org.wikidata.wdtk.datamodel.json

Class JsonSerializer

java.lang.Object

org.wikidata.wdtk.datamodel.json.JsonSerializer

All Implemented Interfaces:

EntityDocumentProcessor, EntityDocumentsSerializer

public class JsonSerializer
extends Object
implements EntityDocumentsSerializer

This class implements EntityDocumentsSerializer to provide a JsonSerializer for EntityDocument objects.

Author:

Michael Günther

Constructor Summary

Constructors

Constructor and Description
JsonSerializer(OutputStream out) Creates a new JSON serializer that writes its output to the given stream.

Method Summary

Methods

Modifier and Type	Method and Description
void	close() Writes the footer (if any) on the output and closes the output stream.
void	processItemDocument(ItemDocument itemDocument) Processes the given ItemDocument.
void	processPropertyDocument(PropertyDocument propertyDocument) Processes the given PropertyDocument.
void	restartProcess() This function resets the processor.
void	start() Initializes the serializer and writes the header (if any) to the output.

Methods inherited from class java.lang.Object

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

Constructor Detail

JsonSerializer

public JsonSerializer(OutputStream out)

Creates a new JSON serializer that writes its output to the given stream.

Parameters:

out - the output stream to write to

Method Detail

restartProcess

public void restartProcess()

This function resets the processor. Json is not a flat format. So it is necessary to inform the processor if a new serialisation was initiated.

processItemDocument

public void processItemDocument(ItemDocument itemDocument)

Description copied from interface: EntityDocumentProcessor

Processes the given ItemDocument.

Specified by:

processItemDocument in interface EntityDocumentProcessor

Parameters:

itemDocument - the ItemDocument

processPropertyDocument

public void processPropertyDocument(PropertyDocument propertyDocument)

Description copied from interface: EntityDocumentProcessor

Processes the given PropertyDocument.

Specified by:

processPropertyDocument in interface EntityDocumentProcessor

Parameters:

propertyDocument - the PropertyDocument

start

public void start()

Description copied from interface: EntityDocumentsSerializer

Initializes the serializer and writes the header (if any) to the output.

Specified by:

start in interface EntityDocumentsSerializer

close

public void close()

Description copied from interface: EntityDocumentsSerializer

Writes the footer (if any) on the output and closes the output stream.

Specified by:

close in interface EntityDocumentsSerializer