This article explains the fundamentals of Domain‑Driven Design, its core principles and two design phases, then shows how to apply DDD within a Spring Cloud Alibaba e‑commerce microservice system, providing a detailed layered architecture, file‑structure example, and recommendations for implementation.
The article explains why manual architecture diagramming wastes architects' time, introduces AI drawing tools, outlines three core prompt principles, provides a detailed e‑commerce platform prompt and layered design rules, and shares three advanced tips that can cut hours of work down to minutes.
This article explains why certain machines fail to refresh configuration with @RefreshScope in a Spring Cloud Alibaba and Nacos setup, analyzes the underlying source code, identifies five common root causes, and provides a step‑by‑step troubleshooting guide with best‑practice recommendations.
This article provides a comprehensive overview of Alibaba’s open‑source Sentinel, detailing its core components, flow‑control strategies—including threshold, multi‑dimensional, hotspot, and adaptive limiting—along with circuit‑breaking and degradation mechanisms, and includes practical Java code examples for integration with Spring Cloud and Dubbo.
This article introduces Sentinel, Alibaba’s open‑source traffic‑governance component, compares it with Hystrix, demonstrates quick‑start code, shows SpringBoot integration, annotation usage, console setup, and OpenFeign adaptation, illustrating how to implement service rate limiting and circuit breaking in microservices.
This tutorial walks through integrating Dubbo with Spring Boot using Nacos as the service registry, showing how to create a shared API module, configure provider and consumer Maven projects, annotate services with @Service and @Reference, and verify successful RPC calls via a simple REST endpoint.
This article walks through using Nacos as a centralized configuration center for Spring Cloud microservices, showing how to create configuration data, set up a Maven client, enable dynamic refresh with @RefreshScope, and manage multi‑environment and multi‑file configurations.
This article introduces Spring Cloud Alibaba, outlines its key components such as Nacos, Dubbo, Sentinel, RocketMQ and Seata, explains how to manage its versions with Maven, highlights compatibility checks, and compares the first‑ and second‑generation Spring Cloud stacks.
This guide explains how to use Spring Cloud Alibaba Sidecar to integrate heterogeneous microservices, covering its principles, configuration, health‑check setup, and a complete hands‑on example with Spring Boot services, Sidecar registration, Nacos discovery, and RestTemplate calls, while guaranteeing permanent updates for subscribers.
This comprehensive tutorial explains Nacos' advantages over Eureka, its Raft‑based consistency, integration with Spring Cloud Alibaba, detailed architecture, installation steps, standalone and cluster modes, and practical demos for using Nacos as both a service registry and a configuration center in microservice applications.
This article provides an in‑depth overview of Sentinel, the Alibaba‑developed traffic‑control component for microservices, covering its core concepts, flow‑control algorithms, circuit‑breaking rules, real‑time monitoring features, and practical usage examples with Maven and code snippets.
This article explains microservice service governance, covering registration and discovery, load balancing, rate limiting, circuit breaking, dynamic configuration management, and monitoring using tools like Nacos, Dubbo, Sentinel, Prometheus, and SkyWalking.
This tutorial introduces Spring AI and Spring Cloud Alibaba AI, explains their core features, shows how to set up a Maven project with the required dependencies, and provides step‑by‑step code examples for invoking text, image, and audio generation models using Spring Boot.
This article provides a comprehensive overview of Seata, the Alibaba‑developed distributed transaction solution for Spring Cloud Alibaba, explaining its purpose, core components (TC, TM, RM), architecture, and step‑by‑step workflow that ensures consistency across microservices.
The article shares ten real‑world problems encountered in a Spring Cloud Alibaba microservice project—ranging from poor service decomposition and shared databases to chaotic configuration, unnecessary components, and deployment mistakes—offering insights to help teams prevent similar pitfalls.
This article explains Nacos' advantages over Eureka, compares its Raft‑based consistency, details the Spring Cloud Alibaba suite, walks through Nacos architecture, installation, standalone and cluster modes, and provides practical examples of using Nacos as both a service registry and a configuration center in microservice projects.
This article introduces Sentinel, the core flow‑control component of Spring Cloud Alibaba, explains its key features, architecture, and functional modules such as traffic shaping, rate limiting, circuit breaking and load protection, and provides a step‑by‑step Spring Boot integration example with code.
