K\u00fd hi\u1ec7u UML chu\u1ea9n so v\u1edbi c\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a t\u00f9y ch\u1ec9nh \u0111\u01b0\u1ee3c gi\u1ea3i th\u00edch<\/title>\n<link href=\"https:\/\/www.example.com\/standard-uml-notations-vs-custom-stereotypes\" rel=\"canonical\"\/>\n<meta content=\"Understand the difference between standard UML notations and custom stereotypes. Learn when to extend models for clarity without breaking standards.\" name=\"description\"\/><br \/>\n<\/head><br \/>\n<body><\/p>\n<div style=\"background-color: #f0f7ff; border-left: 5px solid #007bff; padding: 20px; margin: 25px 0; border-radius: 4px; font-family: sans-serif;\">\n<h2 style=\"margin-top: 0; color: #0056b3; font-size: 2rem;\">\ud83d\udca1 Nh\u1eefng \u0111i\u1ec3m ch\u00ednh c\u1ea7n l\u01b0u \u00fd<\/h2>\n<ul style=\"margin-bottom: 0; padding-left: 20px; line-height: 1.6; color: #333;\">\n<li style=\"margin-bottom: 10px;\"><strong>K\u00fd hi\u1ec7u chu\u1ea9n:<\/strong> \u0110\u00e2y l\u00e0 nh\u1eefng k\u00fd hi\u1ec7u \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn r\u1ed9ng r\u00e3i trong Ng\u00f4n ng\u1eef M\u00f4 h\u00ecnh h\u00f3a \u0110\u01a1n nh\u1ea5t, \u0111\u1ea3m b\u1ea3o t\u00ednh r\u00f5 r\u00e0ng gi\u1eefa c\u00e1c \u0111\u1ed9i nh\u00f3m v\u00e0 c\u00f4ng c\u1ee5 kh\u00e1c nhau.<\/li>\n<li style=\"margin-bottom: 10px;\"><strong>C\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a t\u00f9y ch\u1ec9nh:<\/strong> Ch\u00fang cho ph\u00e9p ng\u01b0\u1eddi m\u00f4 h\u00ecnh h\u00f3a m\u1edf r\u1ed9ng ng\u00f4n ng\u1eef \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a l\u0129nh v\u1ef1c, nh\u01b0ng \u0111\u00f2i h\u1ecfi t\u00e0i li\u1ec7u h\u00f3a nghi\u00eam ng\u1eb7t \u0111\u1ec3 duy tr\u00ec t\u00ednh d\u1ec5 hi\u1ec3u.<\/li>\n<li style=\"margin-bottom: 10px;\"><strong>T\u00ednh t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00f4ng c\u1ee5:<\/strong> C\u00e1c th\u00e0nh ph\u1ea7n chu\u1ea9n ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru tr\u00ean h\u1ea7u h\u1ebft c\u00e1c n\u1ec1n t\u1ea3ng m\u00f4 h\u00ecnh h\u00f3a, trong khi c\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a t\u00f9y ch\u1ec9nh c\u00f3 th\u1ec3 c\u1ea7n c\u1ea5u h\u00ecnh c\u1ee5 th\u1ec3 \u0111\u1ec3 hi\u1ec3n th\u1ecb \u0111\u00fang c\u00e1ch.<\/li>\n<li><strong>C\u00e2n b\u1eb1ng:<\/strong> \u01afu ti\u00ean k\u00fd hi\u1ec7u chu\u1ea9n cho c\u1ea5u tr\u00fac chung v\u00e0 ch\u1ec9 s\u1eed d\u1ee5ng ki\u1ec3u \u0111\u1ecbnh ngh\u0129a khi c\u00e1c th\u00e0nh ph\u1ea7n chu\u1ea9n kh\u00f4ng th\u1ec3 truy\u1ec1n \u0111\u1ea1t \u00fd ngh\u0129a ng\u1eef ngh\u0129a c\u1ea7n thi\u1ebft.