public override TypeUsage GetStoreType(TypeUsage edmType)
{
Check.NotNull(edmType, "edmType");
Debug.Assert(edmType.EdmType.BuiltInTypeKind == BuiltInTypeKind.PrimitiveType);
var primitiveType = edmType.EdmType as PrimitiveType;
if (primitiveType == null)
{
throw ADP1.Argument(EntityRes.GetString(EntityRes.ProviderDoesNotSupportType, edmType.EdmType));
}
var facets = edmType.Facets;
switch (primitiveType.PrimitiveTypeKind)
{
case PrimitiveTypeKind.Boolean:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["bit"]));
case PrimitiveTypeKind.Byte:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["tinyint"]));
case PrimitiveTypeKind.Int16:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["smallint"]));
case PrimitiveTypeKind.Int32:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["int"]));
case PrimitiveTypeKind.Int64:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["bigint"]));
case PrimitiveTypeKind.Guid:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["uniqueidentifier"]));
case PrimitiveTypeKind.Double:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["float"]));
case PrimitiveTypeKind.Single:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["real"]));
case PrimitiveTypeKind.Decimal: // decimal, numeric, money
{
byte precision;
if (!TypeHelpers.TryGetPrecision(edmType, out precision))
{
precision = 18;
}
byte scale;
if (!TypeHelpers.TryGetScale(edmType, out scale))
{
scale = 0;
}
var tu = TypeUsage.CreateDecimalTypeUsage(StoreTypeNameToStorePrimitiveType["decimal"], precision, scale);
return(tu);
}
case PrimitiveTypeKind.Binary: // binary, varbinary, image, timestamp, rowversion
{
var isFixedLength = null != facets[ProviderManifest.FixedLengthFacetName].Value &&
(bool)facets[ProviderManifest.FixedLengthFacetName].Value;
var f = facets[ProviderManifest.MaxLengthFacetName];
var isMaxLength = Helper.IsUnboundedFacetValue(f) || null == f.Value || (int)f.Value > binaryMaxSize;
var maxLength = !isMaxLength ? (int)f.Value : Int32.MinValue;
TypeUsage tu;
if (isFixedLength)
{
tu = TypeUsage.CreateBinaryTypeUsage(
StoreTypeNameToStorePrimitiveType["binary"], true, (isMaxLength ? binaryMaxSize : maxLength));
}
else
{
if (null == f.Value)
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["varbinary"], false, binaryMaxSize);
}
else if (Helper.IsUnboundedFacetValue(f) ||
edmType.EdmType.Name == "image")
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["image"], false);
}
else if ((int)f.Value > binaryMaxSize)
{
throw ADP1.ColumnGreaterThanMaxLengthNotSupported(edmType.EdmType.Name, binaryMaxSize);
}
else
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["varbinary"], false, maxLength);
}
}
return(tu);
}
case PrimitiveTypeKind.String:
//char, nchar, varchar, nvarchar, ntext, text, xml
{
var isUnicode = null == facets[ProviderManifest.UnicodeFacetName].Value ||
(bool)facets[ProviderManifest.UnicodeFacetName].Value;
var isFixedLength = null != facets[ProviderManifest.FixedLengthFacetName].Value &&
(bool)facets[ProviderManifest.FixedLengthFacetName].Value;
var f = facets[ProviderManifest.MaxLengthFacetName];
// maxlen is true if facet value is unbounded, the value is bigger than the limited string sizes *or* the facet
// value is null. this is needed since functions still have maxlength facet value as null
var isMaxLength = Helper.IsUnboundedFacetValue(f) || null == f.Value || (int)f.Value > (nvarcharMaxSize);
var maxLength = !isMaxLength ? (int)f.Value : Int32.MinValue;
TypeUsage tu;
if (isFixedLength)
{
tu = TypeUsage.CreateStringTypeUsage(
StoreTypeNameToStorePrimitiveType["nchar"], true, true, (isMaxLength ? nvarcharMaxSize : maxLength));
}
else
{
if (null == f.Value)
{
// if it is unknown, fallback to nvarchar[4000] instead of ntext since it has limited store semantics
tu = TypeUsage.CreateStringTypeUsage(
StoreTypeNameToStorePrimitiveType["nvarchar"], true, false, nvarcharMaxSize);
}
else if (Helper.IsUnboundedFacetValue(f) ||
edmType.EdmType.Name == "ntext")
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["ntext"], true, false);
}
else if ((int)f.Value > nvarcharMaxSize)
{
throw ADP1.ColumnGreaterThanMaxLengthNotSupported(edmType.EdmType.Name, nvarcharMaxSize);
}
else
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["nvarchar"], true, false, maxLength);
}
}
return(tu);
}
case PrimitiveTypeKind.DateTime:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["datetime"]));
default:
throw ADP1.NotSupported(
EntityRes.GetString(
EntityRes.NoStoreTypeForEdmType, TypeHelpers.GetIdentity(edmType), primitiveType.PrimitiveTypeKind));
}
}
public override TypeUsage GetStoreType([NotNull] TypeUsage edmType)
{
if (edmType == null)
{
throw new ArgumentNullException(nameof(edmType));
}
var primitiveType = edmType.EdmType as PrimitiveType;
if (primitiveType == null)
{
throw new ArgumentException("Store does not support specified edm type");
}
// TODO: come up with way to determin if unicode is used
var isUnicode = true;
Facet facet;
switch (primitiveType.PrimitiveTypeKind)
{
case PrimitiveTypeKind.Boolean:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["bool"]));
case PrimitiveTypeKind.Int16:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["int2"]));
case PrimitiveTypeKind.Int32:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["int4"]));
case PrimitiveTypeKind.Int64:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["int8"]));
case PrimitiveTypeKind.Single:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["float4"]));
case PrimitiveTypeKind.Double:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["float8"]));
case PrimitiveTypeKind.Decimal:
{
if (edmType.Facets.TryGetValue(ScaleFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null)
{
var scale = (byte)facet.Value;
if (edmType.Facets.TryGetValue(PrecisionFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null)
{
var precision = (byte)facet.Value;
return(TypeUsage.CreateDecimalTypeUsage(StoreTypeNameToStorePrimitiveType["numeric"], precision, scale));
}
}
return(TypeUsage.CreateDecimalTypeUsage(StoreTypeNameToStorePrimitiveType["numeric"]));
}
case PrimitiveTypeKind.String:
{
// TODO: could get character, character varying, text
if (edmType.Facets.TryGetValue(FixedLengthFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null && (bool)facet.Value)
{
PrimitiveType characterPrimitive = StoreTypeNameToStorePrimitiveType["bpchar"];
if (edmType.Facets.TryGetValue(MaxLengthFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null)
{
return(TypeUsage.CreateStringTypeUsage(characterPrimitive, isUnicode, true, (int)facet.Value));
}
// this may not work well
return(TypeUsage.CreateStringTypeUsage(characterPrimitive, isUnicode, true));
}
if (edmType.Facets.TryGetValue(MaxLengthFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null)
{
return(TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["varchar"], isUnicode, false, (int)facet.Value));
}
// assume text since it is not fixed length and has no max length
return(TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["text"], isUnicode, false));
}
case PrimitiveTypeKind.DateTime:
if (edmType.Facets.TryGetValue(PrecisionFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null)
{
return(TypeUsage.CreateDateTimeTypeUsage(StoreTypeNameToStorePrimitiveType["timestamp"], (byte)facet.Value));
}
else
{
return(TypeUsage.CreateDateTimeTypeUsage(StoreTypeNameToStorePrimitiveType["timestamp"], null));
}
case PrimitiveTypeKind.DateTimeOffset:
if (edmType.Facets.TryGetValue(PrecisionFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null)
{
return(TypeUsage.CreateDateTimeOffsetTypeUsage(StoreTypeNameToStorePrimitiveType["timestamptz"], (byte)facet.Value));
}
else
{
return(TypeUsage.CreateDateTimeOffsetTypeUsage(StoreTypeNameToStorePrimitiveType["timestamptz"], null));
}
case PrimitiveTypeKind.Time:
if (edmType.Facets.TryGetValue(PrecisionFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null)
{
return(TypeUsage.CreateTimeTypeUsage(StoreTypeNameToStorePrimitiveType["interval"], (byte)facet.Value));
}
else
{
return(TypeUsage.CreateTimeTypeUsage(StoreTypeNameToStorePrimitiveType["interval"], null));
}
case PrimitiveTypeKind.Binary:
{
if (edmType.Facets.TryGetValue(MaxLengthFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null)
{
return(TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["bytea"], false, (int)facet.Value));
}
return(TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["bytea"], false));
}
case PrimitiveTypeKind.Guid:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["uuid"]));
case PrimitiveTypeKind.Byte:
case PrimitiveTypeKind.SByte:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["int2"]));
}
throw new NotSupportedException("Not supported edm type: " + edmType);
}
public override TypeUsage GetEdmType(TypeUsage storeType)
{
Check.NotNull <TypeUsage>(storeType, nameof(storeType));
string lowerInvariant = storeType.EdmType.Name.ToLowerInvariant();
if (!this.StoreTypeNameToEdmPrimitiveType.ContainsKey(lowerInvariant))
{
