{"id":11673,"date":"2026-05-22T10:03:21","date_gmt":"2026-05-22T02:03:21","guid":{"rendered":"https:\/\/blog.visual-paradigm.com\/vn\/orchestrating-complex-control-flow-a-comprehensive-case-study-on-uml-2-0-interaction-fragments\/"},"modified":"2026-05-30T15:01:57","modified_gmt":"2026-05-30T07:01:57","slug":"orchestrating-complex-control-flow-a-comprehensive-case-study-on-uml-2-0-interaction-fragments","status":"publish","type":"post","link":"https:\/\/blog.visual-paradigm.com\/vn\/orchestrating-complex-control-flow-a-comprehensive-case-study-on-uml-2-0-interaction-fragments\/","title":{"rendered":"\u0110i\u1ec1u ph\u1ed1i Lu\u1ed3ng \u0110i\u1ec1u khi\u1ec3n Ph\u1ee9c t\u1ea1p: M\u1ed9t Nghi\u00ean c\u1ee9u Tr\u01b0\u1eddng H\u1ee3p To\u00e0n di\u1ec7n v\u1ec1 C\u00e1c M\u1ea3nh T\u01b0\u01a1ng t\u00e1c UML 2.0"},"content":{"rendered":"<h2 data-nodeid=\"6998\">Gi\u1edbi thi\u1ec7u<\/h2>\n<p data-nodeid=\"6999\">C\u00e1c ki\u1ebfn tr\u00fac ph\u1ea7n m\u1ec1m hi\u1ec7n \u0111\u1ea1i hi\u1ebfm khi tu\u00e2n theo c\u00e1c \u0111\u01b0\u1eddng \u0111i th\u1ef1c thi \u0111\u01a1n gi\u1ea3n, tuy\u1ebfn t\u00ednh. C\u00e1c h\u1ec7 th\u1ed1ng ph\u00e2n t\u00e1n, c\u00e1c d\u1ecbch v\u1ee5 vi m\u00f4 d\u1ef1a tr\u00ean s\u1ef1 ki\u1ec7n, v\u00e0 c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u \u0111\u1ed3ng th\u1eddi \u0111\u00f2i h\u1ecfi c\u00e1c m\u00f4 h\u00ecnh h\u00e0nh vi c\u00f3 th\u1ec3 m\u00f4 t\u1ea3 ch\u00ednh x\u00e1c c\u00e1c nh\u00e1nh \u0111i\u1ec1u ki\u1ec7n, th\u1ef1c thi song song, c\u00e1c quy tr\u00ecnh l\u1eb7p l\u1ea1i, v\u00e0 x\u1eed l\u00fd ngo\u1ea1i l\u1ec7. C\u00e1c s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1 UML truy\u1ec1n th\u1ed1ng, b\u1ecb gi\u1edbi h\u1ea1n b\u1edfi lu\u1ed3ng tin nh\u1eafn theo chi\u1ec1u d\u1ecdc nghi\u00eam ng\u1eb7t, nhanh ch\u00f3ng tr\u1edf n\u00ean kh\u00f4ng \u0111\u1ee7 khi m\u00f4 h\u00ecnh h\u00f3a c\u00e1c h\u00e0nh vi \u0111\u1ed9ng n\u00e0y.<\/p>\n<p data-nodeid=\"7000\">UML 2.0 \u0111\u00e3 kh\u1eafc ph\u1ee5c h\u1ea1n ch\u1ebf n\u00e0y b\u1eb1ng c\u00e1ch gi\u1edbi thi\u1ec7u<strong data-nodeid=\"7114\">C\u00e1c m\u1ea3nh t\u01b0\u01a1ng t\u00e1c<\/strong>\u2014m\u1ed9t c\u01a1 ch\u1ebf chu\u1ea9n h\u00f3a \u0111\u1ec3 nh\u00fang logic \u0111i\u1ec1u khi\u1ec3n tr\u1ef1c ti\u1ebfp v\u00e0o c\u00e1c s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1 v\u00e0 s\u01a1 \u0111\u1ed3 giao ti\u1ebfp. Nghi\u00ean c\u1ee9u tr\u01b0\u1eddng h\u1ee3p n\u00e0y xem x\u00e9t c\u00e1ch c\u00e1c \u0111\u1ed9i ph\u00e1t tri\u1ec3n c\u00f3 th\u1ec3 t\u1eadn d\u1ee5ng c\u00e1c m\u1ea3nh t\u01b0\u01a1ng t\u00e1c \u0111\u1ec3 thu h\u1eb9p kho\u1ea3ng c\u00e1ch gi\u1eefa thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac c\u1ea5p cao v\u00e0 h\u00e0nh vi ch\u00ednh x\u00e1c t\u1ea1i th\u1eddi \u0111i\u1ec3m ch\u1ea1y. Th\u00f4ng qua ph\u00e2n t\u00edch c\u1ea5u tr\u00fac, ng\u1eef ngh\u0129a c\u1ee7a to\u00e1n t\u1eed, c\u00e1c v\u00ed d\u1ee5 m\u00f4 h\u00ecnh h\u00f3a c\u00f3 th\u1ec3 th\u1ef1c thi, v\u00e0 c\u00e1c th\u1ef1c ti\u1ec5n k\u1ef9 thu\u1eadt t\u1ed1t nh\u1ea5t, ch\u00fang t\u00f4i s\u1ebd minh ch\u1ee9ng c\u00e1ch thi\u1ebft k\u1ebf c\u00e1c \u0111\u1eb7c t\u1ea3 h\u00e0nh vi m\u1edf r\u1ed9ng \u0111\u01b0\u1ee3c, r\u00f5 r\u00e0ng v\u00e0 d\u1ec5 b\u1ea3o tr\u00ec cho c\u00e1c h\u1ec7 th\u1ed1ng doanh nghi\u1ec7p ph\u1ee9c t\u1ea1p.<\/p>\n<p data-nodeid=\"7000\">\n<p id=\"IjpsrLp\"><img alt=\"Orchestrating Complex Control Flow: UML 2.0 Interaction Fragments\" class=\"alignnone wp-image-24714 size-full\" decoding=\"async\" height=\"510\" loading=\"lazy\" sizes=\"auto, (max-width: 916px) 100vw, 916px\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb9404a8b7.png\" srcset=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb9404a8b7.png 916w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb9404a8b7-300x167.png 300w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb9404a8b7-768x428.png 768w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb9404a8b7-150x84.png 150w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb9404a8b7-400x223.png 400w\" width=\"916\"\/><\/p>\n<hr data-nodeid=\"7001\"\/>\n<h2 data-nodeid=\"7002\">B\u1ed1i c\u1ea3nh Nghi\u00ean c\u1ee9u Tr\u01b0\u1eddng h\u1ee3p &amp; Th\u00e1ch th\u1ee9c M\u00f4 h\u00ecnh h\u00f3a<\/h2>\n<p data-nodeid=\"7003\">Nghi\u00ean c\u1ee9u tr\u01b0\u1eddng h\u1ee3p ti\u1ebfp theo \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng xung quanh vi\u1ec7c t\u00e1i thi\u1ebft k\u1ebf ki\u1ebfn tr\u00fac c\u1ee7a<strong data-nodeid=\"7123\">NexaRetail<\/strong>, m\u1ed9t n\u1ec1n t\u1ea3ng th\u01b0\u01a1ng m\u1ea1i \u0111i\u1ec7n t\u1eed kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn x\u1eed l\u00fd \u0111\u1ed3ng b\u1ed9 h\u00f3a kho h\u00e0ng theo th\u1eddi gian th\u1ef1c, \u0111\u1ecbnh tuy\u1ebfn thanh to\u00e1n \u0111a c\u1ed5ng, v\u00e0 ph\u00e1t l\u1ec7nh logistics b\u1ea5t \u0111\u1ed3ng b\u1ed9. \u0110\u1ed9i k\u1ef9 thu\u1eadt \u0111\u00e3 \u0111\u1ed1i m\u1eb7t v\u1edbi ba th\u00e1ch th\u1ee9c m\u00f4 h\u00ecnh h\u00f3a c\u1ed1t l\u00f5i:<\/p>\n<ol data-nodeid=\"7004\">\n<li data-nodeid=\"7005\">\n<p data-nodeid=\"7006\"><strong data-nodeid=\"7128\">\u0110\u1ecbnh tuy\u1ebfn \u0110i\u1ec1u ki\u1ec7n:<\/strong>\u00a0X\u00e1c th\u1ef1c thanh to\u00e1n y\u00eau c\u1ea7u c\u00e1c \u0111\u01b0\u1eddng \u0111i lo\u1ea1i tr\u1eeb l\u1eabn nhau d\u1ef1a tr\u00ean tr\u1ea1ng th\u00e1i t\u00e0i kho\u1ea3n \u0111\u1ed9ng.