design-pattern — 3 Technical Articles

Mar 21, 2025 · Backend Development

Solving Coupling Issues with a Dedicated TPS Microservice and Feign Integration

The article explains how high coupling caused by multiple front‑end controllers and repetitive back‑end push‑service code can be eliminated by introducing a dedicated TPS microservice that encapsulates third‑party integrations and exposes a unified Feign interface for all business systems.

CouplingJavadesign-pattern

0 likes · 6 min read

Solving Coupling Issues with a Dedicated TPS Microservice and Feign Integration

Code Ape Tech Column

Aug 9, 2024 · Backend Development

Design and Implementation of a Java Rule Engine with AND/OR Logic

This article explains how to refactor a simple if‑else based user‑application rule check into a modular Java rule engine that supports AND/OR short‑circuit evaluation, detailing the design, abstract and concrete rule classes, a fluent service builder, and a test example.

RefactoringShort-Circuitcode-example

0 likes · 8 min read

Design and Implementation of a Java Rule Engine with AND/OR Logic

Full-Stack Internet Architecture

May 7, 2020 · Fundamentals

Understanding and Applying the Strategy Design Pattern in Java

This article explains the need for flexible sharing functionality, introduces the Strategy design pattern as a way to replace cumbersome if‑else statements, provides Java code examples for the pattern and its usage scenarios, and compares it with the State pattern to improve maintainability and extensibility.

Refactoringdesign-patternsoftware-architecture

0 likes · 9 min read

Understanding and Applying the Strategy Design Pattern in Java