{"id":642,"date":"2026-03-30T16:23:20","date_gmt":"2026-03-30T16:23:20","guid":{"rendered":"https:\/\/www.viz-tools.com\/vi\/creating-reusable-components-uml-activity-diagrams\/"},"modified":"2026-03-30T16:23:20","modified_gmt":"2026-03-30T16:23:20","slug":"creating-reusable-components-uml-activity-diagrams","status":"publish","type":"post","link":"https:\/\/www.viz-tools.com\/vi\/creating-reusable-components-uml-activity-diagrams\/","title":{"rendered":"T\u1ea1o c\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng trong s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng UML cho c\u00e1c h\u1ec7 th\u1ed1ng m\u1edf r\u1ed9ng \u0111\u01b0\u1ee3c"},"content":{"rendered":"

Thi\u1ebft k\u1ebf c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p \u0111\u00f2i h\u1ecfi h\u01a1n ch\u1ec9 vi\u1ec7c v\u1ebd c\u00e1c h\u00ecnh h\u1ed9p v\u00e0 m\u0169i t\u00ean. N\u00f3 \u0111\u00f2i h\u1ecfi m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn c\u00f3 c\u1ea5u tr\u00fac \u0111\u1ec3 m\u00f4 h\u00ecnh h\u00f3a h\u00e0nh vi c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n song song v\u1edbi ch\u00ednh ph\u1ea7n m\u1ec1m. Khi b\u1ea1n x\u00e2y d\u1ef1ngs\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng UML<\/strong>m\u00e0 kh\u00f4ng c\u00f3 t\u00ednh modular, m\u00f4 h\u00ecnh tr\u1ef1c quan s\u1ebd tr\u1edf th\u00e0nh m\u1ed9t m\u1ea1ng l\u01b0\u1edbi r\u1ed1i ren kh\u00f3 hi\u1ec3u, kh\u00f3 b\u1ea3o tr\u00ec ho\u1eb7c c\u1eadp nh\u1eadt. H\u01b0\u1edbng d\u1eabn n\u00e0y kh\u00e1m ph\u00e1 c\u00e1c nguy\u00ean t\u1eafc ki\u1ebfn tr\u00fac \u0111\u1eb1ng sau vi\u1ec7c t\u1ea1o c\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng trong s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng nh\u1eb1m h\u1ed7 tr\u1ee3 c\u00e1c h\u1ec7 th\u1ed1ng m\u1edf r\u1ed9ng \u0111\u01b0\u1ee3c. Ch\u00fang ta s\u1ebd t\u1eadp trung v\u00e0o c\u00e1c k\u1ef9 thu\u1eadt gi\u00fap t\u0103ng t\u00ednh r\u00f5 r\u00e0ng, gi\u1ea3m s\u1ef1 tr\u00f9ng l\u1eb7p v\u00e0 h\u1ed7 tr\u1ee3 b\u1ea3o tr\u00ec d\u00e0i h\u1ea1n m\u00e0 kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o c\u00f4ng c\u1ee5 c\u1ee5 th\u1ec3.<\/p>\n

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\"Marker-style<\/figure>\n<\/div>\n

Hi\u1ec3u r\u00f5 th\u00e1ch th\u1ee9c v\u1ec1 \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u1ee7a s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng \ud83e\udde9<\/h2>\n

S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng bi\u1ec3u di\u1ec5n lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n v\u00e0 d\u1eef li\u1ec7u trong m\u1ed9t h\u1ec7 th\u1ed1ng. M\u1eb7c d\u00f9 ch\u00fang r\u1ea5t m\u1ea1nh m\u1ebd trong vi\u1ec7c tr\u1ef1c quan h\u00f3a quy tr\u00ecnh l\u00e0m vi\u1ec7c, nh\u01b0ng ch\u00fang th\u01b0\u1eddng g\u1eb7p ph\u1ea3i s\u1ef1 thi\u1ebfu tr\u1eebu t\u01b0\u1ee3ng khi h\u1ec7 th\u1ed1ng ph\u00e1t tri\u1ec3n. M\u1ed9t s\u01a1 \u0111\u1ed3 duy nh\u1ea5t c\u1ed1 g\u1eafng m\u00f4 t\u1ea3 to\u00e0n b\u1ed9 quy tr\u00ecnh kinh doanh c\u00f3 th\u1ec3 nhanh ch\u00f3ng tr\u1edf n\u00ean qu\u00e1 t\u1ea3i. \u0110\u00e2y ch\u00ednh l\u00e0 l\u00fac kh\u00e1i ni\u1ec7m t\u00e1i s\u1eed d\u1ee5ng tr\u1edf n\u00ean then ch\u1ed1t.<\/p>\n

Kh\u00f4ng c\u00f3 c\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng, ng\u01b0\u1eddi m\u00f4 h\u00ecnh th\u01b0\u1eddng r\u01a1i v\u00e0o c\u00e1i b\u1eaby sao ch\u00e9p v\u00e0 d\u00e1n c\u00e1c ph\u1ea7n con c\u1ee7a s\u01a1 \u0111\u1ed3 \u0111\u1ec3 x\u1eed l\u00fd logic t\u01b0\u01a1ng t\u1ef1 trong c\u00e1c ng\u1eef c\u1ea3nh kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfns\u1ef1 ph\u00e2n m\u1ea3nh m\u00f4 h\u00ecnh<\/strong>, n\u01a1i m\u00e0 m\u1ed9t thay \u0111\u1ed5i v\u1ec1 logic ph\u1ea3i \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng th\u1ee7 c\u00f4ng tr\u00ean nhi\u1ec1u s\u01a1 \u0111\u1ed3, l\u00e0m t\u0103ng nguy c\u01a1 kh\u00f4ng nh\u1ea5t qu\u00e1n. \u0110\u1ec3 x\u00e2y d\u1ef1ng c\u00e1c h\u1ec7 th\u1ed1ng m\u1edf r\u1ed9ng \u0111\u01b0\u1ee3c, b\u1ea1n ph\u1ea3i coi c\u00e1c \u0111o\u1ea1n ho\u1ea1t \u0111\u1ed9ng nh\u01b0 c\u00e1c \u0111\u01a1n v\u1ecb modular c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c g\u1ecdi t\u1eeb nhi\u1ec1u v\u1ecb tr\u00ed kh\u00e1c nhau.<\/p>\n

