Reduce code smells in OperationContext class

[jorsol]

Description

Reduce some code smells from OperationContext class, and also use primitive booleans in BaseOperation.

There is a small improvement in the with* instantiation of OperationContext where if the same value is provided, the same instance is returned instead of creating an unnecessary copy.

Type of change

• Bug fix (non-breaking change which fixes an issue)
• Feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change
• Chore (non-breaking change which doesn't affect codebase;
  test, version modification, documentation, etc.)

Checklist

• Code contributed by me aligns with current project license: Apache 2.0
• I Added CHANGELOG entry regarding this change
• I have implemented unit tests to cover my changes
• I have added/updated the javadocs and other documentation accordingly
• No new bugs, code smells, etc. in SonarCloud report
• I tested my code in Kubernetes
• I tested my code in OpenShift

[centos-ci]

Can one of the admins verify this patch?

[manusa]

LGTM, thx!

[sonarcloud]

SonarCloud Quality Gate failed.

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

55.3% Coverage
0.9% Duplication