u1ed1i c\u00f3 th\u1ec3 \u0111\u1ea1i di\u1ec7n cho s\u1ef1 c\u1ed1 h\u1ec7 th\u1ed1ng ho\u1eb7c ch\u1ebf \u0111\u1ed9 b\u1ea3o tr\u00ec.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tr\u1ea1ng th\u00e1i h\u1ee3p th\u00e0nh<\/strong>:\n<ul dir=\"auto\">\n<li>C\u00e1c tr\u1ea1ng th\u00e1i h\u1ee3p th\u00e0nh ch\u1ee9a c\u00e1c tr\u1ea1ng th\u00e1i con l\u1ed3ng gh\u00e9p, cho ph\u00e9p m\u00f4 h\u00ecnh h\u00f3a ph\u00e2n c\u1ea5p c\u00e1c h\u00e0nh vi ph\u1ee9c t\u1ea1p.<\/li>\n<li><strong>V\u00ed d\u1ee5 (\u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9)<\/strong>: Tr\u1ea1ng th\u00e1i Heating l\u00e0 tr\u1ea1ng th\u00e1i h\u1ee3p th\u00e0nh, bao g\u1ed3m c\u00e1c tr\u1ea1ng th\u00e1i con Activating v\u00e0 Active.<\/li>\n<li><strong>V\u00ed d\u1ee5 (M\u00e1y b\u00e1n h\u00e0ng t\u1ef1 \u0111\u1ed9ng)<\/strong>: Tr\u1ea1ng th\u00e1i Thanh to\u00e1n c\u00f3 th\u1ec3 l\u00e0 tr\u1ea1ng th\u00e1i h\u1ee3p th\u00e0nh, v\u1edbi c\u00e1c tr\u1ea1ng th\u00e1i con nh\u01b0 X\u1eed l\u00fd Th\u1ebb v\u00e0 X\u1eed l\u00fd Ti\u1ec1n m\u1eb7t.<\/li>\n<li><strong>V\u00ed d\u1ee5 (\u0110\u00e8n giao th\u00f4ng)<\/strong>: M\u1ed9t tr\u1ea1ng th\u00e1i h\u1ee3p th\u00e0nh nh\u01b0 Ch\u1ebf \u0111\u1ed9 Kh\u1ea9n c\u1ea5p c\u00f3 th\u1ec3 bao g\u1ed3m c\u00e1c tr\u1ea1ng th\u00e1i con cho \u0111\u00e8n nh\u00e1y ho\u1eb7c \u0111i\u1ec1u khi\u1ec3n th\u1ee7 c\u00f4ng.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u0110i\u1ec1u ki\u1ec7n B\u1ea3o v\u1ec7<\/strong>:\n<ul dir=\"auto\">\n<li>C\u00e1c \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 l\u00e0 c\u00e1c bi\u1ec3u th\u1ee9c logic ph\u1ea3i \u0111\u00fang \u0111\u1ec3 chuy\u1ec3n tr\u1ea1ng th\u00e1i x\u1ea3y ra.<\/li>\n<li><strong>V\u00ed d\u1ee5 (\u0110i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9)<\/strong>: M\u1ed9t \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 nh\u01b0 [nhi\u1ec7t \u0111\u1ed9 &gt; nhi\u1ec7t \u0111\u1ed9 mong mu\u1ed1n + ng\u01b0\u1ee1ng] c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o chuy\u1ec3n tr\u1ea1ng th\u00e1i qu\u00e1 n\u00f3ng ch\u1ec9 x\u1ea3y ra khi nhi\u1ec7t \u0111\u1ed9 v\u01b0\u1ee3t xa m\u1ee9c m\u1ee5c ti\u00eau.<\/li>\n<li><strong>V\u00ed d\u1ee5 (M\u00e1y b\u00e1n h\u00e0ng t\u1ef1 \u0111\u1ed9ng)<\/strong>: M\u1ed9t \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 [thanh to\u00e1n\u0110\u1ee7] \u0111\u1ea3m b\u1ea3o chuy\u1ec3n tr\u1ea1ng th\u00e1i \u0111\u1ebfn \u0110\u1ed5 h\u00e0ng ch\u1ec9 x\u1ea3y ra n\u1ebfu \u0111\u00e3 n\u1ea1p \u0111\u1ee7 ti\u1ec1n.