/// <summary>Creates a stream for writing a binary value.</summary>
/// <param name="stream">The stream to write.</param>
/// <returns>This ODataWriter, allowing for chaining operations.</returns>
public ODataWriter WriteStream(ODataBinaryStreamValue stream)
{
Stream writeStream = this.CreateBinaryWriteStream();
stream.Stream.CopyTo(writeStream);
writeStream.Flush();
writeStream.Dispose();
return(this);
}
/// <summary>
/// Gets the type name from the given <paramref name="value"/>.
/// </summary>
/// <param name="value">The value to get the type name from. This can be an ODataPrimitiveValue, an ODataCollectionValue or a Clr primitive object.</param>
/// <returns>The type name for the given <paramref name="value"/>.</returns>
protected static string GetTypeNameFromValue(object value)
{
Debug.Assert(value != null, "value != null");
ODataPrimitiveValue primitiveValue = value as ODataPrimitiveValue;
if (primitiveValue != null)
{
// primitiveValueTypeReference == null means: the EDM type of the primitive value cannot be determined.
// This could possibly be due to value being an unsigned int.
// In this case, simply return null because:
// - If the property is regular property, the type is not needed since service model knows its exact type.
// - If the property is dynamic property, ODL does not support dynamic property containing unsigned int value
// since we don't know its underlying type as well as how to serialize it.
IEdmPrimitiveTypeReference primitiveValueTypeReference = EdmLibraryExtensions.GetPrimitiveTypeReference(primitiveValue.Value.GetType());
return(primitiveValueTypeReference == null ? null : primitiveValueTypeReference.FullName());
}
ODataEnumValue enumValue = value as ODataEnumValue;
if (enumValue != null)
{
return(enumValue.TypeName);
}
ODataResourceValue resourceValue = value as ODataResourceValue;
if (resourceValue != null)
{
return(resourceValue.TypeName);
}
ODataCollectionValue collectionValue = value as ODataCollectionValue;
if (collectionValue != null)
{
return(EdmLibraryExtensions.GetCollectionTypeFullName(collectionValue.TypeName));
}
ODataBinaryStreamValue binaryStreamValue = value as ODataBinaryStreamValue;
if (binaryStreamValue != null)
{
return(EdmCoreModel.Instance.GetPrimitive(EdmPrimitiveTypeKind.Binary, true).FullName());
}
ODataStreamReferenceValue streamValue = value as ODataStreamReferenceValue;
if (streamValue != null)
{
return(EdmCoreModel.Instance.GetPrimitive(EdmPrimitiveTypeKind.Stream, true).FullName());
}
IEdmPrimitiveTypeReference primitiveTypeReference = EdmLibraryExtensions.GetPrimitiveTypeReference(value.GetType());
if (primitiveTypeReference == null)
{
throw new ODataException(Strings.ValidationUtils_UnsupportedPrimitiveType(value.GetType().FullName));
}
return(primitiveTypeReference.FullName());
}
