internal static bool TryGetIsUnicode(TypeUsage type, out bool isUnicode)
{
if (EF6MetadataHelpers.IsPrimitiveType(type, PrimitiveTypeKind.String))
{
return(EF6MetadataHelpers.TryGetBooleanFacetValue(type, "Unicode", out isUnicode));
}
isUnicode = false;
return(false);
}
internal static bool TryGetScale(TypeUsage type, out byte scale)
{
if (EF6MetadataHelpers.IsPrimitiveType(type, PrimitiveTypeKind.Decimal))
{
return(EF6MetadataHelpers.TryGetByteFacetValue(type, "Scale", out scale));
}
scale = (byte)0;
return(false);
}
internal static bool TryGetIsFixedLength(TypeUsage type, out bool isFixedLength)
{
if (EF6MetadataHelpers.IsPrimitiveType(type, PrimitiveTypeKind.String) || EF6MetadataHelpers.IsPrimitiveType(type, PrimitiveTypeKind.Binary))
{
return(EF6MetadataHelpers.TryGetBooleanFacetValue(type, "FixedLength", out isFixedLength));
}
isFixedLength = false;
return(false);
}
internal static bool TryGetPrecision(TypeUsage type, out byte precision)
{
if (EF6MetadataHelpers.IsPrimitiveType(type, PrimitiveTypeKind.Decimal))
{
return(EF6MetadataHelpers.TryGetByteFacetValue(type, "Precision", out precision));
}
precision = (byte)0;
return(false);
}
internal static bool TryGetMaxLength(TypeUsage type, out int maxLength)
{
if (EF6MetadataHelpers.IsPrimitiveType(type, PrimitiveTypeKind.String) || EF6MetadataHelpers.IsPrimitiveType(type, PrimitiveTypeKind.Binary))
{
return(EF6MetadataHelpers.TryGetIntFacetValue(type, "MaxLength", out maxLength));
}
maxLength = 0;
return(false);
}
internal static bool IsPrimitiveType(TypeUsage type, PrimitiveTypeKind primitiveTypeKind)
{
PrimitiveTypeKind typeKind;
if (EF6MetadataHelpers.TryGetPrimitiveTypeKind(type, out typeKind))
{
return(typeKind == primitiveTypeKind);
}
return(false);
}
internal static TypeUsage GetElementTypeUsage(TypeUsage type)
{
if (EF6MetadataHelpers.IsCollectionType((GlobalItem)type.EdmType))
{
return(((CollectionType)type.EdmType).TypeUsage);
}
if (EF6MetadataHelpers.IsReferenceType((GlobalItem)type.EdmType))
{
return(TypeUsage.CreateDefaultTypeUsage((EdmType)((RefType)type.EdmType).ElementType));
}
return((TypeUsage)null);
}
internal static TypeUsage CopyTypeUsageAndSetUnicodeFacetToFalse(TypeUsage typeUsage)
{
bool isFixedLength = false;
int maxLength = 0;
EF6MetadataHelpers.TryGetIsFixedLength(typeUsage, out isFixedLength);
EF6MetadataHelpers.TryGetMaxLength(typeUsage, out maxLength);
if (maxLength > 0)
{
return(TypeUsage.CreateStringTypeUsage((PrimitiveType)typeUsage.EdmType, false, isFixedLength, maxLength));
}
return(TypeUsage.CreateStringTypeUsage((PrimitiveType)typeUsage.EdmType, false, isFixedLength));
}
internal static IList <EdmProperty> GetProperties(TypeUsage typeUsage)
{
return(EF6MetadataHelpers.GetProperties(typeUsage.EdmType));
}
internal static bool IsFacetValueConstant(TypeUsage type, string facetName)
{
return(EF6MetadataHelpers.GetFacet((IEnumerable <FacetDescription>)((PrimitiveType)type.EdmType).FacetDescriptions, facetName).IsConstant);
}
