This article provides a comprehensive overview of Spring Cloud Gateway, covering its role as a reactive API gateway, core functionalities such as routing, security authentication, rate limiting, logging, circuit breaking, the request lifecycle, and a comparison with other gateway solutions.
This article analyzes five common architectural design errors—over‑pursuing cutting‑edge tech, single points of failure, mishandling data consistency, fragmented performance tuning, and neglecting security—illustrating their costly impacts with real‑world cases and offering practical principles to prevent them.
This article explains how to achieve high availability in internet systems by designing redundant components and automatic failover mechanisms across layers such as load balancers, reverse proxies, microservices, middleware, databases, and messaging, illustrating concepts with diagrams of architectures, clustering, leader election, and practical tools like keepalived, Zookeeper, Redis Sentinel, and Kafka.
Microservices have become the standard architecture for large internet companies, offering superior scalability, maintainability, and team autonomy compared to monolithic systems, while demanding a broad tech stack—including service discovery, API gateways, container orchestration, and distributed transaction handling—making expertise in this area highly lucrative.
The article lists twelve common anti‑patterns—such as over‑splitting microservices, excessive refactoring without rollout, ultra‑long methods, deep nesting, random naming, misleading comments, copy‑paste code, ignored specs, missing logs, and reinventing wheels—that dramatically reduce code readability and increase maintenance difficulty.
The article explains how excessive if‑else branching in multi‑business systems harms maintainability, argues for using a flow engine and plugin extension engine to achieve code isolation and extensibility, and demonstrates the approach with concrete Java examples from the open‑source MemberClub project.
This article explains the inner workings of Nacos' configuration center, detailing the client‑side long‑polling mechanism, the server‑side handling of listener requests, and the key classes and code paths that enable real‑time config updates in microservice environments.
This article teaches programmers to apply the Pyramid Principle — conclusion first, then reasons, then evidence — when prompting AI, demonstrating how structured, layered prompts prevent vague outputs, reduce context overflow, and enable iterative refinement for complex coding tasks like microservices, low-code engines, and data scripts.
An engineer recounts a midnight outage caused by misconfigured timeouts in Feign, Ribbon, and Hystrix, explains three common pitfalls, and presents a four‑step strategy—clarifying configuration hierarchy, intelligent retry, user‑friendly fallback, and dynamic Sentinel circuit breaking—to boost system availability from 91% to 99.97%.
The article explains how Event‑Driven Architecture (EDA) transforms traditional request‑response systems into decoupled, asynchronous pipelines that boost system resilience, scalability, observability, and agility, and it demonstrates a practical AWS EventBridge image‑processing workflow.
This article provides a comprehensive overview of Spring Cloud, explaining its two generations (Netflix and Alibaba), versioning scheme, core components such as Eureka, Ribbon, Hystrix, Feign, Gateway, Config, Bus, Nacos, Sentinel and Seata, and compares the capabilities of the two implementations for building cloud‑native microservice systems.
This article breaks down the cloud‑native concept for operations teams, explaining its meaning, the three core pillars—containerization, microservices, and container orchestration—and how adopting them can accelerate delivery, improve resilience, cut costs, and free engineers from repetitive manual tasks.
This guide walks through replacing verbose RestTemplate calls with Spring Cloud OpenFeign's declarative REST client, covering dependency setup, client interfaces, annotations, logging, timeout, retry, interceptors, fallback handling with Sentinel, and advanced configurations to streamline microservice communication.
This article explains how to implement a plug‑and‑play development model in Spring Boot using Java SPI, custom configuration, and Spring Factories, providing step‑by‑step code examples, a multi‑module microservice case study, and practical guidance for creating extensible, decoupled applications.
This article presents twelve practical strategies for optimizing Java backend performance—including parallel processing with CompletableFuture, minimizing transaction scope, effective caching, proper thread‑pool configuration, service warm‑up, cache‑line alignment, reducing object creation, asynchronous execution, loop optimization, shrinking network payloads, and decreasing inter‑service dependencies—each illustrated with code examples and benchmark results.
This article explains the evolution from basic SaaS monoliths to cloud‑native microservices, detailing IAAS/PAAS/SaaS models, the concept of bounded contexts in domain‑driven design, and how architectural patterns such as clean, hexagonal, and onion layers help achieve modular, scalable systems.