<\/li>\n<li><strong>V\u00ed d\u1ee5 (\u0110\u00e8n giao th\u00f4ng)<\/strong>: M\u1ed9t \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 [t\u00edn hi\u1ec7u kh\u1ea9n c\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c] c\u00f3 th\u1ec3 k\u00edch ho\u1ea1t chuy\u1ec3n tr\u1ea1ng th\u00e1i sang tr\u1ea1ng th\u00e1i kh\u1ea9n c\u1ea5p.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p dir=\"auto\">Nh\u1eefng kh\u00e1i ni\u1ec7m n\u00e0y, d\u1ef1a tr\u00ean ti\u00eau chu\u1ea9n UML, cho ph\u00e9p m\u00f4 h\u00ecnh h\u00f3a ch\u00ednh x\u00e1c h\u00e0nh vi c\u1ee7a h\u1ec7 th\u1ed1ng, nh\u01b0 trong h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 v\u00e0 c\u00e1c v\u00ed d\u1ee5 kh\u00e1c.<\/p>\n<h4 dir=\"auto\">S\u1eed d\u1ee5ng Visual Paradigm \u0111\u1ec3 t\u1ea1o s\u01a1 \u0111\u1ed3 UML<\/h4>\n<p dir=\"auto\">Visual Paradigm l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u00f4 h\u00ecnh h\u00f3a UML m\u1ea1nh m\u1ebd gi\u00fap \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c t\u1ea1o s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i v\u00e0 c\u00e1c t\u00e0i s\u1ea3n UML kh\u00e1c. N\u00f3 cung c\u1ea5p giao di\u1ec7n tr\u1ef1c quan, ch\u1ee9c n\u0103ng k\u00e9o v\u00e0 th\u1ea3, c\u00f9ng c\u00e1c t\u00ednh n\u0103ng nh\u01b0 ki\u1ec3m tra c\u00fa ph\u00e1p v\u00e0 h\u1ee3p t\u00e1c nh\u00f3m. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 h\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc \u0111\u1ec3 t\u1ea1o s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i nh\u01b0 s\u01a1 \u0111\u1ed3 cho h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9:<\/p>\n<ol dir=\"auto\">\n<li><strong>C\u00e0i \u0111\u1eb7t v\u00e0 thi\u1ebft l\u1eadp<\/strong>:\n<ul dir=\"auto\">\n<li>T\u1ea3i Visual Paradigm t\u1eeb trang web ch\u00ednh th\u1ee9c ho\u1eb7c s\u1eed d\u1ee5ng Visual Paradigm Online \u0111\u1ec3 v\u1ebd s\u01a1 \u0111\u1ed3 tr\u00ean n\u1ec1n t\u1ea3ng \u0111\u00e1m m\u00e2y.<\/li>\n<li>T\u1ea1o m\u1ed9t d\u1ef1 \u00e1n m\u1edbi b\u1eb1ng c\u00e1ch ch\u1ecdn \u201cD\u1ef1 \u00e1n m\u1edbi\u201d trong \u1ee9ng d\u1ee5ng.<\/li>\n<\/ul>\n<\/li>\n<li><strong>T\u1ea1o s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i<\/strong>:\n<ul dir=\"auto\">\n<li>Trong tr\u00ecnh kh\u00e1m ph\u00e1 d\u1ef1 \u00e1n, nh\u1ea5p chu\u1ed9t ph\u1ea3i v\u00e0 ch\u1ecdn \u201cTh\u00eam s\u01a1 \u0111\u1ed3\u201d &gt; \u201cS\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i\u201d \u0111\u1ec3 m\u1edf m\u1ed9t b\u1ea3ng v\u1ebd tr\u1ed1ng.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Th\u00eam tr\u1ea1ng th\u00e1i<\/strong>:\n<ul dir=\"auto\">\n<li>S\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 \u201cTr\u1ea1ng th\u00e1i\u201d \u0111\u1ec3 k\u00e9o v\u00e0 th\u1ea3 c\u00e1c tr\u1ea1ng th\u00e1i l\u00ean b\u1ea3ng v\u1ebd, \u0111\u1eb7t t\u00ean l\u00e0 \u201cNg\u01b0ng ho\u1ea1t \u0111\u1ed9ng,\u201d \u201cL\u00e0m l\u1ea1nh,\u201d v\u00e0 \u201cL\u00e0m n\u00f3ng.