tree fe3e434e0a6fd4be27ea8a5d8205836ef2b05e87
parent d5fee4f9d798a7f4b906acc7f52dce4f7b91b471
author Seongmin Park <48579185+ulgal@users.noreply.github.com> 1576561688 +0900
committer Won Wook SONG <wonook@apache.org> 1576561688 +0900

[NEMO-429] SWPP TEAM19 Code Smell Fix (#269)

JIRA: [NEMO-429: TEAM19](https://issues.apache.org/jira/projects/NEMO/issues/NEMO-429)

**Major changes:**
- Fixed code smells (SWPP Code Smell session)

**Minor changes to note:**
- As TA suggested, we add ```TODO #430: Pair elements should be serializable``` at Pair.java