<\/p>\n<\/li>\n<li data-nodeid=\"7007\">\n<p data-nodeid=\"7008\"><strong data-nodeid=\"7133\">Th\u1ef1c thi \u0110\u1ed3ng th\u1eddi:<\/strong>\u00a0Vi\u1ec7c tr\u1eeb t\u1ed3n kho v\u00e0 l\u00ean l\u1ecbch v\u1eadn chuy\u1ec3n c\u1ea7n ph\u1ea3i ch\u1ea1y song song m\u00e0 kh\u00f4ng x\u1ea3y ra \u0111i\u1ec1u ki\u1ec7n c\u1ea1nh tranh.<\/p>\n<\/li>\n<li data-nodeid=\"7009\">\n<p data-nodeid=\"7010\"><strong data-nodeid=\"7138\">Kh\u1ea3 n\u0103ng B\u1ea3o tr\u00ec S\u01a1 \u0111\u1ed3:<\/strong>\u00a0Khi c\u00e1c quy tr\u00ecnh l\u00e0m vi\u1ec7c m\u1edf r\u1ed9ng, c\u00e1c s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1 d\u1ea1ng kh\u1ed1i l\u1edbn tr\u1edf n\u00ean kh\u00f3 \u0111\u1ecdc v\u00e0 kh\u00f3 ki\u1ec3m so\u00e1t phi\u00ean b\u1ea3n.<\/p>\n<\/li>\n<\/ol>\n<p data-nodeid=\"7011\">\u0110\u1ec3 gi\u1ea3i quy\u1ebft nh\u1eefng th\u00e1ch th\u1ee9c n\u00e0y, \u0111\u1ed9i ki\u1ebfn tr\u00fac \u0111\u00e3 \u00e1p d\u1ee5ng c\u00e1c M\u1ea3nh T\u01b0\u01a1ng t\u00e1c UML 2.0 nh\u01b0 ti\u00eau chu\u1ea9n m\u00f4 h\u00ecnh h\u00f3a h\u00e0nh vi ch\u00ednh.<\/p>\n<hr data-nodeid=\"7012\"\/>\n<h2 data-nodeid=\"7013\">1. C\u01a1 h\u1ecdc C\u1ea5u tr\u00fac c\u1ee7a C\u00e1c M\u1ea3nh T\u01b0\u01a1ng t\u00e1c<\/h2>\n<p data-nodeid=\"7014\">M\u1ed9t<strong data-nodeid=\"7158\">M\u1ea3nh T\u01b0\u01a1ng t\u00e1c<\/strong>\u00a0ch\u1ee9c n\u0103ng nh\u01b0 m\u1ed9t \u0111\u01a1n v\u1ecb c\u1ea5u tr\u00fac m\u00f4-\u0111un bao b\u1ecdc m\u1ed9t \u0111o\u1ea1n h\u00e0nh vi c\u1ee5 th\u1ec3. N\u00f3 ho\u1ea1t \u0111\u1ed9ng b\u00ean trong m\u1ed9t<strong data-nodeid=\"7159\">Tham s\u1ed1 T\u01b0\u01a1ng t\u00e1c<\/strong>, n\u01a1i ch\u1ee9a c\u00e1c \u0111\u01b0\u1eddng s\u1ed1ng tham gia v\u00e0 c\u00e1c d\u1ea5u v\u1ebft th\u1ef1c thi. \u0110\u1ec3 \u0111i\u1ec1u ph\u1ed1i c\u00e1c tham s\u1ed1 n\u00e0y, UML 2.0 s\u1eed d\u1ee5ng m\u1ed9t<strong data-nodeid=\"7160\">Kh\u1ed1i K\u1ebft h\u1ee3p<\/strong>: m\u1ed9t khung ch\u1ee9a nh\u00f3m m\u1ed9t ho\u1eb7c nhi\u1ec1u tham s\u1ed1 d\u01b0\u1edbi m\u1ed9t to\u00e1n t\u1eed T\u01b0\u01a1ng t\u00e1c duy nh\u1ea5t<strong data-nodeid=\"7161\">To\u00e1n t\u1eed T\u01b0\u01a1ng t\u00e1c<\/strong>\u00a0quy \u0111\u1ecbnh ng\u1eef ngh\u0129a th\u1ef1c thi.<\/p>\n<h3 data-nodeid=\"7015\">K\u00fd hi\u1ec7u H\u00ecnh \u1ea3nh &amp; Quy t\u1eafc C\u1ea5u tr\u00fac<\/h3>\n<p data-nodeid=\"7016\">C\u00e1c kh\u1ed1i k\u1ebft h\u1ee3p tu\u00e2n theo c\u00e1c quy t\u1eafc k\u00fd hi\u1ec7u h\u00ecnh \u1ea3nh nghi\u00eam ng\u1eb7t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh t\u01b0\u01a1ng th\u00edch gi\u1eefa c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u c\u1ee7a nh\u00e0 ph\u00e1t tri\u1ec3n:<\/p>\n<ul data-nodeid=\"7017\">\n<li data-nodeid=\"7018\">\n<p data-nodeid=\"7019\"><strong data-nodeid=\"7176\">Th\u1ebb To\u00e1n t\u1eed:<\/strong>\u00a0M\u1ed9t nh\u00e3n h\u00ecnh ng\u0169 gi\u00e1c \u1edf g\u00f3c tr\u00ean b\u00ean tr\u00e1i khung ch\u1ee9a m\u00e3 ng\u1eafn c\u1ee7a to\u00e1n t\u1eed (v\u00ed d\u1ee5:\u00a0<code data-backticks=\"1\" data-nodeid=\"7170\">alt<\/code>,\u00a0<code data-backticks=\"1\" data-nodeid=\"7172\">loop<\/code>,\u00a0<code data-backticks=\"1\" data-nodeid=\"7174\">par<\/code>).<\/p>\n<\/li>\n<li data-nodeid=\"7020\">\n<p data-nodeid=\"7021\"><strong data-nodeid=\"7183\">\u0110i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 to\u00e1n h\u1ea1ng:<\/strong>\u00a0C\u00e1c bi\u1ec3u th\u1ee9c logic n\u1eb1m tr\u00ean c\u00f9ng d\u00f2ng \u0111\u01b0\u1ee3c \u0111\u00f3ng trong d\u1ea5u ngo\u1eb7c vu\u00f4ng\u00a0<code data-backticks=\"1\" data-nodeid=\"7181\">[ \u0111i\u1ec1u ki\u1ec7n ]<\/code>\u00a0x\u00e1c \u0111\u1ecbnh xem m\u1ed9t to\u00e1n h\u1ea1ng c\u00f3 \u0111\u01b0\u1ee3c th\u1ef1c thi hay kh\u00f4ng.<\/p>\n<\/li>\n<li data-nodeid=\"7022\">\n<p data-nodeid=\"7023\"><strong data-nodeid=\"7188\">C\u00e1c d\u1ea5u ph\u00e2n c\u00e1ch to\u00e1n h\u1ea1ng:<\/strong>\u00a0Nh\u1eefng \u0111\u01b0\u1eddng g\u1ea1ch \u0111\u1ee9t ngang chia t\u00e1ch nhi\u1ec1u to\u00e1n h\u1ea1ng n\u1eb1m trong c\u00f9ng m\u1ed9t khung.<\/p>\n<\/li>\n<li data-nodeid=\"7024\">\n<p data-nodeid=\"7025\"><strong data-nodeid=\"7195\">Bi\u00ean khung:<\/strong>\u00a0M\u1ed9t h\u1ed9p h\u00ecnh ch\u1eef nh\u1eadt trong su\u1ed1t c\u1eaft r\u00f5 r\u00e0ng t\u1ea5t c\u1ea3 c\u00e1c \u0111\u01b0\u1eddng \u0111\u1eddi ho\u1ea1t \u0111\u1ed9ng li\u00ean quan \u0111\u1ebfn ph\u1ea1m vi c\u1ee7a \u0111o\u1ea1n m\u00e3.