Top Description Fields Constructors Methods

org.apache.avro.util

public Class RandomData

Class Inheritance

extends Object
implements Iterable<Object>

java.lang.Object
org.apache.avro.util.RandomData

All Implemented Interfaces

java.lang.Iterable

Imports

java.io.File, java.nio.Buffer, .ByteBuffer, java.nio.charset.Charset, .StandardCharsets, java.util.HashMap, .Iterator, .List, .Map, .Random, org.apache.avro.Schema, org.apache.avro.file.CodecFactory, .DataFileWriter, org.apache.avro.generic.GenericArray, .GenericData, .GenericDatumWriter, .GenericRecord

Generates schema data as Java objects with random values.

Field Summary

Modifier and Type	Field and Description
private final int	count
private final Schema	root
private final long	seed
public static final String	USE_DEFAULT
private static final Charset	UTF8
private final boolean	utf8ForString

Constructor Summary

Access	Constructor and Description
public	RandomData(Schema schema, int count)
public	RandomData(Schema schema, int count, long seed)
public	RandomData(Schema schema, int count, boolean utf8ForString)
public	RandomData(Schema schema, int count, long seed, boolean utf8ForString)

Method Summary

Modifier and Type	Method and Description
private Object	generate(Schema schema, Random random, int d)
public Iterator<Object>	iterator() Implements java.lang.Iterable.iterator. Returns an iterator over elements of type `T`.
public static void	main(String[] args)
private static ByteBuffer	randomBytes(Random rand, int maxLength)
private Object	randomString(Random random, int maxLength)

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

count	back to summary
private final int count

root	back to summary
private final Schema root

seed	back to summary
private final long seed

USE_DEFAULT	back to summary
public static final String USE_DEFAULT

UTF8	back to summary
private static final Charset UTF8

utf8ForString	back to summary
private final boolean utf8ForString

Constructor Detail

RandomData	back to summary
public RandomData(Schema schema, int count)

RandomData	back to summary
public RandomData(Schema schema, int count, long seed)

RandomData	back to summary
public RandomData(Schema schema, int count, boolean utf8ForString)

RandomData	back to summary
public RandomData(Schema schema, int count, long seed, boolean utf8ForString)

Method Detail

generate	back to summary
private Object generate(Schema schema, Random random, int d) Annotations @SuppressWarnings:unchecked

iterator back to summary

public Iterator<Object> iterator()

Implements java.lang.Iterable.iterator.

Doc from java.lang.Iterable.iterator.

Returns an iterator over elements of type T.

Returns:Iterator<Object>

an Iterator.

Annotations

@Override

main	back to summary
public static void main(String[] args) throws Exception

randomBytes	back to summary
private static ByteBuffer randomBytes(Random rand, int maxLength)

randomString	back to summary
private Object randomString(Random random, int maxLength)