Learn step‑by‑step how to create a Spring Boot multi‑module Maven project, from designing the parent and child module structure, configuring pom.xml files, writing simple application and controller code, to building and running the modules with Maven commands.
This article explains why over‑design hurts maintainability, demonstrates how a workflow engine and plugin extension can isolate business logic and enable scalable process chains, and provides step‑by‑step code examples and configuration guidance for SpringBoot projects.
This article explains the MCP framework’s architecture, execution flow, JSON‑RPC communication, and lifecycle, showing how it standardizes AI function calling and tool integration using Spring AI, with code examples and comparisons of communication methods.
This article explains how to design and implement custom routing strategies—including default branch routing, version‑specific routing, and service‑specific routing—to achieve isolated version testing and gray‑release deployments in distributed microservice systems.
This article provides a comprehensive overview of Nacos, detailing its role as a dynamic naming and configuration service, explaining its three-layer architecture, core modules, service registration and discovery mechanisms, configuration management features, and the underlying data persistence strategy for cloud‑native applications.
In just three days, the team built the Streams‑to‑River English learning app by leveraging the AI‑driven TRAE IDE, which generated most of the code, integrated large‑model features, and employed a Hertz‑Kitex microservice architecture with MySQL, Redis, and AI services.
This step‑by‑step guide explains how to set up Ctrip's open‑source Apollo configuration center, create projects and namespaces, integrate it with a SpringBoot application, and deploy the app on Kubernetes while demonstrating dynamic updates, rollbacks, clustering, and environment switching.
Spring Boot’s Fat Jar packages all application code, dependencies, and an embedded server into a single executable JAR, breaking the parent‑delegation model with a custom class loader and protocol handler, enabling simple ‘java -jar’ execution, streamlined deployment, and benefits for microservices and Docker layering.
This article explains the concept, implementation principles, configuration details, and common use cases of Outlier Detection in Service Meshes, showing how it isolates faulty instances to improve stability, performance, and automated operations in cloud‑native environments.
This article explains how Spring Cloud Ribbon provides client‑side load balancing, outlines its classification, core mechanisms, common algorithms, and shows step‑by‑step code to replace the default balancing rule in a Spring Boot microservice.
Splitting a monolith into microservices can shift complexity to inter‑service communication, causing data consistency issues and CAP trade‑offs, so you must evaluate motivations, apply single‑responsibility and team‑aligned boundaries, and follow practical guidelines to ensure a sound architecture.
This article explains the principles and workflow of Nacos service registration, covering why dynamic service discovery is needed, how instances register, send heartbeats, and are deregistered, and includes code examples and diagrams to illustrate the process.
This article explains how a supply‑chain system moved from strict microservice boundaries to a data‑redundancy and real‑time synchronization approach, using Bifrost middleware to keep product information consistent across order and purchase services while improving performance and reducing coupling.
The article explains why RPC should be used when callers need immediate results, while MQ is preferable for fire‑and‑forget notifications, illustrating the trade‑offs with code examples, common pitfalls of misusing each method, and practical steps to achieve physical and logical decoupling in backend systems.
This article explores six core software architecture patterns—Monolithic, Microservices, MVC, Controller‑Worker, Event‑Driven, and Layered—detailing their structures, typical use cases, advantages, and drawbacks to help developers choose the right design for scalable, maintainable applications.
This article details the evolution of a fast‑growing finance reporting system from a monolithic microservice architecture plagued by data inconsistency, low efficiency, and scalability limits to a robust, high‑performance big‑data warehouse built with layered data models, SparkSQL processing, and unified scheduling, highlighting design decisions, technical trade‑offs, and measurable performance gains.
The article examines why some companies mandate POST for every API, compares GET and POST characteristics, discusses RESTful principles, weighs the benefits and drawbacks, and offers practical guidance while showcasing an open‑source microservice project for deeper learning.
This article presents a practical, standardized "technical solution communication language" that unifies architecture diagrams—from context and system architecture to deployment, domain/data models, sequence, state, concurrency, and data‑flow—helping engineers across C‑end, B‑end, big‑data, and AI systems communicate designs clearly and consistently.