<\/li>\n<\/ul>\n<\/div>\n<p>Ng\u00f4n ng\u1eef M\u00f4 h\u00ecnh h\u00f3a \u0110\u01a1n nh\u1ea5t (UML) \u0111\u00f3ng vai tr\u00f2 n\u1ec1n t\u1ea3ng cho ph\u00e2n t\u00edch v\u00e0 thi\u1ebft k\u1ebf h\u01b0\u1edbng \u0111\u1ed1i t\u01b0\u1ee3ng. N\u00f3 cung c\u1ea5p c\u00e1ch chu\u1ea9n h\u00f3a \u0111\u1ec3 tr\u1ef1c quan h\u00f3a thi\u1ebft k\u1ebf c\u1ee7a m\u1ed9t h\u1ec7 th\u1ed1ng. Tuy nhi\u00ean, khi c\u00e1c h\u1ec7 th\u1ed1ng ng\u00e0y c\u00e0ng ph\u1ee9c t\u1ea1p, c\u1ea5u tr\u00fac c\u1ee9ng nh\u1eafc c\u1ee7a UML chu\u1ea9n \u0111\u00f4i khi c\u00f3 th\u1ec3 c\u1ea3m gi\u00e1c b\u1ecb g\u00f2 b\u00f3. S\u1ef1 m\u00e2u thu\u1eabn n\u00e0y khi\u1ebfn ng\u01b0\u1eddi m\u00f4 h\u00ecnh h\u00f3a \u0111\u1eb7t c\u00e2u h\u1ecfi: khi n\u00e0o ch\u00fang ta n\u00ean tu\u00e2n th\u1ee7 chu\u1ea9n, v\u00e0 khi n\u00e0o l\u00e0 ph\u00f9 h\u1ee3p \u0111\u1ec3 m\u1edf r\u1ed9ng ng\u00f4n ng\u1eef? Vi\u1ec7c hi\u1ec3u r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa k\u00fd hi\u1ec7u chu\u1ea9n v\u00e0 c\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a t\u00f9y ch\u1ec9nh l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a m\u00f4 h\u00ecnh v\u00e0 hi\u1ec7u qu\u1ea3 giao ti\u1ebfp.<\/p>\n<h2>Hi\u1ec3u v\u1ec1 c\u00e1c k\u00fd hi\u1ec7u UML chu\u1ea9n \ud83d\udcd0<\/h2>\n<p>C\u00e1c k\u00fd hi\u1ec7u chu\u1ea9n \u0111\u1ec1 c\u1eadp \u0111\u1ebfn c\u00e1c th\u00e0nh ph\u1ea7n \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a b\u1edfi Nh\u00f3m Qu\u1ea3n l\u00fd \u0110\u1ed1i t\u01b0\u1ee3ng (OMG) trong t\u00e0i li\u1ec7u chu\u1ea9n UML. Bao g\u1ed3m c\u00e1c l\u1edbp, giao di\u1ec7n, tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng, chu\u1ed7i v\u00e0 m\u00e1y tr\u1ea1ng th\u00e1i. M\u1ed7i th\u00e0nh ph\u1ea7n \u0111\u1ec1u c\u00f3 h\u00ecnh d\u1ea1ng, bi\u1ec3u t\u01b0\u1ee3ng v\u00e0 t\u1eadp h\u1ee3p c\u00e1c k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c ph\u00e9p c\u1ee5 th\u1ec3. V\u00ed d\u1ee5, m\u1ed9t l\u1edbp \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n b\u1eb1ng h\u00ecnh ch\u1eef nh\u1eadt chia th\u00e0nh ba ph\u1ea7n: t\u00ean, thu\u1ed9c t\u00ednh v\u00e0 thao t\u00e1c. M\u1ed9t m\u1ed1i quan h\u1ec7 ph\u1ee5 thu\u1ed9c \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n b\u1eb1ng \u0111\u01b0\u1eddng n\u00e9t \u0111\u1ee9t c\u00f3 m\u0169i t\u00ean m\u1edf.<\/p>\n<p>L\u1ee3i th\u1ebf ch\u00ednh khi s\u1eed d\u1ee5ng k\u00fd hi\u1ec7u chu\u1ea9n l\u00e0 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c ch\u00e9o. Khi m\u1ed9t ng\u01b0\u1eddi m\u00f4 h\u00ecnh h\u00f3a t\u1ea1o s\u01a1 \u0111\u1ed3 b\u1eb1ng c\u00e1c th\u00e0nh ph\u1ea7n chu\u1ea9n, b\u1ea5t k\u1ef3 ng\u01b0\u1eddi m\u00f4 h\u00ecnh h\u00f3a n\u00e0o kh\u00e1c s\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 tu\u00e2n th\u1ee7 c\u0169ng c\u00f3 th\u1ec3 \u0111\u1ecdc s\u01a1 \u0111\u1ed3 m\u00e0 kh\u00f4ng b\u1ecb nh\u1ea7m l\u1eabn. T\u00ednh ph\u1ed5 qu\u00e1t n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c t\u1ed5 ch\u1ee9c l\u1edbn, n\u01a1i nhi\u1ec1u \u0111\u1ed9i nh\u00f3m c\u00f3 th\u1ec3 l\u00e0m vi\u1ec7c tr\u00ean c\u00e1c ph\u1ea7n kh\u00e1c nhau c\u1ee7a c\u00f9ng m\u1ed9t ki\u1ebfn tr\u00fac.<\/p>\n<h3>L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c chu\u1ea9n h\u00f3a<\/h3>\n<ul>\n<li><strong>Hi\u1ec3u bi\u1ebft ph\u1ed5 qu\u00e1t:<\/strong> M\u1ed9t nh\u00e0 ph\u00e1t tri\u1ec3n tham gia d\u1ef1 \u00e1n m\u1edbi c\u00f3 th\u1ec3 nh\u1eadn di\u1ec7n ngay c\u00e1c th\u00e0nh ph\u1ea7n s\u01a1 \u0111\u1ed3 m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u1ebfn t\u1eeb \u0111i\u1ec3n minh h\u1ecda.