org.jboss.resteasy.plugins.providers
Class AbstractEntityProvider<T>

java.lang.Object
  org.jboss.resteasy.plugins.providers.AbstractEntityProvider<T>

Type Parameters:

T -

All Implemented Interfaces:

MessageBodyReader<T>, MessageBodyWriter<T>

Direct Known Subclasses:

AbstractJAXBProvider, DataSourceProvider, DocumentProvider, IIOImageProvider, MimeMultipartProvider, YamlProvider

public abstract class AbstractEntityProvider<T>
extends java.lang.Object
implements MessageBodyReader<T>, MessageBodyWriter<T>

A AbstractEntityProvider.

Version:

$Revision: $

Author:

Constructor Summary

AbstractEntityProvider()

Method Summary

long	getSize(T t, java.lang.Class<?> type, java.lang.reflect.Type genericType, java.lang.annotation.Annotation[] annotations, MediaType mediaType) Called before writeTo to ascertain the length in bytes of the serialized form of t.

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.ws.rs.ext.MessageBodyReader

isReadable, readFrom

Methods inherited from interface javax.ws.rs.ext.MessageBodyWriter

isWriteable, writeTo

Constructor Detail

AbstractEntityProvider

public AbstractEntityProvider()

Method Detail

getSize

public long getSize(T t,
                    java.lang.Class<?> type,
                    java.lang.reflect.Type genericType,
                    java.lang.annotation.Annotation[] annotations,
                    MediaType mediaType)

Description copied from interface: MessageBodyWriter

Called before writeTo to ascertain the length in bytes of the serialized form of t. A non-negative return value is used in a HTTP Content-Length header.

Specified by:

getSize in interface MessageBodyWriter<T>

Parameters:

t - the instance to write

type - the class of object that is to be written.

genericType - the type of object to be written, obtained either by reflection of a resource method return type or by inspection of the returned instance. GenericEntity provides a way to specify this information at runtime.

annotations - an array of the annotations on the resource method that returns the object.

mediaType - the media type of the HTTP entity.

Returns:

length in bytes or -1 if the length cannot be determined in advance