>>>>> On Mon, 29 May 2023, Volkmar W Pogatzki wrote:

> +if [[ ${SLOT} = 0 ]]; then
> +: "${JAVA_LAUNCHER_FILENAME:=${PN}}"
> +else
>  : "${JAVA_LAUNCHER_FILENAME:=${PN}-${SLOT}}"
> +fi

Please indent the lines in the then and else blocks.