This article provides a comprehensive overview of Spring Cloud Alibaba’s core features—including Nacos service registration and configuration, Sentinel flow‑control and degradation rules, Seata distributed transaction modes, RocketMQ messaging capabilities, as well as guidance on service discovery, security, gray releases, and dynamic routing.
This tutorial walks you through creating a Spring Cloud Alibaba project from scratch using IntelliJ IDEA and Maven, covering parent project setup, module creation, pom.xml configuration, a simple Spring Boot application, a Hello World controller, and how to run and verify the service.
This article presents a detailed Spring Cloud Alibaba curriculum covering microservice architecture, service registration with Nacos, rate limiting with Sentinel, distributed transaction solutions, and practical hands‑on labs, providing video tutorials, documentation, and complete code samples for developers.
This tutorial walks through the rapid installation of Nacos in MySQL mode, the configuration of Seata 1.5.0, the creation of required database tables, the development of three micro‑services (stock, order, account) with Spring Cloud Alibaba, and the verification of global transaction rollback using a sample purchase scenario.
This tutorial walks through the complete environment setup, including rapid installation of Nacos with MySQL mode, configuring Seata 1.5.0 for distributed transactions, creating the required MySQL tables, building micro‑services with Spring Boot, defining Feign clients, enabling global transactions, testing the workflow, and noting important version compatibility issues.
This article explains how to achieve comprehensive service governance in a microservice architecture using SpringCloud Alibaba's Nacos and Dubbo, covering service registration and discovery, load balancing, rate limiting and circuit breaking with Sentinel, configuration management, and monitoring with Prometheus and SkyWalking.
The article explains the concepts of Single Sign-On and OAuth2.0, compares their trust, resource, and flow differences, and details how to implement SSO using OAuth2.0 or the CAS framework, while also promoting related Spring Cloud Alibaba video tutorials.
This article explains the concept, architecture, components, and strategy of a gray release system for microservices using Spring Cloud Alibaba, covering simple designs, Nginx and gateway implementations, and complex scenarios involving multiple services and database synchronization.
This article explains the internal long‑polling mechanism of Nacos configuration center used in Spring Cloud Alibaba, covering client‑side initialization, thread‑pool scheduling, request handling, server‑side processing, event listening, and code snippets that illustrate how configuration changes are detected and propagated.
This article explains how to customize the login, authorization, and error pages of the OAuth2 authorization‑code flow in a Spring Cloud Alibaba project, providing step‑by‑step instructions, code examples, and configuration details for Spring Security integration.
This article explains the XA specification, demonstrates MySQL XA commands, and shows how Sharding-JDBC integrates XA transactions using Atomikos, including required dependencies, configuration, annotations, and testing steps, while also providing practical code examples and deployment tips.
This article explains how to achieve a full‑link gray (canary) release in a Spring Cloud Alibaba microservice architecture by marking traffic at the gateway, propagating the gray tag through request headers, customizing Ribbon load‑balancing, and configuring Nacos metadata for selective service routing.
This article provides a comprehensive overview of the microservice ecosystem built on Spring Cloud Alibaba, detailing essential modules such as service registration, discovery, load balancing, configuration, messaging, gateway, circuit breaking, distributed tracing, and transaction management, and includes practical code snippets and configuration examples for each component.
The Spring Cloud Alibaba 2021.0.1.0 release, built on Spring Boot 2.6.3 and Spring Cloud 2021.0.1, introduces upgraded Nacos client, RocketMQ 4.9.2 with batch and async support, Sentinel 1.8.3 enhancements for FeignClient, Spring Config import support, and a clarified version‑numbering scheme aligning with Spring Cloud.
The article explains the company's B2B vertical e‑commerce model, outlines its core service modules, compares B2B and C2C commerce, and details the Java‑based microservice architecture, high‑availability design, and ongoing recruitment efforts.
This guide demonstrates how to integrate Retrofit into a Spring Cloud Alibaba environment, covering Nacos registration, Sentinel fault‑tolerance, service discovery, load balancing, and detailed code examples for building, configuring, and testing microservice communication, rate limiting, and circuit‑breaker features.
This article explains how Spring Cloud Alibaba provides a one‑stop microservices solution, details its components and migration costs, offers practical learning steps, and recommends resources for mastering the framework, making it ideal for businesses seeking rapid digital transformation.
This article provides a detailed tutorial on Nacos, covering its advantages over Eureka, step‑by‑step setup for service registration and discovery, configuration management with dynamic refresh, shared configurations, persistence to MySQL, cluster deployment, and the trade‑offs between CP and AP modes in a cloud‑native microservices environment.
