The indentation is removed at compile time, per the JLS: https://docs.oracle.com/javase/specs/jls/se15/html/jls-3.html#jls-3.10.6 https://docs.oracle.com/javase

The indentation is removed at compile time, per the JLS: https://docs.oracle.com/javase/specs/jls/se15/html/jls-3.html#jls-3.10.6 https://docs.oracle.com/javase/specs/jls/se15/html/jls-3.htm... > Incidental white space is removed, as if by execution of String.stripIndent on the characters resulting from step 1. The new stripIndent() method is provided as a convenience to developers.