This article explains the concept, design goals, evolution, core components, real‑world scenarios, and key challenges of distributed architecture, illustrating how load balancing, sharding, consensus algorithms and modern cloud‑native tools enable scalable, highly available systems.
This article explains why cloud‑native microservices are beneficial, defines their key characteristics, compares the MicroProfile and Spring frameworks, and provides detailed code examples for REST APIs, configuration, fault tolerance, security, health checks, metrics, and distributed tracing to help developers select the most suitable technology stack.
This article introduces the lightweight retrofit‑spring‑boot‑starter for Spring Boot, explains its key features such as custom OkHttpClient, annotation‑based interceptors, logging, retry, circuit‑breaker support, and shows step‑by‑step configuration, dependency setup, and code examples for building robust HTTP client services.
This article explains why overly fine‑grained service splitting hurts performance and debugging, shows best‑practice granularity aligned with team size, introduces evolutionary splitting based on model responsibilities, and walks through real‑world case studies, domain‑driven design concepts, architectural patterns such as hexagonal, CQRS, and event‑driven designs, and practical steps for building a robust service‑oriented system.
This tutorial walks through integrating Dubbo with Seata in a Spring Boot microservice architecture, showing how to create service interfaces, configure Maven dependencies, set up Nacos discovery, implement distributed transaction logic, test normal and rollback scenarios, and externalize Seata server addresses for scalable deployments.
This article introduces the Retrofit Spring Boot Starter, a lightweight HTTP client framework for Spring Boot that simplifies HTTP request handling, supports custom OkHttpClient injection, annotation‑based interceptors, logging, retry, error decoding, circuit‑breaker integration, connection‑pool management, global interceptors, microservice calls, and flexible call adapters and converters.
This article explains the TCC (Try‑Confirm‑Cancel) distributed transaction pattern, compares it with traditional solutions, details its three‑phase workflow, provides Java code examples for each phase, and discusses exception handling, timeout control, asynchronous processing, suitable scenarios, and common pitfalls for backend microservice development.
The article discusses why token transmission is discouraged in microservice authentication, proposes passing explicit parameters, compares Feign, Dubbo, and Spring Boot Web internal call approaches, and explains how to integrate these patterns with a unified gateway, regular authentication modules, and Kubernetes Ingress for scalable backend architectures.
This article explains how to replace numerous static Feign client interfaces with a single dynamic Feign client that can invoke any microservice endpoint at runtime by specifying the service name, URL, and parameters, simplifying code and reducing boilerplate in Spring Cloud applications.
Spring Cloud 2025.0.0 "Northfields" was released on May 29, 2025, fully compatible with Spring Boot 3.5.0, bringing major enhancements to core microservice components, new Gateway features, Config AWS‑S3 support, Kubernetes config source integration, CircuitBreaker reactive isolation, Eureka client upgrades, and a detailed upgrade guide for developers.
This article explains the fundamentals of microservice architecture, detailing its characteristics, core components such as service registry, API gateway, configuration center, inter‑service communication, circuit breaker and distributed tracing, and illustrates typical application scenarios with diagrams.
This article traces the evolution of API gateways and API management from early traffic and microservice gateways to cloud-native and AI-focused solutions, compares their core responsibilities, roles, and technical foundations, and outlines how they can be integrated and what future trends, such as AI gateways and MCP servers, may bring to modern software architectures.
This article explains how to implement gray (canary) release in a Spring Cloud project using Nacos for service discovery, custom request headers, ThreadLocal gray flags, Spring Cloud Gateway filters, custom Ribbon load balancer rules, and provides full code snippets, configuration steps, and deployment instructions.
This guide walks through upgrading a Spring Cloud Gateway by integrating Nacos as a service registry and configuration center, showing how to enable automatic request forwarding, dynamic route loading, and load‑balancing with step‑by‑step code examples and configuration files.
This article walks through a practical approach to generate a unique traceId at request entry, propagate it through REST, RocketMQ, and Dubbo RPC modules, and configure Log4j2 to print the traceId so that logs from different services can be correlated into a single request chain.
