T - The Java type of the Avro data to write.public class AvroKeyRecordWriter<T> extends RecordWriter<AvroKey<T>,NullWritable> implements Syncable
| Constructor and Description |
|---|
AvroKeyRecordWriter(Schema writerSchema,
GenericData dataModel,
CodecFactory compressionCodec,
OutputStream outputStream)
Constructor.
|
AvroKeyRecordWriter(Schema writerSchema,
GenericData dataModel,
CodecFactory compressionCodec,
OutputStream outputStream,
int syncInterval)
Constructor.
|
| Modifier and Type | Method and Description |
|---|---|
void |
close(TaskAttemptContext context) |
long |
sync()
Return the current position as a value that may be passed to
DataFileReader.seek(long).
|
void |
write(AvroKey<T> record,
NullWritable ignore) |
public AvroKeyRecordWriter(Schema writerSchema, GenericData dataModel, CodecFactory compressionCodec, OutputStream outputStream, int syncInterval) throws IOException
writerSchema - The writer schema for the records in the Avro
container file.compressionCodec - A compression codec factory for the Avro container
file.outputStream - The output stream to write the Avro container file
to.syncInterval - The sync interval for the Avro container file.IOException - If the record writer cannot be opened.public AvroKeyRecordWriter(Schema writerSchema, GenericData dataModel, CodecFactory compressionCodec, OutputStream outputStream) throws IOException
writerSchema - The writer schema for the records in the Avro
container file.compressionCodec - A compression codec factory for the Avro container
file.outputStream - The output stream to write the Avro container file
to.IOException - If the record writer cannot be opened.public void write(AvroKey<T> record, NullWritable ignore) throws IOException
write in class RecordWriter<AvroKey<T>,NullWritable>IOExceptionpublic void close(TaskAttemptContext context) throws IOException
close in class RecordWriter<AvroKey<T>,NullWritable>IOExceptionpublic long sync()
throws IOException
sync in interface SyncableIOException - - if an error occurred while attempting to sync.Copyright © 2009–2023 The Apache Software Foundation. All rights reserved.