@InterfaceAudience.Public @InterfaceStability.Stable public class SequenceFileOutputFormat<K,V> extends FileOutputFormat<K,V>
OutputFormat that writes SequenceFiles.| Constructor and Description |
|---|
SequenceFileOutputFormat() |
| Modifier and Type | Method and Description |
|---|---|
static org.apache.hadoop.io.SequenceFile.CompressionType |
getOutputCompressionType(JobConf conf)
Get the
SequenceFile.CompressionType for the output SequenceFile. |
static org.apache.hadoop.io.SequenceFile.Reader[] |
getReaders(Configuration conf,
Path dir)
Open the output generated by this format.
|
RecordWriter<K,V> |
getRecordWriter(FileSystem ignored,
JobConf job,
String name,
Progressable progress)
Get the
RecordWriter for the given job. |
static void |
setOutputCompressionType(JobConf conf,
org.apache.hadoop.io.SequenceFile.CompressionType style)
Set the
SequenceFile.CompressionType for the output SequenceFile. |
checkOutputSpecs, getCompressOutput, getOutputCompressorClass, getOutputPath, getPathForCustomFile, getTaskOutputPath, getUniqueName, getWorkOutputPath, setCompressOutput, setOutputCompressorClass, setOutputPathpublic RecordWriter<K,V> getRecordWriter(FileSystem ignored, JobConf job, String name, Progressable progress) throws IOException
OutputFormatRecordWriter for the given job.getRecordWriter in interface OutputFormat<K,V>getRecordWriter in class FileOutputFormat<K,V>job - configuration for the job whose output is being written.name - the unique name for this part of the output.progress - mechanism for reporting progress while writing to file.RecordWriter to write the output for the job.IOExceptionpublic static org.apache.hadoop.io.SequenceFile.Reader[] getReaders(Configuration conf, Path dir) throws IOException
IOExceptionpublic static org.apache.hadoop.io.SequenceFile.CompressionType getOutputCompressionType(JobConf conf)
SequenceFile.CompressionType for the output SequenceFile.conf - the JobConfSequenceFile.CompressionType for the output SequenceFile,
defaulting to SequenceFile.CompressionType.RECORDpublic static void setOutputCompressionType(JobConf conf, org.apache.hadoop.io.SequenceFile.CompressionType style)
SequenceFile.CompressionType for the output SequenceFile.conf - the JobConf to modifystyle - the SequenceFile.CompressionType for the output
SequenceFileCopyright © 2024 Apache Software Foundation. All rights reserved.