This article outlines practical microservice best practices—including the Single Responsibility Principle, cross‑functional teams, appropriate tooling, asynchronous communication, DevSecOps, isolated data stores, independent deployment, orchestration, and monitoring—to help developers build maintainable, scalable, and secure cloud‑native applications.
This article details the evolution of a fast‑growing e‑commerce finance platform from a monolithic microservice architecture plagued by data inconsistency, low processing efficiency, and scalability limits to a robust, distributed big‑data warehouse using SparkSQL, layered data models, and optimized scheduling, achieving ten‑fold performance gains and near‑zero failure rates.
This article explains how the increasing complexity of business logic in modern backend systems leads to tangled code, and demonstrates how strategic and tactical Domain‑Driven Design (DDD) concepts—such as bounded contexts, aggregates, entities, value objects, repositories, and application services—can decouple business and technology, improve maintainability, extensibility, and stability, and guide practical layered architecture implementation.
The article describes the challenges of testing complex systems, proposes a traffic‑replay platform built on Java and jvm‑sandbox‑repeater, outlines its four‑stage construction, layered architecture, core functions, technical challenges with solutions, and future integration plans to improve automated testing and reduce noise.
The article lists twelve common but harmful coding practices—such as over‑splitting micro‑services, writing massive methods, nesting deep conditionals, misusing comments, and avoiding logging—that dramatically reduce code readability and increase maintenance difficulty, illustrated with a fictional programmer’s missteps.
This article explains the CQRS architectural pattern, its benefits and pitfalls, and provides a step‑by‑step guide to implementing CQRS with Spring Boot, Axon, and Kafka, including command and query handling, event sourcing, and practical considerations for microservice architectures.
This article explains synchronous versus asynchronous processing through a parcel‑delivery example, outlines core async concepts, presents common async techniques such as message queues, event‑driven design and non‑blocking I/O, and demonstrates practical implementations with Spring Cloud Gateway, Netty, ELK‑Kafka pipelines, and CompletableFuture batch processing.
This article introduces Spring Cloud Gateway as a high‑performance replacement for Zuul, explains its core components (Route, Predicate, Filter) and request flow, provides step‑by‑step setup of a gateway project, demonstrates route configuration, custom GlobalFilter and GatewayFilter implementations, and validates the behavior with example requests.
This article explains how to design custom routing rules, version‑based load balancing, and gray‑deployment strategies in distributed microservice systems to isolate service versions, ensure safe acceptance testing, and smoothly roll out new releases.
This article provides a comprehensive overview of Sentinel, covering its core concepts, flow‑control and circuit‑breaker capabilities, extensible rule engine, dashboard interaction, source package structure, and practical deployment considerations for Java‑based cloud‑native microservices.
This article introduces Sentinel, a cloud‑native flow‑control component born from Alibaba's ecosystem, explains its resource‑based rule model, core implementation—including rule‑control chain, datasource, and dashboard—and discusses practical deployment considerations and extension strategies for Java microservices.
The article outlines common backend code smells such as over‑engineering, deep inheritance hierarchies, excessive DTO/VO layers, unnecessary interfaces, and contract‑less microservice designs, explains why they harm team efficiency and project quality, and provides concrete Java examples and best‑practice recommendations to avoid them.
This article explains why a dedicated gameplay engine was built for HuoLaLa's marketing activities, describes its layered architecture, orchestration mechanisms, configuration examples, and future roadmap, highlighting how it isolates code, improves performance, and simplifies workflow management.
This article walks through integrating SpringBoot, Dubbo, and Seata to implement reliable distributed transactions, covering project setup, Maven dependencies, service definitions, Nacos registration, configuration files, testing normal commits and rollbacks, and troubleshooting version incompatibilities.
This article explains how Alibaba engineers use the Higress AI gateway to offload MCP protocol and transform large‑scale HSF RPC services into MCP servers without modifying application code, covering challenges, required components, step‑by‑step migration, and practical insights for AI‑native infrastructure.
The article surveys the Spring 6 and Spring Boot 3.0 upgrades—JDK 17 baseline, virtual threads, @HttpExchange client, RFC 7807 ProblemDetail handling, GraalVM native images, Jakarta EE 9+ migration, enhanced auto‑configuration, OAuth2 authorization server, Prometheus‑compatible metrics—and provides a step‑by‑step migration roadmap with practical recommendations for modernizing e‑commerce applications.
