Linux puskom-ProLiant-DL385-Gen10 5.4.0-150-generic #167~18.04.1-Ubuntu SMP Wed May 24 00:51:42 UTC 2023 x86_64

//usr/share/nano/java.nanorc

 ## Here is an example for Java.

syntax "java" "\.java$"
magic "Java "
comment "//"

color green "\<(boolean|byte|char|double|float|int|long|new|short|this|transient|void)\>"
color red "\<(break|case|catch|continue|default|do|else|finally|for|if|return|switch|throw|try|while)\>"
color cyan "\<(abstract|class|extends|final|implements|import|instanceof|interface|native)\>"
color cyan "\<(package|private|protected|public|static|strictfp|super|synchronized|throws|volatile)\>"
color red ""[^"]*""
color yellow "\<(true|false|null)\>"
color blue "//.*"
color blue start="/\*" end="\*/"
color brightblue start="/\*\*" end="\*/"
color ,green "[[:space:]]+$"