<\/p>\n<\/li>\n<\/ul>\n<hr data-nodeid=\"7026\"\/>\n<h2 data-nodeid=\"7027\">2. Ng\u1eef ngh\u0129a to\u00e1n t\u1eed v\u00e0 ki\u1ec3m so\u00e1t th\u1ef1c thi<\/h2>\n<p data-nodeid=\"7028\">UML 2.0 \u0111\u1ecbnh ngh\u0129a m\u01b0\u1eddi hai to\u00e1n t\u1eed t\u01b0\u01a1ng t\u00e1c chu\u1ea9n. Ma tr\u1eadn sau \u0111\u00e2y n\u00eau r\u00f5 c\u00e1c to\u00e1n t\u1eed \u0111i\u1ec1u khi\u1ec3n lu\u1ed3ng quan tr\u1ecdng nh\u1ea5t \u0111\u01b0\u1ee3c tri\u1ec3n khai trong ki\u1ebfn tr\u00fac NexaRetail:<\/p>\n<table data-nodeid=\"7030\">\n<thead data-nodeid=\"7031\">\n<tr data-nodeid=\"7032\">\n<th data-nodeid=\"7034\">To\u00e1n t\u1eed<\/th>\n<th data-nodeid=\"7035\">T\u00ean \u0111\u1ea7y \u0111\u1ee7<\/th>\n<th data-nodeid=\"7036\">\u00dd ngh\u0129a h\u00e0nh vi v\u00e0 quy t\u1eafc th\u1ef1c thi<\/th>\n<\/tr>\n<\/thead>\n<tbody data-nodeid=\"7040\">\n<tr data-nodeid=\"7041\">\n<td data-nodeid=\"7042\"><strong data-nodeid=\"7208\"><code data-backticks=\"1\" data-nodeid=\"7206\">alt<\/code><\/strong><\/td>\n<td data-nodeid=\"7043\">C\u00e1c l\u1ef1a ch\u1ecdn thay th\u1ebf<\/td>\n<td data-nodeid=\"7044\">Bi\u1ec3u di\u1ec5n m\u1ed9t l\u1ef1a ch\u1ecdn \u0111i\u1ec1u ki\u1ec7n gi\u1eefa c\u00e1c \u0111\u01b0\u1eddng \u0111i lo\u1ea1i tr\u1eeb nhau (t\u01b0\u01a1ng t\u1ef1 nh\u01b0\u00a0<code data-backticks=\"1\" data-nodeid=\"7211\">if-else<\/code>\u00a0ho\u1eb7c\u00a0<code data-backticks=\"1\" data-nodeid=\"7213\">switch<\/code>). Ch\u1ec9 to\u00e1n h\u1ea1ng c\u00f3 \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 \u0111\u00fang m\u1edbi \u0111\u01b0\u1ee3c th\u1ef1c thi.<\/td>\n<\/tr>\n<tr data-nodeid=\"7045\">\n<td data-nodeid=\"7046\"><strong data-nodeid=\"7218\"><code data-backticks=\"1\" data-nodeid=\"7216\">opt<\/code><\/strong><\/td>\n<td data-nodeid=\"7047\">C\u00e1c t\u00f9y ch\u1ecdn<\/td>\n<td data-nodeid=\"7048\">Bi\u1ec3u di\u1ec5n m\u1ed9t \u0111\u01b0\u1eddng d\u1eabn \u0111i\u1ec1u ki\u1ec7n duy nh\u1ea5t, \u0111\u01b0\u1ee3c th\u1ef1c thi ho\u00e0n to\u00e0n ho\u1eb7c b\u1ecb b\u1ecf qua (t\u01b0\u01a1ng t\u1ef1 nh\u01b0 m\u1ed9t\u00a0<code data-backticks=\"1\" data-nodeid=\"7221\">n\u1ebfu<\/code>kh\u00f4ng c\u00f3<code data-backticks=\"1\" data-nodeid=\"7223\">ng\u01b0\u1ee3c l\u1ea1i<\/code>).<\/td>\n<\/tr>\n<tr data-nodeid=\"7049\">\n<td data-nodeid=\"7050\"><strong data-nodeid=\"7228\"><code data-backticks=\"1\" data-nodeid=\"7226\">v\u00f2ng l\u1eb7p<\/code><\/strong><\/td>\n<td data-nodeid=\"7051\">V\u00f2ng l\u1eb7p<\/td>\n<td data-nodeid=\"7052\">L\u1eb7p l\u1ea1i \u0111o\u1ea1n \u0111\u01b0\u1ee3c bao b\u1ecdc theo m\u1ed9t chu\u1ed7i x\u00e1c \u0111\u1ecbnh. H\u1ed7 tr\u1ee3 gi\u1edbi h\u1ea1n l\u1eb7p r\u00f5 r\u00e0ng (v\u00ed d\u1ee5 nh\u01b0\u00a0<code data-backticks=\"1\" data-nodeid=\"7231\">v\u00f2ngl\u1eb7p(1, 10)<\/code>).<\/td>\n<\/tr>\n<tr data-nodeid=\"7053\">\n<td data-nodeid=\"7054\"><strong data-nodeid=\"7236\"><code data-backticks=\"1\" data-nodeid=\"7234\">song song<\/code><\/strong><\/td>\n<td data-nodeid=\"7055\">Song song<\/td>\n<td data-nodeid=\"7056\">Bao b\u1ecdc c\u00e1c to\u00e1n h\u1ea1ng th\u1ef1c thi \u0111\u1ed3ng th\u1eddi tr\u00ean c\u00e1c lu\u1ed3ng ri\u00eang bi\u1ec7t. Cho ph\u00e9p giao thoa tin nh\u1eafn gi\u1eefa c\u00e1c to\u00e1n h\u1ea1ng.<\/td>\n<\/tr>\n<tr data-nodeid=\"7057\">\n<td data-nodeid=\"7058\"><strong data-nodeid=\"7242\"><code data-backticks=\"1\" data-nodeid=\"7240\">theo th\u1ee9 t\u1ef1<\/code><\/strong><\/td>\n<td data-nodeid=\"7059\">Th\u1ee9 t\u1ef1 y\u1ebfu<\/td>\n<td data-nodeid=\"7060\">H\u00e0nh vi m\u1eb7c \u0111\u1ecbnh. Duy tr\u00ec th\u1ee9 t\u1ef1 nghi\u00eam ng\u1eb7t t\u1eeb tr\u00ean xu\u1ed1ng d\u01b0\u1edbi trong c\u00e1c to\u00e1n h\u1ea1ng, nh\u01b0ng cho ph\u00e9p giao thoa gi\u1eefa c\u00e1c d\u00f2ng \u0111\u1eddi \u0111\u1ed9c l\u1eadp.<\/td>\n<\/tr>\n<tr data-nodeid=\"7061\">\n<td data-nodeid=\"7062\"><strong data-nodeid=\"7248\"><code data-backticks=\"1\" data-nodeid=\"7246\">nghi\u00eam ng\u1eb7t<\/code><\/strong><\/td>\n<td data-nodeid=\"7063\">Th\u1ee9 t\u1ef1 nghi\u00eam ng\u1eb7t<\/td>\n<td data-nodeid=\"7064\">Bu\u1ed9c ph\u1ea3i theo th\u1ee9 t\u1ef1 tuy\u1ec7t \u0111\u1ed1i t\u1eeb tr\u00ean xu\u1ed1ng d\u01b0\u1edbi tr\u00ean to\u00e0n b\u1ed9 \u0111o\u1ea1n, b\u1ea5t k\u1ec3 t\u00ednh \u0111\u1ed9c l\u1eadp c\u1ee7a c\u00e1c d\u00f2ng \u0111\u1eddi.<\/td>\n<\/tr>\n<tr data-nodeid=\"7065\">\n<td data-nodeid=\"7066\"><strong data-nodeid=\"7254\"><code data-backticks=\"1\" data-nodeid=\"7252\">v\u00f9ng quan tr\u1ecdng<\/code><\/strong><\/td>\n<td data-nodeid=\"7067\">V\u00f9ng quan tr\u1ecdng<\/td>\n<td data-nodeid=\"7068\">\u0110\u00e1nh d\u1ea5u m\u1ed9t kh\u1ed1i th\u1ef1c thi nguy\u00ean t\u1eed. Ng\u0103n c\u1ea3n c\u00e1c d\u1ea5u v\u1ebft t\u01b0\u01a1ng t\u00e1c b\u00ean ngo\u00e0i giao thoa ho\u1eb7c ng\u1eaft qu\u00e3ng c\u00e1c thao t\u00e1c \u0111\u01b0\u1ee3c bao b\u1ecdc.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr data-nodeid=\"7069\"\/>\n<h2 data-nodeid=\"7070\">3. Th\u1ef1c hi\u1ec7n th\u1ef1c t\u1ebf: M\u00f4 h\u00ecnh th\u1ee9 t\u1ef1 th\u1ef1c thi<\/h2>\n<h3 data-nodeid=\"7071\">T\u00ecnh hu\u1ed1ng A: H\u1ec7 th\u1ed1ng thanh to\u00e1n \u0111\u01a1n h\u00e0ng (<code data-backticks=\"1\" data-nodeid=\"7259\">t\u00f9y ch\u1ecdn<\/code>,\u00a0<code data-backticks=\"1\" data-nodeid=\"7261\">t\u00f9y ch\u1ecdn<\/code>, v\u00e0\u00a0<code data-backticks=\"1\" data-nodeid=\"7263\">v\u00f2ng l\u1eb7p<\/code>)<\/h3>\n<p data-nodeid=\"7072\">Quy tr\u00ecnh thanh to\u00e1n y\u00eau c\u1ea7u x\u1eed l\u00fd gi\u1ecf h\u00e0ng l\u1eb7p l\u1ea1i, \u0111\u1ecbnh tuy\u1ebfn thanh to\u00e1n \u0111i\u1ec1u ki\u1ec7n, v\u00e0 m\u1ed9t b\u01b0\u1edbc t\u1ea1o h\u00f3a \u0111\u01a1n t\u00f9y ch\u1ecdn. B\u1ea3n m\u00f4 t\u1ea3 th\u1ef1c thi ti\u1ebfp theo minh h\u1ecda c\u00e1ch c\u00e1c \u0111o\u1ea1n l\u1ed3ng gh\u00e9p v\u00e0 tu\u1ea7n t\u1ef1 m\u00f4 h\u00ecnh h\u00f3a h\u00e0nh vi n\u00e0y m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng.<\/p>\n<p id=\"rNHvAdS\"><img alt=\"\" class=\"alignnone size-full wp-image-24712\" decoding=\"async\" height=\"571\" loading=\"lazy\" sizes=\"auto, (max-width: 566px) 100vw, 566px\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb8dbc8bb0.png\" srcset=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb8dbc8bb0.png 566w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb8dbc8bb0-297x300.png 297w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb8dbc8bb0-80x80.png 80w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb8dbc8bb0-150x150.png 150w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb8dbc8bb0-400x404.png 400w\" width=\"566\"\/><\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">PlantUML<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com#plantuml:TLJ1Zjem4Br7oZ-CzW9xMAIsDmxLKhgiaBejAhrLFGpE01QExTfZjkdNTvm4oDBT71BiUPvvRvw7-yWOEDMcBE91Muy1QuZS699tqAeBbGLhbgtvdjJ19OPrsiGcCjKmdZjRQTREee6bPGgeyWeM0NSrMOwt-RnikW0tynJPrHHk02FaHLb8ITPAUxGiyRw09ENWZ3aXEPWhv0gRdFqHcPwnQL7zxxwSFigohv7VSFUnpGDJq5O8I_HKRNmxFD7MAeiHl9l05-VyMSaKLi4fYb7R7MWH7oKJA65L5YO3Vy92H3wWsiCozqQYwxtpFkFd0eDVPG7oj3GkT8uKzBR99zRir26pUO7AvATGwUWDTh1KrnYQ32HRPR9N0cFQr9hx5es5OVMP6BNfl1Z1-mdCZ5XbKKJJGE1JueJ6D41_b4an1tsNHRwyZz8dmwBpCKdEASoKSabYdz2WLIJNOhiLXpByIchlZN33n7iNz5_w4T36xhAS99zDE5kPTqzdxou2-N9svdrmHwewR4MlvtYzcUkaifyht57RJ1Ff8cvfuqNE8jag_kVVYsHzknz2SE4D3uLfxLakoLTwxk5F9Ese1bQEuCC4llb-eYxMdBSsjCUZbekM7IaBvmU6dEOBljFlH3AW5QpGjsj5shzr0ttGbbjWZnlm6NIq6utXHZjTzuAKlub_\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Ch\u1ec9nh s\u1eeda PlantUML trong VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">PlantUML<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com#plantuml:VLHDQzH06Bu7yXzUUcbxgA3UzY2LzHDHYXKHnCCu6JV3JcR2p9ijyUQf9x4zUH2XHKh18XOKn0tY8Sl-Z_adlfEatRHipI4VCy_ClC_7cqs7p6AHgJXoOwbpPba63aibw6ubRwVY22NIq0DVxGAcljhN8teodGAQ-b33sh0-v33RDtvANpW_dHy6H3ieVVMkW34zTlLws8nnD1PM7gKqdq9Q7-ZH2Z07my9X754DABdCcKPO6QQ2Zqs1GwFH6gM4RP5erINa5YipeV4-Gx73oWRLlNT7oWbzTcU4EspSQlQ10KWjKTBisMbhw_qLpLbnj0hNhy5ihwMe_FHNFe0Nlle6glu3wAiJOfpvweW3LKhl8oByeMKNHygO75x2SrzzaW7rKLw5XQnWuFpqUmQluWZeQefS53iHLhuf7wB8jj7mSQZr0YfG6q0YNQvO2okoZDao08LE0fLBz5tnEfFO2RZ6cKtk26HIkVMMzuq5RpAz30cO_Xr0uxac4qCCUc5G0Ig96MaIX3hHX685IQgGD9ZjzGCnW6sA4oJpKuhBWOHnIgk_Q8gDhuulAz0PIYMp0bDZvLlnp3BjWbT6dobnxjov_s7qREt6WZSkrjxESsic8ccnYLY-ntADjmlEXNDRR2GQZPKJ_wCvJkkVPFDIWXStxXovQwsnLzXCLMSvtZFsYTZfu8y5IPFqt5w5cpq3wzybS6hXzrJJR6z-wglFJJMoYLyA4zd7n979bvdMxrqewwy5S3yzBcZW1wFDgFr3fgT7vHKXpgtKbBXSsAU22vbZhzwU-ctlzGUQzjqa9FsO_W40\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit PlantUML in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-plantuml\" data-nodeid=\"7073\"><code class=\"language-plantuml\" data-language=\"plantuml\" class=\"language-plantuml\">@startuml\r\nskinparam style strictuml\r\n\r\ntitle H\u1ec7 th\u1ed1ng thanh to\u00e1n (C\u00e1c \u0111o\u1ea1n t\u01b0\u01a1ng t\u00e1c \u0111i\u1ec1u ki\u1ec7n)\r\n\r\nactor \"Kh\u00e1ch h\u00e0ng\" as Cust\r\nparticipant \"CheckoutController\" as Ctrl\r\nparticipant \"PaymentGateway\" as Gateway\r\n\r\nactivate Cust\r\nCust -&gt; Ctrl : initiateCheckout()\r\nactivate Ctrl\r\n\r\n' 1. \u0110o\u1ea1n l\u1eb7p: X\u1eed l\u00fd t\u1eebng m\u1ee5c trong gi\u1ecf h\u00e0ng\r\nloop [ V\u1edbi m\u1ed7i m\u1ee5c trong gi\u1ecf h\u00e0ng mua s\u1eafm ]\r\n    Ctrl -&gt; Ctrl : verifyItemStock()\r\n    Ctrl -&gt; Cust : displayItemSummary()\r\nend\r\n\r\nCust -&gt; Ctrl : submitPayment(cardDetails)\r\n\r\n' 2. \u0110o\u1ea1n thay th\u1ebf: C\u00e1c nh\u00e1nh thanh to\u00e1n lo\u1ea1i tr\u1eeb l\u1eabn nhau\r\nalt [ \u0110i\u1ec1u ki\u1ec7n: S\u1ed1 d\u01b0 t\u00e0i kho\u1ea3n \u0111\u1ee7 ]\r\n    Ctrl -&gt; Gateway : authorizeTransaction()\r\n    activate Gateway\r\n    Gateway --&gt; Ctrl : transactionApproved\r\n    deactivate Gateway\r\n    Ctrl -&gt; Cust : displaySuccessPage()\r\nelse [ \u0110i\u1ec1u ki\u1ec7n: S\u1ed1 d\u01b0 kh\u00f4ng \u0111\u1ee7 ]\r\n    Ctrl -&gt; Cust : displayPaymentError()\r\n    Ctrl -&gt; Cust : promptForNewPaymentMethod()\r\nend\r\n\r\n' 3. \u0110o\u1ea1n t\u00f9y ch\u1ecdn: \u0110\u01b0\u1eddng \u0111i h\u00e0nh vi t\u00f9y ch\u1ecdn\r\nopt [ \u0110i\u1ec1u ki\u1ec7n: Kh\u00e1ch h\u00e0ng y\u00eau c\u1ea7u h\u00f3a \u0111\u01a1n gi\u1ea5y ]\r\n    Ctrl -&gt; Ctrl : printPaperReceipt()\r\nend\r\n\r\ndeactivate Ctrl\r\ndeactivate Cust\r\n@enduml<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com#plantuml:VLHDQzH06Bu7yXzUUcbxgA3UzY2LzHDHYXKHnCCu6JV3JcR2p9ijyUQf9x4zUH2XHKh18XOKn0tY8Sl-Z_adlfEatRHipI4VCy_ClC_7cqs7p6AHgJXoOwbpPba63aibw6ubRwVY22NIq0DVxGAcljhN8teodGAQ-b33sh0-v33RDtvANpW_dHy6H3ieVVMkW34zTlLws8nnD1PM7gKqdq9Q7-ZH2Z07my9X754DABdCcKPO6QQ2Zqs1GwFH6gM4RP5erINa5YipeV4-Gx73oWRLlNT7oWbzTcU4EspSQlQ10KWjKTBisMbhw_qLpLbnj0hNhy5ihwMe_FHNFe0Nlle6glu3wAiJOfpvweW3LKhl8oByeMKNHygO75x2SrzzaW7rKLw5XQnWuFpqUmQluWZeQefS53iHLhuf7wB8jj7mSQZr0YfG6q0YNQvO2okoZDao08LE0fLBz5tnEfFO2RZ6cKtk26HIkVMMzuq5RpAz30cO_Xr0uxac4qCCUc5G0Ig96MaIX3hHX685IQgGD9ZjzGCnW6sA4oJpKuhBWOHnIgk_Q8gDhuulAz0PIYMp0bDZvLlnp3BjWbT6dobnxjov_s7qREt6WZSkrjxESsic8ccnYLY-ntADjmlEXNDRR2GQZPKJ_wCvJkkVPFDIWXStxXovQwsnLzXCLMSvtZFsYTZfu8y5IPFqt5w5cpq3wzybS6hXzrJJR6z-wglFJJMoYLyA4zd7n979bvdMxrqewwy5S3yzBcZW1wFDgFr3fgT7vHKXpgtKbBXSsAU22vbZhzwU-ctlzGUQzjqa9FsO_W40\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit PlantUML