<\/li>\n<li><strong>H\u1ed7 tr\u1ee3 c\u00f4ng c\u1ee5:<\/strong> C\u00e1c c\u00f4ng c\u1ee5 sinh m\u00e3, k\u1ef9 thu\u1eadt ng\u01b0\u1ee3c v\u00e0 ki\u1ec3m tra t\u00ednh h\u1ee3p l\u1ec7 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean c\u00e1c chu\u1ea9n n\u00e0y. Ch\u00fang mong \u0111\u1ee3i c\u00fa ph\u00e1p c\u1ee5 th\u1ec3 \u0111\u1ec3 ho\u1ea1t \u0111\u1ed9ng \u0111\u00fang.<\/li>\n<li><strong>T\u00ednh nh\u1ea5t qu\u00e1n trong t\u00e0i li\u1ec7u:<\/strong> C\u00e1c th\u00e0nh ph\u1ea7n chu\u1ea9n \u0111\u1ea3m b\u1ea3o t\u00e0i li\u1ec7u lu\u00f4n nh\u1ea5t qu\u00e1n v\u1edbi c\u00e1c m\u1eabu tri\u1ec3n khai th\u1ef1c t\u1ebf \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn r\u1ed9ng r\u00e3i trong ng\u00e0nh.<\/li>\n<\/ul>\n<h2>Vai tr\u00f2 c\u1ee7a c\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a t\u00f9y ch\u1ec9nh \ud83c\udfad<\/h2>\n<p>M\u1eb7c d\u00f9 c\u00e1c chu\u1ea9n cung c\u1ea5p n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc, nh\u01b0ng ch\u00fang kh\u00f4ng v\u00f4 h\u1ea1n. \u0110\u00f4i khi, m\u1ed9t l\u0129nh v\u1ef1c h\u1ec7 th\u1ed1ng \u0111\u00f2i h\u1ecfi c\u00e1c ng\u1eef ngh\u0129a c\u1ee5 th\u1ec3 m\u00e0 UML chu\u1ea9n kh\u00f4ng th\u1ec3 di\u1ec5n \u0111\u1ea1t. \u0110\u00e2y ch\u00ednh l\u00e0 l\u00fac c\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a xu\u1ea5t hi\u1ec7n. M\u1ed9t ki\u1ec3u \u0111\u1ecbnh ngh\u0129a l\u00e0 c\u01a1 ch\u1ebf cho ph\u00e9p ng\u01b0\u1eddi m\u00f4 h\u00ecnh h\u00f3a t\u1ea1o ra c\u00e1c si\u00eau l\u1edbp m\u1edbi d\u1ef1a tr\u00ean c\u00e1c l\u1edbp hi\u1ec7n c\u00f3. Trong k\u00fd hi\u1ec7u tr\u1ef1c quan, c\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a th\u01b0\u1eddng \u0111\u01b0\u1ee3c bi\u1ec3u th\u1ecb b\u1eb1ng v\u0103n b\u1ea3n n\u1eb1m trong d\u1ea5u ngo\u1eb7c k\u00e9p, ch\u1eb3ng h\u1ea1n nh\u01b0<code><<\u0110\u1ed1i t\u01b0\u1ee3ng>><\/code> ho\u1eb7c <code><<D\u1ecbch v\u1ee5>><\/code>, \u0111\u01b0\u1ee3c \u0111\u1eb7t ph\u00eda tr\u00ean t\u00ean th\u00e0nh ph\u1ea7n.<\/p>\n<p>C\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a m\u1edf r\u1ed9ng v\u1ed1n t\u1eeb c\u1ee7a UML m\u00e0 kh\u00f4ng thay \u0111\u1ed5i c\u1ea5u tr\u00fac n\u1ec1n t\u1ea3ng. B\u1ea1n c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng m\u1ed9t ki\u1ec3u \u0111\u1ecbnh ngh\u0129a cho m\u1ed9t l\u1edbp \u0111\u1ec3 ch\u1ec9 ra r\u1eb1ng n\u00f3 \u0111\u1ea1i di\u1ec7n cho m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng c\u01a1 s\u1edf d\u1eef li\u1ec7u, ho\u1eb7c cho m\u1ed9t g\u00f3i \u0111\u1ec3 ch\u1ec9 m\u1ed9t t\u1ea7ng tri\u1ec3n khai c\u1ee5 th\u1ec3. \u0110i\u1ec1u n\u00e0y gi\u00fap m\u00f4 h\u00ecnh mang \u00fd ngh\u0129a \u0111\u1eb7c th\u00f9 theo l\u0129nh v\u1ef1c m\u00e0 m\u1ed9t h\u00ecnh ch\u1eef nh\u1eadt l\u1edbp \u0111\u01a1n thu\u1ea7n kh\u00f4ng th\u1ec3 truy\u1ec1n t\u1ea3i \u0111\u01b0\u1ee3c.