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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.
OutputFormat| Method Summary | |
|---|---|
void |
close(Reporter reporter)
Close this RecordWriter to future operations. |
void |
write(K key,
V value)
Writes a key/value pair. |
| Method Detail |
|---|
void write(K key,
V value)
throws IOException
key - the key to write.value - the value to write.
IOException
void close(Reporter reporter)
throws IOException
RecordWriter to future operations.
reporter - facility to report progress.
IOException
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