\u201d<\/li>\n<li>\u0110\u1ed1i v\u1edbi c\u00e1c tr\u1ea1ng th\u00e1i h\u1ee3p th\u00e0nh nh\u01b0 L\u00e0m n\u00f3ng, t\u1ea1o m\u1ed9t tr\u1ea1ng th\u00e1i v\u00e0 th\u00eam c\u00e1c tr\u1ea1ng th\u00e1i con (B\u1eaft \u0111\u1ea7u, Ho\u1ea1t \u0111\u1ed9ng) b\u00ean trong n\u00f3 b\u1eb1ng t\u00ednh n\u0103ng s\u01a1 \u0111\u1ed3 con ho\u1eb7c b\u1eb1ng c\u00e1ch v\u1ebd c\u00e1c tr\u1ea1ng th\u00e1i l\u1ed3ng nhau.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Th\u00eam chuy\u1ec3n tr\u1ea1ng th\u00e1i<\/strong>:\n<ul dir=\"auto\">\n<li>S\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 \u201cChuy\u1ec3n tr\u1ea1ng th\u00e1i\u201d \u0111\u1ec3 k\u1ebft n\u1ed1i c\u00e1c tr\u1ea1ng th\u00e1i b\u1eb1ng c\u00e1ch nh\u1ea5p v\u00e0 k\u00e9o t\u1eeb tr\u1ea1ng th\u00e1i ngu\u1ed3n \u0111\u1ebfn tr\u1ea1ng th\u00e1i \u0111\u00edch.<\/li>\n<li>\u0110\u00e1nh d\u1ea5u c\u00e1c chuy\u1ec3n ti\u1ebfp b\u1eb1ng s\u1ef1 ki\u1ec7n v\u00e0 h\u00e0nh \u0111\u1ed9ng, v\u00ed d\u1ee5: [tooHot(desiredTemp)] ho\u1eb7c ready \/ turnOn.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Th\u00eam tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u v\u00e0 tr\u1ea1ng th\u00e1i cu\u1ed1i<\/strong>:\n<ul dir=\"auto\">\n<li>S\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 \u201cTr\u1ea1ng th\u00e1i ban \u0111\u1ea7u\u201d \u0111\u1ec3 th\u00eam m\u1ed9t h\u00ecnh tr\u00f2n \u0111\u1ea7y v\u00e0 k\u1ebft n\u1ed1i n\u00f3 v\u1edbi Idle.<\/li>\n<li>S\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 \u201cTr\u1ea1ng th\u00e1i cu\u1ed1i\u201d \u0111\u1ec3 th\u00eam m\u1ed9t h\u00ecnh tr\u00f2n c\u00f3 h\u00ecnh tr\u00f2n \u0111\u1ed3ng t\u00e2m, k\u1ebft n\u1ed1i t\u1eeb Idle n\u1ebfu c\u1ea7n.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u0110\u00e1nh d\u1ea5u s\u1ef1 ki\u1ec7n v\u00e0 h\u00e0nh \u0111\u1ed9ng<\/strong>:\n<ul dir=\"auto\">\n<li>Nh\u1ea5p \u0111\u00f4i v\u00e0o c\u00e1c chuy\u1ec3n ti\u1ebfp \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh s\u1ef1 ki\u1ec7n (v\u00ed d\u1ee5: tooCold(desiredTemp)) v\u00e0 h\u00e0nh \u0111\u1ed9ng (v\u00ed d\u1ee5: turnOn).<\/li>\n<li>Bao g\u1ed3m \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 n\u1ebfu c\u00f3 th\u1ec3, v\u00ed d\u1ee5: [temperature &gt; desiredTemp + threshold].<\/li>\n<\/ul>\n<\/li>\n<li><strong>X\u00e1c minh v\u00e0 ho\u00e0n thi\u1ec7n<\/strong>:\n<ul dir=\"auto\">\n<li>S\u1eed d\u1ee5ng ki\u1ec3m tra c\u00fa ph\u00e1p c\u1ee7a Visual Paradigm \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o tu\u00e2n th\u1ee7 UML.