T\u1ea1i sao t\u00ednh modular l\u1ea1i quan tr\u1ecdng<\/h3>\n
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  • D\u1ec5 b\u1ea3o tr\u00ec:<\/strong>C\u1eadp nh\u1eadt m\u1ed9t quy tr\u00ecnh chu\u1ea9n m\u1ed9t l\u1ea7n s\u1ebd c\u1eadp nh\u1eadt n\u00f3 \u1edf m\u1ecdi n\u01a1i m\u00e0 n\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.<\/li>\n
  • D\u1ec5 \u0111\u1ecdc:<\/strong>C\u00e1c s\u01a1 \u0111\u1ed3 c\u1ea5p cao v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c s\u1ef1 g\u1ecdn g\u00e0ng trong khi chi ti\u1ebft \u0111\u01b0\u1ee3c \u1ea9n trong c\u00e1c lu\u1ed3ng con.<\/li>\n
  • H\u1ee3p t\u00e1c:<\/strong>C\u00e1c nh\u00f3m kh\u00e1c nhau c\u00f3 th\u1ec3 l\u00e0m vi\u1ec7c tr\u00ean c\u00e1c th\u00e0nh ph\u1ea7n ri\u00eang bi\u1ec7t m\u00e0 kh\u00f4ng l\u00e0m \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn lu\u1ed3ng ch\u00ednh.<\/li>\n
  • Kh\u1ea3 n\u0103ng truy xu\u1ea5t:<\/strong>D\u1ec5 d\u00e0ng h\u01a1n \u0111\u1ec3 truy xu\u1ea5t m\u1ed9t h\u00e0nh vi c\u1ee5 th\u1ec3 tr\u1edf l\u1ea1i \u0111\u1ecbnh ngh\u0129a c\u1ee7a n\u00f3.<\/li>\n<\/ul>\n

    Nh\u1eefng kh\u00e1i ni\u1ec7m c\u1ed1t l\u00f5i v\u1ec1 t\u00ednh t\u00e1i s\u1eed d\u1ee5ng trong UML \ud83d\udee0\ufe0f<\/h2>\n

    Trong Ng\u00f4n ng\u1eef m\u00f4 h\u00ecnh h\u00f3a th\u1ed1ng nh\u1ea5t, t\u00ednh t\u00e1i s\u1eed d\u1ee5ng ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c \u0111\u1ea1t \u0111\u01b0\u1ee3c th\u00f4ng qua vi\u1ec7c tr\u1eebu t\u01b0\u1ee3ng h\u00f3a h\u00e0nh vi. B\u1ea1n kh\u00f4ng ch\u1ec9 \u0111ang v\u1ebd c\u00e1c b\u01b0\u1edbc; b\u1ea1n \u0111ang \u0111\u1ecbnh ngh\u0129ah\u00e0nh vi<\/em>m\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c thi. C\u00f3 hai c\u01a1 ch\u1ebf ch\u00ednh \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y:H\u00e0nh \u0111\u1ed9ng g\u1ecdi h\u00e0nh vi<\/strong>v\u00e0Lu\u1ed3ng con<\/strong>.<\/p>\n

    1. H\u00e0nh \u0111\u1ed9ng g\u1ecdi h\u00e0nh vi<\/h3>\n

    M\u1ed9t H\u00e0nh \u0111\u1ed9ng g\u1ecdi h\u00e0nh vi bi\u1ec3u di\u1ec5n y\u00eau c\u1ea7u th\u1ef1c hi\u1ec7n m\u1ed9t h\u00e0nh vi c\u1ee5 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a \u1edf n\u01a1i kh\u00e1c. N\u00f3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t l\u1eddi g\u1ecdi ph\u01b0\u01a1ng th\u1ee9c trong l\u1eadp tr\u00ecnh. Khi b\u1ea1n \u0111\u1eb7t n\u00fat n\u00e0y v\u00e0o s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng, b\u1ea1n \u0111ang n\u00f3i: \u201cTh\u1ef1c thi logic n\u00e0y ngay b\u00e2y gi\u1edd.\u201d<\/p>\n

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    • \u0110\u1ecbnh ngh\u0129a:<\/strong>H\u00e0nh vi \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a trong m\u1ed9t ho\u1ea1t \u0111\u1ed9ng ri\u00eang bi\u1ec7t ho\u1eb7c m\u1ed9t thao t\u00e1c l\u1edbp.<\/li>\n
    • G\u1ecdi:<\/strong>N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c g\u1ecdi t\u1eeb nhi\u1ec1u ho\u1ea1t \u0111\u1ed9ng kh\u00e1c nhau.<\/li>\n
    • Tham s\u1ed1:<\/strong>N\u00f3 h\u1ed7 tr\u1ee3 tham s\u1ed1 \u0111\u1ea7u v\u00e0o v\u00e0 \u0111\u1ea7u ra, cho ph\u00e9p d\u1eef li\u1ec7u \u0111i v\u00e0o v\u00e0 \u0111i ra kh\u1ecfi kh\u1ed1i c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng.<\/li>\n<\/ul>\n

      2. Ho\u1ea1t \u0111\u1ed9ng Nh\u00e1nh con<\/h3>\n

      M\u1ed9t Nh\u00e1nh con l\u00e0 m\u1ed9t ho\u1ea1t \u0111\u1ed9ng c\u00f3 t\u00ean \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a nh\u01b0 m\u1ed9t ph\u1ea7n c\u1ee7a m\u1ed9t ho\u1ea1t \u0111\u1ed9ng l\u1edbn h\u01a1n. N\u00f3 bao b\u1ecdc m\u1ed9t chu\u1ed7i c\u00e1c b\u01b0\u1edbc. M\u1eb7c d\u00f9 t\u01b0\u01a1ng t\u1ef1 v\u1edbi H\u00e0nh \u0111\u1ed9ng G\u1ecdi H\u00e0nh vi, m\u1ed9t Nh\u00e1nh con th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ed5 ch\u1ee9c n\u1ed9i b\u1ed9 trong c\u00f9ng m\u1ed9t kh\u00f4ng gian t\u00ean m\u00f4 h\u00ecnh.<\/p>\n

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      • Bao \u0111\u00f3ng:<\/strong>Gi\u1eef s\u01a1 \u0111\u1ed3 ch\u00ednh s\u1ea1ch s\u1ebd b\u1eb1ng c\u00e1ch \u1ea9n logic b\u00ean trong.<\/li>\n
      • L\u1ed3ng gh\u00e9p:<\/strong>Cho ph\u00e9p m\u00f4 h\u00ecnh h\u00f3a ph\u00e2n c\u1ea5p, n\u01a1i m\u1ed9t c\u00e1i nh\u00ecn c\u1ea5p cao c\u00f3 th\u1ec3 ph\u00f3ng to \u0111\u1ec3 xem chi ti\u1ebft.<\/li>\n
      • Ph\u1ea1m vi:<\/strong>C\u00e1c bi\u1ebfn v\u00e0 \u0111\u1ed1i t\u01b0\u1ee3ng d\u1eef li\u1ec7u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1edbi h\u1ea1n ph\u1ea1m vi trong nh\u00e1nh con.<\/li>\n<\/ul>\n

        C\u00e1c k\u1ef9 thu\u1eadt thi\u1ebft k\u1ebf th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng \ud83d\udd27<\/h2>\n

        T\u1ea1o th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng kh\u00f4ng ch\u1ec9 \u0111\u01a1n thu\u1ea7n l\u00e0 chia nh\u1ecf s\u01a1 \u0111\u1ed3. N\u00f3 \u0111\u00f2i h\u1ecfi m\u1ed9t quy tr\u00ecnh thi\u1ebft k\u1ebf c\u00f3 k\u1ef7 lu\u1eadt. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 c\u00e1c chi\u1ebfn l\u01b0\u1ee3c k\u1ef9 thu\u1eadt nh\u1eb1m \u0111\u1ea3m b\u1ea3o c\u00e1c th\u00e0nh ph\u1ea7n c\u1ee7a b\u1ea1n v\u1eefng ch\u1eafc v\u00e0 linh ho\u1ea1t.<\/p>\n

