internal static object ConvertValue(
object value,
IEdmPrimitiveTypeReference primitiveTypeReference,
ODataMessageReaderSettings messageReaderSettings,
ODataVersion version,
bool validateNullValue,
string propertyName)
{
Debug.Assert(primitiveTypeReference != null, "primitiveTypeReference != null");
if (value == null)
{
// Only primitive type references are validated. Core model is sufficient.
ReaderValidationUtils.ValidateNullValue(
EdmCoreModel.Instance,
primitiveTypeReference,
messageReaderSettings,
validateNullValue,
version,
propertyName);
return(null);
}
try
{
Type targetType = EdmLibraryExtensions.GetPrimitiveClrType(primitiveTypeReference.PrimitiveDefinition(), false);
string stringValue = value as string;
if (stringValue != null)
{
return(ConvertStringValue(stringValue, targetType));
}
else if (value is Int32)
{
return(ConvertInt32Value((int)value, targetType, primitiveTypeReference));
}
else if (value is Decimal)
{
Decimal decimalValue = (Decimal)value;
if (targetType == typeof(Int64))
{
return(Convert.ToInt64(decimalValue));
}
if (targetType == typeof(Double))
{
return(Convert.ToDouble(decimalValue));
}
if (targetType == typeof(Single))
{
return(Convert.ToSingle(decimalValue));
}
if (targetType != typeof(Decimal))
{
throw new ODataException(ODataErrorStrings.ODataJsonReaderUtils_CannotConvertDecimal(primitiveTypeReference.ODataFullName()));
}
}
else if (value is Double)
{
Double doubleValue = (Double)value;
if (targetType == typeof(Single))
{
return(Convert.ToSingle(doubleValue));
}
if (targetType != typeof(Double))
{
throw new ODataException(ODataErrorStrings.ODataJsonReaderUtils_CannotConvertDouble(primitiveTypeReference.ODataFullName()));
}
}
else if (value is bool)
{
if (targetType != typeof(bool))
{
throw new ODataException(ODataErrorStrings.ODataJsonReaderUtils_CannotConvertBoolean(primitiveTypeReference.ODataFullName()));
}
}
else if (value is DateTime)
{
if (targetType != typeof(DateTime))
{
throw new ODataException(ODataErrorStrings.ODataJsonReaderUtils_CannotConvertDateTime(primitiveTypeReference.ODataFullName()));
}
}
else if (value is DateTimeOffset)
{
if (targetType != typeof(DateTimeOffset))
{
throw new ODataException(ODataErrorStrings.ODataJsonReaderUtils_CannotConvertDateTimeOffset(primitiveTypeReference.ODataFullName()));
}
}
}
catch (Exception e)
{
if (!ExceptionUtils.IsCatchableExceptionType(e))
{
throw;
}
throw ReaderValidationUtils.GetPrimitiveTypeConversionException(primitiveTypeReference, e, value.ToString());
}
// otherwise just return the value without doing any conversion
return(value);
}
/// <summary>
/// Converts the given JSON value to the expected type as per OData conversion rules for JSON values.
/// </summary>
/// <param name="value">Value to the converted.</param>
/// <param name="primitiveTypeReference">Type reference to which the value needs to be converted.</param>
/// <param name="messageReaderSettings">The message reader settings used for reading.</param>
/// <param name="version">The version of the OData protocol used for reading.</param>
/// <param name="validateNullValue">true to validate null values; otherwise false.</param>
/// <returns>Object which is in sync with the property type (modulo the V1 exception of converting numbers to non-compatible target types).</returns>
internal static object ConvertValue(
object value,
IEdmPrimitiveTypeReference primitiveTypeReference,
ODataMessageReaderSettings messageReaderSettings,
ODataVersion version,
bool validateNullValue)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(primitiveTypeReference != null, "primitiveTypeReference != null");
//// NOTE: this method was copied from WCF DS (and changed to take a type reference instead of a CLR target type)
if (value == null)
{
// Only primitive type references are validated. Core model is sufficient.