<\/li>\n<li>\u0110i\u1ec1u ch\u1ec9nh b\u1ed1 c\u1ee5c b\u1eb1ng c\u00e1c c\u00f4ng c\u1ee5 c\u0103n ch\u1ec9nh \u0111\u1ec3 t\u0103ng t\u00ednh r\u00f5 r\u00e0ng v\u00e0 d\u1ec5 \u0111\u1ecdc.<\/li>\n<\/ul>\n<\/li>\n<li><strong>T\u1ea1o t\u00e0i li\u1ec7u v\u00e0 chia s\u1ebb<\/strong>:\n<ul dir=\"auto\">\n<li>Xu\u1ea5t s\u01a1 \u0111\u1ed3 d\u01b0\u1edbi d\u1ea1ng PNG, JPG, SVG ho\u1eb7c PDF \u0111\u1ec3 chia s\u1ebb.<\/li>\n<li>S\u1eed d\u1ee5ng t\u00ednh n\u0103ng \u201cDoc. Composer\u201d \u0111\u1ec3 t\u1ea1o t\u00e0i li\u1ec7u chi ti\u1ebft.<\/li>\n<li>V\u1edbi Visual Paradigm Online, h\u1ee3p t\u00e1c theo th\u1eddi gian th\u1ef1c v\u1edbi c\u00e1c th\u00e0nh vi\u00ean trong nh\u00f3m.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p dir=\"auto\"><strong>T\u00ednh n\u0103ng c\u1ee7a Visual Paradigm<\/strong>:<\/p>\n<ul dir=\"auto\">\n<li><strong>Th\u01b0 vi\u1ec7n t\u00e0i nguy\u00ean<\/strong>: T\u00e1i s\u1eed d\u1ee5ng c\u00e1c th\u00e0nh ph\u1ea7n tr\u00ean c\u00e1c s\u01a1 \u0111\u1ed3 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n.<\/li>\n<li><strong>S\u01a1 \u0111\u1ed3 con<\/strong>: Qu\u1ea3n l\u00fd c\u00e1c tr\u1ea1ng th\u00e1i h\u1ee3p ph\u1ee9c t\u1ea1p nh\u01b0 Heating.<\/li>\n<li><strong>K\u1ef9 thu\u1eadt m\u00e3 h\u00f3a<\/strong>: T\u1ea1o m\u00e3 ho\u1eb7c kh\u00f4i ph\u1ee5c m\u00e3 t\u1eeb s\u01a1 \u0111\u1ed3.<\/li>\n<li><strong>H\u1ee3p t\u00e1c nh\u00f3m<\/strong>: H\u1ed7 tr\u1ee3 ch\u1ec9nh s\u1eeda \u0111\u1ed3ng th\u1eddi v\u00e0 l\u01b0u tr\u1eef tr\u00ean \u0111\u00e1m m\u00e2y.<\/li>\n<\/ul>\n<p dir=\"auto\"><strong>Lu\u1ed3ng c\u00f4ng vi\u1ec7c v\u00ed d\u1ee5 cho h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9<\/strong>:<\/p>\n<ul dir=\"auto\">\n<li>B\u1eaft \u0111\u1ea7u v\u1edbi tr\u1ea1ng th\u00e1i ban \u0111\u1ea7u k\u1ebft n\u1ed1i \u0111\u1ebfn Idle.<\/li>\n<li>Th\u00eam c\u00e1c tr\u1ea1ng th\u00e1i Cooling v\u00e0 Heating, v\u1edbi Heating ch\u1ee9a c\u00e1c tr\u1ea1ng th\u00e1i con Activating v\u00e0 Active.<\/li>\n<li>T\u1ea1o c\u00e1c chuy\u1ec3n ti\u1ebfp: Idle sang Cooling (tooHot(desiredTemp)), Cooling sang Idle (atTemp), Idle sang Heating.Activating (tooCold(desiredTemp)), Activating sang Active (ready \/ turnOn), v\u00e0 Active sang Idle (atTemp).<\/li>\n<li>Th\u00eam tr\u1ea1ng th\u00e1i cu\u1ed1i c\u00f9ng t\u1eeb Idle.<\/li>\n<li>X\u00e1c minh c\u00fa ph\u00e1p v\u00e0 xu\u1ea5t s\u01a1 \u0111\u1ed3.<\/li>\n<\/ul>\n<h4 dir=\"auto\">C\u00e1c v\u00ed d\u1ee5 b\u1ed5 sung<\/h4>\n<p dir=\"auto\">\u0110\u1ec3 hi\u1ec3u s\u00e2u h\u01a1n, d\u01b0\u1edbi \u0111\u00e2y l\u00e0 hai v\u00ed d\u1ee5 b\u1ed5 sung v\u1ec1 s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i UML:<\/p>\n<ol dir=\"auto\">\n<li><strong>M\u00e1y b\u00e1n h\u00e0ng t\u1ef1 \u0111\u1ed9ng<\/strong>:\n<ul dir=\"auto\">\n<li><strong>Tr\u1ea1ng th\u00e1i<\/strong>:\n<ul dir=\"auto\">\n<li><strong>Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng<\/strong>: \u0110ang ch\u1edd \u0111\u1ea7u v\u00e0o t\u1eeb ng\u01b0\u1eddi d\u00f9ng.