        Ti\u00eau chu\u1ea9n h\u00f3a \u0111\u1ea7u v\u00e0o v\u00e0 \u0111\u1ea7u ra<\/h3>\n

        Gi\u1ed1ng nh\u01b0 m\u1ed9t h\u00e0m trong m\u00e3 ngu\u1ed3n, m\u1ed9t th\u00e0nh ph\u1ea7n ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng n\u00ean c\u00f3 c\u00e1c \u0111i\u1ec3m v\u00e0o v\u00e0 ra \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng. Tr\u00e1nh ph\u1ee5 thu\u1ed9c v\u00e0o tr\u1ea1ng th\u00e1i to\u00e0n c\u1ee5c ho\u1eb7c lu\u1ed3ng d\u1eef li\u1ec7u ng\u1ea7m. X\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng d\u1eef li\u1ec7u \u0111i v\u00e0o th\u00e0nh ph\u1ea7n v\u00e0 c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng d\u1eef li\u1ec7u r\u1eddi kh\u1ecfi n\u00f3.<\/p>\n

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        • Ch\u1ec9 b\u00e1o \u0111\u1ea7u v\u00e0o:<\/strong>Nh\u1eadn di\u1ec7n r\u00f5 r\u00e0ng c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng c\u1ea7n thi\u1ebft \u0111\u1ec3 b\u1eaft \u0111\u1ea7u qu\u00e1 tr\u00ecnh.<\/li>\n
        • Ch\u1ec9 b\u00e1o \u0111\u1ea7u ra:<\/strong>X\u00e1c \u0111\u1ecbnh k\u1ebft qu\u1ea3 \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1edfi qu\u00e1 tr\u00ecnh.<\/li>\n
        • \u0110\u1ed1i t\u01b0\u1ee3ng d\u1eef li\u1ec7u:<\/strong>S\u1eed d\u1ee5ng c\u00e1c n\u00fat \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u1ec3 bi\u1ec3u di\u1ec5n d\u1eef li\u1ec7u \u0111i qua th\u00e0nh ph\u1ea7n.<\/li>\n<\/ul>\n

          T\u1ed1i thi\u1ec3u h\u00f3a s\u1ef1 ph\u1ee5 thu\u1ed9c<\/h3>\n

          S\u1ef1 ph\u1ee5 thu\u1ed9c cao s\u1ebd l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng t\u00e1i s\u1eed d\u1ee5ng. N\u1ebfu m\u1ed9t th\u00e0nh ph\u1ea7n ph\u1ee5 thu\u1ed9c nhi\u1ec1u v\u00e0o c\u1ea5u tr\u00fac b\u00ean trong c\u1ee7a ho\u1ea1t \u0111\u1ed9ng g\u1ecdi, n\u00f3 s\u1ebd kh\u00f3 di chuy\u1ec3n. H\u00e3y gi\u1eef c\u00e1c ph\u1ee5 thu\u1ed9c \u1edf m\u1ee9c \u0111\u1ed9 l\u1ecfng l\u1ebbo.<\/p>\n

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          • Lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n:<\/strong>\u0110\u1ea3m b\u1ea3o th\u1ee9 t\u1ef1 th\u1ef1c thi \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi logic, ch\u1ee9 kh\u00f4ng ph\u1ea3i b\u1ed1 c\u1ee5c s\u01a1 \u0111\u1ed3.<\/li>\n
          • Lu\u1ed3ng \u0111\u1ed1i t\u01b0\u1ee3ng:<\/strong>K\u1ebft n\u1ed1i c\u00e1c th\u00e0nh ph\u1ea7n th\u00f4ng qua c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng d\u1eef li\u1ec7u, ch\u1ee9 kh\u00f4ng ph\u1ea3i c\u00e1c li\u00ean k\u1ebft tr\u1ef1c ti\u1ebfp \u0111\u1ebfn c\u00e1c n\u00fat c\u1ee5 th\u1ec3 trong s\u01a1 \u0111\u1ed3 cha.<\/li>\n
          • T\u00e1ch bi\u1ec7t tr\u00e1ch nhi\u1ec7m:<\/strong>M\u1ed9t th\u00e0nh ph\u1ea7n ch\u1ec9 n\u00ean x\u1eed l\u00fd m\u1ed9t kh\u00e1i ni\u1ec7m logic (v\u00ed d\u1ee5: \u201cX\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng\u201d so v\u1edbi \u201cX\u1eed l\u00fd thanh to\u00e1n\u201d).<\/li>\n<\/ul>\n

            S\u1eed d\u1ee5ng c\u00e1c n\u00fat quy\u1ebft \u0111\u1ecbnh \u0111\u1ec3 x\u1eed l\u00fd t\u00ednh \u0111a d\u1ea1ng<\/h3>\n

            Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c th\u1ef1c thi c\u1ee7a m\u1ed9t th\u00e0nh ph\u1ea7n n\u00e0o \u0111\u00f3 \u0111\u1ec1u \u0111i theo c\u00f9ng m\u1ed9t h\u00e0nh tr\u00ecnh ch\u00ednh x\u00e1c. S\u1eed d\u1ee5ng c\u00e1c n\u00fat quy\u1ebft \u0111\u1ecbnh \u0111\u1ec3 x\u1eed l\u00fd logic nh\u00e1nh b\u00ean trong th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p th\u00e0nh ph\u1ea7n th\u00edch nghi v\u1edbi c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00e1c nhau m\u00e0 kh\u00f4ng c\u1ea7n t\u1ea1o nhi\u1ec1u b\u1ea3n sao.<\/p>\n

              \n
            • \u0110i\u1ec1u ki\u1ec7n b\u1ea3o v\u1ec7:<\/strong>G\u00e1n nh\u00e3n cho c\u00e1c c\u1ea1nh r\u1eddi kh\u1ecfi c\u00e1c n\u00fat quy\u1ebft \u0111\u1ecbnh b\u1eb1ng c\u00e1c \u0111i\u1ec1u ki\u1ec7n c\u1ee5 th\u1ec3 (v\u00ed d\u1ee5 nh\u01b0[h\u1ee3p l\u1ec7]<\/code>, [kh\u00f4ng h\u1ee3p l\u1ec7]<\/code>).<\/li>\n
            • C\u00e1c h\u00e0nh tr\u00ecnh thay th\u1ebf:<\/strong>X\u00e1c \u0111\u1ecbnh c\u00e1c h\u00e0nh tr\u00ecnh ri\u00eang bi\u1ec7t cho c\u00e1c t\u00ecnh hu\u1ed1ng th\u00e0nh c\u00f4ng v\u00e0 th\u1ea5t b\u1ea1i.<\/li>\n<\/ul>\n

              C\u1ea5u tr\u00fac lu\u1ed3ng d\u1eef li\u1ec7u \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng \ud83d\udcca<\/h2>\n