throw new ArgumentException(Strings.ProviderDoesNotSupportType((object)lowerInvariant));
}
PrimitiveType primitiveType = this.StoreTypeNameToEdmPrimitiveType[lowerInvariant];
int maxLength = 0;
bool isUnicode = true;
PrimitiveTypeKind primitiveTypeKind;
bool flag;
bool isFixedLength;
switch (lowerInvariant)
{
case "tinyint":
case "smallint":
case "bigint":
case "bit":
case "uniqueidentifier":
case "int":
case "geography":
case "geometry":
return(TypeUsage.CreateDefaultTypeUsage((EdmType)primitiveType));
case "varchar":
primitiveTypeKind = PrimitiveTypeKind.String;
flag = !storeType.TryGetMaxLength(out maxLength);
isUnicode = false;
isFixedLength = false;
break;
case "char":
primitiveTypeKind = PrimitiveTypeKind.String;
flag = !storeType.TryGetMaxLength(out maxLength);
isUnicode = false;
isFixedLength = true;
break;
case "nvarchar":
primitiveTypeKind = PrimitiveTypeKind.String;
flag = !storeType.TryGetMaxLength(out maxLength);
isUnicode = true;
isFixedLength = false;
break;
case "nchar":
primitiveTypeKind = PrimitiveTypeKind.String;
flag = !storeType.TryGetMaxLength(out maxLength);
isUnicode = true;
isFixedLength = true;
break;
case "varchar(max)":
case "text":
primitiveTypeKind = PrimitiveTypeKind.String;
flag = true;
isUnicode = false;
isFixedLength = false;
break;
case "nvarchar(max)":
case "ntext":
case "xml":
primitiveTypeKind = PrimitiveTypeKind.String;
flag = true;
isUnicode = true;
isFixedLength = false;
break;
case "binary":
primitiveTypeKind = PrimitiveTypeKind.Binary;
flag = !storeType.TryGetMaxLength(out maxLength);
isFixedLength = true;
break;
case "varbinary":
primitiveTypeKind = PrimitiveTypeKind.Binary;
flag = !storeType.TryGetMaxLength(out maxLength);
isFixedLength = false;
break;
case "varbinary(max)":
case "image":
primitiveTypeKind = PrimitiveTypeKind.Binary;
flag = true;
isFixedLength = false;
break;
case "timestamp":
case "rowversion":
return(TypeUsage.CreateBinaryTypeUsage(primitiveType, true, 8));
case "float":
case "real":
return(TypeUsage.CreateDefaultTypeUsage((EdmType)primitiveType));
case "decimal":
case "numeric":
byte precision;
byte scale;
if (storeType.TryGetPrecision(out precision) && storeType.TryGetScale(out scale))
{
return(TypeUsage.CreateDecimalTypeUsage(primitiveType, precision, scale));
}
return(TypeUsage.CreateDecimalTypeUsage(primitiveType));
case "money":
return(TypeUsage.CreateDecimalTypeUsage(primitiveType, (byte)19, (byte)4));
case "smallmoney":
return(TypeUsage.CreateDecimalTypeUsage(primitiveType, (byte)10, (byte)4));
case "datetime":
case "datetime2":
case "smalldatetime":
return(TypeUsage.CreateDateTimeTypeUsage(primitiveType, new byte?()));
case "date":
return(TypeUsage.CreateDefaultTypeUsage((EdmType)primitiveType));
case "time":
return(TypeUsage.CreateTimeTypeUsage(primitiveType, new byte?()));
case "datetimeoffset":
return(TypeUsage.CreateDateTimeOffsetTypeUsage(primitiveType, new byte?()));
default:
throw new NotSupportedException(Strings.ProviderDoesNotSupportType((object)lowerInvariant));
}
switch (primitiveTypeKind)
{
case PrimitiveTypeKind.Binary:
if (!flag)
{
return(TypeUsage.CreateBinaryTypeUsage(primitiveType, isFixedLength, maxLength));
}
return(TypeUsage.CreateBinaryTypeUsage(primitiveType, isFixedLength));
case PrimitiveTypeKind.String:
if (!flag)
{
return(TypeUsage.CreateStringTypeUsage(primitiveType, isUnicode, isFixedLength, maxLength));
}
return(TypeUsage.CreateStringTypeUsage(primitiveType, isUnicode, isFixedLength));
default:
throw new NotSupportedException(Strings.ProviderDoesNotSupportType((object)lowerInvariant));
}
}
/// <summary>
/// This method takes a type and a set of facets and returns the best mapped equivalent type
/// </summary>
/// <param name="edmType">A TypeUsage encapsulating an EDM type and a set of facets</param>
/// <returns>A TypeUsage encapsulating a store type and a set of facets</returns>
public override TypeUsage GetStoreType(TypeUsage edmType)
{
if (edmType == null)
{
throw new ArgumentNullException("edmType");
}
PrimitiveType primitiveType = edmType.EdmType as PrimitiveType;
if (primitiveType == null)
{
throw new ArgumentException(String.Format("SQLite does not support the type '{0}'.", edmType));
}
ReadOnlyMetadataCollection <Facet> facets = edmType.Facets;
switch (primitiveType.PrimitiveTypeKind)
{
case PrimitiveTypeKind.Boolean:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["bit"]));
case PrimitiveTypeKind.Byte:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["tinyint"]));
case PrimitiveTypeKind.Int16:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["smallint"]));
case PrimitiveTypeKind.Int32:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["int"]));
case PrimitiveTypeKind.Int64:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["integer"]));
case PrimitiveTypeKind.Guid:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["uniqueidentifier"]));
case PrimitiveTypeKind.Double:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["float"]));
case PrimitiveTypeKind.Single:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["real"]));
case PrimitiveTypeKind.Decimal: // decimal, numeric, smallmoney, money
{
byte precision;
if (!TypeHelpers.TryGetPrecision(edmType, out precision))
{
precision = 18;
}
byte scale;
if (!TypeHelpers.TryGetScale(edmType, out scale))
{
scale = 0;
}
return(TypeUsage.CreateDecimalTypeUsage(StoreTypeNameToStorePrimitiveType["decimal"], precision, scale));
}
case PrimitiveTypeKind.Binary: // binary, varbinary, varbinary(max), image, timestamp, rowversion
{
bool isFixedLength = null != facets["FixedLength"].Value && (bool)facets["FixedLength"].Value;
Facet f = facets["MaxLength"];
bool isMaxLength = f.IsUnbounded || null == f.Value || (int)f.Value > Int32.MaxValue;
int maxLength = !isMaxLength ? (int)f.Value : Int32.MinValue;
TypeUsage tu;
if (isFixedLength)
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["blob"], true, maxLength);
}
else
{
if (isMaxLength)
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["blob"], false);
}
else
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["blob"], false, maxLength);
}
}
return(tu);
}
case PrimitiveTypeKind.String: // char, nchar, varchar, nvarchar, varchar(max), nvarchar(max), ntext, text
{
bool isUnicode = null == facets["Unicode"].Value || (bool)facets["Unicode"].Value;
bool isFixedLength = null != facets["FixedLength"].Value && (bool)facets["FixedLength"].Value;
Facet f = facets["MaxLength"];
// maxlen is true if facet value is unbounded, the value is bigger than the limited string sizes *or* the facet
// value is null. this is needed since functions still have maxlength facet value as null
bool isMaxLength = f.IsUnbounded || null == f.Value || (int)f.Value > (isUnicode ? Int32.MaxValue : Int32.MaxValue);
int maxLength = !isMaxLength ? (int)f.Value : Int32.MinValue;
TypeUsage tu;
if (isUnicode)
{
if (isFixedLength)
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["nchar"], true, true, maxLength);
}
else
{
if (isMaxLength)
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["nvarchar"], true, false);
}
else
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["nvarchar"], true, false, maxLength);
}
}
}
else
{
if (isFixedLength)
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["char"], false, true, maxLength);
}
else
{
if (isMaxLength)
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["varchar"], false, false);
}
else
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["varchar"], false, false, maxLength);
}
}
}
return(tu);
}
case PrimitiveTypeKind.DateTime: // datetime, smalldatetime
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["datetime"]));
default:
throw new NotSupportedException(String.Format("There is no store type corresponding to the EDM type '{0}' of primitive type '{1}'.", edmType, primitiveType.PrimitiveTypeKind));
}
}
public override TypeUsage GetStoreType(TypeUsage edmType)
{
if (edmType == null)
{
throw new ArgumentNullException("edmType");
}
Debug.Assert(edmType.EdmType.BuiltInTypeKind == BuiltInTypeKind.PrimitiveType);
PrimitiveType primitiveType = edmType.EdmType as PrimitiveType;
if (primitiveType == null)
{
throw new ArgumentException(String.Format(Resources.TypeNotSupported, edmType));
}
ReadOnlyMetadataCollection <Facet> facets = edmType.Facets;
switch (primitiveType.PrimitiveTypeKind)
{
case PrimitiveTypeKind.Boolean:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["bool"]));
case PrimitiveTypeKind.Byte:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["utinyint"]));
case PrimitiveTypeKind.SByte:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["tinyint"]));
case PrimitiveTypeKind.Int16:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["smallint"]));
case PrimitiveTypeKind.Int32:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["int"]));
case PrimitiveTypeKind.Int64:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["bigint"]));
case PrimitiveTypeKind.Guid:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["guid"]));
case PrimitiveTypeKind.Double:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["double"]));