in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com#plantuml:TLJ1Zjem4Br7oZ-CzW9xMAIsDmxLKhgiaBejAhrLFGpE01QExTfZjkdNTvm4oDBT71BiUPvvRvw7-yWOEDMcBE91Muy1QuZS699tqAeBbGLhbgtvdjJ19OPrsiGcCjKmdZjRQTREee6bPGgeyWeM0NSrMOwt-RnikW0tynJPrHHk02FaHLb8ITPAUxGiyRw09ENWZ3aXEPWhv0gRdFqHcPwnQL7zxxwSFigohv7VSFUnpGDJq5O8I_HKRNmxFD7MAeiHl9l05-VyMSaKLi4fYb7R7MWH7oKJA65L5YO3Vy92H3wWsiCozqQYwxtpFkFd0eDVPG7oj3GkT8uKzBR99zRir26pUO7AvATGwUWDTh1KrnYQ32HRPR9N0cFQr9hx5es5OVMP6BNfl1Z1-mdCZ5XbKKJJGE1JueJ6D41_b4an1tsNHRwyZz8dmwBpCKdEASoKSabYdz2WLIJNOhiLXpByIchlZN33n7iNz5_w4T36xhAS99zDE5kPTqzdxou2-N9svdrmHwewR4MlvtYzcUkaifyht57RJ1Ff8cvfuqNE8jag_kVVYsHzknz2SE4D3uLfxLakoLTwxk5F9Ese1bQEuCC4llb-eYxMdBSsjCUZbekM7IaBvmU6dEOBljFlH3AW5QpGjsj5shzr0ttGbbjWZnlm6NIq6utXHZjTzuAKlub_\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Ch\u1ec9nh s\u1eeda PlantUML trong VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<h3 data-nodeid=\"7074\">T\u00ecnh hu\u1ed1ng B: Ki\u1ebfn tr\u00fac x\u1eed l\u00fd \u0111\u1ed3ng th\u1eddi (<code data-backticks=\"1\" data-nodeid=\"7267\">par<\/code>)<\/h3>\n<p data-nodeid=\"7075\">Sau khi thanh to\u00e1n, h\u1ec7 th\u1ed1ng ph\u1ea3i \u0111\u1ed3ng b\u1ed9 h\u00f3a c\u1eadp nh\u1eadt kho h\u00e0ng trong c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u1edbi vi\u1ec7c \u0111\u1eb7t l\u1ecbch v\u1eadn chuy\u1ec3n t\u1eeb b\u00ean th\u1ee9 ba. V\u00ec c\u00e1c thao t\u00e1c n\u00e0y kh\u00f4ng chia s\u1ebb t\u00e0i nguy\u00ean chung n\u00e0o ngo\u00e0i t\u00edn hi\u1ec7u kh\u1edfi \u0111\u1ea7u \u0111\u01a1n h\u00e0ng ban \u0111\u1ea7u, ch\u00fang \u0111\u01b0\u1ee3c m\u00f4 h\u00ecnh h\u00f3a b\u1eb1ng \u0111o\u1ea1n song song \u0111\u1ec3 ph\u1ea3n \u00e1nh \u0111\u00fang th\u1ef1c t\u1ebf th\u1ef1c thi b\u1ea5t \u0111\u1ed3ng b\u1ed9.<\/p>\n<p id=\"HlKffse\"><img alt=\"\" class=\"alignnone size-full wp-image-24713\" decoding=\"async\" height=\"334\" loading=\"lazy\" sizes=\"auto, (max-width: 514px) 100vw, 514px\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb8fd7f50b.png\" srcset=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb8fd7f50b.png 514w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb8fd7f50b-300x195.png 300w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb8fd7f50b-150x97.png 150w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb8fd7f50b-400x260.png 400w\" width=\"514\"\/><\/p>\n<div class=\"vpascode-viewer-container vpascode-fancy-active\">\n<div class=\"vpascode-header\">\n<span class=\"vpascode-lang-label\">PlantUML<\/span><br \/>\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com#plantuml:RLDDJyCm3BrFsd-mk6mxS81Z3mZj0ma9YQ713uWIqrbBayfn9_RlSThHbcqzj8q_dj-pdUSaXgMf_7II3XHgmwQ292UF-cQodMiw4H8rlOOZ1ebyWfV6VvFtbHvXljKixz6hNv2D5Oe1NjYKsRt8wOehPAas6dxtpWvv1B099GMy0vEW-xs8xwkkbsrGVxw8Uuib9Jsc7VAHR8VO6pEDJEre1FiwtHVkdyuMAC17U-WOHjvoj9WIXNBUofX1B_LFNW6R7xIDQ0pO66p3d7jYqYdOFSSGcmIoPpGkjNId4z1d1f-j3HwAKLE_QgVakeY1sU0lmA5hhEn4ENuqAfg4C6LkEQLNDsfGjWy0zsEXAQEiMq2Trog6R-8ANPVZy1OQ-eGN0XwBeSMmZ56NgBnKC0HeLRlNaXvNXfcGjsGFJNsbO3IrR1y0_Yces-JT6T7DHNSlrtzrYoiL8qGCBW_pnkmDspqTSHMhsgEWQ_SWani1_QtEiyBevVW5\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 8px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Ch\u1ec9nh s\u1eeda PlantUML trong VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<div class=\"vpascode-code-wrapper\">\n            <div class=\"vpascode-viewer-container vpascode-fancy-active\">\r\n                                <div class=\"vpascode-header\">\r\n                    <span class=\"vpascode-lang-label\">PlantUML<\/span>\r\n                    <a href=\"https:\/\/www.vpascode.com#plantuml:TLEnRjim4DqD-1yEMU8C6ThHGn50IO400PeY_G6MP4N2D2cG9mEUEtJeag9JXgBra35eEnKGnnZ-3_v9Zx8bgqwgWTBTwJtUUqUU1MGUwxaPZy9CsufvDeU0IoDfzPflI-CHQgJKEvNYRmvAf_Z9mlhBPcL1FVwm9KpMjour5EBc5sLBmCSLX-3eAoydcOF8KNDTCOjmjBvDyOwgVBC2_1_j4R005xRKLXx02uA55B-3IF4dc8oiOQRS07Tf5zAYyyi3w7cAdxc2HOhtO5of0vL2YxZgejmjuwWN36M___ODfwzs6PWIdC_UU27zQ-UllUCo16tBIQls63fBUXUcdO6eDF1iaAbJ_4hLzwcvHrBUHV6k3x8vttIhOJm2UexXQeTwCOKYDGyLM4KltElV_hXlkBU2UXPIr1nla5f_MvCX6hKCkUKCwKKFpClvFS7fK7_8BESjeNQsSFQ3zdCfjXWXdsEJ9iX37I-dv5Lg_Y2ORZRDWmMkwcMA7-sXcdvCkGEkQ7iZ2-QzblvQyrbTFL4p66pExmd-KLEru9iTevYWPvpkH7afJfue6Z1AA_AydpaUp7Eb5x9myyf8bA8zAhcv0L5tkiw8XkxQNm00\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 8px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit PlantUML in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                <div class=\"vpascode-code-wrapper\">\r\n                    <pre class=\"lang-plantuml\" data-nodeid=\"7076\"><code class=\"language-plantuml\" data-language=\"plantuml\" class=\"language-plantuml\">@startuml\r\nskinparam style strictuml\r\n\r\ntitle Th\u1ef1c hi\u1ec7n \u0111\u01a1n h\u00e0ng (\u0110o\u1ea1n t\u01b0\u01a1ng t\u00e1c song song)\r\n\r\nparticipant \"\u0110\u1ed9ng c\u01a1 th\u1ef1c hi\u1ec7n \u0111\u01a1n h\u00e0ng\" as Engine\r\nparticipant \"C\u01a1 s\u1edf d\u1eef li\u1ec7u kho h\u00e0ng\" as Inventory\r\nparticipant \"D\u1ecbch v\u1ee5 logistics\" as Logistics\r\n\r\nactivate Engine\r\nEngine -&gt; Engine : lockOrderForProcessing()\r\n\r\n' \u0110o\u1ea1n song song: Th\u1ef1c thi c\u00e1c lu\u1ed3ng b\u1ea5t \u0111\u1ed3ng b\u1ed9 \u0111\u1ed3ng th\u1eddi\r\npar\r\n    ' Lu\u1ed3ng 1: C\u1eadp nh\u1eadt kho h\u00e0ng\r\n    Engine -&gt; Inventory : deductStockQuantities()\r\n    activate