              Lu\u1ed3ng d\u1eef li\u1ec7u l\u00e0 huy\u1ebft m\u1ea1ch c\u1ee7a s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng. Khi m\u1edf r\u1ed9ng quy m\u00f4, vi\u1ec7c qu\u1ea3n l\u00fd c\u00e1ch d\u1eef li\u1ec7u di chuy\u1ec3n gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng l\u00e0 r\u1ea5t quan tr\u1ecdng. Lu\u1ed3ng d\u1eef li\u1ec7u kh\u00f4ng h\u1ee3p l\u00fd s\u1ebd d\u1eabn \u0111\u1ebfn c\u00e1c \u0111i\u1ec3m ngh\u1ebdn v\u00e0 s\u1ef1 nh\u1ea7m l\u1eabn.<\/p>\n

              C\u00e1c n\u00fat \u0111\u1ed1i t\u01b0\u1ee3ng so v\u1edbi lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n<\/h3>\n

              Ph\u00e2n bi\u1ec7t gi\u1eefa vi\u1ec7c ki\u1ec3m so\u00e1t th\u1ef1c thi v\u00e0 vi\u1ec7c di chuy\u1ec3n d\u1eef li\u1ec7u.<\/p>\n

                \n
              • Lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n:<\/strong>Ch\u1ec9 ra th\u1ee9 t\u1ef1 th\u1ef1c hi\u1ec7n c\u00e1c thao t\u00e1c (v\u00ed d\u1ee5: \u201cTh\u1ef1c hi\u1ec7n A, sau \u0111\u00f3 th\u1ef1c hi\u1ec7n B\u201d).<\/li>\n
              • Lu\u1ed3ng \u0111\u1ed1i t\u01b0\u1ee3ng:<\/strong>Ch\u1ec9 ra r\u1eb1ng m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c truy\u1ec1n t\u1eeb m\u1ed9t n\u00fat n\u00e0y sang n\u00fat kh\u00e1c (v\u00ed d\u1ee5: \u201cG\u1eedi t\u00e0i li\u1ec7u \u0111\u1ebfn b\u1ed9 x\u1eed l\u00fd\u201d).<\/li>\n<\/ul>\n

                Khi t\u00e1i s\u1eed d\u1ee5ng c\u00e1c th\u00e0nh ph\u1ea7n, lu\u1ed3ng \u0111\u1ed1i t\u01b0\u1ee3ng cho ph\u00e9p b\u1ea1n truy\u1ec1n c\u00f9ng m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng d\u1eef li\u1ec7u v\u00e0o c\u00e1c ho\u1ea1t \u0111\u1ed9ng kh\u00e1c nhau. \u0110i\u1ec1u n\u00e0y gi\u1ea3m nhu c\u1ea7u ph\u1ea3i t\u00e1i t\u1ea1o c\u1ea5u tr\u00fac d\u1eef li\u1ec7u cho m\u1ed7i s\u01a1 \u0111\u1ed3 m\u1edbi.<\/p>\n

                Chia t\u00e1ch v\u00e0 c\u00e1c l\u00e0n \u0111\u01b0\u1eddng b\u01a1i<\/h3>\n

                C\u00e1c l\u00e0n \u0111\u01b0\u1eddng b\u01a1i t\u1ed5 ch\u1ee9c c\u00e1c ho\u1ea1t \u0111\u1ed9ng theo t\u00e1c nh\u00e2n, ph\u00f2ng ban ho\u1eb7c h\u1ec7 th\u1ed1ng. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng, h\u00e3y x\u00e1c \u0111\u1ecbnh c\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng trong c\u00e1c l\u00e0n \u0111\u01b0\u1eddng b\u01a1i c\u1ee5 th\u1ec3 \u0111\u1ec3 l\u00e0m r\u00f5 tr\u00e1ch nhi\u1ec7m s\u1edf h\u1eefu.<\/p>\n

                  \n
                • Tr\u00e1ch nhi\u1ec7m:<\/strong>M\u1ed9t th\u00e0nh ph\u1ea7n trong l\u00e0n \u0111\u01b0\u1eddng b\u01a1i \u201cBackend\u201d kh\u00f4ng n\u00ean ch\u1ee9a logic thu\u1ed9c v\u1ec1 l\u00e0n \u0111\u01b0\u1eddng b\u01a1i \u201cFrontend\u201d.<\/li>\n
                • T\u00edch h\u1ee3p:<\/strong>S\u1eed d\u1ee5ng c\u00e1c ranh gi\u1edbi c\u1ee7a l\u00e0n \u0111\u01b0\u1eddng b\u01a1i \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c giao di\u1ec7n r\u00f5 r\u00e0ng gi\u1eefa c\u00e1c ph\u1ea7n c\u1ee7a h\u1ec7 th\u1ed1ng.<\/li>\n
                • T\u00ednh song song:<\/strong>C\u00e1c l\u00e0n \u0111\u01b0\u1eddng b\u01a1i cho ph\u00e9p b\u1ea1n th\u1ea5y c\u00e1c th\u00e0nh ph\u1ea7n n\u00e0o c\u00f3 th\u1ec3 ch\u1ea1y \u0111\u1ed3ng th\u1eddi.<\/li>\n<\/ul>\n

                  C\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t v\u1ec1 \u0111\u1eb7t t\u00ean v\u00e0 t\u00e0i li\u1ec7u \ud83d\udcdd<\/h2>\n

                  M\u1ed9t m\u00f4 h\u00ecnh s\u1ebd v\u00f4 d\u1ee5ng n\u1ebfu kh\u00f4ng ai hi\u1ec3u n\u00f3. C\u00e1c quy \u01b0\u1edbc \u0111\u1eb7t t\u00ean v\u00e0 t\u00e0i li\u1ec7u l\u00e0 thi\u1ebft y\u1ebfu \u0111\u1ed1i v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng.<\/p>\n

                  Quy \u01b0\u1edbc \u0111\u1eb7t t\u00ean<\/h3>\n

                  S\u1eed d\u1ee5ng c\u00e1c t\u00ean m\u00f4 t\u1ea3 r\u00f5 r\u00e0ng th\u1ec3 hi\u1ec7n h\u00e0nh \u0111\u1ed9ng v\u00e0 ph\u1ea1m vi.<\/p>\n

                    \n
                  • C\u1ea5u tr\u00fac \u0110\u1ed9ng t\u1eeb – Danh t\u1eeb:<\/strong>S\u1eed d\u1ee5ng c\u00e1c t\u00ean nh\u01b0 T\u00ednh thu\u1ebf<\/code> ho\u1eb7c T\u1ea1o b\u00e1o c\u00e1o<\/code>.<\/li>\n
                  • T\u00ednh nh\u1ea5t qu\u00e1n:<\/strong>Kh\u00f4ng s\u1eed d\u1ee5ng X\u1eed l\u00fd d\u1eef li\u1ec7u<\/code> trong m\u1ed9t s\u01a1 \u0111\u1ed3 v\u00e0 X\u1eed l\u00fd th\u00f4ng tin<\/code> cho c\u00f9ng m\u1ed9t logic \u1edf n\u01a1i kh\u00e1c.<\/li>\n
                  • T\u00ednh \u0111\u1ed9c nh\u1ea5t:<\/strong>\u0110\u1ea3m b\u1ea3o c\u00e1c t\u00ean kh\u00f4ng m\u00e2u thu\u1eabn v\u1edbi c\u00e1c h\u00e0nh vi kh\u00e1c trong h\u1ec7 th\u1ed1ng.<\/li>\n<\/ul>\n

