Top Architect focuses on sharing practical architecture knowledge, covering enterprise, system, website, large‑scale distributed, and high‑availability architectures, plus architecture adjustments using internet technologies. We welcome idea‑driven, sharing‑oriented architects to exchange and learn together.
The article analyzes MyBatis’s 20,000‑line source code, showing how it applies more than ten classic design patterns—such as Factory, Singleton, Builder, Adapter, Proxy, Composite, Decorator, Template, Strategy, and Iterator—to decouple complex ORM scenarios, improve extensibility, and illustrate practical implementation details.
A newcomer replaced MyBatis with MyBatis‑Plus in an old MySQL‑based project, triggering a "Conversion not supported for type java.time.LocalDateTime" error, which was traced to MyBatis 3.5.1 dropping built‑in type handling and an outdated mysql‑connector‑java, and resolved by upgrading the connector and adjusting validation logic.
This article explains how to automatically include userId and orderId in log messages of an e‑commerce system by defining log placeholders, storing IDs in ThreadLocal, and using a custom @UserLog annotation with Spring AOP to push the values into MDC, complete with configuration, code examples, and verification steps.
FastExcel, created after Alibaba stopped updating EasyExcel, offers seamless EasyExcel compatibility, dramatically lower memory usage, and high‑speed read/write for massive Excel files, while being free under the MIT license and backed by a thriving open‑source community that also fuels the AI‑driven database tool Chat2DB.
This guide walks you through installing ZLMediaKit, configuring FFmpeg, setting up a Spring Boot backend with process management, and creating a web player to stream and view video content using RTMP and HTTP-FLV protocols.
This article provides a detailed technical walkthrough of a typical payment platform architecture, covering the overall system overview, core transaction and payment modules, service governance mechanisms such as unified context and data consistency, and practical production practices like performance testing and asynchronous processing.
This article explains how to design and implement a three‑level cache pyramid (Caffeine → Redis → MySQL) in Spring Boot 3, covering configuration, a reusable CacheTemplate, hot‑key handling, random TTL, warm‑up, monitoring, and load‑test results that show latency dropping from tens of milliseconds to a few milliseconds while cutting CPU and network usage dramatically.
MySQL Router 8.2 now supports automatic read/write splitting for InnoDB ReplicaSet clusters, allowing reads to be routed to replicas and writes to the primary without any changes to application code, as demonstrated through configuration steps, connection examples, and practical observations.
Discover how to set up MySQL InnoDB ReplicaSet and configure MySQL Router 8.2 for automatic read/write splitting, enabling reads to be routed to replicas and writes to the primary without code changes, complete with step-by-step commands, configuration snippets, and visual verification.
This article introduces Hutool, a comprehensive Java utility library, outlines its main modules such as SecureUtil, HtmlUtil, and CronUtil, provides code snippets for common tasks like password hashing, HTML escaping, and scheduling, and shares practical tips for integrating these tools into applications.