Inventory\r\n    Inventory --&gt; Engine : stockDeductionConfirmed\r\n    deactivate Inventory\r\nelse\r\n    ' Lu\u1ed3ng 2: \u0110\u1eb7t l\u1ecbch v\u1eadn chuy\u1ec3n\r\n    Engine -&gt; Logistics : scheduleCarrierPickup()\r\n    activate Logistics\r\n    Logistics --&gt; Engine : pickupScheduled(trackingId)\r\n    deactivate Logistics\r\nend\r\n\r\nEngine -&gt; Engine : archiveCompletedOrder()\r\ndeactivate Engine\r\n@enduml<\/code><\/pre>                <\/div>\r\n                <div class=\"vpascode-actions\">\r\n                    <a href=\"https:\/\/www.vpascode.com#plantuml:TLEnRjim4DqD-1yEMU8C6ThHGn50IO400PeY_G6MP4N2D2cG9mEUEtJeag9JXgBra35eEnKGnnZ-3_v9Zx8bgqwgWTBTwJtUUqUU1MGUwxaPZy9CsufvDeU0IoDfzPflI-CHQgJKEvNYRmvAf_Z9mlhBPcL1FVwm9KpMjour5EBc5sLBmCSLX-3eAoydcOF8KNDTCOjmjBvDyOwgVBC2_1_j4R005xRKLXx02uA55B-3IF4dc8oiOQRS07Tf5zAYyyi3w7cAdxc2HOhtO5of0vL2YxZgejmjuwWN36M___ODfwzs6PWIdC_UU27zQ-UllUCo16tBIQls63fBUXUcdO6eDF1iaAbJ_4hLzwcvHrBUHV6k3x8vttIhOJm2UexXQeTwCOKYDGyLM4KltElV_hXlkBU2UXPIr1nla5f_MvCX6hKCkUKCwKKFpClvFS7fK7_8BESjeNQsSFQ3zdCfjXWXdsEJ9iX37I-dv5Lg_Y2ORZRDWmMkwcMA7-sXcdvCkGEkQ7iZ2-QzblvQyrbTFL4p66pExmd-KLEru9iTevYWPvpkH7afJfue6Z1AA_AydpaUp7Eb5x9myyf8bA8zAhcv0L5tkiw8XkxQNm00\" \r\n                       target=\"_blank\" \r\n                       rel=\"noopener noreferrer\" \r\n                       class=\"vpascode-fancy-btn\">\r\n                        <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2.5\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"margin-right: 6px;\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg>\r\n                        <span>Edit PlantUML in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n<div class=\"vpascode-actions\">\n<a class=\"vpascode-fancy-btn\" href=\"https:\/\/www.vpascode.com#plantuml:RLDDJyCm3BrFsd-mk6mxS81Z3mZj0ma9YQ713uWIqrbBayfn9_RlSThHbcqzj8q_dj-pdUSaXgMf_7II3XHgmwQ292UF-cQodMiw4H8rlOOZ1ebyWfV6VvFtbHvXljKixz6hNv2D5Oe1NjYKsRt8wOehPAas6dxtpWvv1B099GMy0vEW-xs8xwkkbsrGVxw8Uuib9Jsc7VAHR8VO6pEDJEre1FiwtHVkdyuMAC17U-WOHjvoj9WIXNBUofX1B_LFNW6R7xIDQ0pO66p3d7jYqYdOFSSGcmIoPpGkjNId4z1d1f-j3HwAKLE_QgVakeY1sU0lmA5hhEn4ENuqAfg4C6LkEQLNDsfGjWy0zsEXAQEiMq2Trog6R-8ANPVZy1OQ-eGN0XwBeSMmZ56NgBnKC0HeLRlNaXvNXfcGjsGFJNsbO3IrR1y0_Yces-JT6T7DHNSlrtzrYoiL8qGCBW_pnkmDspqTSHMhsgEWQ_SWani1_QtEiyBevVW5\" rel=\"noopener noreferrer\" target=\"_blank\"><br \/>\n<svg fill=\"none\" height=\"14\" stroke=\"currentColor\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\"2.5\" style=\"margin-right: 6px;\" viewbox=\"0 0 24 24\" width=\"14\"><path d=\"M11 4H4a2 2 0 0 0-2 2v14a2 2 0 0 0 2 2h14a2 2 0 0 0 2-2v-7\"><\/path><path d=\"M18.5 2.5a2.121 2.121 0 0 1 3 3L12 15l-4 1 1-4 9.5-9.5z\"><\/path><\/svg><br \/>\n<span>Ch\u1ec9nh s\u1eeda PlantUML trong VPasCode<\/span><br \/>\n<\/a>\n<\/div>\n<\/div>\n<hr data-nodeid=\"7077\"\/>\n<h2 data-nodeid=\"7078\">4. C\u00e1c ki\u1ebfn tr\u00fac ti\u00ean ti\u1ebfn cho ki\u1ebfn tr\u00fac c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng<\/h2>\n<p data-nodeid=\"7079\">Khi \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a h\u1ec7 th\u1ed1ng t\u0103ng l\u00ean, c\u00e1c \u0111o\u1ea1n t\u01b0\u01a1ng t\u00e1c cho ph\u00e9p ph\u00e2n m\u1ea3nh v\u00e0 x\u1eed l\u00fd ngo\u1ea1i l\u1ec7 m\u00e0 kh\u00f4ng l\u00e0m bloat c\u00e1c s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1 ch\u00ednh.<\/p>\n<h3 data-nodeid=\"7080\">C\u00e1c l\u1ea7n xu\u1ea5t hi\u1ec7n t\u01b0\u01a1ng t\u00e1c \/ Tham chi\u1ebfu (<code data-backticks=\"1\" data-nodeid=\"7273\">ref<\/code>)<\/h3>\n<p data-nodeid=\"7081\">C\u00e1c quy tr\u00ecnh quy m\u00f4 l\u1edbn \u0111\u01b0\u1ee3c chia th\u00e0nh c\u00e1c s\u01a1 \u0111\u1ed3 con t\u1eadp trung. M\u1ed9t\u00a0<strong data-nodeid=\"7281\"><code data-backticks=\"1\" data-nodeid=\"7277\">ref<\/code>\u00a0\u0111o\u1ea1n<\/strong>\u00a0h\u00e0nh x\u1eed nh\u01b0 m\u1ed9t ch\u1ed7 tr\u1ed1ng m\u00f4-\u0111un, bao ph\u1ee7 c\u00e1c \u0111\u01b0\u1eddng s\u1ed1ng li\u00ean quan v\u00e0 g\u00e1n t\u00ean cho s\u01a1 \u0111\u1ed3 b\u00ean ngo\u00e0i. \u0110i\u1ec1u n\u00e0y th\u00fac \u0111\u1ea9y kh\u1ea3 n\u0103ng t\u00e1i s\u1eed d\u1ee5ng, \u0111\u1ea3m b\u1ea3o m\u00f4 h\u00ecnh h\u00f3a theo nguy\u00ean t\u1eafc tr\u00e1ch nhi\u1ec7m \u0111\u01a1n l\u1ebb, v\u00e0 gi\u1eef cho c\u00e1c s\u01a1 \u0111\u1ed3 ch\u00ednh n\u1eb1m trong gi\u1edbi h\u1ea1n d\u1ec5 \u0111\u1ecdc.<\/p>\n<h3 data-nodeid=\"7082\">C\u00e1c \u0111o\u1ea1n ng\u1eaft (<code data-backticks=\"1\" data-nodeid=\"7283\">break<\/code>)<\/h3>\n<p data-nodeid=\"7083\">C\u00e1c lu\u1ed3ng ngo\u1ea1i l\u1ec7 ho\u1eb7c l\u1ed7i l\u00e0m gi\u00e1n \u0111o\u1ea1n th\u1ef1c thi ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c m\u00f4 h\u00ecnh h\u00f3a b\u1eb1ng\u00a0<strong data-nodeid=\"7293\"><code data-backticks=\"1\" data-nodeid=\"7287\">break<\/code>\u00a0\u0111o\u1ea1n<\/strong>. Khi \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 c\u1ee7a m\u1ed9t \u0111o\u1ea1n break \u0111\u00e1nh gi\u00e1 l\u00e0 \u0111\u00fang, c\u00e1c thao t\u00e1c n\u1ed9i b\u1ed9 s\u1ebd \u0111\u01b0\u1ee3c th\u1ef1c thi, ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a t\u01b0\u01a1ng t\u00e1c bao quanh s\u1ebd b\u1ecb b\u1ecf ngay l\u1eadp t\u1ee9c, v\u00e0 quy\u1ec1n \u0111i\u1ec1u khi\u1ec3n s\u1ebd quay tr\u1edf l\u1ea1i ph\u1ea1m vi cha. \u0110i\u1ec1u n\u00e0y r\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 m\u00f4 h\u00ecnh h\u00f3a vi\u1ec7c ho\u00e0n t\u00e1c giao d\u1ecbch, x\u1eed l\u00fd th\u1eddi gian ch\u1edd, v\u00e0 ph\u1ee5c h\u1ed3i l\u1ed7i \u1edf c\u1ea5p \u0111\u1ed9 h\u1ec7 th\u1ed1ng.