opensource contribution

2020

• Spring Batch

2019

• spring-data-jdbc
• kotlin-web-site
• Flexmark-java
• spring-framework
• micronaut-spring

https://github.com/navermaps/maps.js

2018

• openjdk-build
• java-diff-utils
• struts

2017

• perfect-scrollbar

2016

• tui.editor
• spring-framework
• spring-framework

2014

• spring-batch
• tzdata

2013

• spring-batch
• Universal Image loader
• robolectric
• robolectric
• robolectric

---

• http://forum.springsource.org/showthread.php?96453-The-cron-expression-quot-0-0-8-10-1-2-3-9-quot-makes-unexpected-schedules-in-Spring-3-0
• http://forum.springsource.org/showthread.php?55853-SimpleIbatisItemWriter-in-my-project
• http://forum.springsource.org/archive/index.php/t-87164.html
• http://forum.springsource.org/archive/index.php/t-54129.html