{"id":3503,"date":"2026-03-31T11:09:54","date_gmt":"2026-03-31T03:09:54","guid":{"rendered":"https:\/\/www.go2posts.com\/vi\/package-diagram-patterns-architectural-structures\/"},"modified":"2026-03-31T11:09:54","modified_gmt":"2026-03-31T03:09:54","slug":"package-diagram-patterns-architectural-structures","status":"publish","type":"post","link":"https:\/\/www.go2posts.com\/vi\/package-diagram-patterns-architectural-structures\/","title":{"rendered":"C\u00e1c M\u1eabu S\u01a1 \u0110\u1ed3 G\u00f3i: Nh\u1eadn di\u1ec7n v\u00e0 \u00c1p d\u1ee5ng C\u00e1c C\u1ea5u Tr\u00fac Ki\u1ebfn Tr\u00fac Chu\u1ea9n"},"content":{"rendered":"<p>Trong h\u1ec7 sinh th\u00e1i ph\u1ee9c t\u1ea1p c\u1ee7a ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, s\u1ef1 r\u00f5 r\u00e0ng l\u00e0 \u0111\u1ed3ng ti\u1ec1n qu\u00fd gi\u00e1 nh\u1ea5t. Trong khi m\u00e3 ngu\u1ed3n \u0111\u1ecbnh ngh\u0129a h\u00e0nh vi, th\u00ec c\u1ea5u tr\u00fac \u0111\u1ecbnh ngh\u0129a s\u1ef1 \u1ed5n \u0111\u1ecbnh. S\u01a1 \u0111\u1ed3 g\u00f3i \u0111\u00f3ng vai tr\u00f2 l\u00e0 b\u1ea3n v\u1ebd thi\u1ebft k\u1ebf cho s\u1ef1 \u1ed5n \u0111\u1ecbnh n\u00e0y, cung c\u1ea5p c\u00e1i nh\u00ecn c\u1ea5p cao v\u1ec1 t\u1ed5 ch\u1ee9c c\u1ee7a h\u1ec7 th\u1ed1ng. Ch\u00fang lo\u1ea1i b\u1ecf chi ti\u1ebft tri\u1ec3n khai \u0111\u1ec3 t\u1eadp trung v\u00e0o c\u00e1c m\u1ed1i quan h\u1ec7, ph\u1ee5 thu\u1ed9c v\u00e0 ranh gi\u1edbi gi\u1eefa c\u00e1c module. Hi\u1ec3u r\u00f5 <strong>c\u00e1c m\u1eabu s\u01a1 \u0111\u1ed3 g\u00f3i<\/strong>gi\u00fap c\u00e1c ki\u1ebfn tr\u00fac s\u01b0 thi\u1ebft k\u1ebf c\u00e1c h\u1ec7 th\u1ed1ng d\u1ec5 b\u1ea3o tr\u00ec, d\u1ec5 m\u1edf r\u1ed9ng v\u00e0 b\u1ec1n b\u1ec9 tr\u01b0\u1edbc s\u1ef1 thay \u0111\u1ed5i.<\/p>\n<p>H\u01b0\u1edbng d\u1eabn n\u00e0y kh\u00e1m ph\u00e1 c\u00e1c c\u1ea5u tr\u00fac ki\u1ebfn tr\u00fac chu\u1ea9n xu\u1ea5t hi\u1ec7n trong s\u01a1 \u0111\u1ed3 g\u00f3i. N\u00f3 \u0111i xa h\u01a1n ng\u1eef ph\u00e1p c\u01a1 b\u1ea3n \u0111\u1ec3 ph\u00e2n t\u00edch logic \u0111\u1eb1ng sau vi\u1ec7c nh\u00f3m, c\u00e1c quy t\u1eafc v\u1ec1 ph\u1ee5 thu\u1ed9c v\u00e0 h\u1ec7 qu\u1ea3 c\u1ee7a c\u00e1c l\u1ef1a ch\u1ecdn c\u1ea5u tr\u00fac. B\u1eb1ng c\u00e1ch nh\u1eadn di\u1ec7n nh\u1eefng m\u1eabu n\u00e0y, c\u00e1c \u0111\u1ed9i ng\u0169 c\u00f3 th\u1ec3 \u0111\u1ed3ng b\u1ed9 h\u00f3a c\u00e1c m\u00f4 h\u00ecnh tr\u1ef1c quan c\u1ee7a h\u1ecd v\u1edbi m\u1ee5c ti\u00eau k\u1ef9 thu\u1eadt c\u1ee7a m\u00ecnh.<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter\"><img alt=\"Marker-style infographic illustrating four key package diagram patterns in software architecture: Layered Architecture with horizontal dependency flow, Microkernel with core-and-extensions structure, Pipe and Filter for sequential data processing, and Shared Kernel for reusable core modules. Includes foundational principles of cohesion and coupling, common anti-patterns to avoid like spaghetti dependencies and god packages, and best practices for maintainable system design. Hand-drawn visual guide for software architects and development teams.\" decoding=\"async\" src=\"https:\/\/www.go2posts.com\/wp-content\/uploads\/2026\/03\/package-diagram-patterns-architecture-infographic.jpg\"\/><\/figure>\n<\/div>\n<h2>\ud83e\uddf1 C\u00e1c Nguy\u00ean T\u1eafc C\u01a1 B\u1ea3n V\u1ec1 T\u1ed5 Ch\u1ee9c G\u00f3i<\/h2>\n<p>Tr\u01b0\u1edbc khi \u00e1p d\u1ee5ng c\u00e1c m\u1eabu c\u1ee5 th\u1ec3, c\u1ea7n hi\u1ec3u r\u00f5 c\u00e1c c\u01a1 ch\u1ebf n\u1ec1n t\u1ea3ng \u0111i\u1ec1u khi\u1ec3n s\u01a1 \u0111\u1ed3 g\u00f3i. Nh\u1eefng s\u01a1 \u0111\u1ed3 n\u00e0y kh\u00f4ng ch\u1ec9 l\u00e0 c\u00e1c trang tr\u00ed tr\u1ef1c quan; ch\u00fang \u0111\u1ea1i di\u1ec7n cho c\u00e1c ranh gi\u1edbi logic. Hai nguy\u00ean t\u1eafc ch\u00ednh quy\u1ebft \u0111\u1ecbnh hi\u1ec7u qu\u1ea3 c\u1ee7a b\u1ea5t k\u1ef3 c\u1ea5u tr\u00fac g\u00f3i n\u00e0o:<\/p>\n<ul>\n<li><strong>T\u00ednh g\u1eafn k\u1ebft:<\/strong>C\u00e1c th\u00e0nh ph\u1ea7n b\u00ean trong m\u1ed9t g\u00f3i ph\u1ea3i c\u00f3 m\u1ed1i li\u00ean h\u1ec7 ch\u1eb7t ch\u1ebd v\u1edbi nhau. N\u1ebfu m\u1ed9t g\u00f3i ch\u1ee9a c\u00e1c ch\u1ee9c n\u0103ng kh\u00f4ng li\u00ean quan, vi\u1ec7c hi\u1ec3u v\u00e0 s\u1eeda \u0111\u1ed5i s\u1ebd tr\u1edf n\u00ean kh\u00f3 kh\u0103n. T\u00ednh g\u1eafn k\u1ebft cao \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u1ed9t thay \u0111\u1ed5i \u1edf m\u1ed9t khu v\u1ef1c s\u1ebd kh\u00f4ng lan truy\u1ec1n m\u1ed9t c\u00e1ch b\u1ea5t ng\u1edd kh\u1eafp to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng.<\/li>\n<li><strong>T\u00ednh li\u00ean k\u1ebft:<\/strong>\u0110\u00e2y l\u00e0 th\u01b0\u1edbc \u0111o m\u1ee9c \u0111\u1ed9 ph\u1ee5 thu\u1ed9c l\u1eabn nhau gi\u1eefa c\u00e1c g\u00f3i. M\u1ee5c ti\u00eau l\u00e0 gi\u1ea3m li\u00ean k\u1ebft. Khi c\u00e1c g\u00f3i ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c tri\u1ec3n khai c\u1ee5 th\u1ec3 thay v\u00ec c\u00e1c tr\u1eebu t\u01b0\u1ee3ng, h\u1ec7 th\u1ed1ng s\u1ebd tr\u1edf n\u00ean c\u1ee9ng nh\u1eafc. C\u00e1c m\u1eabu hi\u1ec7u qu\u1ea3 s\u1ebd t\u1ed1i thi\u1ec3u h\u00f3a li\u00ean k\u1ebft \u0111\u1ec3 cho ph\u00e9p s\u1ef1 ph\u00e1t tri\u1ec3n \u0111\u1ed9c l\u1eadp.<\/li>\n<\/ul>\n<p>S\u01a1 \u0111\u1ed3 g\u00f3i th\u1ec3 hi\u1ec7n nh\u1eefng kh\u00e1i ni\u1ec7m n\u00e0y. C\u00e1c m\u0169i t\u00ean ch\u1ec9 ra c\u00e1c m\u1ed1i ph\u1ee5 thu\u1ed9c. H\u01b0\u1edbng c\u1ee7a m\u0169i t\u00ean cho th\u1ea5y g\u00f3i n\u00e0o c\u1ea7n g\u00f3i kia. M\u1ed9t s\u01a1 \u0111\u1ed3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf t\u1ed1t s\u1ebd th\u1ec3 hi\u1ec7n d\u00f2ng ch\u1ea3y th\u00f4ng tin r\u00f5 r\u00e0ng, tr\u00e1nh \u0111\u01b0\u1ee3c nh\u1eefng m\u1ea1ng l\u01b0\u1edbi r\u1ed1i ren c\u1ee7a c\u00e1c m\u1ed1i ph\u1ee5 thu\u1ed9c v\u00f2ng tr\u00f2n.<\/p>\n<h2>\ud83d\udd0d Nh\u1eadn di\u1ec7n C\u00e1c M\u1eabu Ki\u1ebfn Tr\u00fac Chu\u1ea9n<\/h2>\n<p>C\u00e1c m\u1eabu ki\u1ebfn tr\u00fac l\u00e0 nh\u1eefng gi\u1ea3i ph\u00e1p l\u1eb7p l\u1ea1i cho c\u00e1c v\u1ea5n \u0111\u1ec1 ph\u1ed5 bi\u1ebfn. Trong b\u1ed1i c\u1ea3nh s\u01a1 \u0111\u1ed3 g\u00f3i, nh\u1eefng m\u1eabu n\u00e0y \u0111\u1ecbnh ngh\u0129a c\u00e1ch c\u00e1c g\u00f3i \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp v\u00e0 t\u01b0\u01a1ng t\u00e1c v\u1edbi nhau. Vi\u1ec7c nh\u1eadn di\u1ec7n \u0111\u00fang m\u1eabu ngay t\u1eeb \u0111\u1ea7u s\u1ebd ng\u0103n ng\u1eeba n\u1ee3 c\u1ea5u tr\u00fac v\u1ec1 sau.<\/p>\n<h3>1. Ki\u1ebfn tr\u00fac L\u1edbp<\/h3>\n<p>M\u1eabu l\u1edbp c\u00f3 l\u1ebd l\u00e0 c\u1ea5u tr\u00fac ph\u1ed5 bi\u1ebfn nh\u1ea5t trong c\u00e1c h\u1ec7 th\u1ed1ng doanh nghi\u1ec7p. N\u00f3 s\u1eafp x\u1ebfp c\u00e1c g\u00f3i th\u00e0nh c\u00e1c l\u1edbp ngang d\u1ef1a tr\u00ean m\u1ee9c \u0111\u1ed9 tr\u1eebu t\u01b0\u1ee3ng ho\u1eb7c tr\u00e1ch nhi\u1ec7m c\u1ee7a ch\u00fang. M\u1ed7i l\u1edbp ch\u1ec9 t\u01b0\u01a1ng t\u00e1c v\u1edbi l\u1edbp ngay ph\u00eda d\u01b0\u1edbi n\u00f3.<\/p>\n<ul>\n<li><strong>C\u1ea5u tr\u00fac:<\/strong>C\u00e1c g\u00f3i \u0111\u01b0\u1ee3c x\u1ebfp ch\u1ed3ng l\u00ean nhau theo chi\u1ec1u d\u1ecdc. L\u1edbp tr\u00ean (v\u00ed d\u1ee5: Giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng) ph\u1ee5 thu\u1ed9c v\u00e0o l\u1edbp gi\u1eefa (v\u00ed d\u1ee5: Logic kinh doanh), l\u1edbp gi\u1eefa l\u1ea1i ph\u1ee5 thu\u1ed9c v\u00e0o l\u1edbp d\u01b0\u1edbi c\u00f9ng (v\u00ed d\u1ee5: Truy c\u1eadp d\u1eef li\u1ec7u).<\/li>\n<li><strong>Quy t\u1eafc Ph\u1ee5 thu\u1ed9c:<\/strong>C\u00e1c m\u1ed1i ph\u1ee5 thu\u1ed9c ph\u1ea3i ch\u1ea3y theo m\u1ed9t chi\u1ec1u. L\u1edbp tr\u00ean kh\u00f4ng th\u1ec3 ph\u1ee5 thu\u1ed9c tr\u1ef1c ti\u1ebfp v\u00e0o l\u1edbp d\u01b0\u1edbi. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o s\u1ef1 t\u00e1ch bi\u1ec7t tr\u00e1ch nhi\u1ec7m.<\/li>\n<li><strong>L\u1ee3i \u00edch:<\/strong>N\u00f3 \u0111\u01a1n gi\u1ea3n h\u00f3a vi\u1ec7c ki\u1ec3m th\u1eed v\u00e0 cho ph\u00e9p thay th\u1ebf c\u00e1c l\u1edbp m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c l\u1edbp kh\u00e1c, mi\u1ec5n l\u00e0 c\u00e1c giao di\u1ec7n v\u1eabn \u1ed5n \u0111\u1ecbnh.