Module org.eclipse.persistence.jpars.server

Package org.eclipse.persistence.jpa.rs.util

Class StreamingOutputMarshaller

java.lang.Object

org.eclipse.persistence.jpa.rs.util.StreamingOutputMarshaller

All Implemented Interfaces:

StreamingOutput

public class StreamingOutputMarshaller
extends Object
implements StreamingOutput

Simple StreamingOutput implementation that uses the provided JAXBContext to marshal the result when requested to either XML or JSON based on the accept media provided.

Since:

EclipseLink 2.4.0

Constructor Summary

Constructors

Constructor	Description
StreamingOutputMarshaller(PersistenceContext context, Object result, MediaType acceptedType)
StreamingOutputMarshaller(PersistenceContext context, Object result, List<MediaType> acceptedTypes)	Creates a new StreamingOutputMarshaller.
StreamingOutputMarshaller(PersistenceContext context, Object result, List<MediaType> acceptedTypes, FieldsFilter filter)	This constructor is used for fields filtering.

Method Summary

Modifier and Type	Method	Description
static Marshaller	createMarshaller(PersistenceContext context, MediaType mediaType)
static MediaType	getResponseMediaType(HttpHeaders headers)
static MediaType	mediaType(List<MediaType> types)	Identify the preferred MediaType from the list provided.
void	write(OutputStream output)

Methods inherited from class java.lang.Object

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

Constructor Details

StreamingOutputMarshaller

public StreamingOutputMarshaller(PersistenceContext context,
 Object result,
 MediaType acceptedType)

StreamingOutputMarshaller

public StreamingOutputMarshaller(PersistenceContext context,
 Object result,
 List<MediaType> acceptedTypes,
 FieldsFilter filter)

This constructor is used for fields filtering. Only attributes included in fields parameter are marshalled.

Parameters:

context - persistence context.

result - entity to process.

acceptedTypes - accepted media types.

filter - containing a list of fields to filter out from the response.

StreamingOutputMarshaller

public StreamingOutputMarshaller(PersistenceContext context,
 Object result,
 List<MediaType> acceptedTypes)

Creates a new StreamingOutputMarshaller.

Parameters:

context - persistence context.

result - entity to process.

acceptedTypes - accepted media types.

Method Details

write

public void write(OutputStream output)
           throws IOException,
WebApplicationException

Specified by:

write in interface StreamingOutput

Throws:

IOException

WebApplicationException

mediaType

public static MediaType mediaType(List<MediaType> types)

Identify the preferred MediaType from the list provided. This will check for JSON string or MediaType first then XML.

Parameters:

types - List of MediaType values;

Returns:

selected MediaType

createMarshaller

public static Marshaller createMarshaller(PersistenceContext context,
 MediaType mediaType)
                                   throws JAXBException

Throws:

JAXBException

getResponseMediaType

public static MediaType getResponseMediaType(HttpHeaders headers)