fix issue #445

[lxhoan]

@fmachado , I followed option (1) as discussed. I also reuse your test code (provided in the original issue) for unit test, tks, please help to review

[codecov-io]

Codecov Report

Merging #477 into master will increase coverage by 0.02%.
The diff coverage is 100%.

@@             Coverage Diff              @@
##             master     #477      +/-   ##
============================================
+ Coverage     86.91%   86.93%   +0.02%     
+ Complexity      304      303       -1     
============================================
  Files            20       20              
  Lines          1292     1294       +2     
  Branches        134      134              
============================================
+ Hits           1123     1125       +2     
- Misses          110      111       +1     
+ Partials         59       58       -1

Impacted Files	Coverage Δ	Complexity Δ
src/main/java/org/influxdb/impl/InfluxDBImpl.java	88.88% <100%> (+0.67%)	69 <0> (ø)	⬇️
src/main/java/org/influxdb/InfluxDBException.java	87.27% <0%> (-3.64%)	11% <0%> (-1%)

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[majst01]

Needs rebase.