case PrimitiveTypeKind.Single:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["float"]));
case PrimitiveTypeKind.Decimal:
{
byte precision = DEFAULT_DECIMAL_PRECISION;
byte scale = DEFAULT_DECIMAL_SCALE;
Facet facet;
if (edmType.Facets.TryGetValue("Precision", false, out facet))
{
if (!facet.IsUnbounded && facet.Value != null)
{
precision = (byte)facet.Value;
}
}
if (edmType.Facets.TryGetValue("Scale", false, out facet))
{
if (!facet.IsUnbounded && facet.Value != null)
{
scale = (byte)facet.Value;
}
}
return(TypeUsage.CreateDecimalTypeUsage(StoreTypeNameToStorePrimitiveType["decimal"], precision, scale));
}
case PrimitiveTypeKind.Binary:
{
bool isFixedLength = null != facets["FixedLength"].Value && (bool)facets["FixedLength"].Value;
Facet f = facets["MaxLength"];
bool isMaxLength = f.IsUnbounded || null == f.Value || (int)f.Value > MEDIUMBLOB_MAXLEN;
int maxLength = !isMaxLength ? (int)f.Value : LONGBLOB_MAXLEN;
string typeName = String.Empty;
// now this applies for both isFixedLength and !isFixedLength
if (maxLength < CHAR_MAXLEN)
{
typeName = "tinyblob";
}
else if (maxLength < MEDIUMBLOB_MAXLEN)
{
typeName = "blob";
}
else if (maxLength < LONGTEXT_MAXLEN)
{
typeName = "mediumblob";
}
else
{
typeName = "longblob";
}
return(TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType[typeName], isFixedLength, maxLength));
}
case PrimitiveTypeKind.String:
{
string typeName = String.Empty;
bool isUnicode = null != facets["Unicode"].Value && (bool)facets["Unicode"].Value;
bool isFixedLength = null != facets["FixedLength"].Value && (bool)facets["FixedLength"].Value;
int maxLenghtValue;
Facet maxLengthFacet = facets["MaxLength"];
if (isFixedLength)
{
typeName = isUnicode ? "nchar" : "char";
if (maxLengthFacet.Value != null && Int32.TryParse(maxLengthFacet.Value.ToString(), out maxLenghtValue) && maxLenghtValue <= CHAR_MAXLEN)
{
return(TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType[typeName], isUnicode, isFixedLength, (int)maxLengthFacet.Value));
}
else if (maxLengthFacet.Value != null && maxLengthFacet.Value.ToString() == "Max")
{
return(TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType[typeName], isUnicode, isFixedLength, CHAR_MAXLEN));
}
else
{
return(TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType[typeName], isUnicode, isFixedLength));
}
}
else
{
typeName = isUnicode ? "nvarchar" : "varchar";
if (maxLengthFacet.Value != null && Int32.TryParse(maxLengthFacet.Value.ToString(), out maxLenghtValue))
{
if (maxLenghtValue > VARCHAR_MAXLEN && maxLenghtValue <= MEDIUMTEXT_MAXLEN)
{
typeName = "mediumtext";
}
else if ((int)maxLengthFacet.Value > MEDIUMTEXT_MAXLEN)
{
typeName = "longtext";
}
return(TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType[typeName], isUnicode, isFixedLength, (int)maxLengthFacet.Value));
}
else if (maxLengthFacet.Value != null && (maxLengthFacet.Value.ToString() == "Max"))
{
return(TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["longtext"], isUnicode, isFixedLength));
}
else
{
return(TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType[typeName], isUnicode, isFixedLength));
}
}
}
case PrimitiveTypeKind.DateTimeOffset:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["timestamp"]));
case PrimitiveTypeKind.DateTime:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["datetime"]));
case PrimitiveTypeKind.Time:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["time"]));
#if NET_45_OR_GREATER
case PrimitiveTypeKind.Geometry:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["geometry"]));
#endif
default:
throw new NotSupportedException(String.Format(Resources.NoStoreTypeForEdmType, edmType, primitiveType.PrimitiveTypeKind));
}
}
private TypeUsage BuildTypeUsage()
{
PrimitiveType edmPrimitiveType = PrimitiveType.GetEdmPrimitiveType(this.Type);
if (this.Type == PrimitiveTypeKind.Binary)
{
if (this.MaxLength.HasValue)
{
PrimitiveType primitiveType = edmPrimitiveType;
bool? isFixedLength = this.IsFixedLength;
int num = isFixedLength.HasValue ? (isFixedLength.GetValueOrDefault() ? 1 : 0) : 0;
int maxLength = this.MaxLength.Value;
return(TypeUsage.CreateBinaryTypeUsage(primitiveType, num != 0, maxLength));
}
PrimitiveType primitiveType1 = edmPrimitiveType;
bool? isFixedLength1 = this.IsFixedLength;
int num1 = isFixedLength1.HasValue ? (isFixedLength1.GetValueOrDefault() ? 1 : 0) : 0;
return(TypeUsage.CreateBinaryTypeUsage(primitiveType1, num1 != 0));
}
if (this.Type == PrimitiveTypeKind.String)
{
if (this.MaxLength.HasValue)
{
PrimitiveType primitiveType = edmPrimitiveType;
bool? isUnicode = this.IsUnicode;
int num1 = isUnicode.HasValue ? (isUnicode.GetValueOrDefault() ? 1 : 0) : 1;
bool? isFixedLength = this.IsFixedLength;
int num2 = isFixedLength.HasValue ? (isFixedLength.GetValueOrDefault() ? 1 : 0) : 0;
int maxLength = this.MaxLength.Value;
return(TypeUsage.CreateStringTypeUsage(primitiveType, num1 != 0, num2 != 0, maxLength));
}
PrimitiveType primitiveType1 = edmPrimitiveType;
bool? isUnicode1 = this.IsUnicode;
int num3 = isUnicode1.HasValue ? (isUnicode1.GetValueOrDefault() ? 1 : 0) : 1;
bool? isFixedLength1 = this.IsFixedLength;
int num4 = isFixedLength1.HasValue ? (isFixedLength1.GetValueOrDefault() ? 1 : 0) : 0;
return(TypeUsage.CreateStringTypeUsage(primitiveType1, num3 != 0, num4 != 0));
}
if (this.Type == PrimitiveTypeKind.DateTime)
{
return(TypeUsage.CreateDateTimeTypeUsage(edmPrimitiveType, this.Precision));
}
if (this.Type == PrimitiveTypeKind.DateTimeOffset)
{
return(TypeUsage.CreateDateTimeOffsetTypeUsage(edmPrimitiveType, this.Precision));
}
if (this.Type == PrimitiveTypeKind.Decimal)
{
byte?precision1 = this.Precision;
if (!(precision1.HasValue ? new int?((int)precision1.GetValueOrDefault()) : new int?()).HasValue)
{
byte?scale = this.Scale;
if (!(scale.HasValue ? new int?((int)scale.GetValueOrDefault()) : new int?()).HasValue)
{
return(TypeUsage.CreateDecimalTypeUsage(edmPrimitiveType));
}
}
PrimitiveType primitiveType = edmPrimitiveType;
byte? precision2 = this.Precision;
int num1 = precision2.HasValue ? (int)precision2.GetValueOrDefault() : 18;
byte? scale1 = this.Scale;
int num2 = scale1.HasValue ? (int)scale1.GetValueOrDefault() : 0;
return(TypeUsage.CreateDecimalTypeUsage(primitiveType, (byte)num1, (byte)num2));
}
if (this.Type != PrimitiveTypeKind.Time)
{
return(TypeUsage.CreateDefaultTypeUsage((EdmType)edmPrimitiveType));
}
return(TypeUsage.CreateTimeTypeUsage(edmPrimitiveType, this.Precision));
}
/// <summary>
/// This method takes a type and a set of facets and returns the best mapped equivalent type
/// in EDM.
/// </summary>
/// <param name="storeType">A TypeUsage encapsulating a store type and a set of facets</param>
/// <returns>A TypeUsage encapsulating an EDM type and a set of facets</returns>
public override TypeUsage GetEdmType(TypeUsage storeType)
{
if (storeType == null)
{
throw new ArgumentNullException("storeType");
}
string storeTypeName = storeType.EdmType.Name.ToLowerInvariant();
if (!base.StoreTypeNameToEdmPrimitiveType.ContainsKey(storeTypeName))
{
throw new ArgumentException(String.Format("The underlying provider does not support the type '{0}'.", storeTypeName));
}
PrimitiveType edmPrimitiveType = base.StoreTypeNameToEdmPrimitiveType[storeTypeName];
int maxLength = 0;
bool isUnicode = true;
bool isFixedLen = false;
bool isUnbounded = true;
PrimitiveTypeKind newPrimitiveTypeKind;
switch (storeTypeName)
{
// for some types we just go with simple type usage with no facets
case "smallint":
case "int":
case "bigint":
case "smallint_bool":
case "float":
case "double":
case "guid":
return(TypeUsage.CreateDefaultTypeUsage(edmPrimitiveType));
case "decimal":
case "numeric":
byte precision;
byte scale;
if (TypeHelpers.TryGetPrecision(storeType, out precision) && TypeHelpers.TryGetScale(storeType, out scale))
{
return(TypeUsage.CreateDecimalTypeUsage(edmPrimitiveType, precision, scale));
}
else
{
return(TypeUsage.CreateDecimalTypeUsage(edmPrimitiveType));
}
case "varchar":
newPrimitiveTypeKind = PrimitiveTypeKind.String;
isUnbounded = !TypeHelpers.TryGetMaxLength(storeType, out maxLength);
isUnicode = true; //TODO: hardcoded
isFixedLen = false;
break;
case "char":
newPrimitiveTypeKind = PrimitiveTypeKind.String;
isUnbounded = !TypeHelpers.TryGetMaxLength(storeType, out maxLength);
isUnicode = true; //TODO: hardcoded
isFixedLen = true;
break;
case "timestamp":
return(TypeUsage.CreateDateTimeTypeUsage(edmPrimitiveType, null));
case "date":
return(TypeUsage.CreateDateTimeTypeUsage(edmPrimitiveType, null));
case "time":
return(TypeUsage.CreateTimeTypeUsage(edmPrimitiveType, null));
case "blob":
newPrimitiveTypeKind = PrimitiveTypeKind.Binary;
isUnbounded = true;
isFixedLen = false;
break;
case "clob":
newPrimitiveTypeKind = PrimitiveTypeKind.String;
isUnbounded = true;
isUnicode = true; //TODO: hardcoded
isFixedLen = false;
break;
default:
throw new NotSupportedException(string.Format("The underlying provider does not support the type '{0}'.", storeTypeName));
}