<\/p>\n<hr data-nodeid=\"7084\"\/>\n<h2 data-nodeid=\"7085\">5. H\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt v\u00e0 chi\u1ebfn l\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a<\/h2>\n<p data-nodeid=\"7086\">\u0110\u1ec3 t\u1ed1i \u0111a h\u00f3a \u0111\u1ed9 r\u00f5 r\u00e0ng c\u1ee7a s\u01a1 \u0111\u1ed3, kh\u1ea3 n\u0103ng b\u1ea3o tr\u00ec v\u00e0 t\u01b0\u01a1ng th\u00edch c\u00f4ng c\u1ee5, c\u00e1c nguy\u00ean t\u1eafc ki\u1ebfn tr\u00fac sau \u0111\u00e2y \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng:<\/p>\n<ol data-nodeid=\"7087\">\n<li data-nodeid=\"7088\">\n<p data-nodeid=\"7089\"><strong data-nodeid=\"7310\">Th\u1ef1c thi c\u00e1c \u0111i\u1ec1u ki\u1ec7n lo\u1ea1i tr\u1eeb l\u1eabn nhau trong\u00a0<code data-backticks=\"1\" data-nodeid=\"7300\">alt<\/code>\u00a0Khung<\/strong><br \/>\nC\u00e1c \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 ph\u1ea3i lo\u1ea1i tr\u1eeb l\u1eabn nhau v\u1ec1 m\u1eb7t logic (v\u00ed d\u1ee5:\u00a0<code data-backticks=\"1\" data-nodeid=\"7306\">[S\u1ed1 d\u01b0 &gt;= T\u1ed5ng c\u1ed9ng]<\/code>\u00a0so v\u1edbi\u00a0<code data-backticks=\"1\" data-nodeid=\"7308\">[S\u1ed1 d\u01b0 &lt; T\u1ed5ng c\u1ed9ng]<\/code>). C\u00e1c \u0111i\u1ec1u ki\u1ec7n ch\u1ed3ng ch\u00e9o s\u1ebd t\u1ea1o ra s\u1ef1 m\u01a1 h\u1ed3 t\u1ea1i th\u1eddi \u0111i\u1ec3m ch\u1ea1y v\u00e0 vi ph\u1ea1m ng\u1eef ngh\u0129a th\u1ef1c thi c\u1ee7a UML.<\/p>\n<\/li>\n<li data-nodeid=\"7090\">\n<p data-nodeid=\"7091\"><strong data-nodeid=\"7319\">H\u1ea1n ch\u1ebf \u0111\u1ed9 s\u00e2u l\u1ed3ng gh\u00e9p c\u1ee7a khung<\/strong><br \/>\nM\u1eb7c d\u00f9 UML cho ph\u00e9p l\u1ed3ng gh\u00e9p v\u00f4 h\u1ea1n, nh\u01b0ng t\u00ednh kh\u1ea3 \u0111\u1ecdc th\u1ef1c t\u1ebf s\u1ebd gi\u1ea3m s\u00fat khi v\u01b0\u1ee3t qu\u00e1 hai l\u1edbp. N\u1ebfu logic y\u00eau c\u1ea7u l\u1ed3ng gh\u00e9p s\u00e2u h\u01a1n, h\u00e3y tr\u00edch xu\u1ea5t lu\u1ed3ng con v\u00e0o m\u1ed9t s\u01a1 \u0111\u1ed3 ri\u00eang v\u00e0 tham chi\u1ebfu n\u00f3 th\u00f4ng qua\u00a0<code data-backticks=\"1\" data-nodeid=\"7317\">ref<\/code>.<\/p>\n<\/li>\n<li data-nodeid=\"7092\">\n<p data-nodeid=\"7093\"><strong data-nodeid=\"7326\">C\u0103n ch\u1ec9nh c\u00e1c \u0111\u01b0\u1eddng \u0111\u1eddi v\u1edbi bi\u00ean gi\u1edbi c\u1ee7a khung<\/strong><br \/>\nCh\u1ec9 bao g\u1ed3m c\u00e1c \u0111\u01b0\u1eddng \u0111\u1eddi tham gia t\u00edch c\u1ef1c v\u00e0o c\u00e1c tin nh\u1eafn b\u00ean trong khung. C\u00e1c \u0111\u01b0\u1eddng \u0111\u1eddi b\u00ean ngo\u00e0i ho\u1eb7c th\u1ee5 \u0111\u1ed9ng n\u00ean \u0111\u01b0\u1ee3c gi\u1eef b\u00ean ngo\u00e0i khung \u0111\u1ec3 gi\u1ea3m s\u1ef1 l\u1ed9n x\u1ed9n th\u1ecb gi\u00e1c v\u00e0 tr\u00e1nh hi\u1ec3u nh\u1ea7m v\u1ec1 ph\u1ea1m vi.<\/p>\n<\/li>\n<li data-nodeid=\"7094\">\n<p data-nodeid=\"7095\"><strong data-nodeid=\"7332\">T\u1ed1i \u01b0u h\u00f3a c\u00f4ng c\u1ee5 v\u00e0 th\u1ef1c h\u00e0nh b\u1ed1 c\u1ee5c<\/strong><\/p>\n<ul data-nodeid=\"7096\">\n<li data-nodeid=\"7097\">\n<p data-nodeid=\"7098\"><strong data-nodeid=\"7341\">Ki\u1ec3m so\u00e1t k\u00edch ho\u1ea1t r\u00f5 r\u00e0ng:<\/strong>\u00a0K\u1ebft h\u1ee3p c\u00e1c tin nh\u1eafn v\u1edbi\u00a0<code data-backticks=\"1\" data-nodeid=\"7337\">activate<\/code>\/<code data-backticks=\"1\" data-nodeid=\"7339\">deactivate<\/code>\u00a0l\u1ec7nh \u0111\u1ec3 theo d\u00f5i r\u00f5 r\u00e0ng quy\u1ec1n s\u1edf h\u1eefu lu\u1ed3ng qua c\u00e1c nh\u00e1nh \u0111i\u1ec1u ki\u1ec7n v\u00e0 song song.<\/p>\n<\/li>\n<li data-nodeid=\"7099\">\n<p data-nodeid=\"7100\"><strong data-nodeid=\"7346\">Ng\u1eef ph\u00e1p \u0111i\u1ec1u ki\u1ec7n ng\u1eafn g\u1ecdn:<\/strong>\u00a0Gi\u1eef c\u00e1c \u0111i\u1ec1u ki\u1ec7n trong d\u1ea5u ngo\u1eb7c ng\u1eafn g\u1ecdn v\u00e0 mang t\u00ednh khai b\u00e1o. C\u00e1c \u0111i\u1ec1u ki\u1ec7n d\u00e0i d\u00f2ng s\u1ebd l\u00e0m m\u00e9o m\u00f3 h\u00ecnh d\u1ea1ng khung v\u00e0 l\u00e0m h\u1ecfng c\u00e1c c\u00f4ng c\u1ee5 b\u1ed1 c\u1ee5c t\u1ef1 \u0111\u1ed9ng.<\/p>\n<\/li>\n<li data-nodeid=\"7101\">\n<p data-nodeid=\"7102\"><strong data-nodeid=\"7353\">\u0110\u1ecbnh d\u1ea1ng nh\u00e3n c\u00f3 c\u1ea5u tr\u00fac:<\/strong>\u00a0S\u1eed d\u1ee5ng\u00a0<code data-backticks=\"1\" data-nodeid=\"7351\">n<\/code>\u00a0\u0111\u1ec3 ng\u1eaft d\u00f2ng trong ti\u00eau \u0111\u1ec1 ho\u1eb7c ch\u00fa th\u00edch d\u00e0i nh\u1eb1m \u0111\u1ea3m b\u1ea3o x\u1ebfp d\u1ecdc v\u00e0 duy tr\u00ec t\u1ef7 l\u1ec7 khung h\u00ecnh s\u01a1 \u0111\u1ed3.