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Showing content from https://hadoop.apache.org/docs/r1.2.1/api/org/apache/hadoop/mapred/RecordWriter.html below:

RecordWriter (Hadoop 1.2.1 API)

All Known Implementing Classes:

DBOutputFormat.DBRecordWriter, TextOutputFormat.LineRecordWriter

public interface RecordWriter<K,V>

RecordWriter writes the output <key, value> pairs to an output file.

RecordWriter implementations write the job outputs to the FileSystem.

See Also:

OutputFormat

void write(K key,
           V value)
           throws IOException

Writes a key/value pair.

Parameters:

key - the key to write.

value - the value to write.

Throws:

IOException

void close(Reporter reporter)
           throws IOException

Close this RecordWriter to future operations.

Parameters:

reporter - facility to report progress.

Throws:

IOException

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