<\/p>\n<h3>Khi n\u00e0o n\u00ean s\u1eed d\u1ee5ng c\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a<\/h3>\n<p>C\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a t\u00f9y ch\u1ec9nh hi\u1ec7u qu\u1ea3 nh\u1ea5t khi c\u00e1c th\u00e0nh ph\u1ea7n ti\u00eau chu\u1ea9n qu\u00e1 chung chung. V\u00ed d\u1ee5, m\u1ed9t ki\u1ec3u ti\u00eau chu\u1ea9n <code>L\u1edbp<\/code>kh\u00f4ng ph\u00e2n bi\u1ec7t \u0111\u01b0\u1ee3c gi\u1eefa m\u1ed9t th\u00e0nh ph\u1ea7n giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng v\u00e0 m\u1ed9t b\u1ed9 x\u1eed l\u00fd logic kinh doanh. B\u1eb1ng c\u00e1ch \u00e1p d\u1ee5ng m\u1ed9t ki\u1ec3u \u0111\u1ecbnh ngh\u0129a, b\u1ea1n c\u00f3 th\u1ec3 ph\u00e2n bi\u1ec7t r\u00f5 r\u00e0ng c\u00e1c vai tr\u00f2 n\u00e0y trong c\u00f9ng m\u1ed9t lo\u1ea1i s\u01a1 \u0111\u1ed3. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch trong c\u00e1c ki\u1ebfn tr\u00fac doanh nghi\u1ec7p quy m\u00f4 l\u1edbn, n\u01a1i s\u1ef1 ph\u00e2n t\u00e1ch r\u00f5 r\u00e0ng gi\u1eefa c\u00e1c v\u1ea5n \u0111\u1ec1 l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft.<\/p>\n<h2>So s\u00e1nh: Ti\u00eau chu\u1ea9n so v\u1edbi T\u00f9y ch\u1ec9nh \ud83d\udcca<\/h2>\n<p>\u0110\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh c\u00f3 c\u0103n c\u1ee9, s\u1ebd h\u1eefu \u00edch n\u1ebfu so s\u00e1nh tr\u1ef1c ti\u1ebfp hai ph\u01b0\u01a1ng ph\u00e1p n\u00e0y. B\u1ea3ng sau \u0111\u00e2y n\u00eau b\u1eadt nh\u1eefng kh\u00e1c bi\u1ec7t ch\u00ednh v\u1ec1 ch\u1ee9c n\u0103ng, b\u1ea3o tr\u00ec v\u00e0 kh\u1ea3 n\u0103ng di chuy\u1ec3n.<\/p>\n<table border=\"1\" style=\"width: 100%; border-collapse: collapse; margin: 20px 0; font-family: sans-serif;\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th style=\"padding: 12px; text-align: left;\">T\u00ednh n\u0103ng<\/th>\n<th style=\"padding: 12px; text-align: left;\">C\u00e1c k\u00fd hi\u1ec7u ti\u00eau chu\u1ea9n<\/th>\n<th style=\"padding: 12px; text-align: left;\">C\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a t\u00f9y ch\u1ec9nh<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 12px;\"><strong>Kh\u1ea3 n\u0103ng \u0111\u1ecdc hi\u1ec3u<\/strong><\/td>\n<td style=\"padding: 12px;\">Cao. \u0110\u01b0\u1ee3c nh\u1eadn di\u1ec7n b\u1edfi t\u1ea5t c\u1ea3 c\u00e1c chuy\u00ean gia UML.<\/td>\n<td style=\"padding: 12px;\">Kh\u00e1c nhau. C\u1ea7n ki\u1ebfn th\u1ee9c chuy\u00ean m\u00f4n \u0111\u1ec3 hi\u1ec3u.<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 12px;\"><strong>T\u00ednh t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00f4ng c\u1ee5<\/strong><\/td>\n<td style=\"padding: 12px;\">H\u1ed7 tr\u1ee3 t\u00edch h\u1ee3p s\u1eb5n tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c c\u00f4ng c\u1ee5 m\u00f4 h\u00ecnh h\u00f3a.<\/td>\n<td style=\"padding: 12px;\">C\u00f3 th\u1ec3 y\u00eau c\u1ea7u c\u00e1c ti\u1ec7n \u00edch t\u00f9y ch\u1ec9nh ho\u1eb7c c\u1ea5u h\u00ecnh.