Examples with DefaultParser org.apache.commons.cli.DefaultParser used on opensource projects

Example 21 with DefaultParser

use of org.apache.commons.cli.DefaultParser in project hbase by apache.

the class AbstractHBaseTool method run.

@Override
public int run(String[] args) throws IOException {
    cmdLineArgs = args;
    if (conf == null) {
        LOG.error("Tool configuration is not initialized");
        throw new NullPointerException("conf");
    }
    CommandLine cmd;
    List<String> argsList = new ArrayList<>(args.length);
    for (String arg : args) {
        argsList.add(arg);
    }
    // For backward compatibility of args which can't be parsed as Option. See javadoc for
    // processOldArgs(..)
    processOldArgs(argsList);
    try {
        addOptions();
        if (isHelpCommand(args)) {
            printUsage();
            return EXIT_SUCCESS;
        }
        String[] remainingArgs = new String[argsList.size()];
        argsList.toArray(remainingArgs);
        cmd = new DefaultParser().parse(options, remainingArgs);
    } catch (MissingOptionException e) {
        LOG.error(e.getMessage());
        LOG.error("Use -h or --help for usage instructions.");
        return EXIT_FAILURE;
    } catch (ParseException e) {
        LOG.error("Error when parsing command-line arguments", e);
        LOG.error("Use -h or --help for usage instructions.");
        return EXIT_FAILURE;
    }
    processOptions(cmd);
    int ret;
    try {
        ret = doWork();
    } catch (Exception e) {
        LOG.error("Error running command-line tool", e);
        return EXIT_FAILURE;
    }
    return ret;
}

Example 22 with DefaultParser

use of org.apache.commons.cli.DefaultParser in project hbase by apache.

the class AbstractHBaseTool method isHelpCommand.

private boolean isHelpCommand(String[] args) throws ParseException {
    Options helpOption = new Options().addOption(HELP_OPTION);
    // this parses the command line but doesn't throw an exception on unknown options
    CommandLine cl = new DefaultParser().parse(helpOption, args, true);
    return cl.getOptions().length != 0;
}

Example 23 with DefaultParser

use of org.apache.commons.cli.DefaultParser in project flink by apache.

the class CliFrontendParser method parseCancelCommand.

public static CancelOptions parseCancelCommand(String[] args) throws CliArgsException {
    try {
        DefaultParser parser = new DefaultParser();
        CommandLine line = parser.parse(CANCEL_OPTIONS, args, false);
        return new CancelOptions(line);
    } catch (ParseException e) {
        throw new CliArgsException(e.getMessage());
    }
}

Example 24 with DefaultParser

use of org.apache.commons.cli.DefaultParser in project flink by apache.

the class CliFrontendParser method parseInfoCommand.

public static InfoOptions parseInfoCommand(String[] args) throws CliArgsException {
    try {
        DefaultParser parser = new DefaultParser();
        CommandLine line = parser.parse(INFO_OPTIONS, args, true);
        return new InfoOptions(line);
    } catch (ParseException e) {
        throw new CliArgsException(e.getMessage());
    }
}

Example 25 with DefaultParser

use of org.apache.commons.cli.DefaultParser in project storm by apache.

the class KafkaOffsetLagUtil method main.

