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Java High-Performance Architecture

Sharing Java development articles and resources, including SSM architecture and the Spring ecosystem (Spring Boot, Spring Cloud, MyBatis, Dubbo, Docker), Zookeeper, Redis, architecture design, microservices, message queues, Git, etc.

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Latest from Java High-Performance Architecture

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Java High-Performance Architecture

Apr 11, 2024 · Backend Development

Essential Microservice Design Patterns: Pros, Cons, and When to Use Them

This article explains the evolution of microservice architecture, defines its core characteristics, lists its advantages and disadvantages, and provides detailed guidance on when to adopt it, followed by an extensive review of key design patterns such as database per service, event sourcing, CQRS, Saga, BFF, API gateway, Strangler, circuit breaker, externalized configuration, and consumer‑driven contract testing.

design-patterns

0 likes · 28 min read

Java High-Performance Architecture

Apr 11, 2024 · Backend Development

Mastering Microservice Architecture: Patterns, Pros, Cons, and When to Use Them

This article traces the evolution of software architecture to microservices, explains their core characteristics, lists advantages and drawbacks, and provides a comprehensive guide to essential design patterns such as database per service, event sourcing, CQRS, Saga, BFF, API gateway, Strangler, circuit breaker, externalized configuration, and consumer‑driven contract testing, with guidance on when to adopt each.

architecturebackenddesign-patterns

0 likes · 27 min read

Mastering Microservice Architecture: Patterns, Pros, Cons, and When to Use Them

Java High-Performance Architecture

Apr 8, 2024 · Backend Development

Dynamic Multi-DataSource Switching & Transaction Management in Spring

This article explores solutions for managing multiple data sources in a Spring application, covering dynamic routing with AbstractRoutingDataSource, configuration‑file and database‑table approaches, AOP‑based source switching, and custom multi‑transaction handling to ensure consistency across heterogeneous databases.

JavaMulti-Database TransactionSpring

0 likes · 15 min read

Dynamic Multi-DataSource Switching & Transaction Management in Spring

Java High-Performance Architecture

Apr 7, 2024 · Backend Development

Choosing Between JWT and Session: A Practical Guide to Secure Authentication in Java

This article compares JWT and session authentication, explains their differences, advantages, and drawbacks, and provides a complete Java implementation with Redis integration, token generation, validation, renewal, and related interceptor configuration for a robust backend authentication system.

AuthenticationJWTJava

0 likes · 14 min read

Choosing Between JWT and Session: A Practical Guide to Secure Authentication in Java

Java High-Performance Architecture

Apr 3, 2024 · Databases

Why OFFSET/LIMIT Slows Down Large Datasets and How to Use Cursor Pagination

This article explains why using OFFSET with LIMIT becomes a performance bottleneck on massive tables, demonstrates the inefficiency of full‑table scans, and introduces a faster cursor‑based pagination technique that leverages indexed primary keys for efficient data retrieval.

CursorPaginationSQL

0 likes · 6 min read

Why OFFSET/LIMIT Slows Down Large Datasets and How to Use Cursor Pagination

Java High-Performance Architecture

Apr 2, 2024 · Backend Development

Unlock Redis Performance: Using Lua Scripts in Spring Boot

This article explains how to integrate Lua scripts with Redis in a Spring Boot application, covering Lua basics, performance benefits, common use cases, step‑by‑step configuration, Java code examples, error handling, security considerations, and best practices for reliable backend development.

LuaPerformanceRedis

0 likes · 19 min read

Unlock Redis Performance: Using Lua Scripts in Spring Boot

Java High-Performance Architecture

Mar 28, 2024 · Backend Development

What Tech Stack Should a Small Startup Choose? Real‑World Lessons

A former developer recounts joining a tiny startup in 2022, detailing the initial tech stack choices, the challenges faced during development, subsequent adjustments, hiring struggles, and practical advice for avoiding common pitfalls in early‑stage companies.

egg.jsstartupteam management

0 likes · 10 min read

What Tech Stack Should a Small Startup Choose? Real‑World Lessons

Java High-Performance Architecture

Mar 27, 2024 · Backend Development

Why Token Pass‑Through Fails and How to Build Secure Unified Auth in Microservices

This article examines the pitfalls of token pass‑through authentication in microservices, proposes explicit userId parameter passing, compares unified auth approaches using Spring Cloud Gateway with Feign or Dubbo, and explores non‑unified alternatives, including K8s Ingress integration and practical code examples.

DubboKubernetesfeign

0 likes · 10 min read

Why Token Pass‑Through Fails and How to Build Secure Unified Auth in Microservices

Java High-Performance Architecture

Mar 13, 2024 · Fundamentals

Boost Your Productivity: Master Vim Shortcuts in IntelliJ IDEA

This guide explains why and how to use Vim inside IntelliJ IDEA, covering essential commands, practical exercises, plugin installation, configuration tips, and custom action mappings to streamline coding and reduce mouse reliance.

ConfigurationIdeaVimIntelliJ IDEA

0 likes · 24 min read

Boost Your Productivity: Master Vim Shortcuts in IntelliJ IDEA

Java High-Performance Architecture

Mar 12, 2024 · Backend Development

How to Build a Spring Boot File Upload Service with Elasticsearch Text Extraction and Search

This guide walks through creating a Spring Boot backend that accepts PDF, Word, and TXT uploads, extracts their text using Elasticsearch's ingest‑attachment plugin, stores metadata in MySQL, and provides fuzzy search and highlighted results via Elasticsearch queries.

ElasticsearchFile UploadJava

0 likes · 23 min read