Design patterns implemented in Java

Spring Framework

Netty project - an event-driven asynchronous network application framework

FASTJSON 2.0.x has been released, faster and more secure, recommend you upgrade.

Zuul is a gateway service that provides dynamic routing, monitoring, resiliency, security, and more.

APM, (Application Performance Management) tool for large-scale distributed systems.

Resilience4j is a fault tolerance library designed for Java8 and functional programming

Catch common Java mistakes as compile-time errors

The example Android project of animated menu items in toolbar

Functional patterns for Java

Let Fixture Monkey generate test instances including edge cases automatically

TDA - Thread Dump Analyzer

Spring JDBC 활용팁, SQL 관리 방안 등

Simple, portable FTP server for one user by one executable jar file.

한국 도시 철도의 이전/다음역 및 노선번호 정보를 그래프 자료구조로 표현.