<\/li>\n<li><strong>Ch\u1ecdn l\u1ef1a<\/strong>: Ng\u01b0\u1eddi d\u00f9ng ch\u1ecdn m\u1ed9t s\u1ea3n ph\u1ea9m.<\/li>\n<li><strong>Thanh to\u00e1n<\/strong>: Ng\u01b0\u1eddi d\u00f9ng th\u1ef1c hi\u1ec7n thanh to\u00e1n.<\/li>\n<li><strong>Ph\u00e1t h\u00e0nh<\/strong>: S\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c ph\u00e1t h\u00e0nh.<\/li>\n<li><strong>Ho\u00e0n tr\u1ea3 ti\u1ec1n th\u1eeba<\/strong>: Ti\u1ec1n th\u1eeba \u0111\u01b0\u1ee3c ho\u00e0n tr\u1ea3.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Chuy\u1ec3n ti\u1ebfp<\/strong>:\n<ul dir=\"auto\">\n<li>Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng \u2192 Ch\u1ecdn l\u1ef1a: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi insertCoin.<\/li>\n<li>Ch\u1ecdn l\u1ef1a \u2192 Thanh to\u00e1n: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi selectItem.<\/li>\n<li>Thanh to\u00e1n \u2192 Ph\u00e1t h\u00e0nh: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi paymentConfirmed v\u1edbi \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 [paymentSufficient].<\/li>\n<li>Ph\u00e1t h\u00e0nh \u2192 Ho\u00e0n tr\u1ea3 ti\u1ec1n th\u1eeba: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi itemDispensed v\u1edbi h\u00e0nh \u0111\u1ed9ng dispenseChange.<\/li>\n<li>Ho\u00e0n tr\u1ea3 ti\u1ec1n th\u1eeba \u2192 Ng\u01b0ng ho\u1ea1t \u0111\u1ed9ng: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi changeReturned.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/strong>: S\u01a1 \u0111\u1ed3 n\u00e0y m\u00f4 h\u00ecnh h\u00f3a quy tr\u00ecnh giao d\u1ecbch c\u1ee7a m\u00e1y b\u00e1n h\u00e0ng t\u1ef1 \u0111\u1ed9ng, \u0111\u1ea3m b\u1ea3o t\u1ea5t c\u1ea3 c\u00e1c b\u01b0\u1edbc (n\u1ea1p ti\u1ec1n, ch\u1ecdn l\u1ef1a, thanh to\u00e1n, ph\u00e1t h\u00e0nh) \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng.<\/li>\n<\/ul>\n<\/li>\n<li><strong>H\u1ec7 th\u1ed1ng \u0111\u00e8n t\u00edn hi\u1ec7u giao th\u00f4ng<\/strong>:\n<ul dir=\"auto\">\n<li><strong>Tr\u1ea1ng th\u00e1i<\/strong>:\n<ul dir=\"auto\">\n<li><strong>\u0110\u1ecf<\/strong>: Xe c\u1ed9 d\u1eebng l\u1ea1i.<\/li>\n<li><strong>Xanh<\/strong>: Xe c\u1ed9 \u0111\u01b0\u1ee3c \u0111i.<\/li>\n<li><strong>V\u00e0ng<\/strong>: Xe c\u1ed9 chu\u1ea9n b\u1ecb d\u1eebng l\u1ea1i.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Chuy\u1ec3n ti\u1ebfp<\/strong>:\n<ul dir=\"auto\">\n<li>\u0110\u1ecf \u2192 Xanh: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi timerExpired [th\u1eddi gian = 30s].