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Class StrictJsonWriter  implements the RecordWriter interface. It accepts input records that in strict JSON format and writes them to Hive. It converts the JSON record directly into an Object using JsonSerde, which is then passed on to the underlying AcidOutputFormat's record updater for the appropriate bucket.  See Javadoc.

StrictRegexWriter

Class StrictRegexWriter implements the RecordWriter interface. It accepts input records, regex that in text format and writes them to Hive. It converts the text record using proper regex directly into an Object using RegexSerDe, which is then passed on to the underlying AcidOutputFormat's record updater for the appropriate bucket. See Javadoc.

AbstractRecordWriter

This is a base class that contains some of the common code needed by RecordWriter objects such as schema lookup and computing the bucket into which a record should belong.

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