ReaderValidationUtils.ValidateNullValue(EdmCoreModel.Instance, primitiveTypeReference, messageReaderSettings, validateNullValue, version);
return(null);
}
try
{
Type targetType = EdmLibraryExtensions.GetPrimitiveClrType(primitiveTypeReference.PrimitiveDefinition(), false);
ODataReaderBehavior readerBehavior = messageReaderSettings.ReaderBehavior;
string stringValue = value as string;
if (stringValue != null)
{
return(ConvertStringValue(stringValue, targetType, version));
}
else if (value is Int32)
{
return(ConvertInt32Value((int)value, targetType, primitiveTypeReference, readerBehavior == null ? false : readerBehavior.UseV1ProviderBehavior));
}
else if (value is Double)
{
Double doubleValue = (Double)value;
if (targetType == typeof(Single))
{
return(Convert.ToSingle(doubleValue));
}
if (!IsV1PrimitiveType(targetType) || (targetType != typeof(Double) && (readerBehavior == null || !readerBehavior.UseV1ProviderBehavior)))
{
throw new ODataException(o.Strings.ODataJsonReaderUtils_CannotConvertDouble(primitiveTypeReference.ODataFullName()));
}
}
else if (value is bool)
{
if (targetType != typeof(bool) && (readerBehavior == null || readerBehavior.FormatBehaviorKind != ODataBehaviorKind.WcfDataServicesServer))
{
throw new ODataException(o.Strings.ODataJsonReaderUtils_CannotConvertBoolean(primitiveTypeReference.ODataFullName()));
}
}
else if (value is DateTime)
{
if (targetType != typeof(DateTime) && (readerBehavior == null || readerBehavior.FormatBehaviorKind != ODataBehaviorKind.WcfDataServicesServer))
{
throw new ODataException(o.Strings.ODataJsonReaderUtils_CannotConvertDateTime(primitiveTypeReference.ODataFullName()));
}
}
else if (value is DateTimeOffset)
{
// Currently, we do not support any conversion for DateTimeOffset date type. Hence failing if the target
// type is not DateTimeOffset.
if (targetType != typeof(DateTimeOffset))
{
throw new ODataException(o.Strings.ODataJsonReaderUtils_CannotConvertDateTimeOffset(primitiveTypeReference.ODataFullName()));
}
}
}
catch (Exception e)
{
if (!ExceptionUtils.IsCatchableExceptionType(e))
{
throw;
}
throw ReaderValidationUtils.GetPrimitiveTypeConversionException(primitiveTypeReference, e);
}
// otherwise just return the value without doing any conversion
return(value);
}
internal static object ConvertValue(object value, IEdmPrimitiveTypeReference primitiveTypeReference, ODataMessageReaderSettings messageReaderSettings, ODataVersion version, bool validateNullValue)
{
if (value == null)
{
ReaderValidationUtils.ValidateNullValue(EdmCoreModel.Instance, primitiveTypeReference, messageReaderSettings, validateNullValue, version);
return(null);
}
try
{
Type primitiveClrType = EdmLibraryExtensions.GetPrimitiveClrType(primitiveTypeReference.PrimitiveDefinition(), false);
ODataReaderBehavior readerBehavior = messageReaderSettings.ReaderBehavior;
string stringValue = value as string;
if (stringValue != null)
{
return(ConvertStringValue(stringValue, primitiveClrType, version));
}
if (value is int)
{
return(ConvertInt32Value((int)value, primitiveClrType, primitiveTypeReference, (readerBehavior != null) && readerBehavior.UseV1ProviderBehavior));
}
if (value is double)
{
double num = (double)value;
if (primitiveClrType == typeof(float))
{
return(Convert.ToSingle(num));
}
if (!IsV1PrimitiveType(primitiveClrType) || ((primitiveClrType != typeof(double)) && ((readerBehavior == null) || !readerBehavior.UseV1ProviderBehavior)))
{
throw new ODataException(Microsoft.Data.OData.Strings.ODataJsonReaderUtils_CannotConvertDouble(primitiveTypeReference.ODataFullName()));
}
return(value);
}
if (value is bool)
{