<\/li>\n<li>Xanh \u2192 V\u00e0ng: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi timerExpired [th\u1eddi gian = 30s].<\/li>\n<li>V\u00e0ng \u2192 \u0110\u1ecf: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi timerExpired [th\u1eddi gian = 5s].<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/strong>: S\u01a1 \u0111\u1ed3 v\u00f2ng l\u1eb7p n\u00e0y m\u00f4 ph\u1ecfng h\u00e0nh vi c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c c\u1ee7a \u0111\u00e8n t\u00edn hi\u1ec7u giao th\u00f4ng, h\u1eefu \u00edch cho c\u00e1c h\u1ec7 th\u1ed1ng qu\u1ea3n l\u00fd giao th\u00f4ng.<\/li>\n<\/ul>\n<\/li>\n<li><strong>H\u1ec7 th\u1ed1ng x\u1eed l\u00fd \u0111\u01a1n h\u00e0ng<\/strong>:\n<ul dir=\"auto\">\n<li><strong>Tr\u1ea1ng th\u00e1i<\/strong>:\n<ul dir=\"auto\">\n<li><strong>\u0110\u00e3 \u0111\u1eb7t<\/strong>: \u0110\u01a1n h\u00e0ng \u0111\u01b0\u1ee3c kh\u00e1ch h\u00e0ng g\u1eedi \u0111i.<\/li>\n<li><strong>\u0110ang x\u1eed l\u00fd<\/strong>: \u0110\u01a1n h\u00e0ng \u0111ang tr\u1ea3i qua ki\u1ec3m tra thanh to\u00e1n v\u00e0 ki\u1ec3m tra t\u1ed3n kho.<\/li>\n<li><strong>\u0110\u00e3 g\u1eedi<\/strong>: \u0110\u01a1n h\u00e0ng \u0111\u00e3 \u0111\u01b0\u1ee3c g\u1eedi \u0111i.<\/li>\n<li><strong>\u0110\u00e3 giao<\/strong>: \u0110\u01a1n h\u00e0ng \u0111\u00e3 \u0111\u1ebfn tay kh\u00e1ch h\u00e0ng.<\/li>\n<li><strong>\u0110\u00e3 h\u1ee7y<\/strong>: \u0110\u01a1n h\u00e0ng \u0111\u00e3 b\u1ecb h\u1ee7y.<\/li>\n<\/ul>\n<\/li>\n<li><strong>C\u00e1c chuy\u1ec3n ti\u1ebfp<\/strong>:\n<ul dir=\"auto\">\n<li>\u0110\u00e3 \u0111\u1eb7t \u2192 \u0110ang x\u1eed l\u00fd: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi orderVerified v\u1edbi \u0111i\u1ec1u ki\u1ec7n [paymentValid &amp;&amp; inventoryAvailable].<\/li>\n<li>\u0110ang x\u1eed l\u00fd \u2192 \u0110\u00e3 g\u1eedi: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi orderPacked v\u1edbi h\u00e0nh \u0111\u1ed9ng notifyCustomer.<\/li>\n<li>\u0110\u00e3 g\u1eedi \u2192 \u0110\u00e3 giao: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi deliveryConfirmed.<\/li>\n<li>\u0110\u00e3 \u0111\u1eb7t \u2192 \u0110\u00e3 h\u1ee7y: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi customerCancel.<\/li>\n<li>\u0110ang x\u1eed l\u00fd \u2192 \u0110\u00e3 h\u1ee7y: \u0110\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi paymentFailed ho\u1eb7c inventoryUnavailable.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/strong>: S\u01a1 \u0111\u1ed3 n\u00e0y m\u00f4 h\u00ecnh h\u00f3a v\u00f2ng \u0111\u1eddi \u0111\u01a1n h\u00e0ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed, nh\u1ea5n m\u1ea1nh c\u00e1c \u0111i\u1ec3m quy\u1ebft \u0111\u1ecbnh quan tr\u1ecdng nh\u01b0 x\u00e1c th\u1ef1c thanh to\u00e1n.