                    Ti\u00eau chu\u1ea9n t\u00e0i li\u1ec7u h\u00f3a<\/h3>\n

                    M\u1ed7i th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng c\u1ea7n c\u00f3 m\u00f4 t\u1ea3 \u0111i k\u00e8m.<\/p>\n

                      \n
                    • \u0110i\u1ec1u ki\u1ec7n ti\u00ean quy\u1ebft:<\/strong>\u0110i\u1ec1u g\u00ec ph\u1ea3i \u0111\u00fang tr\u01b0\u1edbc khi th\u00e0nh ph\u1ea7n n\u00e0y ch\u1ea1y?<\/li>\n
                    • \u0110i\u1ec1u ki\u1ec7n h\u1eadu t\u1ed1:<\/strong>\u0110i\u1ec1u g\u00ec \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o sau khi n\u00f3 k\u1ebft th\u00fac?<\/li>\n
                    • Tr\u01b0\u1eddng h\u1ee3p ngo\u1ea1i l\u1ec7:<\/strong>\u0110i\u1ec1u g\u00ec x\u1ea3y ra n\u1ebfu x\u1ea3y ra l\u1ed7i?<\/li>\n<\/ul>\n

                      Qu\u1ea3n l\u00fd \u0111\u1ed9 ph\u1ee9c t\u1ea1p v\u00e0 b\u1ea3o tr\u00ec \ud83d\udd04<\/h2>\n

                      Khi h\u1ec7 th\u1ed1ng ph\u00e1t tri\u1ec3n, m\u00f4 h\u00ecnh c\u0169ng ph\u1ea3i thay \u0111\u1ed5i theo. M\u1ed9t m\u00f4 h\u00ecnh c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng ph\u1ea3i d\u1ec5 d\u00e0ng c\u1eadp nh\u1eadt.<\/p>\n

                      Phi\u00ean b\u1ea3n h\u00f3a h\u00e0nh vi<\/h3>\n

                      Khi m\u1ed9t quy tr\u00ecnh kinh doanh thay \u0111\u1ed5i, b\u1ea1n ch\u1ec9 c\u1ea7n c\u1eadp nh\u1eadt \u0111\u1ecbnh ngh\u0129a c\u1ee7a h\u00e0nh vi, ch\u1ee9 kh\u00f4ng c\u1ea7n c\u1eadp nh\u1eadt t\u1eebng s\u01a1 \u0111\u1ed3 s\u1eed d\u1ee5ng n\u00f3.<\/p>\n

                        \n
                      • \u0110\u1ecbnh ngh\u0129a trung t\u00e2m:<\/strong>Gi\u1eef logic chi ti\u1ebft trong \u0111\u1ecbnh ngh\u0129a lu\u1ed3ng con ho\u1eb7c h\u00e0nh vi.<\/li>\n
                      • C\u1eadp nh\u1eadt li\u00ean k\u1ebft<\/strong> Khi \u0111\u1ecbnh ngh\u0129a thay \u0111\u1ed5i, t\u1ea5t c\u1ea3 c\u00e1c tham chi\u1ebfu s\u1ebd t\u1ef1 \u0111\u1ed9ng ph\u1ea3n \u00e1nh logic m\u1edbi.<\/li>\n
                      • H\u1ebft h\u1ea1n s\u1eed d\u1ee5ng:<\/strong>Ghi ch\u00fa c\u00e1c h\u00e0nh vi c\u0169 l\u00e0 \u0111\u00e3 h\u1ebft h\u1ea1n thay v\u00ec x\u00f3a ngay l\u1eadp t\u1ee9c \u0111\u1ec3 duy tr\u00ec kh\u1ea3 n\u0103ng truy v\u1ebft.<\/li>\n<\/ul>\n

                        X\u1eed l\u00fd thay \u0111\u1ed5i<\/h3>\n

                        C\u00e1c thay \u0111\u1ed5i th\u01b0\u1eddng mang l\u1ea1i c\u00e1c tr\u01b0\u1eddng h\u1ee3p bi\u00ean m\u1edbi. H\u00e3y s\u1eed d\u1ee5ng danh s\u00e1ch ki\u1ec3m tra sau khi c\u1eadp nh\u1eadt m\u1ed9t th\u00e0nh ph\u1ea7n.<\/p>\n

                          \n
                        • Ph\u00e2n t\u00edch t\u00e1c \u0111\u1ed9ng:<\/strong>Li\u1ec7t k\u00ea t\u1ea5t c\u1ea3 c\u00e1c s\u01a1 \u0111\u1ed3 tham chi\u1ebfu \u0111\u1ebfn th\u00e0nh ph\u1ea7n n\u00e0y.<\/li>\n
                        • Ki\u1ec3m th\u1eed h\u1ed3i quy:<\/strong>X\u00e1c minh thay \u0111\u1ed5i kh\u00f4ng l\u00e0m h\u1ecfng c\u00e1c quy tr\u00ecnh hi\u1ec7n c\u00f3.<\/li>\n
                        • Giao ti\u1ebfp:<\/strong>Th\u00f4ng b\u00e1o cho c\u00e1c b\u00ean li\u00ean quan v\u1ec1 s\u1ef1 thay \u0111\u1ed5i logic.<\/li>\n<\/ul>\n

                          C\u00e1c m\u1eabu ch\u1ed1ng l\u1ea1i ph\u1ed5 bi\u1ebfn c\u1ea7n tr\u00e1nh \u26a0\ufe0f<\/h2>\n

                          Ngay c\u1ea3 nh\u1eefng ng\u01b0\u1eddi m\u00f4 h\u00ecnh h\u00f3a c\u00f3 kinh nghi\u1ec7m c\u0169ng c\u00f3 th\u1ec3 r\u01a1i v\u00e0o nh\u1eefng c\u00e1i b\u1eaby l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng t\u00e1i s\u1eed d\u1ee5ng. Nh\u1eadn di\u1ec7n c\u00e1c m\u1eabu n\u00e0y gi\u00fap duy tr\u00ec m\u00f4 h\u00ecnh s\u1ea1ch s\u1ebd.<\/p>\n

                          1. S\u01a1 \u0111\u1ed3 M\u00ec \u0103n li\u1ec1n<\/h3>\n

                          \u0110i\u1ec1u n\u00e0y x\u1ea3y ra khi c\u00e1c lu\u1ed3ng \u0111i\u1ec1u khi\u1ec3n giao nhau m\u1ed9t c\u00e1ch h\u1ed7n lo\u1ea1n. \u0110i\u1ec1u n\u00e0y khi\u1ebfn vi\u1ec7c theo d\u00f5i logic tr\u1edf n\u00ean kh\u00f3 kh\u0103n. Lu\u00f4n s\u1eed d\u1ee5ng c\u00e1c lu\u1ed3ng b\u01a1i v\u00e0 c\u00e1c \u0111i\u1ec3m v\u00e0o\/ra r\u00f5 r\u00e0ng \u0111\u1ec3 ng\u0103n ng\u1eeba c\u00e1c lu\u1ed3ng r\u1ed1i.<\/p>\n

