org.apache.avro.hadoop.io

Class AvroSequenceFile.Reader.Options

java.lang.Object

org.apache.avro.hadoop.io.AvroSequenceFile.Reader.Options

Enclosing class:

AvroSequenceFile.Reader

public static class AvroSequenceFile.Reader.Options
extends Object

A helper class to encapsulate the options that can be used to construct a Reader.

Constructor Summary

Constructors

Constructor and Description
Options()

Method Summary

Modifier and Type	Method and Description
org.apache.hadoop.conf.Configuration	getConfiguration() Gets the Hadoop configuration.
org.apache.hadoop.conf.Configuration	getConfigurationWithAvroSerialization() Gets the Hadoop configuration with Avro serialization registered.
org.apache.hadoop.fs.FileSystem	getFileSystem() Gets the filesystem the SequenceFile should be read rom.
org.apache.hadoop.fs.Path	getInputPath() Gets the input path for the sequence file.
AvroSequenceFile.Reader.Options	withConfiguration(org.apache.hadoop.conf.Configuration conf) Sets the Hadoop configuration.
AvroSequenceFile.Reader.Options	withFileSystem(org.apache.hadoop.fs.FileSystem fileSystem) Sets the filesystem the SequenceFile should be read from.
AvroSequenceFile.Reader.Options	withInputPath(org.apache.hadoop.fs.Path inputPath) Sets the input path for the SequenceFile.
AvroSequenceFile.Reader.Options	withKeySchema(Schema keyReaderSchema) Sets the reader schema of the key records when using Avro data.
AvroSequenceFile.Reader.Options	withValueSchema(Schema valueReaderSchema) Sets the reader schema of the value records when using Avro data.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Options

public Options()

Method Detail

withFileSystem

public AvroSequenceFile.Reader.Options withFileSystem(org.apache.hadoop.fs.FileSystem fileSystem)

Sets the filesystem the SequenceFile should be read from.

Parameters:

fileSystem - The filesystem.

Returns:

This options instance.

withInputPath

public AvroSequenceFile.Reader.Options withInputPath(org.apache.hadoop.fs.Path inputPath)

Sets the input path for the SequenceFile.

Parameters:

inputPath - The input path.

Returns:

This options instance.

withConfiguration

public AvroSequenceFile.Reader.Options withConfiguration(org.apache.hadoop.conf.Configuration conf)

Sets the Hadoop configuration.

Parameters:

conf - The configuration.

Returns:

This options instance.

withKeySchema

public AvroSequenceFile.Reader.Options withKeySchema(Schema keyReaderSchema)

Sets the reader schema of the key records when using Avro data.

If not set, the writer schema will be used as the reader schema.

Parameters:

keyReaderSchema - The reader schema for the keys.

Returns:

This options instance.

withValueSchema

public AvroSequenceFile.Reader.Options withValueSchema(Schema valueReaderSchema)

Sets the reader schema of the value records when using Avro data.

If not set, the writer schema will be used as the reader schema.

Parameters:

valueReaderSchema - The reader schema for the values.

Returns:

This options instance.

getFileSystem

public org.apache.hadoop.fs.FileSystem getFileSystem()

Gets the filesystem the SequenceFile should be read rom.

Returns:

The file system to read from.

getInputPath

public org.apache.hadoop.fs.Path getInputPath()

Gets the input path for the sequence file.

Returns:

The input path.

getConfiguration

public org.apache.hadoop.conf.Configuration getConfiguration()

Gets the Hadoop configuration.

Returns:

The Hadoop configuration.

getConfigurationWithAvroSerialization

public org.apache.hadoop.conf.Configuration getConfigurationWithAvroSerialization()
                                                                           throws IOException

Gets the Hadoop configuration with Avro serialization registered.

Returns:

The Hadoop configuration.

Throws:

IOException - If there is an error configuring Avro serialization.