com.mapr.db.mapreduce

Class DBDocumentSerialization

java.lang.Object

org.apache.hadoop.conf.Configured

com.mapr.db.mapreduce.DBDocumentSerialization

All Implemented Interfaces:

org.apache.hadoop.conf.Configurable, org.apache.hadoop.io.serializer.Serialization<org.ojai.Document>

public class DBDocumentSerialization
extends org.apache.hadoop.conf.Configured
implements org.apache.hadoop.io.serializer.Serialization<org.ojai.Document>

Converts a JSON document from MapR-DB format to binary SequenceFile format.

Constructor Summary

Constructors

Constructor and Description
DBDocumentSerialization()

Method Summary

Modifier and Type	Method and Description
boolean	accept(java.lang.Class<?> arg0) Allows clients to test whether this serialization supports the given class.
org.apache.hadoop.io.serializer.Deserializer<org.ojai.Document>	getDeserializer(java.lang.Class<org.ojai.Document> arg0) Returns a deserializer of the document.
org.apache.hadoop.io.serializer.Serializer<org.ojai.Document>	getSerializer(java.lang.Class<org.ojai.Document> arg0) Returns a serializer of document.

Methods inherited from class org.apache.hadoop.conf.Configured

getConf, setConf

Methods inherited from class java.lang.Object

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

Constructor Detail

DBDocumentSerialization

public DBDocumentSerialization()

Method Detail

accept

public boolean accept(java.lang.Class<?> arg0)

Allows clients to test whether this serialization supports the given class.

Specified by:

accept in interface org.apache.hadoop.io.serializer.Serialization<org.ojai.Document>

getDeserializer

public org.apache.hadoop.io.serializer.Deserializer<org.ojai.Document> getDeserializer(java.lang.Class<org.ojai.Document> arg0)

Returns a deserializer of the document.

Specified by:

getDeserializer in interface org.apache.hadoop.io.serializer.Serialization<org.ojai.Document>

See Also:

Serialization.getDeserializer(java.lang.Class)

getSerializer

public org.apache.hadoop.io.serializer.Serializer<org.ojai.Document> getSerializer(java.lang.Class<org.ojai.Document> arg0)

Returns a serializer of document.

Specified by:

getSerializer in interface org.apache.hadoop.io.serializer.Serialization<org.ojai.Document>

See Also:

Serialization.getSerializer(java.lang.Class)