if ((primitiveClrType != typeof(bool)) && ((readerBehavior == null) || (readerBehavior.FormatBehaviorKind != ODataBehaviorKind.WcfDataServicesServer)))
{
throw new ODataException(Microsoft.Data.OData.Strings.ODataJsonReaderUtils_CannotConvertBoolean(primitiveTypeReference.ODataFullName()));
}
return(value);
}
if (value is DateTime)
{
if ((primitiveClrType != typeof(DateTime)) && ((readerBehavior == null) || (readerBehavior.FormatBehaviorKind != ODataBehaviorKind.WcfDataServicesServer)))
{
throw new ODataException(Microsoft.Data.OData.Strings.ODataJsonReaderUtils_CannotConvertDateTime(primitiveTypeReference.ODataFullName()));
}
return(value);
}
if ((value is DateTimeOffset) && (primitiveClrType != typeof(DateTimeOffset)))
{
throw new ODataException(Microsoft.Data.OData.Strings.ODataJsonReaderUtils_CannotConvertDateTimeOffset(primitiveTypeReference.ODataFullName()));
}
}
catch (Exception exception)
{
if (!ExceptionUtils.IsCatchableExceptionType(exception))
{
throw;
}
throw ReaderValidationUtils.GetPrimitiveTypeConversionException(primitiveTypeReference, exception);
}
return(value);
}
internal static object ConvertStringToPrimitive(string text, IEdmPrimitiveTypeReference targetTypeReference)
{
Debug.Assert(text != null, "text != null");
Debug.Assert(targetTypeReference != null, "targetTypeReference != null");
try
{
EdmPrimitiveTypeKind primitiveKind = targetTypeReference.PrimitiveKind();
switch (primitiveKind)
{
case EdmPrimitiveTypeKind.Binary:
return(Convert.FromBase64String(text));
case EdmPrimitiveTypeKind.Boolean:
return(ConvertXmlBooleanValue(text));
case EdmPrimitiveTypeKind.Byte:
return(XmlConvert.ToByte(text));
case EdmPrimitiveTypeKind.DateTimeOffset:
return(PlatformHelper.ConvertStringToDateTimeOffset(text));
case EdmPrimitiveTypeKind.Decimal:
return(XmlConvert.ToDecimal(text));
case EdmPrimitiveTypeKind.Double:
return(XmlConvert.ToDouble(text));
case EdmPrimitiveTypeKind.Guid:
return(new Guid(text));
case EdmPrimitiveTypeKind.Int16:
return(XmlConvert.ToInt16(text));
case EdmPrimitiveTypeKind.Int32:
return(XmlConvert.ToInt32(text));
case EdmPrimitiveTypeKind.Int64:
return(XmlConvert.ToInt64(text));
case EdmPrimitiveTypeKind.SByte:
return(XmlConvert.ToSByte(text));
case EdmPrimitiveTypeKind.Single:
return(XmlConvert.ToSingle(text));
case EdmPrimitiveTypeKind.String:
return(text);
case EdmPrimitiveTypeKind.Duration:
return(EdmValueParser.ParseDuration(text));
case EdmPrimitiveTypeKind.Date:
return(PlatformHelper.ConvertStringToDate(text));
case EdmPrimitiveTypeKind.TimeOfDay:
return(PlatformHelper.ConvertStringToTimeOfDay(text));
case EdmPrimitiveTypeKind.Stream:
case EdmPrimitiveTypeKind.None:
case EdmPrimitiveTypeKind.Geography:
case EdmPrimitiveTypeKind.GeographyCollection:
case EdmPrimitiveTypeKind.GeographyPoint:
case EdmPrimitiveTypeKind.GeographyLineString:
case EdmPrimitiveTypeKind.GeographyPolygon:
case EdmPrimitiveTypeKind.GeometryCollection:
case EdmPrimitiveTypeKind.GeographyMultiPolygon:
case EdmPrimitiveTypeKind.GeographyMultiLineString:
case EdmPrimitiveTypeKind.GeographyMultiPoint:
case EdmPrimitiveTypeKind.Geometry:
case EdmPrimitiveTypeKind.GeometryPoint:
case EdmPrimitiveTypeKind.GeometryLineString:
case EdmPrimitiveTypeKind.GeometryPolygon:
case EdmPrimitiveTypeKind.GeometryMultiPolygon:
case EdmPrimitiveTypeKind.GeometryMultiLineString:
case EdmPrimitiveTypeKind.GeometryMultiPoint:
default:
// Note that Astoria supports XElement and Binary as well, but they are serialized as string or byte[]
// and the metadata will actually talk about string and byte[] as well. Astoria will perform the conversion if necessary.
