com.pervasive.datarush.operators.io.avro

Class AvroMetadata

java.lang.Object

com.pervasive.datarush.operators.io.avro.AvroMetadata

public class AvroMetadata
extends Object

Represents metadata associated with an Avro formatted file. Not all metadata is exposed; only the write schema and compression format are accessible.

Method Summary

Modifier and Type	Method and Description
String	getCompression() Gets the name of the compression method used when writing the file.
org.apache.avro.Schema	getSchema() Gets the schema used to write the file.
static AvroMetadata	load(FileClient fileClient, File file) Loads metadata from the specified Avro formatted file.
static AvroMetadata	load(FileClient fileClient, Path path) Loads metadata from the specified Avro formatted file.
static AvroMetadata	load(FileClient fileClient, String fileName) Loads metadata from the specified Avro formatted file.

Methods inherited from class java.lang.Object

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

Method Detail

getSchema

public org.apache.avro.Schema getSchema()

Gets the schema used to write the file.

Returns:

the schema of the source file

getCompression

public String getCompression()

Gets the name of the compression method used when writing the file.

Returns:

the identifier for the compression method

load

public static AvroMetadata load(FileClient fileClient,
                                String fileName)

Loads metadata from the specified Avro formatted file.

Parameters:

fileClient - the client

fileName - the name of the Avro file from which to load metadata

load

public static AvroMetadata load(FileClient fileClient,
                                File file)

Loads metadata from the specified Avro formatted file.

Parameters:

fileClient - the client

file - the Avro file from which to load metadata

load

public static AvroMetadata load(FileClient fileClient,
                                Path path)

Loads metadata from the specified Avro formatted file.

Parameters:

fileClient - the client

path - the Avro file from which to load metadata