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#!/bin/bash for ARG in "${@}"; do case ${ARG} in -jar) EXE=${2} shift 2 break ;; *) shift ;; esac done if [[ ${EXE} != *.jar ]]; then echo "error: could not find jar argument in java invocation" >&2 exit 1 fi EXE=${EXE%.jar} EXE=${EXE,,} exec "${EXE}" "${@}"