Debug.Assert(newPrimitiveTypeKind == PrimitiveTypeKind.String || newPrimitiveTypeKind == PrimitiveTypeKind.Binary, "at this point only string and binary types should be present");
switch (newPrimitiveTypeKind)
{
case PrimitiveTypeKind.String:
if (!isUnbounded)
{
return(TypeUsage.CreateStringTypeUsage(edmPrimitiveType, isUnicode, isFixedLen, maxLength));
}
else
{
return(TypeUsage.CreateStringTypeUsage(edmPrimitiveType, isUnicode, isFixedLen));
}
case PrimitiveTypeKind.Binary:
if (!isUnbounded)
{
return(TypeUsage.CreateBinaryTypeUsage(edmPrimitiveType, isFixedLen, maxLength));
}
else
{
return(TypeUsage.CreateBinaryTypeUsage(edmPrimitiveType, isFixedLen));
}
default:
throw new NotSupportedException(String.Format("The underlying provider does not support the type '{0}'.", storeTypeName));
}
}
public override TypeUsage GetStoreType(TypeUsage edmType)
{
ArgumentUtility.CheckNotNull("edmType", edmType);
var primitiveType = edmType.EdmType as PrimitiveType;
if (primitiveType == null)
{
throw new ArgumentException(string.Format("The underlying provider does not support the type '{0}'.", edmType));
}
var facets = edmType.Facets;
switch (primitiveType.PrimitiveTypeKind)
{
case PrimitiveTypeKind.Binary:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["blob"]));
case PrimitiveTypeKind.Boolean:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["logical"]));
case PrimitiveTypeKind.Byte:
case PrimitiveTypeKind.SByte:
case PrimitiveTypeKind.Int16:
case PrimitiveTypeKind.Int32:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["integer"]));
case PrimitiveTypeKind.Double:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["double"]));
case PrimitiveTypeKind.Int64:
return(TypeUsage.CreateDecimalTypeUsage(StoreTypeNameToStorePrimitiveType["numeric"], 38, 0));
case PrimitiveTypeKind.Decimal:
byte precision;
if (!edmType.TryGetPrecision(out precision))
{
precision = 18;
}
byte scale;
if (!edmType.TryGetScale(out scale))
{
scale = 0;
}
return(TypeUsage.CreateDecimalTypeUsage(StoreTypeNameToStorePrimitiveType["numeric"], precision, scale));
case PrimitiveTypeKind.Single:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["float"]));
case PrimitiveTypeKind.Guid:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["guid"]));
case PrimitiveTypeKind.String:
var isFixedLength = null != facets["FixedLength"].Value && (bool)facets["FixedLength"].Value;
var f = facets["MaxLength"];
var isMaxLength = f.IsUnbounded || null == f.Value || (int)f.Value > VfpMapping.MaximumCharacterFieldSize;
if (isFixedLength)
{
return(TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["char"], false, true, VfpMapping.MaximumCharacterFieldSize));
}
if (isMaxLength)
{
return(TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["memo"], false, false));
}
return(TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["varchar"], false, false, VfpMapping.MaximumCharacterFieldSize));
case PrimitiveTypeKind.Time:
case PrimitiveTypeKind.DateTime:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["datetime"]));
default:
throw new NotSupportedException(string.Format("There is no store type corresponding to the EDM type '{0}' of primitive type '{1}'.", edmType, primitiveType.PrimitiveTypeKind));
}
}
public override TypeUsage GetEdmType(TypeUsage storeType)
{
ArgumentUtility.CheckNotNull("storeType", storeType);
var storeTypeName = storeType.EdmType.Name.ToLowerInvariant();
if (!StoreTypeNameToEdmPrimitiveType.ContainsKey(storeTypeName))
{
throw new ArgumentException(string.Format("The underlying provider does not support the type '{0}'.", storeTypeName));
}
var primitiveType = StoreTypeNameToEdmPrimitiveType[storeTypeName];
var maxLength = 0;
var isFixedLen = false;
var isUnbounded = true;
PrimitiveTypeKind newPrimitiveTypeKind;
switch (storeTypeName)
{
case "logical":
case "int":
case "integer":
case "float":
case "double":
return(TypeUsage.CreateDefaultTypeUsage(primitiveType));
case "date":
case "datetime":
return(TypeUsage.CreateDateTimeTypeUsage(primitiveType, null));
case "numeric":
byte precision;
byte scale;
if (storeType.TryGetPrecision(out precision) && storeType.TryGetScale(out scale))
{
return(TypeUsage.CreateDecimalTypeUsage(primitiveType, precision, scale));
}
return(TypeUsage.CreateDecimalTypeUsage(primitiveType));
case "currency":
return(TypeUsage.CreateDecimalTypeUsage(primitiveType, 19, 4));
case "varchar":
case "binaryvarchar":
newPrimitiveTypeKind = PrimitiveTypeKind.String;
isUnbounded = !storeType.TryGetMaxLength(out maxLength);
isFixedLen = false;
break;
case "character":
case "char":
case "binarychar":
newPrimitiveTypeKind = PrimitiveTypeKind.String;
isUnbounded = !storeType.TryGetMaxLength(out maxLength);
isFixedLen = true;
break;
case "guid":
newPrimitiveTypeKind = PrimitiveTypeKind.Guid;
isUnbounded = false;
isFixedLen = true;
break;
case "memo":
case "binarymemo":
newPrimitiveTypeKind = PrimitiveTypeKind.String;
isUnbounded = true;
isFixedLen = false;
break;
case "blob":
case "general":
newPrimitiveTypeKind = PrimitiveTypeKind.Binary;
isUnbounded = true;
isFixedLen = false;
break;
default:
throw new NotSupportedException(string.Format("The underlying provider does not support the type '{0}'.", storeTypeName));
}
switch (newPrimitiveTypeKind)
{
case PrimitiveTypeKind.String:
if (!isUnbounded)
{
return(TypeUsage.CreateStringTypeUsage(primitiveType, false, isFixedLen, maxLength));
}
return(TypeUsage.CreateStringTypeUsage(primitiveType, false, isFixedLen));
case PrimitiveTypeKind.Binary:
if (!isUnbounded)
{
return(TypeUsage.CreateBinaryTypeUsage(primitiveType, false, maxLength));
}
return(TypeUsage.CreateBinaryTypeUsage(primitiveType, isFixedLen));
case PrimitiveTypeKind.Guid:
return(TypeUsage.CreateDefaultTypeUsage(primitiveType));
default:
throw new NotSupportedException(string.Format("The underlying provider does not support the type '{0}'.", storeTypeName));
}
}
/// <summary>
/// This method takes a type and a set of facets and returns the best mapped equivalent type
/// in SQL Server, taking the store version into consideration.
/// </summary>
/// <param name="storeType">A TypeUsage encapsulating an EDM type and a set of facets</param>
/// <returns>A TypeUsage encapsulating a store type and a set of facets</returns>
public override TypeUsage GetStoreType(TypeUsage edmType)
{
if (edmType == null)
{
throw new ArgumentNullException("edmType");
}
System.Diagnostics.Debug.Assert(edmType.EdmType.BuiltInTypeKind == BuiltInTypeKind.PrimitiveType);
PrimitiveType primitiveType = edmType.EdmType as PrimitiveType;
if (primitiveType == null)
{
throw new ArgumentException(String.Format("The underlying provider does not support the type '{0}'.", edmType));
}
ReadOnlyMetadataCollection <Facet> facets = edmType.Facets;
switch (primitiveType.PrimitiveTypeKind)
{
case PrimitiveTypeKind.Boolean:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["bit"]));
case PrimitiveTypeKind.Byte:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["tinyint"]));
case PrimitiveTypeKind.Int16:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["smallint"]));
case PrimitiveTypeKind.Int32:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["int"]));
case PrimitiveTypeKind.Int64:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["bigint"]));
case PrimitiveTypeKind.Guid:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["uniqueidentifier"]));
case PrimitiveTypeKind.Double:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["float"]));
case PrimitiveTypeKind.Single:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["real"]));
case PrimitiveTypeKind.Decimal: // decimal, numeric, smallmoney, money
{
byte precision;
if (!TypeHelpers.TryGetPrecision(edmType, out precision))
{
precision = 18;
}
byte scale;
if (!TypeHelpers.TryGetScale(edmType, out scale))
{
scale = 0;
}
return(TypeUsage.CreateDecimalTypeUsage(StoreTypeNameToStorePrimitiveType["decimal"], precision, scale));
}
case PrimitiveTypeKind.Binary: // binary, varbinary, varbinary(max), image, timestamp, rowversion
{
bool isFixedLength = null != facets["FixedLength"].Value && (bool)facets["FixedLength"].Value;
Facet f = facets["MaxLength"];
bool isMaxLength = f.IsUnbounded || null == f.Value || (int)f.Value > binaryMaxSize;
int maxLength = !isMaxLength ? (int)f.Value : Int32.MinValue;
TypeUsage tu;
if (isFixedLength)
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["binary"], true, maxLength);
}
else
{
if (isMaxLength)
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["varbinary(max)"], false);
System.Diagnostics.Debug.Assert(tu.Facets["MaxLength"].Description.IsConstant, "varbinary(max) is not constant!");
}
else
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["varbinary"], false, maxLength);
}
}
return(tu);
}
case PrimitiveTypeKind.String:
// char, nchar, varchar, nvarchar, varchar(max), nvarchar(max), ntext, text, xml
{
bool isUnicode = null == facets["Unicode"].Value || (bool)facets["Unicode"].Value;
bool isFixedLength = null != facets["FixedLength"].Value && (bool)facets["FixedLength"].Value;
Facet f = facets["MaxLength"];