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p dir=\"auto\">C\u00e1c v\u00ed d\u1ee5 n\u00e0y minh h\u1ecda t\u00ednh linh ho\u1ea1t c\u1ee7a s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i UML trong nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau, t\u1eeb thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed ti\u00eau d\u00f9ng \u0111\u1ebfn quy tr\u00ecnh kinh doanh v\u00e0 h\u1ec7 th\u1ed1ng c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng.<\/p>\n<h4 dir=\"auto\">K\u1ebft lu\u1eadn<\/h4>\n<p dir=\"auto\">S\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i UML v\u00f4 c\u00f9ng qu\u00fd gi\u00e1 trong vi\u1ec7c m\u00f4 h\u00ecnh h\u00f3a h\u00e0nh vi \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng, cung c\u1ea5p h\u00ecnh \u1ea3nh tr\u1ef1c quan r\u00f5 r\u00e0ng v\u1ec1 c\u00e1c tr\u1ea1ng th\u00e1i, chuy\u1ec3n ti\u1ebfp v\u00e0 s\u1ef1 ki\u1ec7n. V\u00ed d\u1ee5 v\u1ec1 h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 minh h\u1ecda c\u00e1ch c\u00e1c s\u01a1 \u0111\u1ed3 n\u00e0y ghi l\u1ea1i c\u00e1c h\u00e0nh vi ph\u1ee9c t\u1ea1p nh\u01b0 tr\u1ea1ng th\u00e1i ph\u00e2n c\u1ea5p v\u00e0 chuy\u1ec3n ti\u1ebfp d\u1ef1a tr\u00ean s\u1ef1 ki\u1ec7n. C\u00e1c v\u00ed d\u1ee5 b\u1ed5 sung nh\u01b0 m\u00e1y b\u00e1n h\u00e0ng t\u1ef1 \u0111\u1ed9ng, \u0111\u00e8n giao th\u00f4ng v\u00e0 h\u1ec7 th\u1ed1ng x\u1eed l\u00fd \u0111\u01a1n h\u00e0ng cho th\u1ea5y t\u00ednh \u1ee9ng d\u1ee5ng c\u1ee7a ch\u00fang trong nhi\u1ec1u t\u00ecnh hu\u1ed1ng \u0111a d\u1ea1ng. Visual Paradigm n\u00e2ng cao qu\u00e1 tr\u00ecnh t\u1ea1o d\u1ef1ng nh\u1edd giao di\u1ec7n th\u00e2n thi\u1ec7n v\u1edbi ng\u01b0\u1eddi d\u00f9ng, ki\u1ec3m tra c\u00fa ph\u00e1p v\u00e0 c\u00e1c t\u00ednh n\u0103ng h\u1ee3p t\u00e1c, tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 tuy\u1ec7t v\u1eddi cho c\u1ea3 ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u v\u00e0 c\u00e1c nh\u00e0 thi\u1ebft k\u1ebf c\u00f3 kinh nghi\u1ec7m. B\u1eb1ng c\u00e1ch t\u1eadn d\u1ee5ng s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i UML v\u00e0 c\u00e1c c\u00f4ng c\u1ee5 nh\u01b0 Visual Paradigm, c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n c\u00f3 th\u1ec3 thi\u1ebft k\u1ebf c\u00e1c h\u1ec7 th\u1ed1ng m\u1ea1nh m\u1ebd, d\u1ec5 b\u1ea3o tr\u00ec v\u00e0 truy\u1ec1n \u0111\u1ea1t thi\u1ebft k\u1ebf m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 \u0111\u1ebfn c\u00e1c b\u00ean li\u00ean quan.