                          2. T\u00e1i tr\u1eebu t\u01b0\u1ee3ng qu\u00e1 m\u1ee9c<\/h3>\n

                          T\u1ea1o m\u1ed9t th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng cho t\u1eebng b\u01b0\u1edbc ri\u00eang l\u1ebb s\u1ebd l\u00e0m gi\u1ea3m gi\u00e1 tr\u1ecb c\u1ee7a tr\u1eebu t\u01b0\u1ee3ng h\u00f3a. Gom c\u00e1c b\u01b0\u1edbc li\u00ean quan th\u00e0nh c\u00e1c kh\u1ed1i h\u1ee3p l\u00fd. N\u1ebfu m\u1ed9t th\u00e0nh ph\u1ea7n ch\u1ec9 c\u00f3 m\u1ed9t b\u01b0\u1edbc, th\u00ec n\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n; \u0111\u00f3 ch\u1ec9 l\u00e0 m\u1ed9t b\u01b0\u1edbc.<\/p>\n

                          3. T\u00e1c \u0111\u1ed9ng ph\u1ee5 \u1ea9n<\/h3>\n

                          Kh\u00f4ng \u0111\u01b0\u1ee3c thay \u0111\u1ed5i tr\u1ea1ng th\u00e1i to\u00e0n c\u1ee5c b\u00ean trong m\u1ed9t th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng n\u1ebfu \u0111i\u1ec1u \u0111\u00f3 kh\u00f4ng hi\u1ec3n th\u1ecb r\u00f5 r\u00e0ng. N\u1ebfu m\u1ed9t th\u00e0nh ph\u1ea7n c\u1eadp nh\u1eadt m\u1ed9t b\u1ea3n ghi c\u01a1 s\u1edf d\u1eef li\u1ec7u, lu\u1ed3ng d\u1eef li\u1ec7u ph\u1ea3i hi\u1ec3n th\u1ecb r\u00f5 r\u00e0ng \u0111\u1ed1i t\u01b0\u1ee3ng \u0111ang \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt.<\/p>\n

                          So s\u00e1nh c\u00e1c ph\u01b0\u01a1ng ph\u00e1p chia nh\u1ecf\u6a21\u5757 \ud83d\udccb<\/h2>\n

                          Hi\u1ec3u \u0111\u01b0\u1ee3c s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u00e1c k\u1ef9 thu\u1eadt m\u00f4 h\u00ecnh h\u00f3a kh\u00e1c nhau s\u1ebd gi\u00fap ch\u1ecdn \u0111\u01b0\u1ee3c ph\u01b0\u01a1ng ph\u00e1p ph\u00f9 h\u1ee3p nh\u1ea5t cho h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n\n\n\n\n\n
                          Ph\u01b0\u01a1ng ph\u00e1p<\/th>\nTr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng t\u1ed1t nh\u1ea5t<\/th>\n\u01afu \u0111i\u1ec3m<\/th>\nNh\u01b0\u1ee3c \u0111i\u1ec3m<\/th>\n<\/tr>\n<\/thead>\n
                          H\u00e0nh \u0111\u1ed9ng G\u1ecdi H\u00e0nh vi<\/strong><\/td>\nT\u00e1i s\u1eed d\u1ee5ng logic tr\u00ean nhi\u1ec1u s\u01a1 \u0111\u1ed3<\/td>\nKh\u1ea3 n\u0103ng t\u00e1i s\u1eed d\u1ee5ng cao, tham chi\u1ebfu s\u1ea1ch s\u1ebd<\/td>\nY\u00eau c\u1ea7u qu\u1ea3n l\u00fd \u0111\u1ecbnh ngh\u0129a b\u00ean ngo\u00e0i<\/td>\n<\/tr>\n
                          D\u00f2ng ph\u1ee5<\/strong><\/td>\n\u1ea8n chi ti\u1ebft b\u00ean trong m\u1ed9t s\u01a1 \u0111\u1ed3 duy nh\u1ea5t<\/td>\nT\u1ed1t cho c\u00e1c b\u1ea3n xem ph\u00e2n c\u1ea5p<\/td>\nC\u00f3 th\u1ec3 b\u1ecb m\u1ea5t trong vi\u1ec7c l\u1ed3ng gh\u00e9p s\u00e2u<\/td>\n<\/tr>\n
                          Lu\u1ed3ng \u0111\u1ed1i t\u01b0\u1ee3ng<\/strong><\/td>\nTruy\u1ec1n d\u1eef li\u1ec7u gi\u1eefa c\u00e1c ho\u1ea1t \u0111\u1ed9ng<\/td>\nR\u00f5 r\u00e0ng ngu\u1ed3n g\u1ed1c d\u1eef li\u1ec7u<\/td>\nC\u00f3 th\u1ec3 l\u00e0m r\u1ed1i s\u01a1 \u0111\u1ed3 v\u1edbi nhi\u1ec1u \u0111\u01b0\u1eddng k\u1ebb<\/td>\n<\/tr>\n
                          Chia t\u00e1ch<\/strong><\/td>\nT\u00e1ch bi\u1ec7t tr\u00e1ch nhi\u1ec7m<\/td>\nL\u00e0m r\u00f5 quy\u1ec1n s\u1edf h\u1eefu<\/td>\nC\u00f3 th\u1ec3 l\u00e0m gi\u00e1n \u0111o\u1ea1n lu\u1ed3ng n\u1ebfu s\u1eed d\u1ee5ng qu\u00e1 m\u1ee9c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

                          T\u00edch h\u1ee3p v\u1edbi c\u00e1c m\u00f4 h\u00ecnh kh\u00e1c \ud83d\udd17<\/h2>\n

                          S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng t\u1ed3n t\u1ea1i m\u1ed9t c\u00e1ch bi\u1ec7t. Ch\u00fang l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a ki\u1ebfn tr\u00fac h\u1ec7 th\u1ed1ng l\u1edbn h\u01a1n. T\u00ednh t\u00e1i s\u1eed d\u1ee5ng trong s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng c\u1ea7n ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi s\u01a1 \u0111\u1ed3 l\u1edbp v\u00e0 s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1.<\/p>\n

                          Ph\u00f9 h\u1ee3p v\u1edbi s\u01a1 \u0111\u1ed3 l\u1edbp<\/h3>\n

                          \u0110\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong lu\u1ed3ng ho\u1ea1t \u0111\u1ed9ng t\u01b0\u01a1ng \u1ee9ng v\u1edbi c\u00e1c l\u1edbp th\u1ef1c t\u1ebf trong h\u1ec7 th\u1ed1ng c\u1ee7a b\u1ea1n. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u00f4 h\u00ecnh ph\u1ea3n \u00e1nh \u0111\u00fang tri\u1ec3n khai.<\/p>\n

                            \n
                          • \u00c1nh x\u1ea1 l\u1edbp:<\/strong>\u00c1nh x\u1ea1 c\u00e1c n\u00fat \u0111\u1ed1i t\u01b0\u1ee3ng ho\u1ea1t \u0111\u1ed9ng sang thu\u1ed9c t\u00ednh l\u1edbp.<\/li>\n
                          • \u00c1nh x\u1ea1 thao t\u00e1c:<\/strong>\u00c1nh x\u1ea1 c\u00e1c n\u00fat ho\u1ea1t \u0111\u1ed9ng sang c\u00e1c thao t\u00e1c l\u1edbp.<\/li>\n<\/ul>\n