<\/li>\n<\/ul>\n<h3>2. Ki\u1ebfn tr\u00fac Microkernel<\/h3>\n<p>M\u1eabu n\u00e0y t\u00e1ch bi\u1ec7t ch\u1ee9c n\u0103ng c\u1ed1t l\u00f5i kh\u1ecfi c\u00e1c ph\u1ea7n m\u1edf r\u1ed9ng. M\u1eabu n\u00e0y r\u1ea5t ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng c\u1ea7n kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng, nh\u01b0 c\u00e1c IDE ho\u1eb7c n\u1ec1n t\u1ea3ng qu\u1ea3n l\u00fd n\u1ed9i dung.<\/p>\n<ul>\n<li><strong>C\u1ea5u tr\u00fac:<\/strong>M\u1ed9t g\u00f3i trung t\u00e2m ch\u1ee9a logic c\u1ed1t l\u00f5i. Xung quanh n\u00f3 l\u00e0 nhi\u1ec1u g\u00f3i m\u1edf r\u1ed9ng.<\/li>\n<li><strong>Quy t\u1eafc Ph\u1ee5 thu\u1ed9c:<\/strong>G\u00f3i c\u1ed1t l\u00f5i \u0111\u1ecbnh ngh\u0129a c\u00e1c giao di\u1ec7n. C\u00e1c g\u00f3i m\u1edf r\u1ed9ng tri\u1ec3n khai c\u00e1c giao di\u1ec7n n\u00e0y. G\u00f3i c\u1ed1t l\u00f5i ch\u01b0a bao gi\u1edd ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c g\u00f3i m\u1edf r\u1ed9ng, nh\u01b0ng c\u00e1c g\u00f3i m\u1edf r\u1ed9ng l\u1ea1i ph\u1ee5 thu\u1ed9c v\u00e0o g\u00f3i c\u1ed1t l\u00f5i.<\/li>\n<li><strong>L\u1ee3i \u00edch:<\/strong>C\u00e1c t\u00ednh n\u0103ng m\u1edbi c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o m\u00e0 kh\u00f4ng c\u1ea7n s\u1eeda \u0111\u1ed5i h\u1ec7 th\u1ed1ng c\u1ed1t l\u00f5i, t\u1eeb \u0111\u00f3 gi\u1ea3m thi\u1ec3u r\u1ee7i ro l\u1ed7i h\u1ed3i quy.<\/li>\n<\/ul>\n<h3>3. \u1ed0ng d\u1eabn v\u00e0 B\u1ed9 l\u1ecdc<\/h3>\n<p>Ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi c\u00e1c lu\u1ed3ng x\u1eed l\u00fd d\u1eef li\u1ec7u, m\u1eabu n\u00e0y chia h\u1ec7 th\u1ed1ng th\u00e0nh c\u00e1c \u0111\u01a1n v\u1ecb x\u1eed l\u00fd (b\u1ed9 l\u1ecdc) \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi nhau b\u1edfi c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u (\u1ed1ng d\u1eabn).<\/p>\n<ul>\n<li><strong>C\u1ea5u tr\u00fac:<\/strong>M\u1ed7i g\u00f3i \u0111\u1ea1i di\u1ec7n cho m\u1ed9t b\u01b0\u1edbc bi\u1ebfn \u0111\u1ed5i c\u1ee5 th\u1ec3. D\u1eef li\u1ec7u ch\u1ea3y t\u1eeb g\u00f3i n\u00e0y sang g\u00f3i ti\u1ebfp theo.<\/li>\n<li><strong>Quy t\u1eafc ph\u1ee5 thu\u1ed9c:<\/strong> C\u00e1c b\u1ed9 l\u1ecdc ph\u1ee5 thu\u1ed9c v\u00e0o l\u01b0\u1ee3c \u0111\u1ed3 d\u1eef li\u1ec7u nh\u01b0ng kh\u00f4ng ph\u1ee5 thu\u1ed9c l\u1eabn nhau. Ch\u00fang giao ti\u1ebfp th\u00f4ng qua \u1ed1ng d\u1eabn (giao di\u1ec7n).<\/li>\n<li><strong>L\u1ee3i \u00edch:<\/strong> T\u00ednh t\u00e1i s\u1eed d\u1ee5ng cao. M\u1ed9t b\u1ed9 l\u1ecdc \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf cho m\u1ed9t lu\u1ed3ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00e1i s\u1eed d\u1ee5ng trong lu\u1ed3ng kh\u00e1c n\u1ebfu \u0111\u1ecbnh d\u1ea1ng d\u1eef li\u1ec7u ph\u00f9 h\u1ee3p.<\/li>\n<\/ul>\n<h3>4. L\u00f5i chung<\/h3>\n<p>M\u1eabu n\u00e0y bao g\u1ed3m nhi\u1ec1u h\u1ec7 th\u1ed1ng con chia s\u1ebb m\u1ed9t t\u1eadp h\u1ee3p c\u00e1c g\u00f3i chung. M\u1eabu n\u00e0y h\u1eefu \u00edch khi c\u00e1c s\u1ea3n ph\u1ea9m kh\u00e1c nhau chia s\u1ebb m\u1ed9t l\u01b0\u1ee3ng l\u1edbn logic c\u1ed1t l\u00f5i.<\/p>\n<ul>\n<li><strong>C\u1ea5u tr\u00fac:<\/strong> M\u1ed9t g\u00f3i trung t\u00e2m ch\u1ee9a m\u00e3 chung. C\u00e1c g\u00f3i ngo\u1ea1i vi ch\u1ee9a m\u00e3 ri\u00eang bi\u1ec7t cho c\u00e1c h\u1ec7 th\u1ed1ng con c\u1ee5 th\u1ec3.<\/li>\n<li><strong>Quy t\u1eafc ph\u1ee5 thu\u1ed9c:<\/strong> C\u00e1c g\u00f3i ngo\u1ea1i vi ph\u1ee5 thu\u1ed9c v\u00e0o l\u00f5i chung. L\u00f5i chung n\u00ean duy tr\u00ec \u1ed5n \u0111\u1ecbnh v\u00e0 kh\u00f4ng thay \u0111\u1ed5i.<\/li>\n<li><strong>L\u1ee3i \u00edch:<\/strong> Gi\u1ea3m s\u1ef1 tr\u00f9ng l\u1eb7p. \u0110\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n gi\u1eefa c\u00e1c s\u1ea3n ph\u1ea9m ho\u1eb7c module kh\u00e1c nhau.<\/li>\n<\/ul>\n<h2>\ud83d\udcca So s\u00e1nh c\u00e1c m\u1eabu c\u1ea5u tr\u00fac<\/h2>\n<p>B\u1ea3ng sau t\u00f3m t\u1eaft c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u00ednh c\u1ee7a c\u00e1c m\u1eabu n\u00e0y \u0111\u1ec3 h\u1ed7 tr\u1ee3 vi\u1ec7c l\u1ef1a ch\u1ecdn.