<\/p>\n<p dir=\"auto\"><strong>C\u00e1c tr\u00edch d\u1eabn ch\u00ednh<\/strong>:<\/p>\n<ul dir=\"auto\">\n<li style=\"list-style-type: none\">\n<ul dir=\"auto\">\n<li><a href=\"https:\/\/www.geeksforgeeks.org\/unified-modeling-language-uml-state-diagrams\/\" rel=\"noopener noreferrer\" target=\"_blank\">S\u01a1 \u0111\u1ed3 M\u00e1y tr\u1ea1ng th\u00e1i | Ng\u00f4n ng\u1eef m\u00f4 h\u00ecnh h\u00f3a th\u1ed1ng nh\u1ea5t (UML) | GeeksforGeeks<\/a><\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/about-state-diagrams\/\" rel=\"noopener noreferrer\" target=\"_blank\">T\u1ea5t c\u1ea3 nh\u1eefng g\u00ec b\u1ea1n c\u1ea7n bi\u1ebft v\u1ec1 s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i | Visual Paradigm<\/a><\/li>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/UML_state_machine\" rel=\"noopener noreferrer\" target=\"_blank\">M\u00e1y tr\u1ea1ng th\u00e1i UML | Wikipedia<\/a><\/li>\n<li><a href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-state-machine-diagram\/\" rel=\"noopener noreferrer\" target=\"_blank\">S\u01a1 \u0111\u1ed3 m\u00e1y tr\u1ea1ng th\u00e1i l\u00e0 g\u00ec? | Visual Paradigm<\/a><\/li>\n<li><a href=\"https:\/\/www.baeldung.com\/cs\/uml-state-diagrams\" rel=\"noopener noreferrer\" target=\"_blank\">Gi\u1ea3i th\u00edch s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i UML | Baeldung v\u1ec1 Khoa h\u1ecdc M\u00e1y t\u00ednh<\/a><\/li>\n<li><a href=\"https:\/\/www.geeksforgeeks.org\/unified-modeling-language-uml-introduction\/\" rel=\"noopener noreferrer\" target=\"_blank\">S\u01a1 \u0111\u1ed3 Ng\u00f4n ng\u1eef m\u00f4 h\u00ecnh h\u00f3a th\u1ed1ng nh\u1ea5t (UML) | GeeksforGeeks<\/a><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u00a0<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Gi\u1edbi thi\u1ec7u S\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i UML (Ng\u00f4n ng\u1eef m\u00f4 h\u00ecnh h\u00f3a th\u1ed1ng nh\u1ea5t) l\u00e0 c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd \u0111\u1ec3 m\u00f4 h\u00ecnh h\u00f3a h\u00e0nh vi \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng, ghi&hellip;<\/p>\n","protected":false},"author":2,"featured_media":1249,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","fifu_image_url":"https:\/\/guides.visual-paradigm.com\/wp-content\/uploads\/2023\/09\/img_6501842a15160.png","fifu_image_alt":"","footnotes":""},"categories":[57],"tags":[],"class_list":["post-1248","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-state-machine-diagram"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Nghi\u00ean c\u1ee9u tr\u01b0\u1eddng h\u1ee3p to\u00e0n di\u1ec7n v\u1ec1 s\u01a1 \u0111\u1ed3 tr\u1ea1ng th\u00e1i UML cho h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n nhi\u1ec7t \u0111\u1ed9 - Viz Note Vietnamese - AI Insights &amp; 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