Stuff

look_for_javaImpl() {  IFS=$'\n'  potential_java_dirs=(`ls -d1 "$JAVADIR"/j* | sort | tac`)  for D in "${potential_java_dirs[@]}"; do    if [[ -d "$D" && -x "$D/bin/java" ]]; then      JAVA_PROGRAM_DIR="$D/bin/"      echo $MSG2 $JAVA_PROGRAM_DIR      if check_version ; then	return 0      fi    fi  done  echo $MSG8 "${JAVADIR}/" $MSG9 ; echo $MSG4  return 1 }