<\/p>\n<table>\n<thead>\n<tr>\n<th>M\u1eabu<\/th>\n<th>M\u1ee5c ti\u00eau ch\u00ednh<\/th>\n<th>H\u01b0\u1edbng ph\u1ee5 thu\u1ed9c<\/th>\n<th>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng t\u1ed1t nh\u1ea5t<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>L\u1edbp<\/td>\n<td>T\u00e1ch bi\u1ec7t c\u00e1c v\u1ea5n \u0111\u1ec1<\/td>\n<td>T\u1eeb tr\u00ean xu\u1ed1ng d\u01b0\u1edbi<\/td>\n<td>\u1ee8ng d\u1ee5ng doanh nghi\u1ec7p<\/td>\n<\/tr>\n<tr>\n<td>L\u00f5i vi m\u00f4<\/td>\n<td>Kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng<\/td>\n<td>T\u1eeb l\u00f5i \u0111\u1ebfn ph\u1ea7n m\u1edf r\u1ed9ng<\/td>\n<td>H\u1ec7 th\u1ed1ng d\u1ef1a tr\u00ean ti\u1ec7n \u00edch m\u1edf r\u1ed9ng<\/td>\n<\/tr>\n<tr>\n<td>\u1ed0ng d\u1eabn &amp; B\u1ed9 l\u1ecdc<\/td>\n<td>Chuy\u1ec3n \u0111\u1ed5i D\u1eef li\u1ec7u<\/td>\n<td>Lu\u1ed3ng tu\u1ea7n t\u1ef1<\/td>\n<td>ETL, X\u1eed l\u00fd D\u1eef li\u1ec7u<\/td>\n<\/tr>\n<tr>\n<td>H\u1ea1t nh\u00e2n chung<\/td>\n<td>T\u00e1i s\u1eed d\u1ee5ng m\u00e3 ngu\u1ed3n<\/td>\n<td>H\u00ecnh qu\u1ea1t (ra ngo\u00e0i)<\/td>\n<td>C\u00e1c gia \u0111\u00ecnh s\u1ea3n ph\u1ea9m<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u26a0\ufe0f Nh\u1eadn di\u1ec7n c\u00e1c m\u1eabu ph\u1ea3n t\u00e1c d\u1ee5ng<\/h2>\n<p>Gi\u1ed1ng nh\u01b0 c\u00f3 nh\u1eefng c\u1ea5u tr\u00fac ti\u00eau chu\u1ea9n, c\u0169ng c\u00f3 nh\u1eefng sai l\u1ea7m ph\u1ed5 bi\u1ebfn l\u00e0m gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng h\u1ec7 th\u1ed1ng. Nh\u1eadn di\u1ec7n c\u00e1c m\u1eabu ph\u1ea3n t\u00e1c d\u1ee5ng n\u00e0y quan tr\u1ecdng kh\u00f4ng k\u00e9m g\u00ec vi\u1ec7c nh\u1eadn di\u1ec7n c\u00e1c m\u1eabu h\u1ee3p l\u1ec7.<\/p>\n<h3>1. C\u00e1c ph\u1ee5 thu\u1ed9c h\u1ed7n \u0111\u1ed9n<\/h3>\n<p>\u0110i\u1ec1u n\u00e0y x\u1ea3y ra khi c\u00e1c g\u00f3i c\u00f3 nhi\u1ec1u ph\u1ee5 thu\u1ed9c kh\u00f4ng c\u1ea5u tr\u00fac. Kh\u00f4ng c\u00f3 lu\u1ed3ng hay th\u1ee9 t\u1ef1 r\u00f5 r\u00e0ng. S\u01a1 \u0111\u1ed3 tr\u00f4ng gi\u1ed1ng nh\u01b0 m\u1ed9t m\u1edb h\u1ed7n \u0111\u1ed9n.<\/p>\n<ul>\n<li><strong>D\u1ea5u hi\u1ec7u:<\/strong> Nhi\u1ec1u m\u0169i t\u00ean ch\u00e9o nhau gi\u1eefa c\u00e1c g\u00f3i. C\u00e1c ph\u1ee5 thu\u1ed9c v\u00f2ng tr\u00f2n n\u01a1i g\u00f3i A ph\u1ee5 thu\u1ed9c v\u00e0o B, v\u00e0 B ph\u1ee5 thu\u1ed9c v\u00e0o A.<\/li>\n<li><strong>T\u00e1c \u0111\u1ed9ng:<\/strong> Nh\u1eefng thay \u0111\u1ed5i tr\u1edf n\u00ean nguy hi\u1ec3m. S\u1eeda l\u1ed7i trong m\u1ed9t g\u00f3i c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng ch\u1ee9c n\u0103ng \u1edf nhi\u1ec1u g\u00f3i kh\u00e1c.<\/li>\n<\/ul>\n<h3>2. G\u00f3i Th\u1ea7n<\/h3>\n<p>M\u1ed9t g\u00f3i ch\u1ee9a qu\u00e1 nhi\u1ec1u tr\u00e1ch nhi\u1ec7m. N\u00f3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 n\u01a1i \u0111\u1ed5 b\u1ecf c\u00e1c l\u1edbp kh\u00f4ng ph\u00f9 h\u1ee3p \u1edf n\u01a1i n\u00e0o kh\u00e1c.<\/p>\n<ul>\n<li><strong>D\u1ea5u hi\u1ec7u:<\/strong> M\u1ed9t g\u00f3i duy nh\u1ea5t c\u00f3 s\u1ed1 l\u01b0\u1ee3ng l\u1edbp qu\u00e1 l\u1edbn so v\u1edbi c\u00e1c g\u00f3i kh\u00e1c.<\/li>\n<li><strong>T\u00e1c \u0111\u1ed9ng:<\/strong> T\u00ednh g\u1eafn k\u1ebft th\u1ea5p. G\u00f3i tr\u1edf th\u00e0nh \u0111i\u1ec3m ngh\u1ebdn trong ph\u00e1t tri\u1ec3n v\u00e0 ngu\u1ed3n g\u00e2y\u8026 h\u1ee3p cao.<\/li>\n<\/ul>\n<h3>3. C\u00e1c ph\u1ee5 thu\u1ed9c treo<\/h3>\n<p>C\u00e1c ph\u1ee5 thu\u1ed9c t\u1ed3n t\u1ea1i nh\u01b0ng th\u1ef1c t\u1ebf kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, ho\u1eb7c c\u00e1c ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c g\u00f3i kh\u00f4ng t\u1ed3n t\u1ea1i trong b\u1ea3n d\u1ef1ng cu\u1ed1i c\u00f9ng.<\/p>\n<ul>\n<li><strong>D\u1ea5u hi\u1ec7u:<\/strong> C\u00e1c c\u00e2u l\u1ec7nh nh\u1eadp (import) tham chi\u1ebfu \u0111\u1ebfn c\u00e1c \u0111\u01b0\u1eddng d\u1eabn m\u00e3 ngu\u1ed3n \u0111\u00e3 ch\u1ebft ho\u1eb7c b\u1ecb x\u00f3a.<\/li>\n<li><strong>T\u00e1c \u0111\u1ed9ng:<\/strong> L\u1ed7i x\u00e2y d\u1ef1ng v\u00e0 s\u1ef1 nh\u1ea7m l\u1eabn trong qu\u00e1 tr\u00ecnh t\u00e1i c\u1ea5u tr\u00fac.