Spring Boot 3.5 introduces a suite of enhancements—including task decorator support, the Vibur connection pool, SSL health metrics, flexible configuration loading, automatic Trace‑ID headers, richer Actuator capabilities, functional programming hooks, and many more—each explained with code examples and practical usage tips for modern Java backend development.
This article explains Seata's distributed transaction architecture, details the AT transaction mode, walks through single‑node and cluster deployments, and provides complete code examples for stock and order services that demonstrate both successful commits and automatic rollbacks in a microservice environment.
A detailed walkthrough of a friend's first‑round interview at Toutiao, covering self‑introduction, project deep‑dive, OS scheduling, TCP reliability, SQL join, and two linked‑list reversal implementations, with the exact questions and code shown.
This article outlines the major technical upgrades in Nacos 3.0—including JDK 17, Spring Boot 3.4.1, enhanced Admin API, default authentication, MCP for AI models, unified namespaces, distributed‑lock beta, fuzzy listening, and xDS support—while also promoting a series of AI‑focused products, community groups, and paid resources for developers.
This article summarizes the key changes from the Nacos 3.0 beta to the official release, covering JDK and Spring Boot upgrades, new Admin APIs, default authentication, AI Model Content Protocol, unified namespaces, beta distributed lock, fuzzy listening, and native xDS support for cloud‑native microservice architectures.
This article explains how Docker serves as the core technology for microservice deployment by ensuring environment consistency, enabling rapid builds, supporting orchestration with Kubernetes, and integrating CI/CD pipelines, while also providing step‑by‑step guidance and practical code examples.
Version 3.0 of Nacos upgrades to JDK 17 and Spring Boot 3.4.1, introduces AI‑focused MCP, enhanced Admin API with default authentication, unified namespaces, beta distributed lock and fuzzy listening features, and native xDS protocol support, while highlighting related open‑source SpringBoot + Vue e‑commerce projects.
This article explains what microservices are, outlines their key advantages such as scalability and resilience, details the inherent challenges like complexity and security, and introduces essential design patterns—including Database‑Per‑Service, API Gateway, BFF, CQRS, Event Sourcing, Saga, Sidecar, Circuit Breaker, ACL, and Aggregator—to help architects build robust, maintainable systems.
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 article critically examines the popular claims surrounding microservices, tracing their historical roots, debunking each touted benefit, exposing distributed‑computing fallacies, and highlighting the real organizational challenges, ultimately concluding that microservices are simply modular components rather than a revolutionary architecture.
This article explains how to redesign a task‑centered backend by standardizing message formats, making task completion conditions configurable, and leveraging Alibaba's QLExpress rule engine, dramatically reducing integration time from weeks to minutes while supporting micro‑service deployment with Docker and Kubernetes.
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 presents a comprehensive overview of building an enterprise‑level LLMOPS platform—including concept definitions, the relationship between LLMOPS, MLOps and intelligent agent platforms, four development tiers, architecture layers, core technical concerns, deployment options, and the benefits of cloud‑native AI development.
The unified exchange mall middleware platform consolidates disparate points‑redemption and lottery flows into a four‑layer architecture—business, gameplay templates, domain models, and downstream services—offering standardized APIs, dynamic RPC routing, Redis‑based inventory control, anti‑fraud safeguards, and built‑in monitoring, thereby cutting development costs, enhancing maintainability, and ensuring system stability.
This article explains how Sentinel, an open‑source flow‑control component from Alibaba, provides fine‑grained rate limiting, circuit breaking, and system protection for microservices, detailing its core mechanisms, configuration options, and practical usage in performance and fault testing.
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 guide walks through a complete one‑click Jenkins pipeline that pulls Spring Cloud source code from Git, builds it with Maven, packages the JAR into a Docker image, pushes the image to a registry, and finally deploys or updates the service on Kubernetes, covering SSH‑key setup, pipeline scripting, and Kubernetes resource definitions.
This article compares Feign and Spring 6's @HttpExchange for remote service calls, walks through practical examples—including interface definition, proxy creation, various client options, testing, reactive returns, custom argument resolvers, and error handling—while providing complete code snippets for Spring Boot 3.4.2.