// maxlen is true if facet value is unbounded, the value is bigger than the limited string sizes *or* the facet
// value is null. this is needed since functions still have maxlength facet value as null
bool isMaxLength = f.IsUnbounded || null == f.Value || (int)f.Value > (isUnicode ? nvarcharMaxSize : varcharMaxSize);
int maxLength = !isMaxLength ? (int)f.Value : Int32.MinValue;
TypeUsage tu;
if (isUnicode)
{
if (isFixedLength)
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["nchar"], true, true, maxLength);
}
else
{
if (isMaxLength)
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["nvarchar(max)"], true, false);
}
else
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["nvarchar"], true, false, maxLength);
}
}
}
else
{
if (isFixedLength)
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["char"], false, true, maxLength);
}
else
{
if (isMaxLength)
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["varchar(max)"], false, false);
}
else
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["varchar"], false, false, maxLength);
}
}
}
return(tu);
}
case PrimitiveTypeKind.DateTime: // datetime, smalldatetime
Facet preserveSecondsFacet;
bool preserveSeconds;
if (edmType.Facets.TryGetValue("PreserveSeconds", true, out preserveSecondsFacet) && null != preserveSecondsFacet.Value)
{
preserveSeconds = (bool)preserveSecondsFacet.Value;
}
else
{
preserveSeconds = true;
}
return(TypeUsage.CreateDefaultTypeUsage(preserveSeconds ? StoreTypeNameToStorePrimitiveType["datetime"] : StoreTypeNameToStorePrimitiveType["smalldatetime"]));
case PrimitiveTypeKind.Geography:
case PrimitiveTypeKind.GeographyPoint:
case PrimitiveTypeKind.GeographyLineString:
case PrimitiveTypeKind.GeographyPolygon:
case PrimitiveTypeKind.GeographyMultiPoint:
case PrimitiveTypeKind.GeographyMultiLineString:
case PrimitiveTypeKind.GeographyMultiPolygon:
case PrimitiveTypeKind.GeographyCollection:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["geography"]));
case PrimitiveTypeKind.Geometry:
case PrimitiveTypeKind.GeometryPoint:
case PrimitiveTypeKind.GeometryLineString:
case PrimitiveTypeKind.GeometryPolygon:
case PrimitiveTypeKind.GeometryMultiPoint:
case PrimitiveTypeKind.GeometryMultiLineString:
case PrimitiveTypeKind.GeometryMultiPolygon:
case PrimitiveTypeKind.GeometryCollection:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["geometry"]));
default:
throw new NotSupportedException(String.Format("There is no store type corresponding to the EDM type '{0}' of primitive type '{1}'.", edmType, primitiveType.PrimitiveTypeKind));
}
}
internal TypeUsage GetDecimalTypeUsage(byte precision, byte scale)
{
return(TypeUsage.CreateDecimalTypeUsage(StoreTypeNameToStorePrimitiveType["numeric"], precision, scale));
}
public override TypeUsage GetStoreType(TypeUsage edmType)
{
if (edmType == null)
{
throw new ArgumentNullException("edmType");
}
System.Diagnostics.Debug.Assert(edmType.EdmType.BuiltInTypeKind == BuiltInTypeKind.PrimitiveType);
PrimitiveType primitiveType = edmType.EdmType as PrimitiveType;
if (primitiveType == null)
{
throw new ArgumentException(String.Format("The underlying provider does not support the type '{0}'.", edmType));
}
ReadOnlyMetadataCollection <Facet> facets = edmType.Facets;
Facet f;
switch (primitiveType.PrimitiveTypeKind)
{
case PrimitiveTypeKind.Boolean:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["boolean"]));
case PrimitiveTypeKind.Byte:
case PrimitiveTypeKind.Int16:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["smallint"]));
case PrimitiveTypeKind.Int32:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["integer"]));
case PrimitiveTypeKind.Int64:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["bigint"]));
case PrimitiveTypeKind.Double:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["double"]));
case PrimitiveTypeKind.Single:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["float"]));
case PrimitiveTypeKind.Decimal: // decimal, numeric
{
byte precision = 9;
if (facets.TryGetValue("Precision", false, out f) && !f.IsUnbounded && f.Value != null)
{
precision = (byte)f.Value;
}
byte scale = 0;
if (facets.TryGetValue("Scale", false, out f) && !f.IsUnbounded && f.Value != null)
{
scale = (byte)f.Value;
}
return(TypeUsage.CreateDecimalTypeUsage(StoreTypeNameToStorePrimitiveType["decimal"], precision, scale));
}
case PrimitiveTypeKind.String: // char, varchar, text blob
{
bool isUnicode = true;
if (facets.TryGetValue("Unicode", false, out f) && !f.IsUnbounded && f.Value != null)
{
isUnicode = (bool)f.Value;
}
bool isFixedLength = true;
if (facets.TryGetValue("FixedLength", false, out f) && !f.IsUnbounded && f.Value != null)
{
isFixedLength = (bool)f.Value;
}
int maxLength = Int32.MinValue;
if (facets.TryGetValue("MaxLength", false, out f) && !f.IsUnbounded && f.Value != null)
{
maxLength = (int)f.Value;
}
PrimitiveType storePrimitiveType = StoreTypeNameToStorePrimitiveType[isFixedLength ? "char" : "varchar"];
if (maxLength != Int32.MinValue)
{
return(TypeUsage.CreateStringTypeUsage(storePrimitiveType, isUnicode, isFixedLength, maxLength));
}
return(TypeUsage.CreateStringTypeUsage(storePrimitiveType, isUnicode, isFixedLength));
}
case PrimitiveTypeKind.DateTime: // datetime, date
{
byte precision = 4;
if (facets.TryGetValue("Precision", false, out f) && !f.IsUnbounded && f.Value != null)
{
precision = (byte)f.Value;
}
bool useTimestamp = (precision != 0);
return(TypeUsage.CreateDefaultTypeUsage(useTimestamp ? StoreTypeNameToStorePrimitiveType["datetime"] : StoreTypeNameToStorePrimitiveType["date"]));
}
case PrimitiveTypeKind.Time:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["time"]));
case PrimitiveTypeKind.Binary: // blob
{
bool isFixedLength = true;
if (facets.TryGetValue("FixedLength", false, out f) && !f.IsUnbounded && f.Value != null)
{
isFixedLength = (bool)f.Value;
}
int maxLength = Int32.MinValue;
if (facets.TryGetValue("MaxLength", false, out f) && !f.IsUnbounded && f.Value != null)
{
maxLength = (int)f.Value;
}
PrimitiveType storePrimitiveType = StoreTypeNameToStorePrimitiveType["binary"];
if (maxLength != Int32.MinValue)
{
return(TypeUsage.CreateBinaryTypeUsage(storePrimitiveType, isFixedLength, maxLength));
}
return(TypeUsage.CreateBinaryTypeUsage(storePrimitiveType, isFixedLength));
}
case PrimitiveTypeKind.Guid:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["guid_char"]));
default:
throw new NotSupportedException(string.Format("There is no store type corresponding to the EDM type '{0}' of primitive type '{1}'.", edmType, primitiveType.PrimitiveTypeKind));
}
}
/// <summary>
/// This method takes a type and a set of facets and returns the best mapped equivalent type
/// in Jet
/// </summary>
/// <param name="storeType">A TypeUsage encapsulating an EDM type and a set of facets</param>
/// <returns>A TypeUsage encapsulating a store type and a set of facets</returns>
public override TypeUsage GetStoreType(TypeUsage edmType)
{
if (edmType == null)
{
throw new ArgumentNullException("edmType");
}
System.Diagnostics.Debug.Assert(edmType.EdmType.BuiltInTypeKind == BuiltInTypeKind.PrimitiveType);
PrimitiveType primitiveType = edmType.EdmType as PrimitiveType;
if (primitiveType == null)
{
throw new ArgumentException(String.Format("The underlying provider does not support the type '{0}'.", edmType));
}
ReadOnlyMetadataCollection <Facet> facets = edmType.Facets;
switch (primitiveType.PrimitiveTypeKind)
{
case PrimitiveTypeKind.Boolean:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["bit"]));
case PrimitiveTypeKind.Byte:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["tinyint"]));
case PrimitiveTypeKind.Int16:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["smallint"]));
case PrimitiveTypeKind.Int32:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["int"]));
case PrimitiveTypeKind.Int64:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["int"]));
case PrimitiveTypeKind.Guid:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["guid"]));
case PrimitiveTypeKind.Double:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["float"]));
case PrimitiveTypeKind.Single:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["real"]));
case PrimitiveTypeKind.Decimal: // decimal, numeric, smallmoney, money
{
byte precision;
if (!edmType.TryGetPrecision(out precision))
{
precision = 18;
}
byte scale;
if (!edmType.TryGetScale(out scale))
{
scale = 0;
}
return(TypeUsage.CreateDecimalTypeUsage(StoreTypeNameToStorePrimitiveType["decimal"], precision, scale));
}
case PrimitiveTypeKind.Binary: // binary, varbinary, image
{
bool isFixedLength = edmType.GetIsFixedLength();
bool isMaxLength = edmType.GetMaxLength() > BINARY_MAXSIZE;
int maxLength = edmType.GetMaxLength();
TypeUsage tu;
if (isFixedLength)
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["binary"], true, maxLength);
}
else if (isMaxLength)
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["image"], false);
System.Diagnostics.Debug.Assert(tu.Facets["MaxLength"].Description.IsConstant, "varbinary(max) is not constant!");
}
else
