[Backport 2.x] Handle Reader thread termination gracefully

[khushbr]

Backport PR to #476

Check List

• New functionality includes testing.
  • All tests pass
• New functionality has been documented.
  • New functionality has javadoc added
• Commits are signed per the DCO using --signoff

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[codecov]

Codecov Report

Merging #482 (dfcb909) into 2.x (a42e65e) will decrease coverage by 0.37%.
The diff coverage is 0.00%.

❗ Current head dfcb909 differs from pull request most recent head 6835b6b. Consider uploading reports for the commit 6835b6b to get more accurate results

@@             Coverage Diff              @@
##                2.x     #482      +/-   ##
============================================
- Coverage     76.06%   75.70%   -0.37%     
+ Complexity     2586     2584       -2     
============================================
  Files           302      303       +1     
  Lines         15360    15418      +58     
  Branches       1213     1218       +5     
============================================
- Hits          11684    11672      -12     
- Misses         3185     3255      +70     
  Partials        491      491              

Files Changed	Coverage Δ
...h/performanceanalyzer/LocalhostConnectionUtil.java	0.00% <0.00%> (ø)
...ch/performanceanalyzer/PerformanceAnalyzerApp.java	34.65% <0.00%> (-15.35%)	⬇️

... and 6 files with indirect coverage changes