tree a8acf8289ef6b9abba34cd4a67a59288221f9587
parent 81c80d3f9aef4a48b6f94e530932e51af2445c08
author luochen01 <cluo8@uci.edu> 1527006325 -0700
committer Luo Chen <cluo8@uci.edu> 1527019600 -0700

[NO ISSUE][RT] Eliminate HashMap lookup during comparision

- user model changes: no
- storage format changes: no
- interface changes: no

Details:
- Eliminate the use of hash map to store type tags. Replace it with a
simple TypeTag[] to improve performance.

Change-Id: Ie5b8efdcb226a8818deaf57a6305a18107544feb
Reviewed-on: https://asterix-gerrit.ics.uci.edu/2655
Sonar-Qube: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Michael Blow <mblow@apache.org>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Contrib: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Taewoo Kim <wangsaeu@gmail.com>
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>