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["varbinary"], false, maxLength);
}
return(tu);
}
case PrimitiveTypeKind.String:
// char, varchar, text
{
bool isUnicode = edmType.GetIsUnicode(); // We do not handle unicode (everything's unicode in Jet)
bool isFixedLength = edmType.GetIsFixedLength();
bool isMaxLength = edmType.GetMaxLength() > VARCHAR_MAXSIZE;
int maxLength = edmType.GetMaxLength();
TypeUsage tu;
if (isFixedLength)
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["char"], false, true, maxLength);
}
else if (isMaxLength)
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["text"], false, false);
}
else
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["varchar"], false, false, maxLength);
}
return(tu);
}
case PrimitiveTypeKind.DateTime: // datetime
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["datetime"]));
case PrimitiveTypeKind.Time: // time
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["time"]));
default:
throw new NotSupportedException(String.Format("There is no store type corresponding to the EDM type '{0}' of primitive type '{1}'.", edmType, primitiveType.PrimitiveTypeKind));
}
}
public override TypeUsage GetStoreType(TypeUsage edmType)
{
Check.NotNull <TypeUsage>(edmType, nameof(edmType));
PrimitiveType edmType1 = edmType.EdmType as PrimitiveType;
if (edmType1 == null)
{
throw new ArgumentException(Strings.ProviderDoesNotSupportType((object)edmType.EdmType.Name));
}
ReadOnlyMetadataCollection <Facet> facets = edmType.Facets;
switch (edmType1.PrimitiveTypeKind)
{
case PrimitiveTypeKind.Binary:
bool flag1 = facets["FixedLength"].Value != null && (bool)facets["FixedLength"].Value;
Facet facet1 = facets["MaxLength"];
bool flag2 = facet1.IsUnbounded || facet1.Value == null || (int)facet1.Value > 8000;
int maxLength1 = !flag2 ? (int)facet1.Value : int.MinValue;
return(!flag1 ? (!flag2 ? TypeUsage.CreateBinaryTypeUsage(this.StoreTypeNameToStorePrimitiveType["varbinary"], false, maxLength1) : (this._version == SqlVersion.Sql8 ? TypeUsage.CreateBinaryTypeUsage(this.StoreTypeNameToStorePrimitiveType["varbinary"], false, 8000) : TypeUsage.CreateBinaryTypeUsage(this.StoreTypeNameToStorePrimitiveType["varbinary(max)"], false))) : TypeUsage.CreateBinaryTypeUsage(this.StoreTypeNameToStorePrimitiveType["binary"], true, flag2 ? 8000 : maxLength1));
case PrimitiveTypeKind.Boolean:
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["bit"]));
case PrimitiveTypeKind.Byte:
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["tinyint"]));
case PrimitiveTypeKind.DateTime:
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["datetime"]));
case PrimitiveTypeKind.Decimal:
byte precision;
if (!edmType.TryGetPrecision(out precision))
{
precision = (byte)18;
}
byte scale;
if (!edmType.TryGetScale(out scale))
{
scale = (byte)0;
}
return(TypeUsage.CreateDecimalTypeUsage(this.StoreTypeNameToStorePrimitiveType["decimal"], precision, scale));
case PrimitiveTypeKind.Double:
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["float"]));
case PrimitiveTypeKind.Guid:
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["uniqueidentifier"]));
case PrimitiveTypeKind.Single:
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["real"]));
case PrimitiveTypeKind.Int16:
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["smallint"]));
case PrimitiveTypeKind.Int32:
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["int"]));
case PrimitiveTypeKind.Int64:
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["bigint"]));
case PrimitiveTypeKind.String:
bool flag3 = facets["Unicode"].Value == null || (bool)facets["Unicode"].Value;
bool flag4 = facets["FixedLength"].Value != null && (bool)facets["FixedLength"].Value;
Facet facet2 = facets["MaxLength"];
bool flag5 = facet2.IsUnbounded || facet2.Value == null || (int)facet2.Value > (flag3 ? 4000 : 8000);
int maxLength2 = !flag5 ? (int)facet2.Value : int.MinValue;
return(!flag3 ? (!flag4 ? (!flag5 ? TypeUsage.CreateStringTypeUsage(this.StoreTypeNameToStorePrimitiveType["varchar"], false, false, maxLength2) : (this._version == SqlVersion.Sql8 ? TypeUsage.CreateStringTypeUsage(this.StoreTypeNameToStorePrimitiveType["varchar"], false, false, 8000) : TypeUsage.CreateStringTypeUsage(this.StoreTypeNameToStorePrimitiveType["varchar(max)"], false, false))) : TypeUsage.CreateStringTypeUsage(this.StoreTypeNameToStorePrimitiveType["char"], false, true, flag5 ? 8000 : maxLength2)) : (!flag4 ? (!flag5 ? TypeUsage.CreateStringTypeUsage(this.StoreTypeNameToStorePrimitiveType["nvarchar"], true, false, maxLength2) : (this._version == SqlVersion.Sql8 ? TypeUsage.CreateStringTypeUsage(this.StoreTypeNameToStorePrimitiveType["nvarchar"], true, false, 4000) : TypeUsage.CreateStringTypeUsage(this.StoreTypeNameToStorePrimitiveType["nvarchar(max)"], true, false))) : TypeUsage.CreateStringTypeUsage(this.StoreTypeNameToStorePrimitiveType["nchar"], true, true, flag5 ? 4000 : maxLength2)));
case PrimitiveTypeKind.Time:
return(this.GetStorePrimitiveTypeIfPostSql9("time", edmType.EdmType.Name, edmType1.PrimitiveTypeKind));
case PrimitiveTypeKind.DateTimeOffset:
return(this.GetStorePrimitiveTypeIfPostSql9("datetimeoffset", edmType.EdmType.Name, edmType1.PrimitiveTypeKind));
case PrimitiveTypeKind.Geometry:
case PrimitiveTypeKind.GeometryPoint:
case PrimitiveTypeKind.GeometryLineString:
case PrimitiveTypeKind.GeometryPolygon:
case PrimitiveTypeKind.GeometryMultiPoint:
case PrimitiveTypeKind.GeometryMultiLineString:
case PrimitiveTypeKind.GeometryMultiPolygon:
case PrimitiveTypeKind.GeometryCollection:
return(this.GetStorePrimitiveTypeIfPostSql9("geometry", edmType.EdmType.Name, edmType1.PrimitiveTypeKind));
case PrimitiveTypeKind.Geography:
case PrimitiveTypeKind.GeographyPoint:
case PrimitiveTypeKind.GeographyLineString:
case PrimitiveTypeKind.GeographyPolygon:
case PrimitiveTypeKind.GeographyMultiPoint:
case PrimitiveTypeKind.GeographyMultiLineString:
case PrimitiveTypeKind.GeographyMultiPolygon:
case PrimitiveTypeKind.GeographyCollection:
return(this.GetStorePrimitiveTypeIfPostSql9("geography", edmType.EdmType.Name, edmType1.PrimitiveTypeKind));
default:
throw new NotSupportedException(Strings.NoStoreTypeForEdmType((object)edmType.EdmType.Name, (object)edmType1.PrimitiveTypeKind));
}
}
private static TypeUsage ConvertFromLegacyEdmTypeUsage(LegacyMetadata.TypeUsage legacyTypeUsage)
{
Debug.Assert(legacyTypeUsage != null, "legacyTypeUsage != null");
Debug.Assert(legacyTypeUsage.EdmType is LegacyMetadata.PrimitiveType, "primitive type expected.");
Debug.Assert(
(LegacyMetadata.DataSpace) typeof(LegacyMetadata.EdmType)
.GetProperty("DataSpace", BindingFlags.Instance | BindingFlags.NonPublic)
.GetValue(legacyTypeUsage.EdmType) == LegacyMetadata.DataSpace.CSpace,
"Expected CSpace type.");
var legacyPrimitiveEdmType = (LegacyMetadata.PrimitiveType)legacyTypeUsage.EdmType;
var primitiveEdmType = FromLegacyPrimitiveType(legacyPrimitiveEdmType);
switch (legacyPrimitiveEdmType.PrimitiveTypeKind)
{
case LegacyMetadata.PrimitiveTypeKind.Boolean:
case LegacyMetadata.PrimitiveTypeKind.Byte:
case LegacyMetadata.PrimitiveTypeKind.SByte:
case LegacyMetadata.PrimitiveTypeKind.Int16:
case LegacyMetadata.PrimitiveTypeKind.Int32:
case LegacyMetadata.PrimitiveTypeKind.Int64:
case LegacyMetadata.PrimitiveTypeKind.Guid:
case LegacyMetadata.PrimitiveTypeKind.Double:
case LegacyMetadata.PrimitiveTypeKind.Single:
case LegacyMetadata.PrimitiveTypeKind.Geography:
case LegacyMetadata.PrimitiveTypeKind.GeographyPoint:
case LegacyMetadata.PrimitiveTypeKind.GeographyLineString:
case LegacyMetadata.PrimitiveTypeKind.GeographyPolygon:
case LegacyMetadata.PrimitiveTypeKind.GeographyMultiPoint:
case LegacyMetadata.PrimitiveTypeKind.GeographyMultiLineString:
case LegacyMetadata.PrimitiveTypeKind.GeographyMultiPolygon:
case LegacyMetadata.PrimitiveTypeKind.GeographyCollection:
case LegacyMetadata.PrimitiveTypeKind.Geometry:
case LegacyMetadata.PrimitiveTypeKind.GeometryPoint:
case LegacyMetadata.PrimitiveTypeKind.GeometryLineString:
case LegacyMetadata.PrimitiveTypeKind.GeometryPolygon:
case LegacyMetadata.PrimitiveTypeKind.GeometryMultiPoint:
case LegacyMetadata.PrimitiveTypeKind.GeometryMultiLineString:
case LegacyMetadata.PrimitiveTypeKind.GeometryMultiPolygon:
case LegacyMetadata.PrimitiveTypeKind.GeometryCollection:
return(TypeUsage.CreateDefaultTypeUsage(primitiveEdmType));
case LegacyMetadata.PrimitiveTypeKind.Decimal:
var precisionFacetValue = legacyTypeUsage.Facets[PrecisionFacetName].Value;
if (precisionFacetValue == null ||
precisionFacetValue == TypeUsageHelper.LegacyUnboundedValue)
{
Debug.Assert(
legacyTypeUsage.Facets[ScaleFacetName].Value == precisionFacetValue,
"Precision and Scale facets are expected to be both unbounded (Max) or null");
return(TypeUsage.CreateDecimalTypeUsage(primitiveEdmType));
}
else
{
var scaleFacetValue = legacyTypeUsage.Facets[ScaleFacetName].Value;
Debug.Assert(
precisionFacetValue is byte && scaleFacetValue is byte,
"Precision and Scale facets are expected to be both unbounded (Max) or both of byte type");
return
(TypeUsage.CreateDecimalTypeUsage(