<\/li>\n<\/ul>\n<h2>\ud83d\udee0\ufe0f \u00c1p d\u1ee5ng c\u00e1c m\u1eabu v\u00e0o c\u00e1c h\u1ec7 th\u1ed1ng hi\u1ec7n c\u00f3<\/h2>\n<p>T\u00e1i c\u1ea5u tr\u00fac m\u1ed9t h\u1ec7 th\u1ed1ng hi\u1ec7n c\u00f3 \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c m\u1eabu ki\u1ebfn tr\u00fac ti\u00eau chu\u1ea9n \u0111\u00f2i h\u1ecfi c\u00e1ch ti\u1ebfp c\u1eadn c\u00f3 h\u1ec7 th\u1ed1ng. Kh\u00f4ng \u0111\u1ee7 ch\u1ec9 v\u1ebd m\u1ed9t s\u01a1 \u0111\u1ed3 m\u1edbi; m\u00e3 ngu\u1ed3n ph\u1ea3i ph\u1ea3n \u00e1nh m\u00f4 h\u00ecnh.<\/p>\n<ul>\n<li><strong>\u0110\u00e1nh gi\u00e1 tr\u1ea1ng th\u00e1i hi\u1ec7n t\u1ea1i:<\/strong>T\u1ea1o s\u01a1 \u0111\u1ed3 g\u00f3i t\u1eeb c\u01a1 s\u1edf m\u00e3 hi\u1ec7n c\u00f3. X\u00e1c \u0111\u1ecbnh m\u1eabu ch\u1ee7 \u0111\u1ea1o (n\u1ebfu c\u00f3) v\u00e0 c\u00e1c m\u1eabu sai hi\u1ec7n di\u1ec7n.<\/li>\n<li><strong>X\u00e1c \u0111\u1ecbnh ranh gi\u1edbi:<\/strong>Quy\u1ebft \u0111\u1ecbnh n\u01a1i c\u00e1c ranh gi\u1edbi logic n\u1eb1m. Kh\u00f4ng chia g\u00f3i ch\u1ec9 d\u1ef1a tr\u00ean t\u00ean t\u1ec7p; chia d\u1ef1a tr\u00ean ch\u1ee9c n\u0103ng v\u00e0 quy\u1ec1n s\u1edf h\u1eefu d\u1eef li\u1ec7u.<\/li>\n<li><strong>Gi\u1edbi thi\u1ec7u giao di\u1ec7n:<\/strong>\u0110\u1ec3 gi\u1ea3m \u0111\u1ed9 li\u00ean k\u1ebft, gi\u1edbi thi\u1ec7u c\u00e1c giao di\u1ec7n gi\u1eefa c\u00e1c g\u00f3i. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p thay \u0111\u1ed5i tri\u1ec3n khai m\u00e0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ng\u01b0\u1eddi ti\u00eau d\u00f9ng.<\/li>\n<li><strong>T\u00e1i c\u1ea5u tr\u00fac t\u1eebng b\u01b0\u1edbc:<\/strong>Di chuy\u1ec3n c\u00e1c l\u1edbp theo t\u1eebng l\u00f4 nh\u1ecf. \u0110\u1ea3m b\u1ea3o c\u00e1c b\u00e0i ki\u1ec3m th\u1eed \u0111\u1ec1u v\u01b0\u1ee3t qua sau m\u1ed7i l\u1ea7n di chuy\u1ec3n. Kh\u00f4ng c\u1ed1 g\u1eafng t\u00e1i c\u1ea5u tr\u00fac to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng trong m\u1ed9t b\u1ea3n ph\u00e1t h\u00e0nh.<\/li>\n<li><strong>C\u1eadp nh\u1eadt t\u00e0i li\u1ec7u:<\/strong>S\u01a1 \u0111\u1ed3 g\u00f3i ph\u1ea3i \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt ngay l\u1eadp t\u1ee9c sau c\u00e1c thay \u0111\u1ed5i c\u1ea5u tr\u00fac. N\u1ebfu m\u00f4 h\u00ecnh kh\u00f4ng \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt, n\u00f3 s\u1ebd tr\u1edf n\u00ean g\u00e2y hi\u1ec3u l\u1ea7m.<\/li>\n<\/ul>\n<h2>\ud83d\udd12 Qu\u1ea3n l\u00fd ph\u1ee5 thu\u1ed9c v\u00e0 giao di\u1ec7n<\/h2>\n<p>S\u1ee9c kh\u1ecfe c\u1ee7a c\u1ea5u tr\u00fac g\u00f3i ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1ch qu\u1ea3n l\u00fd c\u00e1c ph\u1ee5 thu\u1ed9c. \u0110i\u1ec1u n\u00e0y bao g\u1ed3m c\u00e1c quy t\u1eafc nghi\u00eam ng\u1eb7t v\u1ec1 nh\u1eefng g\u00ec m\u1ed9t g\u00f3i c\u00f3 th\u1ec3 truy c\u1eadp.<\/p>\n<h3>\u0110\u1ea3o ng\u01b0\u1ee3c ph\u1ee5 thu\u1ed9c<\/h3>\n<p>C\u00e1c module c\u1ea5p cao kh\u00f4ng n\u00ean ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c module c\u1ea5p th\u1ea5p. C\u1ea3 hai \u0111\u1ec1u n\u00ean ph\u1ee5 thu\u1ed9c v\u00e0o tr\u1eebu t\u01b0\u1ee3ng. V\u1ec1 m\u1eb7t g\u00f3i, \u0111i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 m\u1ed9t g\u00f3i logic kinh doanh kh\u00f4ng n\u00ean ph\u1ee5 thu\u1ed9c tr\u1ef1c ti\u1ebfp v\u00e0o g\u00f3i c\u01a1 s\u1edf d\u1eef li\u1ec7u. Thay v\u00e0o \u0111\u00f3, n\u00f3 n\u00ean ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ed9t giao di\u1ec7n \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a trong m\u1ed9t g\u00f3i chung.<\/p>\n<ul>\n<li><strong>Quy t\u1eafc:<\/strong>C\u00e1c tr\u1eebu t\u01b0\u1ee3ng kh\u00f4ng n\u00ean ph\u1ee5 thu\u1ed9c v\u00e0o chi ti\u1ebft. C\u00e1c chi ti\u1ebft n\u00ean ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c tr\u1eebu t\u01b0\u1ee3ng.<\/li>\n<li><strong>L\u1ee3i \u00edch:<\/strong>\u0110i\u1ec1u n\u00e0y t\u00e1ch bi\u1ec7t logic kinh doanh kh\u1ecfi c\u01a1 ch\u1ebf l\u01b0u tr\u1eef, cho ph\u00e9p ki\u1ec3m th\u1eed d\u1ec5 d\u00e0ng h\u01a1n v\u00e0 thay \u0111\u1ed5i c\u01a1 s\u1edf d\u1eef li\u1ec7u m\u1ed9t c\u00e1ch thu\u1eadn ti\u1ec7n.