Fix [SonarQube] if/else/for/while/do statements should always use curly
braces
Fix [SonarQube] if/else/for/while/do statements should always use curly
braces
Fix [SonarQube] Loose Coupling (Avoid using implementation types like
'HashSet'; use the interface instead)
Fix [SonarQube] Loose Coupling (Avoid using implementation types like
'HashSet'; use the interface instead)