bash getopt

getopt.sh

ARGS=`getopt -o dph -l help,debug,jdk-update,jdk-retreat,tomcat-update,tomcat-retreat,apache-update,apache-retreat,tomcat-conn-update -- "$@"`
[ $? -ne 0 ] && usage
    eval set -- ${ARGS}

    while [ true ]
    do
        case $1 in
            --debug)
                IS_DEBUG="true"
                debug=1
                ;;
            -h|--help)
                IS_HELP="true"
                ;;
            --jdk-update|--jdk-retreat|--tomcat-update|--tomcat-retreat|--apache-update|--apache-retreat|--tomcat-conn-update)
                IS_OPERATION="$1"
                ;;
            #-c|--change)
             #   IS_OPERATION="change"
                #CONFIG_FILE="$2"
                #shift
              #  ;;
            --)
                #shift
                break
                ;;
            *)
                usage
                ;;
        esac
        shift
    done
    [ "${IS_HELP}" == "true" ] && usage
    [ "${IS_DEBUG}" == "true" ] && set -x