<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 12px;\"><strong>T\u00ednh linh ho\u1ea1t<\/strong><\/td>\n<td style=\"padding: 12px;\">C\u1ed1 \u0111\u1ecbnh. Gi\u1edbi h\u1ea1n trong khu\u00f4n kh\u1ed5 quy \u0111\u1ecbnh UML.<\/td>\n<td style=\"padding: 12px;\">Cao. C\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a d\u1ef1 \u00e1n.<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 12px;\"><strong>B\u1ea3o tr\u00ec<\/strong><\/td>\n<td style=\"padding: 12px;\">\u00cdt c\u00f4ng s\u1ee9c. \u1ed4n \u0111\u1ecbnh theo th\u1eddi gian.<\/td>\n<td style=\"padding: 12px;\">Cao. C\u1ea7n c\u1eadp nh\u1eadt n\u1ebfu l\u0129nh v\u1ef1c thay \u0111\u1ed5i.<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 12px;\"><strong>T\u1ea1o m\u00e3 ngu\u1ed3n<\/strong><\/td>\n<td style=\"padding: 12px;\">D\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c v\u00e0 \u0111\u00e1ng tin c\u1eady.<\/td>\n<td style=\"padding: 12px;\">Ph\u1ee5 thu\u1ed9c v\u00e0o quy t\u1eafc c\u1ea5u h\u00ecnh c\u00f4ng c\u1ee5.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>H\u01b0\u1edbng d\u1eabn tri\u1ec3n khai \ud83d\udee0\ufe0f<\/h2>\n<p>Vi\u1ec7c l\u1ef1a ch\u1ecdn gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n ti\u00eau chu\u1ea9n v\u00e0 c\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a \u0111\u00f2i h\u1ecfi m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn c\u00f3 k\u1ef7 lu\u1eadt. M\u1ee5c ti\u00eau l\u00e0 t\u1ed1i \u0111a h\u00f3a s\u1ef1 r\u00f5 r\u00e0ng \u0111\u1ed3ng th\u1eddi t\u1ed1i thi\u1ec3u h\u00f3a n\u1ee3 k\u1ef9 thu\u1eadt. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 h\u01b0\u1edbng d\u1eabn c\u1ea7n tu\u00e2n theo khi thi\u1ebft k\u1ebf m\u00f4 h\u00ecnh.<\/p>\n<h3>1. Khai th\u00e1c h\u1ebft c\u00e1c l\u1ef1a ch\u1ecdn ti\u00eau chu\u1ea9n tr\u01b0\u1edbc<\/h3>\n<p>Tr\u01b0\u1edbc khi \u0111\u1ecbnh ngh\u0129a m\u1ed9t ki\u1ec3u \u0111\u1ecbnh ngh\u0129a m\u1edbi, h\u00e3y x\u00e1c minh r\u1eb1ng c\u00e1c th\u00e0nh ph\u1ea7n UML ti\u00eau chu\u1ea9n kh\u00f4ng th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 t\u01b0\u01a1ng t\u1ef1. V\u00ed d\u1ee5, thay v\u00ec t\u1ea1o m\u1ed9t ki\u1ec3u \u0111\u1ecbnh ngh\u0129a cho m\u1ed9t b\u1ea3ng c\u01a1 s\u1edf d\u1eef li\u1ec7u, h\u00e3y c\u00e2n nh\u1eafc s\u1eed d\u1ee5ng k\u00fd hi\u1ec7u c\u1ee5 th\u1ec3 cho c\u01a1 s\u1edf d\u1eef li\u1ec7u trong c\u1ea5u tr\u00fac g\u00f3i ti\u00eau chu\u1ea9n. Ch\u1ec9 gi\u1edbi thi\u1ec7u c\u00e1c m\u1edf r\u1ed9ng khi c\u00e1c th\u00e0nh ph\u1ea7n ti\u00eau chu\u1ea9n g\u00e2y ra s\u1ef1 m\u01a1 h\u1ed3.<\/p>\n<h3>2. X\u00e1c \u0111\u1ecbnh d\u1eef li\u1ec7u m\u00f4 t\u1ea3 m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng<\/h3>\n<p>N\u1ebfu m\u1ed9t ki\u1ec3u \u0111\u1ecbnh ngh\u0129a l\u00e0 c\u1ea7n thi\u1ebft, h\u00e3y ghi ch\u00e9p \u0111\u1ea7y \u0111\u1ee7 \u00fd ngh\u0129a c\u1ee7a n\u00f3. M\u1ed9t ki\u1ec3u \u0111\u1ecbnh ngh\u0129a ch\u1ec9 h\u1eefu \u00edch n\u1ebfu ng\u1eef ngh\u0129a c\u1ee7a n\u00f3 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn. H\u00e3y t\u1ea1o m\u1ed9t t\u1eeb \u0111i\u1ec3n ho\u1eb7c \u0111\u1ecbnh ngh\u0129a meta-m\u00f4 h\u00ecnh gi\u1ea3i th\u00edch \u0111i\u1ec1u g\u00ec<code><<Controller>><\/code> ng\u1ee5 \u00fd v\u1ec1 m\u00e3 ngu\u1ed3n c\u01a1 b\u1ea3n. T\u00e0i li\u1ec7u n\u00e0y n\u00ean \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd phi\u00ean b\u1ea3n c\u00f9ng v\u1edbi m\u00f4 h\u00ecnh.