Putting Value Into Map if Not Null in Java

Date: 2025-03-06

This Java Code Geeks article details three methods for adding non-null values to Java Maps: using an if statement for a simple check, leveraging Optional.ofNullable().ifPresent() for a functional approach, and employing Stream.filter() for another functional solution. Each method prevents adding null values, avoiding potential errors. The article demonstrates each technique with examples, highlighting their advantages and suitability depending on coding style.

Read more: https://www.javacodegeeks.com/adding-a-non-null-value-to-a-map-in-java.html