Pvs studio refactoring

[uhafner]

ErrorProne detected a design problem that should be fixed.

After this change all ErrorProne warnings will be fixed 🎉

[github-actions]

☀️   Quality Monitor

   🚦   Tests: 100 % successful (✔️ 1289 passed, 🙈 2 skipped)
   〰️   Line Coverage: 94% (417 missed lines)
   ➰   Branch Coverage: 87% (264 missed branches)
     CheckStyle: No warnings
     PMD: No warnings
     SpotBugs: No warnings

Created by Quality Monitor v1.9.0 (#00b9b1a). More details are shown in the GitHub Checks Result.

[codecov]

Codecov Report

Attention: Patch coverage is 81.25000% with 6 lines in your changes missing coverage. Please review.

Project coverage is 90.55%. Comparing base (8623542) to head (6a1a02a).
Report is 4 commits behind head on main.

Files with missing lines	Patch %	Lines
.../analysis/parser/pvsstudio/PlogMessagesReader.java	78.57%	2 Missing and 4 partials ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #1090      +/-   ##
============================================
- Coverage     90.56%   90.55%   -0.01%     
+ Complexity     2317     2311       -6     
============================================
  Files           357      357              
  Lines          6568     6566       -2     
  Branches        676      676              
============================================
- Hits           5948     5946       -2     
  Misses          417      417              
  Partials        203      203              

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