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<hr data-nodeid=\"7103\"\/>\n<h2 data-nodeid=\"7104\">K\u1ebft lu\u1eadn<\/h2>\n<p class=\"\" data-nodeid=\"7105\">C\u00e1c khung t\u01b0\u01a1ng t\u00e1c chuy\u1ec3n \u0111\u1ed5i s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1 UML t\u1eeb c\u00e1c nh\u1eadt k\u00fd tin nh\u1eafn t\u0129nh th\u00e0nh c\u00e1c \u0111\u1eb7c t\u1ea3 h\u00e0nh vi \u0111\u1ed9ng, c\u00f3 th\u1ec3 th\u1ef1c thi \u0111\u01b0\u1ee3c. B\u1eb1ng c\u00e1ch th\u00e0nh th\u1ea1o c\u00e1c khung k\u1ebft h\u1ee3p, c\u00e1c \u0111i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7 to\u00e1n h\u1ea1ng v\u00e0 c\u00e1c to\u00e1n t\u1eed th\u1ef1c thi, c\u00e1c ki\u1ebfn tr\u00fac s\u01b0 c\u00f3 th\u1ec3 m\u00f4 h\u00ecnh h\u00f3a ch\u00ednh x\u00e1c c\u00e1c th\u1ef1c t\u1ebf \u0111i\u1ec1u ki\u1ec7n, song song v\u00e0 l\u1eb7p l\u1ea1i trong c\u00e1c h\u1ec7 th\u1ed1ng ph\u00e2n t\u00e1n hi\u1ec7n \u0111\u1ea1i. Vi\u1ec7c t\u00edch h\u1ee3p c\u00e1c ki\u1ebfn tr\u00fac ti\u00ean ti\u1ebfn nh\u01b0\u00a0<code data-backticks=\"1\" data-nodeid=\"7356\">ref<\/code>\u00a0v\u00e0\u00a0<code data-backticks=\"1\" data-nodeid=\"7358\">ng\u1eaft<\/code>, k\u1ebft h\u1ee3p v\u1edbi c\u00e1c th\u1ef1c h\u00e0nh nh\u00fang v\u00e0 b\u1ed1 c\u1ee5c c\u00f3 k\u1ef7 lu\u1eadt, \u0111\u1ea3m b\u1ea3o r\u1eb1ng t\u00e0i li\u1ec7u m\u00f4 t\u1ea3 h\u00e0nh vi v\u1eabn c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng, r\u00f5 r\u00e0ng v\u00e0 tr\u1ef1c ti\u1ebfp ph\u00f9 h\u1ee3p v\u1edbi logic tri\u1ec3n khai. Khi c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ea7n m\u1ec1m ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n theo h\u01b0\u1edbng \u0111\u1ed3ng th\u1eddi cao h\u01a1n v\u00e0 thi\u1ebft k\u1ebf theo m\u00f4-\u0111un, c\u00e1c \u0111o\u1ea1n t\u01b0\u01a1ng t\u00e1c s\u1ebd v\u1eabn l\u00e0 c\u00f4ng c\u1ee5 kh\u00f4ng th\u1ec3 thi\u1ebfu \u0111\u1ec3 n\u1ed1i k\u1ebft m\u1ee5c \u0111\u00edch ki\u1ebfn tr\u00fac v\u1edbi th\u1ef1c thi t\u1ea1i th\u1eddi \u0111i\u1ec3m ch\u1ea1y.<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Gi\u1edbi thi\u1ec7u C\u00e1c ki\u1ebfn tr\u00fac ph\u1ea7n m\u1ec1m hi\u1ec7n \u0111\u1ea1i hi\u1ebfm khi tu\u00e2n theo c\u00e1c \u0111\u01b0\u1eddng \u0111i th\u1ef1c thi \u0111\u01a1n gi\u1ea3n, tuy\u1ebfn t\u00ednh. C\u00e1c h\u1ec7 th\u1ed1ng ph\u00e2n t\u00e1n, c\u00e1c d\u1ecbch v\u1ee5 vi m\u00f4 d\u1ef1a tr\u00ean s\u1ef1 ki\u1ec7n, v\u00e0 c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u \u0111\u1ed3ng th\u1eddi \u0111\u00f2i h\u1ecfi c\u00e1c m\u00f4 h\u00ecnh h\u00e0nh vi c\u00f3 th\u1ec3 m\u00f4 t\u1ea3 ch\u00ednh [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":11674,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[36],"tags":[],"class_list":["post-11673","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uml","loop-entry","clr"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u0110i\u1ec1u ph\u1ed1i Lu\u1ed3ng \u0110i\u1ec1u khi\u1ec3n Ph\u1ee9c t\u1ea1p: M\u1ed9t Nghi\u00ean c\u1ee9u Tr\u01b0\u1eddng H\u1ee3p To\u00e0n di\u1ec7n v\u1ec1 C\u00e1c M\u1ea3nh T\u01b0\u01a1ng t\u00e1c UML 2.0 - Visual Paradigm Blog<\/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:\/\/blog.visual-paradigm.com\/vn\/orchestrating-complex-control-flow-a-comprehensive-case-study-on-uml-2-0-interaction-fragments\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0110i\u1ec1u ph\u1ed1i Lu\u1ed3ng \u0110i\u1ec1u khi\u1ec3n Ph\u1ee9c t\u1ea1p: M\u1ed9t Nghi\u00ean c\u1ee9u Tr\u01b0\u1eddng H\u1ee3p To\u00e0n di\u1ec7n v\u1ec1 C\u00e1c M\u1ea3nh T\u01b0\u01a1ng t\u00e1c UML 2.0 - Visual Paradigm Blog\" \/>\n<meta property=\"og:description\" content=\"Gi\u1edbi thi\u1ec7u C\u00e1c ki\u1ebfn tr\u00fac ph\u1ea7n m\u1ec1m hi\u1ec7n \u0111\u1ea1i hi\u1ebfm khi tu\u00e2n theo c\u00e1c \u0111\u01b0\u1eddng \u0111i th\u1ef1c thi \u0111\u01a1n gi\u1ea3n, tuy\u1ebfn t\u00ednh. C\u00e1c h\u1ec7 th\u1ed1ng ph\u00e2n t\u00e1n, c\u00e1c d\u1ecbch v\u1ee5 vi m\u00f4 d\u1ef1a tr\u00ean s\u1ef1 ki\u1ec7n, v\u00e0 c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u \u0111\u1ed3ng th\u1eddi \u0111\u00f2i h\u1ecfi c\u00e1c m\u00f4 h\u00ecnh h\u00e0nh vi c\u00f3 th\u1ec3 m\u00f4 t\u1ea3 ch\u00ednh [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/blog.visual-paradigm.com\/vn\/orchestrating-complex-control-flow-a-comprehensive-case-study-on-uml-2-0-interaction-fragments\/\" \/>\n<meta property=\"og:site_name\" content=\"Visual Paradigm Blog\" \/>\n<meta property=\"article:published_time\" content=\"2026-05-22T02:03:21+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-05-30T07:01:57+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb9404a8b7.png\" \/><meta property=\"og:image\" content=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb9404a8b7.png\" \/>\n\t<meta property=\"og:image:width\" content=\"916\" \/>\n\t<meta property=\"og:image:height\" content=\"510\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Admin\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:image\" content=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2026\/05\/img_6a0fb9404a8b7.png\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"Admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"5 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blog.visual-paradigm.com\/vn\/orchestrating-complex-control-flow-a-comprehensive-case-study-on-uml-2-0-interaction-fragments\/\",\"url\":\"https:\/\/blog.visual-paradigm.com\/vn\/orchestrating-complex-control-flow-a-comprehensive-case-study-on-uml-2-0-interaction-fragments\/\",\"name\":\"\u0110i\u1ec1u ph\u1ed1i Lu\u1ed3ng \u0110i\u1ec1u khi\u1ec3n Ph\u1ee9c t\u1ea1p: M\u1ed9t Nghi\u00ean c\u1ee9u Tr\u01b0\u1eddng H\u1ee3p To\u00e0n di\u1ec7n v\u1ec1 C\u00e1c M\u1ea3nh T\u01b0\u01a1ng t\u00e1c UML 2.0 - 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