### Relevant Articles:

- [Ignoring Commas in Quotes When Splitting a Comma-separated String](https://www.baeldung.com/java-split-string-commas)
- [Compare Strings While Ignoring Whitespace in Java](https://www.baeldung.com/java-compare-string-whitespace)
- [Concatenating Null Strings in Java](https://www.baeldung.com/java-concat-null-string)