                            Ph\u00f9 h\u1ee3p v\u1edbi s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1<\/h3>\n

                            S\u1eed d\u1ee5ng s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh quy tr\u00ecnh t\u1ed5ng th\u1ec3 v\u00e0 s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1 \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh chi ti\u1ebft t\u01b0\u01a1ng t\u00e1c. M\u1ed9t th\u00e0nh ph\u1ea7n ho\u1ea1t \u0111\u1ed9ng c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c m\u1edf r\u1ed9ng th\u00e0nh s\u01a1 \u0111\u1ed3 tu\u1ea7n t\u1ef1 \u0111\u1ec3 thi\u1ebft k\u1ebf chi ti\u1ebft giao th\u1ee9c.<\/p>\n

                            \u0110\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n tr\u00ean to\u00e0n b\u1ed9 m\u00f4 h\u00ecnh \ud83e\udded<\/h2>\n

                            T\u00ednh nh\u1ea5t qu\u00e1n l\u00e0 d\u1ea5u \u1ea5n c\u1ee7a m\u1ed9t m\u00f4 h\u00ecnh chuy\u00ean nghi\u1ec7p. Khi b\u1ea1n s\u1eed d\u1ee5ng c\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng, vi\u1ec7c \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u00ednh nh\u1ea5t qu\u00e1n tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n, nh\u01b0ng \u0111i\u1ec1u \u0111\u00f3 \u0111\u00f2i h\u1ecfi s\u1ef1 k\u1ef7 lu\u1eadt.<\/p>\n

                            T\u00ednh nh\u1ea5t qu\u00e1n v\u1ec1 h\u00ecnh \u1ea3nh<\/h3>\n
                              \n
                            • S\u1eed d\u1ee5ng h\u00ecnh d\u1ea1ng:<\/strong>S\u1eed d\u1ee5ng c\u00f9ng m\u1ed9t h\u00ecnh d\u1ea1ng cho c\u00f9ng lo\u1ea1i h\u00e0nh \u0111\u1ed9ng (v\u00ed d\u1ee5: h\u00ecnh ch\u1eef nh\u1eadt tr\u00f2n cho c\u00e1c h\u00e0nh \u0111\u1ed9ng).<\/li>\n
                            • M\u00e3 m\u00e0u:<\/strong>S\u1eed d\u1ee5ng m\u00e0u s\u1eafc \u0111\u1ec3 ch\u1ec9 ranh gi\u1edbi h\u1ec7 th\u1ed1ng ho\u1eb7c tr\u1ea1ng th\u00e1i (v\u00ed d\u1ee5: m\u00e0u xanh cho th\u00e0nh c\u00f4ng, m\u00e0u \u0111\u1ecf cho th\u1ea5t b\u1ea1i).<\/li>\n<\/ul>\n

                              T\u00ednh nh\u1ea5t qu\u00e1n v\u1ec1 m\u1eb7t logic<\/h3>\n
                                \n
                              • K\u1ebft th\u00fac:<\/strong> M\u1ed7i lu\u1ed3ng ph\u1ea3i k\u1ebft th\u00fac t\u1ea1i m\u1ed9t n\u00fat cu\u1ed1i c\u00f9ng ho\u1eb7c quay l\u1ea1i v\u00f2ng l\u1eb7p.<\/li>\n
                              • Ch\u1ebft ch\u1eafn:<\/strong>\u0110\u1ea3m b\u1ea3o kh\u00f4ng c\u00f3 \u0111i\u1ec3m n\u00e0o m\u00e0 lu\u1ed3ng d\u1eebng l\u1ea1i m\u1ed9t c\u00e1ch b\u1ea5t ng\u1edd.<\/li>\n
                              • Kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn:<\/strong>M\u1ed7i n\u00fat ph\u1ea3i c\u00f3 th\u1ec3 truy c\u1eadp \u0111\u01b0\u1ee3c t\u1eeb n\u00fat ban \u0111\u1ea7u.<\/li>\n<\/ul>\n

                                M\u1edf r\u1ed9ng cho m\u00f4i tr\u01b0\u1eddng doanh nghi\u1ec7p \ud83c\udf0d<\/h2>\n

                                Trong c\u00e1c t\u1ed5 ch\u1ee9c l\u1edbn, nhi\u1ec1u \u0111\u1ed9i nh\u00f3m c\u00f3 th\u1ec3 l\u00e0m vi\u1ec7c tr\u00ean c\u00f9ng m\u1ed9t h\u1ec7 th\u1ed1ng. C\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng h\u1ed7 tr\u1ee3 s\u1ef1 h\u1ee3p t\u00e1c n\u00e0y.<\/p>\n

                                Ch\u1ee7 s\u1edf h\u1eefu \u0111\u1ed9i nh\u00f3m<\/h3>\n

                                Giao quy\u1ec1n s\u1edf h\u1eefu c\u00e1c h\u00e0nh vi c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng c\u1ee5 th\u1ec3 cho c\u00e1c \u0111\u1ed9i nh\u00f3m c\u1ee5 th\u1ec3. \u0110\u1ed9i nh\u00f3m ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1ec1 \u201cX\u00e1c th\u1ef1c\u201d s\u1ebd s\u1edf h\u1eefu h\u00e0nh viX\u00e1c th\u1ef1c ng\u01b0\u1eddi d\u00f9ng<\/code>h\u00e0nh vi. C\u00e1c \u0111\u1ed9i nh\u00f3m kh\u00e1c g\u1ecdi \u0111\u1ebfn h\u00e0nh vi n\u00e0y m\u00e0 kh\u00f4ng c\u1ea7n bi\u1ebft chi ti\u1ebft b\u00ean trong.<\/p>\n

                                Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng t\u00e1c<\/h3>\n

                                X\u00e1c \u0111\u1ecbnh giao di\u1ec7n cho c\u00e1c h\u00e0nh vi cho ph\u00e9p c\u00e1c h\u1ec7 th\u1ed1ng kh\u00e1c nhau t\u01b0\u01a1ng t\u00e1c v\u1edbi nhau. N\u1ebfu m\u1ed9t h\u00e0nh vi \u0111\u01b0\u1ee3c g\u1ecdi b\u1edfi h\u1ec7 th\u1ed1ng b\u00ean ngo\u00e0i, c\u00e1c tham s\u1ed1 \u0111\u1ea7u v\u00e0o v\u00e0 \u0111\u1ea7u ra ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a nghi\u00eam ng\u1eb7t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ednh t\u01b0\u01a1ng th\u00edch.<\/p>\n

                                R\u00e8n luy\u1ec7n k\u1ef9 n\u0103ng m\u00f4 h\u00ecnh h\u00f3a c\u1ee7a b\u1ea1n \ud83c\udfaf<\/h2>\n