public static void main(String[] args) {
    try {
        List<KafkaOffsetLagResult> results;
        Options options = buildOptions();
        CommandLineParser parser = new DefaultParser();
        CommandLine commandLine = parser.parse(options, args);
        if (!commandLine.hasOption(OPTION_TOPIC_LONG)) {
            printUsageAndExit(options, OPTION_TOPIC_LONG + " is required");
        }
        if (commandLine.hasOption(OPTION_OLD_CONSUMER_LONG)) {
            OldKafkaSpoutOffsetQuery oldKafkaSpoutOffsetQuery;
            if (commandLine.hasOption(OPTION_GROUP_ID_LONG) || commandLine.hasOption(OPTION_BOOTSTRAP_BROKERS_LONG) || commandLine.hasOption(OPTION_SECURITY_PROTOCOL_LONG)) {
                printUsageAndExit(options, OPTION_GROUP_ID_LONG + " or " + OPTION_BOOTSTRAP_BROKERS_LONG + " or " + OPTION_SECURITY_PROTOCOL_LONG + " is " + "not accepted with option " + OPTION_OLD_CONSUMER_LONG);
            }
            if (!commandLine.hasOption(OPTION_ZK_SERVERS_LONG) || !commandLine.hasOption(OPTION_ZK_COMMITTED_NODE_LONG)) {
                printUsageAndExit(options, OPTION_ZK_SERVERS_LONG + " and " + OPTION_ZK_COMMITTED_NODE_LONG + " are required  with " + OPTION_OLD_CONSUMER_LONG);
            }
            String[] topics = commandLine.getOptionValue(OPTION_TOPIC_LONG).split(",");
            if (topics != null && topics.length > 1) {
                printUsageAndExit(options, "Multiple topics not supported with option " + OPTION_OLD_CONSUMER_LONG + ". Either a single topic or a " + "wildcard string for matching topics is supported");
            }
            if (commandLine.hasOption(OPTION_ZK_BROKERS_ROOT_LONG)) {
                if (commandLine.hasOption(OPTION_PARTITIONS_LONG) || commandLine.hasOption(OPTION_LEADERS_LONG)) {
                    printUsageAndExit(options, OPTION_PARTITIONS_LONG + " or " + OPTION_LEADERS_LONG + " is not accepted with " + OPTION_ZK_BROKERS_ROOT_LONG);
                }
                oldKafkaSpoutOffsetQuery = new OldKafkaSpoutOffsetQuery(commandLine.getOptionValue(OPTION_TOPIC_LONG), commandLine.getOptionValue(OPTION_ZK_SERVERS_LONG), commandLine.getOptionValue(OPTION_ZK_COMMITTED_NODE_LONG), commandLine.hasOption(OPTION_TOPIC_WILDCARD_LONG), commandLine.getOptionValue(OPTION_ZK_BROKERS_ROOT_LONG));
            } else {
                if (commandLine.hasOption(OPTION_TOPIC_WILDCARD_LONG)) {
                    printUsageAndExit(options, OPTION_TOPIC_WILDCARD_LONG + " is not supported without " + OPTION_ZK_BROKERS_ROOT_LONG);
                }
                if (!commandLine.hasOption(OPTION_PARTITIONS_LONG) || !commandLine.hasOption(OPTION_LEADERS_LONG)) {
                    printUsageAndExit(options, OPTION_PARTITIONS_LONG + " and " + OPTION_LEADERS_LONG + " are required if " + OPTION_ZK_BROKERS_ROOT_LONG + " is not provided");
                }
                String[] partitions = commandLine.getOptionValue(OPTION_PARTITIONS_LONG).split(",");
                String[] leaders = commandLine.getOptionValue(OPTION_LEADERS_LONG).split(",");
                if (partitions.length != leaders.length) {
                    printUsageAndExit(options, OPTION_PARTITIONS_LONG + " and " + OPTION_LEADERS_LONG + " need to be of same size");
                }
                oldKafkaSpoutOffsetQuery = new OldKafkaSpoutOffsetQuery(commandLine.getOptionValue(OPTION_TOPIC_LONG), commandLine.getOptionValue(OPTION_ZK_SERVERS_LONG), commandLine.getOptionValue(OPTION_ZK_COMMITTED_NODE_LONG), commandLine.getOptionValue(OPTION_PARTITIONS_LONG), commandLine.getOptionValue(OPTION_LEADERS_LONG));
            }
            results = getOffsetLags(oldKafkaSpoutOffsetQuery);
        } else {
            String securityProtocol = commandLine.getOptionValue(OPTION_SECURITY_PROTOCOL_LONG);
            String[] oldSpoutOptions = { OPTION_TOPIC_WILDCARD_LONG, OPTION_PARTITIONS_LONG, OPTION_LEADERS_LONG, OPTION_ZK_SERVERS_LONG, OPTION_ZK_COMMITTED_NODE_LONG, OPTION_ZK_BROKERS_ROOT_LONG };
            for (String oldOption : oldSpoutOptions) {
                if (commandLine.hasOption(oldOption)) {
                    printUsageAndExit(options, oldOption + " is not accepted without " + OPTION_OLD_CONSUMER_LONG);
                }
            }
            if (!commandLine.hasOption(OPTION_GROUP_ID_LONG) || !commandLine.hasOption(OPTION_BOOTSTRAP_BROKERS_LONG)) {
                printUsageAndExit(options, OPTION_GROUP_ID_LONG + " and " + OPTION_BOOTSTRAP_BROKERS_LONG + " are required if " + OPTION_OLD_CONSUMER_LONG + " is not specified");
            }
            NewKafkaSpoutOffsetQuery newKafkaSpoutOffsetQuery = new NewKafkaSpoutOffsetQuery(commandLine.getOptionValue(OPTION_TOPIC_LONG), commandLine.getOptionValue(OPTION_BOOTSTRAP_BROKERS_LONG), commandLine.getOptionValue(OPTION_GROUP_ID_LONG), securityProtocol);
            results = getOffsetLags(newKafkaSpoutOffsetQuery);
        }
        Map<String, Map<Integer, KafkaPartitionOffsetLag>> keyedResult = keyByTopicAndPartition(results);
        System.out.print(JSONValue.toJSONString(keyedResult));
    } catch (Exception ex) {
        System.out.print("Unable to get offset lags for kafka. Reason: ");
        ex.printStackTrace(System.out);
    }
}