trait FileBuilder[-R] extends AnyRef
A data file builder that keeps adding records and returns the resulting file after flushing to disk.
- R
type of the records being added.
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- abstract def build(): Option[File]
Builds a data file from all the added records and flushes it to disk.
Builds a data file from all the added records and flushes it to disk. The builder instance can no longer be used after calling this method.
- returns
The resulting file if any records were added, None otherwise.
- abstract def discard(): Unit
Discards the file currently being built and closes the builder.
- abstract def getDataSize: Long
Gets the current size of the data added to the file.
- abstract def getRecordCount: Long
Gets the count of records currently written to the file.
- abstract def write(record: R): Unit
Adds a record to the file.
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