                                Th\u00e0nh th\u1ea1o ngh\u1ec7 thu\u1eadt m\u00f4 h\u00ecnh h\u00f3a c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng \u0111\u00f2i h\u1ecfi luy\u1ec7n t\u1eadp. B\u1eaft \u0111\u1ea7u b\u1eb1ng c\u00e1ch x\u00e1c \u0111\u1ecbnh c\u00e1c m\u1eabu l\u1eb7p l\u1ea1i trong s\u01a1 \u0111\u1ed3 hi\u1ec7n t\u1ea1i c\u1ee7a b\u1ea1n. C\u00f3 m\u1ed9t quy tr\u00ecnh \u0111\u0103ng nh\u1eadp chu\u1ea9n kh\u00f4ng? M\u1ed9t quy tr\u00ecnh b\u00e1o c\u00e1o chu\u1ea9n kh\u00f4ng? Tr\u00edch xu\u1ea5t nh\u1eefng \u0111i\u1ec1u n\u00e0y th\u00e0nh c\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng.<\/p>\n

                                  \n
                                • Ki\u1ec3m to\u00e1n:<\/strong>Xem x\u00e9t l\u1ea1i c\u00e1c s\u01a1 \u0111\u1ed3 hi\u1ec7n c\u00f3 \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1ef1 tr\u00f9ng l\u1eb7p.<\/li>\n
                                • Tr\u00edch xu\u1ea5t:<\/strong>Chuy\u1ec3n logic tr\u00f9ng l\u1eb7p v\u00e0o m\u1ed9t \u0111\u1ecbnh ngh\u0129a duy nh\u1ea5t.<\/li>\n
                                • T\u00e1i c\u1ea5u tr\u00fac:<\/strong>C\u1eadp nh\u1eadt c\u00e1c tham chi\u1ebfu \u0111\u1ec3 tr\u1ecf \u0111\u1ebfn \u0111\u1ecbnh ngh\u0129a m\u1edbi.<\/li>\n
                                • X\u00e1c minh:<\/strong>Ki\u1ec3m tra xem h\u00e0nh vi c\u1ee7a h\u1ec7 th\u1ed1ng c\u00f3 v\u1eabn gi\u1eef nguy\u00ean hay kh\u00f4ng.<\/li>\n<\/ul>\n

                                  B\u1eb1ng c\u00e1ch tu\u00e2n theo c\u00e1c h\u01b0\u1edbng d\u1eabn n\u00e0y, b\u1ea1n t\u1ea1o ra m\u1ed9t m\u00f4i tr\u01b0\u1eddng m\u00f4 h\u00ecnh h\u00f3a h\u1ed7 tr\u1ee3 s\u1ef1 ph\u00e1t tri\u1ec3n. C\u00e1c s\u01a1 \u0111\u1ed3 tr\u1edf th\u00e0nh t\u00e0i li\u1ec7u s\u1ed1ng \u0111\u1ed9ng, ph\u00e1t tri\u1ec3n c\u00f9ng h\u1ec7 th\u1ed1ng thay v\u00ec tr\u1edf th\u00e0nh t\u00e0i li\u1ec7u l\u1ed7i th\u1eddi.<\/p>\n

                                  Suy ngh\u0129 cu\u1ed1i c\u00f9ng v\u1ec1 m\u00f4 h\u00ecnh h\u00f3a b\u1ec1n v\u1eefng \ud83d\ude80<\/h2>\n

                                  X\u00e2y d\u1ef1ng c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng l\u00e0 v\u1ec1 vi\u1ec7c qu\u1ea3n l\u00fd \u0111\u1ed9 ph\u1ee9c t\u1ea1p. C\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng trong s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng UML l\u00e0 c\u00f4ng c\u1ee5 ch\u00ednh \u0111\u1ec3 qu\u1ea3n l\u00fd \u0111i\u1ec1u n\u00e0y. B\u1eb1ng c\u00e1ch t\u1eadp trung v\u00e0o t\u00ednh module, lu\u1ed3ng d\u1eef li\u1ec7u r\u00f5 r\u00e0ng v\u00e0 quy t\u1eafc \u0111\u1eb7t t\u00ean nghi\u00eam ng\u1eb7t, b\u1ea1n t\u1ea1o ra c\u00e1c m\u00f4 h\u00ecnh v\u1eefng ch\u1eafc v\u00e0 d\u1ec5 b\u1ea3o tr\u00ec.<\/p>\n

                                  H\u00e3y nh\u1edb r\u1eb1ng m\u1ee5c ti\u00eau kh\u00f4ng ch\u1ec9 l\u00e0 v\u1ebd m\u1ed9t s\u01a1 \u0111\u1ed3, m\u00e0 c\u00f2n l\u00e0 truy\u1ec1n \u0111\u1ea1t h\u00e0nh vi c\u1ee7a h\u1ec7 th\u1ed1ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. M\u1ed9t m\u00f4 h\u00ecnh \u0111\u01b0\u1ee3c c\u1ea5u tr\u00fac t\u1ed1t s\u1ebd gi\u1ea3m thi\u1ec3u s\u1ef1 m\u01a1 h\u1ed3 cho c\u1ea3 nh\u00e0 ph\u00e1t tri\u1ec3n l\u1eabn c\u00e1c b\u00ean li\u00ean quan. Khi b\u1ea1n ti\u1ebfp t\u1ee5c thi\u1ebft k\u1ebf, h\u00e3y lu\u00f4n \u0111\u1eb7t nguy\u00ean t\u1eafc t\u00e1i s\u1eed d\u1ee5ng l\u00ean h\u00e0ng \u0111\u1ea7u trong qu\u00e1 tr\u00ecnh ra quy\u1ebft \u0111\u1ecbnh.<\/p>\n

                                  \u0110\u1ea7u t\u01b0 th\u1eddi gian v\u00e0o thi\u1ebft k\u1ebf th\u00e0nh ph\u1ea7n ph\u00f9 h\u1ee3p ngay b\u00e2y gi\u1edd s\u1ebd ti\u1ebft ki\u1ec7m \u0111\u00e1ng k\u1ec3 c\u00f4ng s\u1ee9c trong giai \u0111o\u1ea1n b\u1ea3o tr\u00ec sau n\u00e0y. C\u00e1c s\u01a1 \u0111\u1ed3 c\u1ee7a b\u1ea1n s\u1ebd \u0111\u00f3ng vai tr\u00f2 l\u00e0 n\u1ec1n t\u1ea3ng \u0111\u00e1ng tin c\u1eady cho to\u00e0n b\u1ed9 v\u00f2ng \u0111\u1eddi ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m.<\/p>\n","protected":false},"excerpt":{"rendered":"

                                  Thi\u1ebft k\u1ebf c\u00e1c h\u1ec7 th\u1ed1ng ph\u1ee9c t\u1ea1p \u0111\u00f2i h\u1ecfi h\u01a1n ch\u1ec9 vi\u1ec7c v\u1ebd c\u00e1c h\u00ecnh h\u1ed9p v\u00e0 m\u0169i t\u00ean. N\u00f3 \u0111\u00f2i h\u1ecfi m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn c\u00f3 c\u1ea5u tr\u00fac \u0111\u1ec3…<\/p>\n","protected":false},"author":1,"featured_media":643,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"S\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng UML c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng cho c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng \ud83c\udfd7\ufe0f","_yoast_wpseo_metadesc":"H\u1ecdc c\u00e1ch x\u00e2y d\u1ef1ng c\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 t\u00e1i s\u1eed d\u1ee5ng trong s\u01a1 \u0111\u1ed3 ho\u1ea1t \u0111\u1ed9ng UML cho c\u00e1c h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng. 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