throw new ODataException(Strings.General_InternalError(InternalErrorCodes.AtomValueUtils_ConvertStringToPrimitive));
}
}
catch (Exception e)
{
if (!ExceptionUtils.IsCatchableExceptionType(e))
{
throw;
}
throw ReaderValidationUtils.GetPrimitiveTypeConversionException(targetTypeReference, e, text);
}
}
/// <summary>
/// Converts the given payload value to the type defined in a type definition.
/// </summary>
/// <param name="value">The given payload value.</param>
/// <param name="edmTypeReference">The expected type reference from model.</param>
/// <returns>The converted value of the type.</returns>
public virtual object ConvertFromPayloadValue(object value, IEdmTypeReference edmTypeReference)
{
IEdmPrimitiveTypeReference primitiveTypeReference = edmTypeReference as IEdmPrimitiveTypeReference;
Debug.Assert(primitiveTypeReference != null, "primitiveTypeReference != null");
if (primitiveTypeReference.PrimitiveKind() == EdmPrimitiveTypeKind.PrimitiveType)
{
return(value);
}
try
{
Type targetType = EdmLibraryExtensions.GetPrimitiveClrType(primitiveTypeReference.PrimitiveDefinition(), false);
string stringValue = value as string;
if (stringValue != null)
{
return(ConvertStringValue(stringValue, targetType));
}
else if (value is Int32)
{
return(ConvertInt32Value((int)value, targetType, primitiveTypeReference));
}
else if (value is Decimal)
{
Decimal decimalValue = (Decimal)value;
if (targetType == typeof(Int64))
{
return(Convert.ToInt64(decimalValue));
}
if (targetType == typeof(Double))
{
return(Convert.ToDouble(decimalValue));
}
if (targetType == typeof(Single))
{
return(Convert.ToSingle(decimalValue));
}
if (targetType != typeof(Decimal))
{
throw new ODataException(ODataErrorStrings.ODataJsonReaderUtils_CannotConvertDecimal(primitiveTypeReference.FullName()));
}
}
else if (value is Double)
{
Double doubleValue = (Double)value;
if (targetType == typeof(Single))
{
return(Convert.ToSingle(doubleValue));
}
if (targetType != typeof(Double))
{
throw new ODataException(ODataErrorStrings.ODataJsonReaderUtils_CannotConvertDouble(primitiveTypeReference.FullName()));
}
}
else if (value is bool)
{
if (targetType != typeof(bool))
{
throw new ODataException(ODataErrorStrings.ODataJsonReaderUtils_CannotConvertBoolean(primitiveTypeReference.FullName()));
}
}
else if (value is DateTime)
{
if (targetType != typeof(DateTime))
{
throw new ODataException(ODataErrorStrings.ODataJsonReaderUtils_CannotConvertDateTime(primitiveTypeReference.FullName()));
}
}
else if (value is DateTimeOffset)
{
if (targetType != typeof(DateTimeOffset))
{
throw new ODataException(ODataErrorStrings.ODataJsonReaderUtils_CannotConvertDateTimeOffset(primitiveTypeReference.FullName()));
}
}
}
catch (Exception e)
{
if (!ExceptionUtils.IsCatchableExceptionType(e))
{
throw;
}
throw ReaderValidationUtils.GetPrimitiveTypeConversionException(primitiveTypeReference, e, value.ToString());
}
// otherwise just return the value without doing any conversion
return(value);
}
