org.restlet.gwt.resource
Class JsonRepresentation

java.lang.Object
  org.restlet.gwt.resource.Variant
      org.restlet.gwt.resource.Representation
          org.restlet.gwt.resource.JsonRepresentation

public class JsonRepresentation
extends Representation

JSON representation based on an JSON value. JSON (JavaScript Object Notation) is a common serialization format similar to XML but lighter.

Author:

Jerome Louvel

See Also:

JSON

Field Summary

Fields inherited from class org.restlet.gwt.resource.Representation

UNKNOWN_SIZE

Constructor Summary

JsonRepresentation(MediaType mediaType)
Constructor for an empty document.

JsonRepresentation(MediaType mediaType, JSONValue value)
Constructor from an existing DOM document.

JsonRepresentation(Representation jsonRepresentation)
Constructor.

Method Summary

String	getText() Converts the representation to a string value.
JSONValue	getValue() Returns the wrapped JSON value.
void	release() Releases the wrapped JSON value and the source JSON representation if they have been defined.
void	setValue(JSONValue json) Sets the wrapped JSON value.

Methods inherited from class org.restlet.gwt.resource.Representation

createEmpty, getDownloadName, getExpirationDate, getModificationDate, getSize, getTag, isAvailable, isDownloadable, isTransient, setAvailable, setDownloadable, setDownloadName, setExpirationDate, setModificationDate, setSize, setTag, setTransient

Methods inherited from class org.restlet.gwt.resource.Variant

getCharacterSet, getEncodings, getIdentifier, getLanguages, getMediaType, setCharacterSet, setEncodings, setIdentifier, setIdentifier, setLanguages, setMediaType

Methods inherited from class java.lang.Object

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

Constructor Detail

JsonRepresentation

public JsonRepresentation(MediaType mediaType)

Constructor for an empty document.

Parameters:

mediaType - The representation's media type.

JsonRepresentation

public JsonRepresentation(MediaType mediaType,
                          JSONValue value)

Constructor from an existing DOM document.

Parameters:

mediaType - The representation's media type.

value - The source JSON value.

JsonRepresentation

public JsonRepresentation(Representation jsonRepresentation)

Constructor.

Parameters:

jsonRepresentation - A source JSON representation to parse.

Method Detail

getText

public String getText()

Description copied from class: Representation

Converts the representation to a string value. Be careful when using this method as the conversion of large content to a string fully stored in memory can result in OutOfMemoryErrors being thrown.

Specified by:

getText in class Representation

Returns:

The representation as a string value.

getValue

public JSONValue getValue()

Returns the wrapped JSON value. If no value is defined yet, it attempts to parse the JSON representation eventually given at construction time. Otherwise, it just creates a null JSON value.

Returns:

The wrapped DOM document.

release

public void release()

Releases the wrapped JSON value and the source JSON representation if they have been defined.

Overrides:

release in class Representation

setValue

public void setValue(JSONValue json)

Sets the wrapped JSON value.

Parameters:

json - The wrapped JSON value.