primitiveEdmType,
(byte)precisionFacetValue,
(byte)scaleFacetValue));
}
case LegacyMetadata.PrimitiveTypeKind.Binary:
Debug.Assert(
!(legacyTypeUsage.Facets[FixedLengthFacetName].Value == null
^ legacyTypeUsage.Facets[MaxLengthFacetName].Value == null),
"Both Fixed Length and Max Length facet values should be null or none should be null");
var fixedLengthFacetValue = legacyTypeUsage.Facets[FixedLengthFacetName].Value;
if (fixedLengthFacetValue == null)
{
return(TypeUsage.CreateDefaultTypeUsage(primitiveEdmType));
}
else
{
var maxLengthBinaryFacetValue = legacyTypeUsage.Facets[MaxLengthFacetName].Value;
return
(maxLengthBinaryFacetValue == TypeUsageHelper.LegacyUnboundedValue
? TypeUsage.CreateBinaryTypeUsage(
primitiveEdmType,
(bool)fixedLengthFacetValue)
: TypeUsage.CreateBinaryTypeUsage(
primitiveEdmType,
(bool)fixedLengthFacetValue,
(int)maxLengthBinaryFacetValue));
}
case LegacyMetadata.PrimitiveTypeKind.DateTime:
return(TypeUsage.CreateDateTimeTypeUsage(
primitiveEdmType,
(byte?)legacyTypeUsage.Facets[PrecisionFacetName].Value));
case LegacyMetadata.PrimitiveTypeKind.DateTimeOffset:
return(TypeUsage.CreateDateTimeOffsetTypeUsage(
primitiveEdmType,
(byte?)legacyTypeUsage.Facets[PrecisionFacetName].Value));
case LegacyMetadata.PrimitiveTypeKind.Time:
return(TypeUsage.CreateTimeTypeUsage(
primitiveEdmType,
(byte?)legacyTypeUsage.Facets[PrecisionFacetName].Value));
case LegacyMetadata.PrimitiveTypeKind.String:
var maxLengthStringFacetValue = legacyTypeUsage.Facets[MaxLengthFacetName].Value;
if (maxLengthStringFacetValue == null)
{
return(TypeUsage.CreateDefaultTypeUsage(primitiveEdmType));
}
else
{
return(maxLengthStringFacetValue == TypeUsageHelper.LegacyUnboundedValue
? TypeUsage.CreateStringTypeUsage(
primitiveEdmType,
(bool)legacyTypeUsage.Facets[UnicodeFacetName].Value,
(bool)legacyTypeUsage.Facets[FixedLengthFacetName].Value)
: TypeUsage.CreateStringTypeUsage(
primitiveEdmType,
(bool)legacyTypeUsage.Facets[UnicodeFacetName].Value,
(bool)legacyTypeUsage.Facets[FixedLengthFacetName].Value,
(int)maxLengthStringFacetValue));
}
}
Debug.Fail("Unknown primitive type kind.");
throw new NotSupportedException();
}
private static TypeUsage ConvertTypeUsage(TypeUsage original, PrimitiveType goal)
{
byte precision;
byte scale;
bool isUnicode;
bool isFixed;
int maxLength;
switch (goal.PrimitiveTypeKind)
{
case PrimitiveTypeKind.DateTime:
if (!TypeUsageHelper.TryGetPrecision(original, out precision))
{
precision = 7;
}
return(TypeUsage.CreateDateTimeTypeUsage(goal, precision));
case PrimitiveTypeKind.DateTimeOffset:
if (!TypeUsageHelper.TryGetPrecision(original, out precision))
{
precision = 7;
}
return(TypeUsage.CreateDateTimeOffsetTypeUsage(goal, precision));
case PrimitiveTypeKind.Time:
if (!TypeUsageHelper.TryGetPrecision(original, out precision))
{
precision = 7;
}
return(TypeUsage.CreateTimeTypeUsage(goal, precision));
case PrimitiveTypeKind.Decimal:
if (!TypeUsageHelper.TryGetPrecision(original, out precision))
{
precision = 18;
}
if (!TypeUsageHelper.TryGetScale(original, out scale))
{
scale = 0;
}
return(TypeUsage.CreateDecimalTypeUsage(goal, precision, scale));
case PrimitiveTypeKind.Binary:
if (!TypeUsageHelper.TryGetIsFixedLength(original, out isFixed))
{
isFixed = false;
}
if (TypeUsageHelper.TryGetMaxLength(original, out maxLength))
{
return(TypeUsage.CreateBinaryTypeUsage(goal, isFixed, maxLength));
}
else
{
return(TypeUsage.CreateBinaryTypeUsage(goal, isFixed));
}
case PrimitiveTypeKind.String:
if (!TypeUsageHelper.TryGetIsFixedLength(original, out isFixed))
{
isFixed = false;
}
if (!TypeUsageHelper.TryGetIsUnicode(original, out isUnicode))
{
isUnicode = true;
}
if (TypeUsageHelper.TryGetMaxLength(original, out maxLength))
{
return
(TypeUsage.CreateStringTypeUsage(
goal,
isUnicode,
isFixed,
maxLength));
}
else
{
return
(TypeUsage.CreateStringTypeUsage(
goal,
isUnicode,
isFixed));
}
}
return(TypeUsage.CreateDefaultTypeUsage(goal));
}
private TypeUsage ConvertFromLegacyStoreTypeUsage(LegacyMetadata.TypeUsage legacyStoreTypeUsage)
{
Debug.Assert(legacyStoreTypeUsage != null, "legacyStoreTypeUsage != null");
Debug.Assert(legacyStoreTypeUsage.EdmType is LegacyMetadata.PrimitiveType, "primitive type expected");
Debug.Assert(
(LegacyMetadata.DataSpace) typeof(LegacyMetadata.EdmType)
.GetProperty("DataSpace", BindingFlags.Instance | BindingFlags.NonPublic)
.GetValue(legacyStoreTypeUsage.EdmType) == LegacyMetadata.DataSpace.SSpace,
"Expected SSpace type.");
var legacyStorePrimitiveType = (LegacyMetadata.PrimitiveType)legacyStoreTypeUsage.EdmType;
var storePrimitiveType = _storeTypes.Single(t => t.FullName == legacyStorePrimitiveType.FullName);
switch (storePrimitiveType.PrimitiveTypeKind)
{
case PrimitiveTypeKind.Boolean:
case PrimitiveTypeKind.Byte:
case PrimitiveTypeKind.SByte:
case PrimitiveTypeKind.Int16:
case PrimitiveTypeKind.Int32:
case PrimitiveTypeKind.Int64:
case PrimitiveTypeKind.Guid:
case PrimitiveTypeKind.Double:
case PrimitiveTypeKind.Single:
case PrimitiveTypeKind.HierarchyId:
case PrimitiveTypeKind.Geography:
case PrimitiveTypeKind.GeographyPoint:
case PrimitiveTypeKind.GeographyLineString:
case PrimitiveTypeKind.GeographyPolygon:
case PrimitiveTypeKind.GeographyMultiPoint:
case PrimitiveTypeKind.GeographyMultiLineString:
case PrimitiveTypeKind.GeographyMultiPolygon:
case PrimitiveTypeKind.GeographyCollection:
case PrimitiveTypeKind.Geometry:
case PrimitiveTypeKind.GeometryPoint:
case PrimitiveTypeKind.GeometryLineString:
case PrimitiveTypeKind.GeometryPolygon:
case PrimitiveTypeKind.GeometryMultiPoint:
case PrimitiveTypeKind.GeometryMultiLineString:
case PrimitiveTypeKind.GeometryMultiPolygon:
case PrimitiveTypeKind.GeometryCollection:
return(TypeUsage.CreateDefaultTypeUsage(storePrimitiveType));
case PrimitiveTypeKind.Decimal:
return(TypeUsage.CreateDecimalTypeUsage(
storePrimitiveType,
(byte)legacyStoreTypeUsage.Facets[PrecisionFacetName].Value,
(byte)legacyStoreTypeUsage.Facets[ScaleFacetName].Value));
case PrimitiveTypeKind.Binary:
return(TypeUsage.CreateBinaryTypeUsage(
storePrimitiveType,
(bool)legacyStoreTypeUsage.Facets[FixedLengthFacetName].Value,
(int)legacyStoreTypeUsage.Facets[MaxLengthFacetName].Value));
case PrimitiveTypeKind.DateTime:
return(TypeUsage.CreateDateTimeTypeUsage(
storePrimitiveType,
(byte?)legacyStoreTypeUsage.Facets[PrecisionFacetName].Value));
case PrimitiveTypeKind.DateTimeOffset:
return(TypeUsage.CreateDateTimeOffsetTypeUsage(
storePrimitiveType,
(byte?)legacyStoreTypeUsage.Facets[PrecisionFacetName].Value));
case PrimitiveTypeKind.Time:
return(TypeUsage.CreateTimeTypeUsage(
storePrimitiveType,
(byte?)legacyStoreTypeUsage.Facets[PrecisionFacetName].Value));
case PrimitiveTypeKind.String:
return(TypeUsage.CreateStringTypeUsage(
storePrimitiveType,
(bool)legacyStoreTypeUsage.Facets[UnicodeFacetName].Value,
(bool)legacyStoreTypeUsage.Facets[FixedLengthFacetName].Value,
(int)legacyStoreTypeUsage.Facets[MaxLengthFacetName].Value));
}
Debug.Fail("Unknown primitive type kind.");
throw new NotSupportedException();
}
public override TypeUsage GetEdmType(TypeUsage storeType)
{
if (EFProviderSettings.s_tracingEnabled)
{
EFProviderSettings.Instance.Trace(EFProviderSettings.EFTraceLevel.Entry, " (ENTRY) EFOracleProviderManifest::GetEdmType()\n");
}
EntityUtils.CheckArgumentNull <TypeUsage>(storeType, nameof(storeType));
string lowerInvariant = storeType.EdmType.Name.ToLowerInvariant();
if (!this.StoreTypeNameToEdmPrimitiveType.ContainsKey(lowerInvariant))
{
throw new ArgumentException(EFProviderSettings.Instance.GetErrorMessage(-1703, "Oracle Data Provider for .NET", lowerInvariant));
}
PrimitiveType primitiveType = this.StoreTypeNameToEdmPrimitiveType[lowerInvariant];
int maxLength = 0;
bool isUnicode = true;
if (EFProviderSettings.s_tracingEnabled)
{
EFProviderSettings.Instance.Trace(EFProviderSettings.EFTraceLevel.Entry, " (EXIT) EFOracleProviderManifest::GetEdmType()\n");
}
PrimitiveTypeKind primitiveTypeKind1;
bool flag;
bool isFixedLength;
switch (lowerInvariant)
{
case "int":
case "smallint":
case "binary_integer":
case "pl/sql boolean":
return(TypeUsage.CreateDefaultTypeUsage((EdmType)primitiveType));
case "mlslabel":
return(TypeUsage.CreateBinaryTypeUsage(primitiveType, true, 12345));
case "varchar2":
primitiveTypeKind1 = PrimitiveTypeKind.String;
flag = !EF6MetadataHelpers.TryGetMaxLength(storeType, out maxLength);
isUnicode = false;
isFixedLength = false;
break;
case "char":
primitiveTypeKind1 = PrimitiveTypeKind.String;
flag = !EF6MetadataHelpers.TryGetMaxLength(storeType, out maxLength);
isUnicode = false;
isFixedLength = true;
break;
case "nvarchar2":
primitiveTypeKind1 = PrimitiveTypeKind.String;
flag = !EF6MetadataHelpers.TryGetMaxLength(storeType, out maxLength);
isUnicode = true;
isFixedLength = false;
break;
case "nchar":
primitiveTypeKind1 = PrimitiveTypeKind.String;
flag = !EF6MetadataHelpers.TryGetMaxLength(storeType, out maxLength);
isUnicode = true;
isFixedLength = true;
break;
case "clob":
case "long":
primitiveTypeKind1 = PrimitiveTypeKind.String;
flag = true;
