Package org.apache.avro.specific

Class DeterministicMapOrderSpecificDatumWriter<T>

java.lang.Object

org.apache.avro.generic.GenericDatumWriter<T>

org.apache.avro.specific.SpecificDatumWriter<T>

org.apache.avro.specific.DeterministicMapOrderSpecificDatumWriter<T>

All Implemented Interfaces:

DeterministicMapOrderDatumWriter, org.apache.avro.io.DatumWriter<T>

public class DeterministicMapOrderSpecificDatumWriter<T>
extends org.apache.avro.specific.SpecificDatumWriter<T>
implements DeterministicMapOrderDatumWriter

An Avro specific datum writer that sorts the map entries by keys before serializing the map. See DeterministicMapOrderGenericDatumWriter for more details.

Field Summary

Fields inherited from interface org.apache.avro.generic.DeterministicMapOrderDatumWriter

COMPARATOR

Constructor Summary

Constructors

Modifier	Constructor	Description
	DeterministicMapOrderSpecificDatumWriter()
	DeterministicMapOrderSpecificDatumWriter(java.lang.Class<T> c)
	DeterministicMapOrderSpecificDatumWriter(org.apache.avro.Schema schema)
	DeterministicMapOrderSpecificDatumWriter(org.apache.avro.Schema root, org.apache.avro.specific.SpecificData specificData)
protected	DeterministicMapOrderSpecificDatumWriter(org.apache.avro.specific.SpecificData specificData)

Method Summary

Modifier and Type	Method	Description
org.apache.avro.specific.SpecificData	getSpecificData()	Returns the SpecificData implementation used by this writer.
void	internalWrite(org.apache.avro.Schema schema, java.lang.Object datum, org.apache.avro.io.Encoder out)
protected void	writeMap(org.apache.avro.Schema schema, java.lang.Object datum, org.apache.avro.io.Encoder out)

Methods inherited from class org.apache.avro.specific.SpecificDatumWriter

writeEnum, writeField, writeRecord, writeString

Methods inherited from class org.apache.avro.generic.GenericDatumWriter

addAvroTypeMsg, addClassCastMsg, convert, getArrayElements, getArraySize, getData, getMapEntries, getMapSize, npe, resolveUnion, setSchema, write, write, writeArray, writeBytes, writeFixed, writeString, writeWithoutConversion

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.avro.generic.DeterministicMapOrderDatumWriter

writeMapWithDeterministicOrder

Constructor Detail

DeterministicMapOrderSpecificDatumWriter

public DeterministicMapOrderSpecificDatumWriter()

DeterministicMapOrderSpecificDatumWriter

public DeterministicMapOrderSpecificDatumWriter(java.lang.Class<T> c)

DeterministicMapOrderSpecificDatumWriter

public DeterministicMapOrderSpecificDatumWriter(org.apache.avro.Schema schema)

DeterministicMapOrderSpecificDatumWriter

public DeterministicMapOrderSpecificDatumWriter(org.apache.avro.Schema root,
                                                org.apache.avro.specific.SpecificData specificData)

DeterministicMapOrderSpecificDatumWriter

protected DeterministicMapOrderSpecificDatumWriter(org.apache.avro.specific.SpecificData specificData)

Method Detail

getSpecificData

public org.apache.avro.specific.SpecificData getSpecificData()

Returns the SpecificData implementation used by this writer.

Overrides:

getSpecificData in class org.apache.avro.specific.SpecificDatumWriter<T>

internalWrite

public void internalWrite(org.apache.avro.Schema schema,
                          java.lang.Object datum,
                          org.apache.avro.io.Encoder out)
                   throws java.io.IOException

Specified by:

internalWrite in interface DeterministicMapOrderDatumWriter

Throws:

java.io.IOException

writeMap

protected void writeMap(org.apache.avro.Schema schema,
                        java.lang.Object datum,
                        org.apache.avro.io.Encoder out)
                 throws java.io.IOException

Overrides:

writeMap in class org.apache.avro.generic.GenericDatumWriter<T>

Throws:

java.io.IOException