本文整理汇总了C#中IEdmTypeReference.IsODataValueType方法的典型用法代码示例。如果您正苦于以下问题:C# IEdmTypeReference.IsODataValueType方法的具体用法?C# IEdmTypeReference.IsODataValueType怎么用?C# IEdmTypeReference.IsODataValueType使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类IEdmTypeReference
的用法示例。
在下文中一共展示了IEdmTypeReference.IsODataValueType方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: CanPromoteNodeTo
/// <summary>Promotes the specified expression to the given type if necessary.</summary>
/// <param name="sourceNodeOrNull">The actual argument node, may be null.</param>
/// <param name="sourceType">The actual argument type.</param>
/// <param name="targetType">The required type to promote to.</param>
/// <returns>True if the <paramref name="sourceType"/> could be promoted; otherwise false.</returns>
private static bool CanPromoteNodeTo(SingleValueNode sourceNodeOrNull, IEdmTypeReference sourceType, IEdmTypeReference targetType)
{
Debug.Assert(targetType != null, "targetType != null");
Debug.Assert(targetType.IsODataPrimitiveTypeKind(), "Type promotion only supported for primitive types.");
if (sourceType == null)
{
// This indicates that a null literal or an open type has been specified.
// For either case we can promote to the required target type if it is nullable
return targetType.IsNullable;
}
if (sourceType.IsEquivalentTo(targetType))
{
return true;
}
if (CanConvertTo(sourceNodeOrNull, sourceType, targetType))
{
return true;
}
// Allow promotion from nullable<T> to non-nullable by directly accessing underlying value.
if (sourceType.IsNullable && targetType.IsODataValueType())
{
// COMPAT 40: Type promotion in the product allows promotion from a nullable type to arbitrary value types
IEdmTypeReference nonNullableSourceType = sourceType.Definition.ToTypeReference(false);
if (CanConvertTo(sourceNodeOrNull, nonNullableSourceType, targetType))
{
return true;
}
}
return false;
}
示例2: ValidateMetadataPrimitiveType
internal static void ValidateMetadataPrimitiveType(IEdmTypeReference expectedTypeReference, IEdmTypeReference typeReferenceFromValue)
{
IEdmPrimitiveType definition = (IEdmPrimitiveType) expectedTypeReference.Definition;
IEdmPrimitiveType subtype = (IEdmPrimitiveType) typeReferenceFromValue.Definition;
bool flag = ((expectedTypeReference.IsNullable == typeReferenceFromValue.IsNullable) || (expectedTypeReference.IsNullable && !typeReferenceFromValue.IsNullable)) || !typeReferenceFromValue.IsODataValueType();
bool flag2 = definition.IsAssignableFrom(subtype);
if (!flag || !flag2)
{
throw new ODataException(Microsoft.Data.OData.Strings.ValidationUtils_IncompatiblePrimitiveItemType(typeReferenceFromValue.ODataFullName(), typeReferenceFromValue.IsNullable, expectedTypeReference.ODataFullName(), expectedTypeReference.IsNullable));
}
}
示例3: CanPromoteTo
/// <summary>Promotes the specified expression to the given type if necessary.</summary>
/// <param name="sourceType">The actual argument type.</param>
/// <param name="targetType">The required type to promote to.</param>
/// <returns>True if the <paramref name="sourceType"/> could be promoted; otherwise false.</returns>
private static bool CanPromoteTo(IEdmTypeReference sourceType, IEdmTypeReference targetType)
{
Debug.Assert(targetType != null, "targetType != null");
Debug.Assert(sourceType == null || sourceType.IsODataPrimitiveTypeKind(), "Type promotion only supported for primitive types.");
Debug.Assert(targetType.IsODataPrimitiveTypeKind(), "Type promotion only supported for primitive types.");
if (sourceType == null)
{
// This indicates that a null literal or an open type has been specified.
// For null literals we can promote to the required target type if it is nullable
// TODO: review this once open types are supported.
return targetType.IsNullable;
}
if (sourceType.IsEquivalentTo(targetType))
{
return true;
}
if (CanConvertTo(sourceType, targetType))
{
return true;
}
// Allow promotion from nullable to non-nullable by directly accessing underlying value.
if (sourceType.IsNullable && targetType.IsODataValueType())
{
IEdmTypeReference nonNullableSourceType = sourceType.Definition.ToTypeReference(false);
if (CanConvertTo(nonNullableSourceType, targetType))
{
return true;
}
}
return false;
}