This article reviews common Java backend technologies, explains why JSP, Struts, Hibernate and several legacy tools are no longer worth learning, and highlights the essential concepts—especially deep mastery of Servlets—that modern Java developers should focus on in 2024.
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.
The article reexamines the controversial middle‑platform model, distilling five years of successes and failures into practical guidance—emphasizing clear domain division, deep decoupling, dedicated tooling and organization, while warning against technical debt and showing how AI‑driven agent platforms can extend its value when built on solid enterprise knowledge.
This tutorial walks through integrating Spring Cloud Sleuth and Zipkin to achieve distributed service tracing in a microservice architecture, covering the underlying concepts, step‑by‑step implementation, log analysis, and optional asynchronous log collection via RabbitMQ.
This article walks through the background, architecture, and practical implementation of a Spring Cloud Zuul service gateway, showing how to create the gateway project, enable Zuul, configure Eureka registration, build a sample business microservice, and test request routing and load balancing.
RabbitMQ, an Erlang‑based open‑source message broker implementing AMQP, uses producers, consumers, exchanges, queues, virtual hosts, connections, and channels to enable scalable, reliable asynchronous communication, with various exchange types and binding mechanisms that organize message routing in microservice architectures.
The article explains how Hystrix uses thread‑pool and semaphore isolation to prevent cascading failures in microservice architectures, detailing implementation, configuration defaults, suitable scenarios, and recommendations for building resilient distributed systems.
This article explains how to integrate Spring Cloud Bus with RabbitMQ (or Kafka) to automatically propagate configuration changes across multiple microservice instances, replacing manual /refresh calls with a message‑bus driven refresh workflow, and provides step‑by‑step implementation details.
This article explores how Domain‑Driven Design and hexagonal (clean) architecture were applied to Huolala’s user CRM, detailing the tactical design patterns, module breakdown, code examples, and the step‑by‑step migration that improved scalability, maintainability, and development efficiency.
The article walks through the need for a service registry in a micro‑service scenario, explains how services register and discover each other, discusses high‑availability deployment, and compares push, pull, and long‑polling mechanisms for dynamic detection of service instances.
This guide introduces Prompt Optimizer, a client‑side AI prompt‑enhancement tool with over 2k GitHub stars, outlines its key features, provides step‑by‑step Docker installation commands, showcases a real‑world SpringBoot‑Vue e‑commerce project, and demonstrates how to generate and compare optimized prompts for better LLM responses.
This article details ZEEK's cloud‑native transformation, covering the strategic shift to open‑source standards, unified microservice architecture, high‑availability practices, upgraded traffic gateways, visual data analysis, car‑network data collection, and AI‑assisted development, illustrating how these steps enhanced system stability, scalability, and development efficiency.
This article explains the challenges of observability in distributed microservice and LLM architectures, introduces CloudWeGo and APMPlus, and provides step‑by‑step integration guides for Kitex, Hertz, and Eino frameworks, including code samples, data reporting methods, and advanced monitoring features such as RED metrics, LLM‑specific indicators, service topology, and future roadmap.
This article introduces Hoppscotch, an open‑source, lightweight API testing tool with over 70k GitHub stars, outlines its key features, shows how to install and configure it, and provides a step‑by‑step guide to testing a SpringBoot‑Vue e‑commerce project’s endpoints, including token handling and environment variables.
This article compares Spring Boot and Quarkus by outlining their architectures, running a reactive‑API benchmark with JMeter and VisualVM, presenting startup, build‑time, memory, CPU and response‑time results for JVM and native images, and offering a step‑by‑step guide for migrating Spring developers to Quarkus with code examples.
This article compares Spring Boot and Quarkus by describing their architectures, presenting a reactive test application that uses PostgreSQL, detailing a JMeter performance test plan, and analyzing results such as startup time, build size, CPU, memory, and response latency to help developers decide when to migrate from Spring Boot to Quarkus.
This article demonstrates how to use the Adapter pattern to abstract multiple OSS providers such as MinIO and Aliyun in a Spring microservice, configure the concrete adapters via Nacos dynamic configuration, and expose a unified upload API through a service and controller layer, complete with deployment and testing steps.
