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fetcher.class - the fully-qualified name of the class that will be used to fetch datadata (note: some parser implementations may ignore the fetcher and perform the fetching themselves)
fetcher.realtime - if true, only the most recent token from each execution will be written to the stream; if false, all tokens produced from each execution that are newer than the stream's most recent token will be written to the stream
fetcher.delay - how long to wait between executions (in milliseconds)
parser.class - the fully-qualified name of the class that will be used to parse data (note: some parser implementations may ignore the fetcher and perform the fetching themselves)- required
date.extractor.class - the fully-qualified name of the class that will be used to extract dates (note: some parsers may ignore the date extractor and perform timestamping themselves)
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