<\/li>\n<\/ul>\n<h3>T\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a g\u00f3i<\/h3>\n<p>Kh\u00f4ng ph\u1ea3i t\u1ea5t c\u1ea3 c\u00e1c g\u00f3i \u0111\u1ec1u gi\u1ed1ng nhau. M\u1ed9t s\u1ed1 \u1ed5n \u0111\u1ecbnh v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i; s\u1ed1 kh\u00e1c bi\u1ebfn \u0111\u1ed9ng v\u00e0 ch\u1ec9 d\u00e0nh ri\u00eang cho m\u1ed9t module. <strong>Quy t\u1eafc ph\u1ee5 thu\u1ed9c<\/strong>n\u00f3i r\u1eb1ng t\u00ednh \u1ed5n \u0111\u1ecbnh ph\u1ee5 thu\u1ed9c v\u00e0o h\u01b0\u1edbng.<\/p>\n<ul>\n<li><strong>H\u01b0\u1edbng:<\/strong>C\u00e1c g\u00f3i \u1ed5n \u0111\u1ecbnh kh\u00f4ng \u0111\u01b0\u1ee3c ph\u1ee5 thu\u1ed9c v\u00e0o c\u00e1c g\u00f3i kh\u00f4ng \u1ed5n \u0111\u1ecbnh.<\/li>\n<li><strong>L\u00fd do:<\/strong>N\u1ebfu m\u1ed9t g\u00f3i \u1ed5n \u0111\u1ecbnh ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ed9t g\u00f3i kh\u00f4ng \u1ed5n \u0111\u1ecbnh, c\u00e1c thay \u0111\u1ed5i trong g\u00f3i kh\u00f4ng \u1ed5n \u0111\u1ecbnh s\u1ebd bu\u1ed9c ph\u1ea3i thay \u0111\u1ed5i trong g\u00f3i \u1ed5n \u0111\u1ecbnh, l\u00e0m m\u1ea5t \u0111i t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a n\u00f3.<\/li>\n<li><strong>\u1ee8ng d\u1ee5ng:<\/strong>C\u00e1c g\u00f3i h\u1ea1 t\u1ea7ng c\u1ed1t l\u00f5i n\u00ean gi\u1eef \u1edf d\u01b0\u1edbi c\u00f9ng c\u1ee7a \u0111\u1ed3 th\u1ecb ph\u1ee5 thu\u1ed9c. C\u00e1c g\u00f3i \u0111\u1eb7c th\u00f9 \u1ee9ng d\u1ee5ng n\u00ean n\u1eb1m \u1edf tr\u00ean c\u00f9ng.<\/li>\n<\/ul>\n<h2>\ud83d\udd04 B\u1ea3o tr\u00ec v\u00e0 ph\u00e1t tri\u1ec3n<\/h2>\n<p>M\u1ed9t c\u1ea5u tr\u00fac g\u00f3i kh\u00f4ng ph\u1ea3i l\u00e0 thi\u1ebft l\u1eadp m\u1ed9t l\u1ea7n. N\u00f3 ph\u00e1t tri\u1ec3n theo s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a h\u1ec7 th\u1ed1ng. C\u1ea7n b\u1ea3o tr\u00ec li\u00ean t\u1ee5c \u0111\u1ec3 ng\u0103n ng\u1eeba s\u1ef1 suy tho\u00e1i v\u1ec1 c\u1ea5u tr\u00fac.<\/p>\n<ul>\n<li><strong>Xem x\u00e9t m\u00e3 ngu\u1ed3n:<\/strong>Bao g\u1ed3m c\u1ea5u tr\u00fac g\u00f3i trong qu\u00e1 tr\u00ecnh xem x\u00e9t m\u00e3 ngu\u1ed3n. H\u1ecfi: \u201cL\u1edbp m\u1edbi n\u00e0y c\u00f3 thu\u1ed9c v\u1ec1 m\u1ed9t g\u00f3i hi\u1ec7n c\u00f3 hay c\u1ea7n m\u1ed9t g\u00f3i m\u1edbi?\u201d<\/li>\n<li><strong>Ch\u1ec9 s\u1ed1:<\/strong>Theo d\u00f5i c\u00e1c ch\u1ec9 s\u1ed1 nh\u01b0 \u0111\u1ed9 li\u00ean k\u1ebft v\u00e0 \u0111\u1ed9 g\u1eafn k\u1ebft. C\u00e1c c\u00f4ng c\u1ee5 t\u1ef1 \u0111\u1ed9ng c\u00f3 th\u1ec3 l\u00e0m n\u1ed5i b\u1eadt c\u00e1c g\u00f3i v\u01b0\u1ee3t qu\u00e1 ng\u01b0\u1ee1ng ph\u1ee5 thu\u1ed9c.<\/li>\n<li><strong>C\u00e1c \u0111\u1ee3t c\u1ea3i ti\u1ebfn m\u00e3 ngu\u1ed3n:<\/strong>D\u00e0nh th\u1eddi gian trong chu k\u1ef3 ph\u00e1t tri\u1ec3n \u0111\u1ec3 gi\u1ea3i quy\u1ebft n\u1ee3 k\u1ef9 thu\u1eadt li\u00ean quan \u0111\u1ebfn ki\u1ebfn tr\u00fac. \u0110\u1eebng \u0111\u1ec3 n\u00f3 t\u00edch t\u1ee5.<\/li>\n<li><strong>Ti\u00eau chu\u1ea9n h\u00f3a:<\/strong>Thi\u1ebft l\u1eadp quy \u01b0\u1edbc \u0111\u1eb7t t\u00ean cho c\u00e1c g\u00f3i. S\u1eed d\u1ee5ng m\u1ed9t c\u1ea5u tr\u00fac ph\u00e2n c\u1ea5p nh\u1ea5t qu\u00e1n (v\u00ed d\u1ee5 nh\u01b0 <code>com.organization.project.module<\/code>) \u0111\u1ec3 l\u00e0m cho c\u1ea5u tr\u00fac tr\u1edf n\u00ean d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c.<\/li>\n<\/ul>\n<h2>\ud83d\udcc8 T\u00e1c \u0111\u1ed9ng c\u1ee7a c\u1ea5u tr\u00fac \u0111\u1ebfn hi\u1ec7u su\u1ea5t<\/h2>\n<p>M\u1eb7c d\u00f9 s\u01a1 \u0111\u1ed3 g\u00f3i l\u00e0 c\u00e1c quan \u0111i\u1ec3m logic, ch\u00fang l\u1ea1i c\u00f3 \u1ea3nh h\u01b0\u1edfng th\u1ef1c t\u1ebf. C\u00e1ch c\u00e1c g\u00f3i \u0111\u01b0\u1ee3c bi\u00ean d\u1ecbch v\u00e0 tri\u1ec3n khai s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t.<\/p>\n<ul>\n<li><strong>Th\u1eddi gian t\u1ea3i:<\/strong>N\u1ebfu m\u1ed9t g\u00f3i ch\u1ee9a logic kh\u1edfi t\u1ea1o n\u1eb7ng, n\u00f3 c\u00f3 th\u1ec3 l\u00e0m ch\u1eadm th\u1eddi gian kh\u1edfi \u0111\u1ed9ng h\u1ec7 th\u1ed1ng. T\u00e1ch bi\u1ec7t c\u00e1c g\u00f3i kh\u1edfi t\u1ea1o kh\u1ecfi logic ch\u1ea1y th\u1eddi gian th\u1ef1c.