<\/p>\n<h3>3. H\u1ea1n ch\u1ebf \u0111\u1ed9 ph\u1ee9c t\u1ea1p<\/h3>\n<p>Kh\u00f4ng ch\u1ed3ng ch\u1ea5t c\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a qu\u00e1 m\u1ee9c. Vi\u1ec7c s\u1eed d\u1ee5ng nhi\u1ec1u l\u1edbp t\u00f9y ch\u1ec9nh c\u00f3 th\u1ec3 khi\u1ebfn s\u01a1 \u0111\u1ed3 tr\u1edf n\u00ean kh\u00f3 \u0111\u1ecdc. M\u1ed9t l\u1edbp \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u l\u00e0<code><<DTO>><<Serializable>><\/code> kh\u00f3 hi\u1ec3u h\u01a1n so v\u1edbi m\u1ed9t ki\u1ec3u \u0111\u1ecbnh ngh\u0129a r\u00f5 r\u00e0ng, duy nh\u1ea5t. Gi\u1eef bi\u1ec3u di\u1ec5n h\u00ecnh \u1ea3nh s\u1ea1ch s\u1ebd.<\/p>\n<h3>4. Xem x\u00e9t \u0111\u1ed1i t\u01b0\u1ee3ng ng\u01b0\u1eddi \u0111\u1ecdc<\/h3>\n<p>Ai s\u1ebd \u0111\u1ecdc m\u00f4 h\u00ecnh n\u00e0y? N\u1ebfu \u0111\u1ed1i t\u01b0\u1ee3ng bao g\u1ed3m c\u00e1c \u0111\u1ed1i t\u00e1c b\u00ean ngo\u00e0i ho\u1eb7c nh\u00e2n vi\u00ean m\u1edbi, c\u00e1c k\u00fd hi\u1ec7u chu\u1ea9n s\u1ebd an to\u00e0n h\u01a1n. N\u1ebfu m\u00f4 h\u00ecnh d\u00e0nh cho m\u1ed9t nh\u00f3m k\u00edn c\u00f3 chuy\u00ean m\u00f4n s\u00e2u v\u1ec1 l\u0129nh v\u1ef1c, c\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a t\u00f9y ch\u1ec9nh c\u00f3 th\u1ec3 gi\u00fap giao ti\u1ebfp nhanh h\u01a1n \u0111\u00e1ng k\u1ec3.<\/p>\n<h2>T\u00e1c \u0111\u1ed9ng \u0111\u1ebfn b\u1ea3o tr\u00ec v\u00e0 ph\u00e1t tri\u1ec3n \ud83d\udd04<\/h2>\n<p>C\u00e1c m\u00f4 h\u00ecnh l\u00e0 t\u00e0i li\u1ec7u s\u1ed1ng. Ch\u00fang thay \u0111\u1ed5i theo s\u1ef1 thay \u0111\u1ed5i c\u1ee7a h\u1ec7 th\u1ed1ng. C\u00e1c k\u00fd hi\u1ec7u chu\u1ea9n \u1ed5n \u0111\u1ecbnh v\u00ec b\u1ea3n specification UML thay \u0111\u1ed5i ch\u1eadm. Tuy nhi\u00ean, c\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a t\u00f9y ch\u1ec9nh ch\u1ecbu s\u1ef1 thay \u0111\u1ed5i theo d\u1ef1 \u00e1n c\u1ee5 th\u1ec3. N\u1ebfu nh\u00f3m quy\u1ebft \u0111\u1ecbnh thay \u0111\u1ed5i \u0111\u1ecbnh ngh\u0129a c\u1ee7a<code><<Repository>><\/code> v\u00e0o n\u0103m t\u1edbi, m\u00f4 h\u00ecnh ph\u1ea3i \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt \u1edf m\u1ecdi n\u01a1i m\u00e0 ki\u1ec3u \u0111\u1ecbnh ngh\u0129a n\u00e0y xu\u1ea5t hi\u1ec7n.<\/p>\n<p>S\u1ef1 ph\u1ee5 thu\u1ed9c n\u00e0y t\u1ea1o ra g\u00e1nh n\u1eb7ng b\u1ea3o tr\u00ec. C\u00e1c nh\u00f3m th\u01b0\u1eddng nh\u1eadn th\u1ea5y theo th\u1eddi gian, th\u01b0 vi\u1ec7n ki\u1ec3u \u0111\u1ecbnh ngh\u0129a t\u00f9y ch\u1ec9nh c\u1ee7a h\u1ecd tr\u1edf th\u00e0nh m\u1ed9t ph\u01b0\u01a1ng ng\u1eef ri\u00eang bi\u1ec7t, kh\u00f3 b\u1ea3o tr\u00ec. N\u00ean th\u01b0\u1eddng xuy\u00ean ki\u1ec3m tra c\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong d\u1ef1 \u00e1n. Lo\u1ea1i b\u1ecf nh\u1eefng ki\u1ec3u kh\u00f4ng c\u00f2n c\u1ea7n thi\u1ebft ho\u1eb7c k\u1ebft h\u1ee3p nh\u1eefng ki\u1ec3u c\u00f3 ngh\u0129a tr\u00f9ng l\u1eb7p.