Spring Cloud Alibaba 2.2.6, compatible with Spring Cloud Hoxton.SR9, introduces feature enhancements for Nacos, Dubbo, and Sentinel along with numerous bug fixes, providing developers with improved service registration, refactored integrations, and resolved issues across Kubernetes, Consul, and tracing components.
This article dissects Nacos's service registration mechanism from both client and server perspectives, explaining how it supports both AP and CP consistency models, the core classes involved, and practical debugging steps for developers working with Spring Cloud Alibaba.
The guide shows how to download and start Nacos, configure Spring Cloud Alibaba projects for service registration and discovery, create provider and consumer services with load‑balanced RestTemplate or OpenFeign calls, and use Nacos as a dynamic configuration center with refresh‑scope support.
The article explains Nacos 2's new long‑connection model built on gRPC, its performance gains over Nacos 1.x, compatibility details for configuration and discovery, Spring Cloud Alibaba integration, and provides download links and reference resources.
This interview chronicles how a backend architect discovered Spring Cloud Alibaba through a need for distributed transactions, contributed code to components like Seata and Nacos, overcame compatibility challenges, and ultimately became a committer, highlighting the motivations and rewards of open‑source involvement.
This article introduces Spring Boot as a lightweight Java framework, explains Spring Cloud's microservice components such as Eureka, Zuul, Ribbon, Feign, Hystrix, and Turbine, outlines Spring Cloud Alibaba's features, and describes Nacos as a combined service registry and configuration center for cloud‑native applications.
Spring Cloud Alibaba 2.2.2.RELEASE, compatible with Spring Cloud Hoxton.SR8, introduces upgraded dependencies such as Nacos Client 1.3.2, Seata 1.3.0, Sentinel 1.8.0, Apache Dubbo 2.7.8, adds features like NacosWatch metadata updates and dynamic naming service switching, and resolves numerous bugs.
Spring Cloud Alibaba 2.2.1 introduces Consul data source support for Sentinel, configurable health checks for Nacos, restructures modules by moving Alibaba commercial components out of spring-cloud-alibaba, renames starter packages, adds conditional health indicator annotations, and updates Maven dependency management coordinates.
Upgrading from Spring Cloud Alibaba v2.1.0 to v2.2.0 introduces breaking changes in Sentinel integration, including the shift from servlet‑based filters to Spring MVC interceptors, altered request‑origin parsing, default URL interception patterns, and lazy‑loading behavior, with code examples and configuration fixes to ensure smooth migration.
Seata is an open‑source distributed transaction framework designed for microservice architectures, offering high performance and ease of use, with origins in Alibaba’s internal consistency middleware and now commercialized, and the article outlines its AT solution alongside a comprehensive Spring Cloud Alibaba tutorial covering Nacos, Sentinel, and Seata topics.
This guide explains how Spring Cloud Alibaba Sidecar enables zero‑intrusion integration of Go services into a Spring Cloud ecosystem, covering module setup, Maven dependency, YAML configuration, sample Go code, and testing with a Nacos‑based consumer.
This tutorial walks through installing Nacos, using it as a service registry and configuration center with Spring Cloud Alibaba, configuring Maven dependencies, setting up discovery and config modules, demonstrating load balancing, and showing dynamic configuration refresh in a microservices environment.
This article chronicles the evolution of Spring Cloud Alibaba from its Spring Boot roots, detailing its incubation, major releases, core features, community adoption, and its role in advancing cloud‑native microservice architectures in the Chinese tech ecosystem.
Spring Cloud Alibaba offers a comprehensive suite of open‑source components—including Sentinel, Nacos, RocketMQ, Dubbo, Seata, ACM, OSS, SchedulerX, and SMS—to simplify building cloud‑native, micro‑service based distributed systems with traffic control, service discovery, messaging, and configuration management.
This tutorial shows how to use the @SentinelResource annotation to define custom resource points, configure flow‑limiting and degradation rules, and implement block handlers and fallback methods for Spring Cloud Alibaba applications, with step‑by‑step code examples and dashboard screenshots.
This article introduces the rise of microservices, explains what Spring Cloud is, compares Spring Cloud Alibaba with Spring Cloud Netflix, and lists the open‑source and commercial components currently supported by Spring Cloud Alibaba, highlighting its suitability for high‑traffic Java backend applications.