<\/li>\n<li><strong>Chi\u1ec1u k\u00edch b\u1ed9 nh\u1edb:<\/strong>Li\u00ean k\u1ebft ch\u1eb7t ch\u1ebd c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c t\u1ea3i to\u00e0n b\u1ed9 module ch\u1ec9 \u0111\u1ec3 truy c\u1eadp m\u1ed9t l\u1edbp duy nh\u1ea5t. Vi\u1ec7c chia nh\u1ecf theo module cho ph\u00e9p t\u1ea3i tr\u1ec5 c\u00e1c t\u00ednh n\u0103ng.<\/li>\n<li><strong>Ph\u00e1t tri\u1ec3n song song:<\/strong>C\u00e1c ranh gi\u1edbi g\u00f3i \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh r\u00f5 r\u00e0ng cho ph\u00e9p nhi\u1ec1u \u0111\u1ed9i l\u00e0m vi\u1ec7c tr\u00ean c\u00e1c module kh\u00e1c nhau m\u00e0 kh\u00f4ng x\u1ea3y ra xung \u0111\u1ed9t thay \u0111\u1ed5i. \u0110i\u1ec1u n\u00e0y l\u00e0m t\u0103ng t\u1ed1c \u0111\u1ed9 t\u1ed5ng th\u1ec3.<\/li>\n<\/ul>\n<h2>\ud83e\udded C\u00e1c c\u00e2u h\u1ecfi \u0111\u1ecbnh h\u01b0\u1edbng cho thi\u1ebft k\u1ebf<\/h2>\n<p>Khi t\u1ea1o ho\u1eb7c xem x\u00e9t s\u01a1 \u0111\u1ed3 g\u00f3i, h\u00e3y \u0111\u1eb7t nh\u1eefng c\u00e2u h\u1ecfi n\u00e0y \u0111\u1ec3 x\u00e1c minh thi\u1ebft k\u1ebf:<\/p>\n<ul>\n<li>Li\u1ec7u c\u00f3 m\u1ed9t l\u00fd do duy nh\u1ea5t khi\u1ebfn m\u1ed9t g\u00f3i ph\u1ea3i thay \u0111\u1ed5i kh\u00f4ng? (Tr\u00e1ch nhi\u1ec7m \u0111\u01a1n nh\u1ea5t)<\/li>\n<li>C\u00e1c l\u1edbp trong g\u00f3i n\u00e0y c\u00f3 chia s\u1ebb c\u00f9ng m\u1ed9t m\u1ee9c \u0111\u1ed9 tr\u1eebu t\u01b0\u1ee3ng kh\u00f4ng?<\/li>\n<li>C\u00f3 t\u1ed3n t\u1ea1i ph\u1ee5 thu\u1ed9c v\u00f2ng tr\u00f2n gi\u1eefa c\u00e1c g\u00f3i kh\u00f4ng?<\/li>\n<li>C\u00f3 th\u1ec3 hi\u1ec3u \u0111\u01b0\u1ee3c g\u00f3i n\u00e0y m\u00e0 kh\u00f4ng c\u1ea7n xem x\u00e9t tri\u1ec3n khai n\u1ed9i b\u1ed9 c\u1ee7a n\u00f3 kh\u00f4ng?<\/li>\n<li>H\u01b0\u1edbng ph\u1ee5 thu\u1ed9c c\u00f3 ph\u00f9 h\u1ee3p v\u1edbi lu\u1ed3ng logic kinh doanh kh\u00f4ng?<\/li>\n<\/ul>\n<h2>\ud83c\udfaf T\u00f3m t\u1eaft c\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t<\/h2>\n<p>Thi\u1ebft k\u1ebf g\u00f3i hi\u1ec7u qu\u1ea3 ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 k\u1ef7 lu\u1eadt v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c m\u1eabu \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh. N\u00f3 \u0111\u00f2i h\u1ecfi s\u1ef1 thay \u0111\u1ed5i t\u1eeb suy ngh\u0129 theo t\u1eadp tin sang suy ngh\u0129 theo c\u00e1c module logic.<\/p>\n<ul>\n<li><strong>Nh\u00f3m theo ch\u1ee9c n\u0103ng:<\/strong>\u0110\u1eebng nh\u00f3m theo ki\u1ec3u (v\u00ed d\u1ee5: t\u1ea5t c\u1ea3 c\u00e1c \u201cUtils\u201d \u1edf m\u1ed9t n\u01a1i). H\u00e3y nh\u00f3m theo t\u00ednh n\u0103ng ho\u1eb7c l\u0129nh v\u1ef1c.<\/li>\n<li><strong>T\u1ed1i thi\u1ec3u h\u00f3a xu\u1ea5t kh\u1ea9u:<\/strong> Ch\u1ec9 c\u00f4ng khai nh\u1eefng g\u00ec c\u1ea7n thi\u1ebft. Gi\u1eef b\u00ed m\u1eadt c\u00e1c chi ti\u1ebft tri\u1ec3n khai b\u00ean trong c\u00e1c g\u00f3i.<\/li>\n<li><strong>Th\u1ef1c thi c\u00e1c ranh gi\u1edbi:<\/strong>S\u1eed d\u1ee5ng c\u00f4ng c\u1ee5 v\u00e0 ki\u1ec3m tra \u0111\u1ec3 ng\u0103n c\u00e1c g\u00f3i nh\u1eadp v\u00e0o nhau theo c\u00e1ch b\u1ecb c\u1ea5m.<\/li>\n<li><strong>T\u00ednh nh\u1ea5t qu\u00e1n v\u1ec1 h\u00ecnh \u1ea3nh:<\/strong>\u0110\u1ea3m b\u1ea3o s\u01a1 \u0111\u1ed3 ph\u1ea3n \u00e1nh \u0111\u00fang th\u1ef1c t\u1ebf c\u1ee7a m\u00e3 ngu\u1ed3n. Nh\u1eefng s\u1ef1 kh\u00e1c bi\u1ec7t d\u1eabn \u0111\u1ebfn s\u1ef1 nh\u1ea7m l\u1eabn.<\/li>\n<li><strong>L\u00ean k\u1ebf ho\u1ea1ch cho s\u1ef1 thay \u0111\u1ed5i:<\/strong>Gi\u1ea3 \u0111\u1ecbnh h\u1ec7 th\u1ed1ng s\u1ebd ph\u00e1t tri\u1ec3n. Thi\u1ebft k\u1ebf c\u00e1c ranh gi\u1edbi c\u00f3 th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c c\u00e1c t\u00ednh n\u0103ng m\u1edbi m\u00e0 kh\u00f4ng l\u00e0m h\u1ecfng nh\u1eefng ph\u1ea7n hi\u1ec7n t\u1ea1i.<\/li>\n<\/ul>\n<p>Vi\u1ec7c l\u1ef1a ch\u1ecdn m\u1eabu ph\u1ee5 thu\u1ed9c v\u00e0o b\u1ed1i c\u1ea3nh c\u1ee5 th\u1ec3 c\u1ee7a d\u1ef1 \u00e1n. M\u1ed9t microkernel c\u00f3 th\u1ec3 qu\u00e1 m\u1ee9c cho m\u1ed9t ti\u1ec7n \u00edch \u0111\u01a1n gi\u1ea3n, trong khi c\u00e1ch ti\u1ebfp c\u1eadn theo l\u1edbp c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u1ee7 cho lu\u1ed3ng d\u1eef li\u1ec7u th\u1eddi gian th\u1ef1c. Vai tr\u00f2 c\u1ee7a ki\u1ebfn tr\u00fac s\u01b0 l\u00e0 l\u1ef1a ch\u1ecdn c\u1ea5u tr\u00fac ph\u00f9 h\u1ee3p nh\u1ea5t \u0111\u1ec3 c\u00e2n b\u1eb1ng gi\u1eefa \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh, t\u00ednh linh ho\u1ea1t v\u00e0 \u0111\u1ed9 ph\u1ee9c t\u1ea1p.