tubemq-example/src/main/java/org/apache/tubemq/example/ArgsParserHelper.java
/**
     * Print help information and exit.
     *
     * @param opts - options
     */
Print help information and exit.
@param opts - options
Print help information and exit . @param opts - options
public static void help(String commandName, Options opts) {
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp(commandName, opts);
        System.exit(0);
    }
public static void help ( String commandName , Options opts ) { HelpFormatter formatter = new HelpFormatter ( ) ; formatter . printHelp ( commandName , opts ) ; System . exit ( 0 ) ; }
Print help information and exit.
Print help information and exit .