<\/p>\n<h2>Xem x\u00e9t v\u1ec1 c\u00f4ng c\u1ee5 v\u00e0 t\u1ef1 \u0111\u1ed9ng h\u00f3a \u2699\ufe0f<\/h2>\n<p>T\u1ef1 \u0111\u1ed9ng h\u00f3a l\u00e0 y\u1ebfu t\u1ed1 then ch\u1ed1t th\u00fac \u0111\u1ea9y vi\u1ec7c s\u1eed d\u1ee5ng ng\u00f4n ng\u1eef m\u00f4 h\u00ecnh h\u00f3a. C\u00e1c script sinh m\u00e3 ho\u1eb7c t\u00e0i li\u1ec7u ph\u1ee5 thu\u1ed9c v\u00e0o c\u1ea5u tr\u00fac c\u1ee7a m\u00f4 h\u00ecnh. C\u00e1c th\u00e0nh ph\u1ea7n chu\u1ea9n \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 r\u1ed9ng r\u00e3i b\u1edfi c\u00e1c script t\u1ef1 \u0111\u1ed9ng h\u00f3a n\u00e0y. C\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a t\u00f9y ch\u1ec9nh c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng c\u00e1c script n\u00e0y tr\u1eeb khi ch\u00fang \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh r\u00f5 r\u00e0ng \u0111\u1ec3 x\u1eed l\u00fd ch\u00fang.<\/p>\n<p>V\u00ed d\u1ee5, m\u1ed9t c\u00f4ng c\u1ee5 sinh m\u00e3 c\u00f3 th\u1ec3 t\u00ecm ki\u1ebfm m\u1ed9t m\u1eabu l\u1edbp c\u1ee5 th\u1ec3 \u0111\u1ec3 t\u1ea1o ra m\u1ed9t th\u1ef1c th\u1ec3 c\u01a1 s\u1edf d\u1eef li\u1ec7u. N\u1ebfu l\u1edbp \u0111\u00f3 s\u1eed d\u1ee5ng m\u1ed9t ki\u1ec3u \u0111\u1ecbnh ngh\u0129a t\u00f9y ch\u1ec9nh, c\u00f4ng c\u1ee5 sinh m\u00e3 ph\u1ea3i \u0111\u01b0\u1ee3c c\u1ea5u h\u00ecnh \u0111\u1ec3 nh\u1eadn di\u1ec7n nh\u00e3n \u0111\u00f3. N\u1ebfu \u0111\u1ed9i c\u00f4ng c\u1ee5 kh\u00f4ng duy tr\u00ec c\u1ea5u h\u00ecnh n\u00e0y, m\u00f4 h\u00ecnh s\u1ebd tr\u1edf th\u00e0nh m\u1ed9t t\u00e0i li\u1ec7u tham kh\u1ea3o kh\u00f4ng ph\u1ea3n \u00e1nh \u0111\u00fang h\u1ec7 th\u1ed1ng th\u1ef1c t\u1ebf.<\/p>\n<h2>Ra quy\u1ebft \u0111\u1ecbnh chi\u1ebfn l\u01b0\u1ee3c \ud83e\udded<\/h2>\n<p>L\u1ef1a ch\u1ecdn gi\u1eefa chu\u1ea9n v\u00e0 t\u00f9y ch\u1ec9nh kh\u00f4ng ph\u1ea3i l\u00e0 nh\u1ecb ph\u00e2n. M\u1ed9t m\u00f4 h\u00ecnh l\u00e0nh m\u1ea1nh th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1ch ti\u1ebfp c\u1eadn k\u1ebft h\u1ee3p. D\u00f9ng k\u00fd hi\u1ec7u chu\u1ea9n cho n\u1ec1n t\u1ea3ng c\u1ea5u tr\u00fac c\u1ee7a h\u1ec7 th\u1ed1ng, ch\u1eb3ng h\u1ea1n nh\u01b0 th\u1ee9 t\u1ef1 ph\u00e2n c\u1ea5p g\u00f3i v\u00e0 m\u1ed1i quan h\u1ec7 gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n ch\u00ednh. D\u00f9ng ki\u1ec3u \u0111\u1ecbnh ngh\u0129a \u0111\u1ec3 ghi ch\u00fa c\u00e1c h\u00e0nh vi ho\u1eb7c vai tr\u00f2 c\u1ee5 th\u1ec3 b\u00ean trong c\u1ea5u tr\u00fac \u0111\u00f3.<\/p>\n<p>Xem x\u00e9t v\u00f2ng \u0111\u1eddi c\u1ee7a d\u1ef1 \u00e1n. \u1ede giai \u0111o\u1ea1n \u0111\u1ea7u, c\u00e1c k\u00fd hi\u1ec7u chu\u1ea9n cho ph\u00e9p nhanh ch\u00f3ng t\u1ea1o m\u1eabu v\u00e0 h\u1ee3p t\u00e1c d\u1ec5 d\u00e0ng h\u01a1n. Khi h\u1ec7 th\u1ed1ng tr\u01b0\u1edfng th\u00e0nh v\u00e0 c\u00e1c m\u1eabu c\u1ee5 th\u1ec3 xu\u1ea5t hi\u1ec7n, vi\u1ec7c gi\u1edbi thi\u1ec7u c\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a c\u00f3 th\u1ec3 gi\u00fap m\u00e3 h\u00f3a nh\u1eefng m\u1eabu \u0111\u00f3. Tuy nhi\u00ean, qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i n\u00e0y c\u1ea7n \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd c\u1ea9n tr\u1ecdng \u0111\u1ec3 tr\u00e1nh l\u00e0m r\u1ea1n n\u1ee9t s\u1ef1 hi\u1ec3u bi\u1ebft c\u1ee7a nh\u00f3m.