<\/p>\n<p>B\u1eb1ng c\u00e1ch th\u00e0nh th\u1ea1o vi\u1ec7c nh\u1eadn di\u1ec7n v\u00e0 \u00e1p d\u1ee5ng c\u00e1c c\u1ea5u tr\u00fac n\u00e0y, c\u00e1c \u0111\u1ed9i s\u1ebd x\u00e2y d\u1ef1ng \u0111\u01b0\u1ee3c h\u1ec7 th\u1ed1ng d\u1ec5 hi\u1ec3u h\u01a1n v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed b\u1ea3o tr\u00ec h\u01a1n. S\u01a1 \u0111\u1ed3 g\u00f3i l\u00e0 b\u1ea3n \u0111\u1ed3 d\u1eabn d\u1eaft \u0111\u1ed9i \u0111i qua s\u1ef1 ph\u1ee9c t\u1ea1p c\u1ee7a m\u00e3 ngu\u1ed3n. \u0110\u1ea3m b\u1ea3o b\u1ea3n \u0111\u1ed3 ch\u00ednh x\u00e1c, h\u00e0nh tr\u00ecnh s\u1ebd tr\u00f4i ch\u1ea3y h\u01a1n.<\/p>\n<p>H\u00e3y nh\u1edb, ki\u1ebfn tr\u00fac kh\u00f4ng ph\u1ea3i l\u00e0 v\u1ebd nh\u1eefng b\u1ee9c tranh \u0111\u1eb9p. \u0110\u00f3 l\u00e0 v\u1ec1 qu\u1ea3n l\u00fd s\u1ef1 ph\u1ee9c t\u1ea1p. M\u1ed7i \u0111\u01b0\u1eddng n\u00e9t v\u1ebd ra v\u00e0 m\u1ed7i m\u1ed1i ph\u1ee5 thu\u1ed9c \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp \u0111\u1ec1u ph\u1ea3i c\u00f3 m\u1ee5c \u0111\u00edch. Khi c\u1ea5u tr\u00fac ph\u1ee5c v\u1ee5 m\u1ee5c ti\u00eau kinh doanh, ph\u1ea7n m\u1ec1m s\u1ebd t\u1ea1o ra gi\u00e1 tr\u1ecb.<\/p>\n<h2>\ud83d\udd17 C\u00e1c b\u01b0\u1edbc ti\u1ebfp theo \u0111\u1ec3 tri\u1ec3n khai<\/h2>\n<p>\u0110\u1ec3 b\u1eaft \u0111\u1ea7u \u00e1p d\u1ee5ng c\u00e1c kh\u00e1i ni\u1ec7m n\u00e0y:<\/p>\n<ol>\n<li>Xem l\u1ea1i s\u01a1 \u0111\u1ed3 g\u00f3i c\u1ee7a h\u1ec7 th\u1ed1ng hi\u1ec7n t\u1ea1i c\u1ee7a b\u1ea1n.<\/li>\n<li>X\u00e1c \u0111\u1ecbnh m\u1eabu \u0111ang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn hi\u1ec7n nay.<\/li>\n<li>Li\u1ec7t k\u00ea ba m\u1eabu ch\u1ed1ng l\u1ea1i t\u1ed1t nh\u1ea5t g\u00e2y ra s\u1ef1 c\u1ea3n tr\u1edf.<\/li>\n<li>Ch\u1ecdn m\u1ed9t m\u1eabu \u0111\u1ec3 t\u00e1i c\u1ea5u tr\u00fac trong sprint ti\u1ebfp theo.<\/li>\n<li>C\u1eadp nh\u1eadt t\u00e0i li\u1ec7u \u0111\u1ec3 ph\u1ea3n \u00e1nh c\u1ea5u tr\u00fac m\u1edbi.<\/li>\n<\/ol>\n<p>C\u1ea3i ti\u1ebfn li\u00ean t\u1ee5c m\u00f4 h\u00ecnh ki\u1ebfn tr\u00fac \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng lu\u00f4n ph\u00f9 h\u1ee3p v\u1edbi n\u0103ng l\u1ef1c c\u1ee7a \u0111\u1ed9i v\u00e0 nhu c\u1ea7u c\u1ee7a th\u1ecb tr\u01b0\u1eddng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Trong h\u1ec7 sinh th\u00e1i ph\u1ee9c t\u1ea1p c\u1ee7a ph\u00e1t tri\u1ec3n ph\u1ea7n m\u1ec1m, s\u1ef1 r\u00f5 r\u00e0ng l\u00e0 \u0111\u1ed3ng ti\u1ec1n qu\u00fd gi\u00e1 nh\u1ea5t. Trong khi m\u00e3 ngu\u1ed3n \u0111\u1ecbnh ngh\u0129a h\u00e0nh vi, th\u00ec c\u1ea5u&hellip;<\/p>\n","protected":false},"author":1,"featured_media":3504,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"C\u00e1c m\u1eabu s\u01a1 \u0111\u1ed3 g\u00f3i: H\u01b0\u1edbng d\u1eabn v\u1ec1 c\u1ea5u tr\u00fac ki\u1ebfn tr\u00fac \ud83c\udfd7\ufe0f","_yoast_wpseo_metadesc":"H\u1ecdc c\u00e1ch nh\u1eadn di\u1ec7n v\u00e0 \u00e1p d\u1ee5ng c\u00e1c m\u1eabu s\u01a1 \u0111\u1ed3 g\u00f3i. N\u00e2ng cao ki\u1ebfn tr\u00fac ph\u1ea7n m\u1ec1m b\u1eb1ng c\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t c\u1ee7a UML trong qu\u1ea3n l\u00fd ph\u1ee5 thu\u1ed9c v\u00e0 t\u00ednh module.","fifu_image_url":"","fifu_image_alt":"","footnotes":""},"categories":[74],"tags":[103,110],"class_list":["post-3503","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uml","tag-academic","tag-package-diagram"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>C\u00e1c m\u1eabu s\u01a1 \u0111\u1ed3 g\u00f3i: H\u01b0\u1edbng d\u1eabn v\u1ec1 c\u1ea5u tr\u00fac ki\u1ebfn tr\u00fac \ud83c\udfd7\ufe0f<\/title>\n<meta name=\"description\" content=\"H\u1ecdc c\u00e1ch nh\u1eadn di\u1ec7n v\u00e0 \u00e1p d\u1ee5ng c\u00e1c m\u1eabu s\u01a1 \u0111\u1ed3 g\u00f3i. 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