<\/p>\n<h2>Suy ngh\u0129 cu\u1ed1i c\u00f9ng v\u1ec1 \u0111\u1ed9 r\u00f5 r\u00e0ng c\u1ee7a m\u00f4 h\u00ecnh \ud83c\udfaf<\/h2>\n<p>M\u1ee5c ti\u00eau cu\u1ed1i c\u00f9ng c\u1ee7a m\u00f4 h\u00ecnh h\u00f3a l\u00e0 giao ti\u1ebfp. D\u00f9 b\u1ea1n ch\u1ecdn k\u00fd hi\u1ec7u chu\u1ea9n hay ki\u1ec3u \u0111\u1ecbnh ngh\u0129a t\u00f9y ch\u1ec9nh, th\u01b0\u1edbc \u0111o th\u00e0nh c\u00f4ng l\u00e0 m\u1ee9c \u0111\u1ed9 d\u1ec5 d\u00e0ng truy\u1ec1n \u0111\u1ea1t th\u00f4ng tin \u0111\u1ebfn c\u00e1c b\u00ean li\u00ean quan. Vi\u1ec7c qu\u00e1 t\u1ed1i \u01b0u h\u00f3a m\u00f4 h\u00ecnh b\u1eb1ng c\u00e1c th\u00e0nh ph\u1ea7n t\u00f9y ch\u1ec9nh kh\u00f4ng c\u1ea7n thi\u1ebft c\u00f3 th\u1ec3 l\u00e0m m\u1edd thi\u1ebft k\u1ebf thay v\u00ec l\u00e0m r\u00f5 n\u00f3. Ng\u01b0\u1ee3c l\u1ea1i, tu\u00e2n th\u1ee7 nghi\u00eam ng\u1eb7t c\u00e1c chu\u1ea9n khi c\u1ea7n t\u00ednh c\u1ee5 th\u1ec3 theo l\u0129nh v\u1ef1c c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn hi\u1ec3u l\u1ea7m.<\/p>\n<p>B\u1eb1ng c\u00e1ch c\u00e2n nh\u1eafc l\u1ee3i \u00edch t\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1c h\u1ec7 th\u1ed1ng v\u1edbi nhu c\u1ea7u ch\u00ednh x\u00e1c theo l\u0129nh v\u1ef1c, c\u00e1c nh\u00f3m c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1c m\u00f4 h\u00ecnh v\u1eeba v\u1eefng ch\u1eafc v\u1eeba bi\u1ec3u \u0111\u1ea1t t\u1ed1t. Vi\u1ec7c xem x\u00e9t \u0111\u1ecbnh k\u1ef3 c\u00e1c ti\u00eau chu\u1ea9n m\u00f4 h\u00ecnh h\u00f3a gi\u00fap \u0111\u1ea3m b\u1ea3o s\u1ef1 c\u00e2n b\u1eb1ng n\u00e0y v\u1eabn ph\u00f9 h\u1ee3p khi n\u1ec1n t\u1ea3ng c\u00f4ng ngh\u1ec7 v\u00e0 c\u1ea5u tr\u00fac nh\u00f3m thay \u0111\u1ed5i.<\/p>\n<p><\/body><br \/>\n<\/html><\/p>\n","protected":false},"excerpt":{"rendered":"<p>K\u00fd hi\u1ec7u UML chu\u1ea9n so v\u1edbi c\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a t\u00f9y ch\u1ec9nh \u0111\u01b0\u1ee3c gi\u1ea3i th\u00edch \ud83d\udca1 Nh\u1eefng \u0111i\u1ec3m ch\u00ednh c\u1ea7n l\u01b0u \u00fd K\u00fd hi\u1ec7u chu\u1ea9n: \u0110\u00e2y l\u00e0 nh\u1eefng k\u00fd hi\u1ec7u…<\/p>\n","protected":false},"author":1,"featured_media":1879,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"C\u00e1c k\u00fd hi\u1ec7u UML chu\u1ea9n so v\u1edbi c\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a t\u00f9y ch\u1ec9nh \u0111\u01b0\u1ee3c gi\u1ea3i th\u00edch","_yoast_wpseo_metadesc":"Hi\u1ec3u \u0111\u01b0\u1ee3c s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c k\u00fd hi\u1ec7u UML chu\u1ea9n v\u00e0 c\u00e1c ki\u1ec3u \u0111\u1ecbnh ngh\u0129a t\u00f9y ch\u1ec9nh. 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