isUnicode = false;
isFixedLength = false;
break;
case "xmltype":
case "nclob":
primitiveTypeKind1 = PrimitiveTypeKind.String;
flag = true;
isUnicode = true;
isFixedLength = false;
break;
case "blob":
case "bfile":
primitiveTypeKind1 = PrimitiveTypeKind.Binary;
flag = true;
isFixedLength = false;
break;
case "raw":
primitiveTypeKind1 = PrimitiveTypeKind.Binary;
flag = !EF6MetadataHelpers.TryGetMaxLength(storeType, out maxLength);
isFixedLength = false;
if (maxLength == 16)
{
return(TypeUsage.CreateDefaultTypeUsage((EdmType)PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.Guid)));
}
break;
case "long raw":
primitiveTypeKind1 = PrimitiveTypeKind.Binary;
flag = !EF6MetadataHelpers.TryGetMaxLength(storeType, out maxLength);
isFixedLength = false;
break;
case "guid raw":
return(TypeUsage.CreateDefaultTypeUsage((EdmType)PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.Guid)));
case "guid":
case "binary_float":
case "binary_double":
return(TypeUsage.CreateDefaultTypeUsage((EdmType)primitiveType));
case "rowid":
case "urowid":
primitiveTypeKind1 = PrimitiveTypeKind.String;
flag = !EF6MetadataHelpers.TryGetMaxLength(storeType, out maxLength);
isUnicode = false;
isFixedLength = false;
break;
case "float":
byte precision1;
byte scale1;
if (!EF6MetadataHelpers.TryGetPrecision(storeType, out precision1) || !EF6MetadataHelpers.TryGetScale(storeType, out scale1))
{
return(TypeUsage.CreateDecimalTypeUsage(primitiveType));
}
byte precision2 = byte.Parse(((int)((double)Convert.ToInt32(precision1) * 0.30103 + 1.0)).ToString());
return(TypeUsage.CreateDecimalTypeUsage(primitiveType, precision2, scale1));
case "odp_internal_use_type":
return(TypeUsage.CreateDefaultTypeUsage((EdmType)PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.Boolean)));
case "number":
byte precision3;
byte scale2;
if (!EF6MetadataHelpers.TryGetPrecision(storeType, out precision3) || !EF6MetadataHelpers.TryGetScale(storeType, out scale2))
{
return(TypeUsage.CreateDecimalTypeUsage(primitiveType));
}
if (!ConfigBaseClass.s_bLegacyEdmMappingPresent && (int)scale2 == 0)
{
if ((int)precision3 < 0 || (int)precision3 > 38)
{
precision3 = (byte)0;
}
DbType key = ConfigBaseClass.s_edmPrecisonMapping[(int)precision3];
if (EFOracleProviderManifest.s_DbTypeToPrimitiveTypeKind.ContainsKey(key))
{
PrimitiveTypeKind primitiveTypeKind2;
EFOracleProviderManifest.s_DbTypeToPrimitiveTypeKind.TryGetValue(key, out primitiveTypeKind2);
if (primitiveTypeKind2 == PrimitiveTypeKind.Boolean || primitiveTypeKind2 == PrimitiveTypeKind.Byte || (primitiveTypeKind2 == PrimitiveTypeKind.Int16 || primitiveTypeKind2 == PrimitiveTypeKind.Int32) || primitiveTypeKind2 == PrimitiveTypeKind.Int64)
{
return(TypeUsage.CreateDefaultTypeUsage((EdmType)PrimitiveType.GetEdmPrimitiveType(primitiveTypeKind2)));
}
if (primitiveTypeKind2 == PrimitiveTypeKind.Decimal)
{
return(TypeUsage.CreateDecimalTypeUsage(primitiveType, precision3, scale2));
}
}
}
if ((int)precision3 == 1 && (int)scale2 == 0)
{
if (EFOracleProviderManifest.m_bMapNumberToBoolean && (int)precision3 <= (int)(byte)EFOracleProviderManifest.m_edmMappingMaxBOOL)
{
return(TypeUsage.CreateDefaultTypeUsage((EdmType)PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.Boolean)));
}
if (EFOracleProviderManifest.m_bMapNumberToByte && (int)precision3 <= (int)(byte)EFOracleProviderManifest.m_edmMappingMaxBYTE)
{
return(TypeUsage.CreateDefaultTypeUsage((EdmType)PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.Byte)));
}
return(TypeUsage.CreateDefaultTypeUsage((EdmType)PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.Int16)));
}
if (EFOracleProviderManifest.m_bMapNumberToByte && (int)scale2 == 0 && (int)precision3 <= (int)(byte)EFOracleProviderManifest.m_edmMappingMaxBYTE)
{
return(TypeUsage.CreateDefaultTypeUsage((EdmType)PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.Byte)));
}
if ((int)scale2 == 0 && (int)precision3 <= (int)(byte)EFOracleProviderManifest.m_edmMappingMaxINT16)
{
return(TypeUsage.CreateDefaultTypeUsage((EdmType)PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.Int16)));
}
if ((int)scale2 == 0 && (int)precision3 <= (int)(byte)EFOracleProviderManifest.m_edmMappingMaxINT32)
{
return(TypeUsage.CreateDefaultTypeUsage((EdmType)PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.Int32)));
}
if ((int)scale2 == 0 && (int)precision3 <= (int)(byte)EFOracleProviderManifest.m_edmMappingMaxINT64)
{
return(TypeUsage.CreateDefaultTypeUsage((EdmType)PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.Int64)));
}
return(TypeUsage.CreateDecimalTypeUsage(primitiveType, precision3, scale2));
case "date":
return(TypeUsage.CreateDateTimeTypeUsage(PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.DateTime), new byte?()));
case "timestamp":
byte byteValue;
if (EF6MetadataHelpers.TryGetByteFacetValue(storeType, "Precision", out byteValue))
{
return(TypeUsage.CreateDateTimeTypeUsage(PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.DateTime), new byte?(byteValue)));
}
return(TypeUsage.CreateDateTimeTypeUsage(PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.DateTime), new byte?((byte)9)));
case "timestamp with time zone":
return(TypeUsage.CreateDateTimeOffsetTypeUsage(PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.DateTimeOffset), new byte?((byte)9)));
case "timestamp with local time zone":
return(TypeUsage.CreateDateTimeTypeUsage(PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.DateTime), new byte?(byte.MaxValue)));
case "interval year to month":
return(TypeUsage.CreateDecimalTypeUsage(primitiveType, (byte)250, (byte)0));
case "interval day to second":
return(TypeUsage.CreateDecimalTypeUsage(primitiveType, (byte)251, (byte)0));
default:
throw new NotSupportedException(EFProviderSettings.Instance.GetErrorMessage(-1703, "Oracle Data Provider for .NET", lowerInvariant));
}
switch (primitiveTypeKind1)
{
case PrimitiveTypeKind.Binary:
if (!flag)
{
return(TypeUsage.CreateBinaryTypeUsage(primitiveType, isFixedLength, maxLength));
}
return(TypeUsage.CreateBinaryTypeUsage(primitiveType, isFixedLength));
case PrimitiveTypeKind.String:
if (!flag)
{
return(TypeUsage.CreateStringTypeUsage(primitiveType, isUnicode, isFixedLength, maxLength));
}
return(TypeUsage.CreateStringTypeUsage(primitiveType, isUnicode, isFixedLength));
default:
throw new NotSupportedException(EFProviderSettings.Instance.GetErrorMessage(-1703, "Oracle Data Provider for .NET", lowerInvariant));
}
}
public override TypeUsage GetStoreType(TypeUsage edmType)
{
if (edmType == null)
{
throw new ArgumentNullException("edmType");
}
Debug.Assert(edmType.EdmType.BuiltInTypeKind == BuiltInTypeKind.PrimitiveType);
PrimitiveType primitiveType = edmType.EdmType as PrimitiveType;
if (primitiveType == null)
{
throw new ArgumentException(String.Format(Resources.TypeNotSupported, edmType));
}
ReadOnlyMetadataCollection <Facet> facets = edmType.Facets;
switch (primitiveType.PrimitiveTypeKind)
{
case PrimitiveTypeKind.Boolean:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["bool"]));
case PrimitiveTypeKind.Byte:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["tinyint"]));
case PrimitiveTypeKind.Int16:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["smallint"]));
case PrimitiveTypeKind.Int32:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["int"]));
case PrimitiveTypeKind.Int64:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["bigint"]));
case PrimitiveTypeKind.Guid:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["guid"]));
case PrimitiveTypeKind.Double:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["double"]));
case PrimitiveTypeKind.Single:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["float"]));
case PrimitiveTypeKind.Decimal:
{
byte precision = 10;
byte scale = 0;
Facet facet;
if (edmType.Facets.TryGetValue("Precision", false, out facet))
{
if (!facet.IsUnbounded && facet.Value != null)
{
precision = (byte)facet.Value;
}
}
if (edmType.Facets.TryGetValue("Scale", false, out facet))
{
if (!facet.IsUnbounded && facet.Value != null)
{
scale = (byte)facet.Value;
}
}
return(TypeUsage.CreateDecimalTypeUsage(StoreTypeNameToStorePrimitiveType["decimal"], precision, scale));
}
case PrimitiveTypeKind.Binary:
{
bool isFixedLength = null != facets["FixedLength"].Value && (bool)facets["FixedLength"].Value;
Facet f = facets["MaxLength"];
bool isMaxLength = f.IsUnbounded || null == f.Value || (int)f.Value > MEDIUMBLOB_MAXLEN;
int maxLength = !isMaxLength ? (int)f.Value : LONGBLOB_MAXLEN;
string typeName = String.Empty;
if (isFixedLength)
{
if (maxLength < CHAR_MAXLEN)
{
typeName = "tinyblob";
}
else if (maxLength < MEDIUMBLOB_MAXLEN)
{
typeName = "blob";
}
else if (maxLength < LONGTEXT_MAXLEN)
{
typeName = "mediumblob";
}
else
{
typeName = "longblob";
}
}
else
{
typeName = isMaxLength || maxLength > BINARY_MAXLEN ? "varbinary" : "binary";
maxLength = isMaxLength ? VARBINARY_MAXLEN : maxLength;
}
return(TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType[typeName], isFixedLength, maxLength));
}
case PrimitiveTypeKind.String:
{
bool isUnicode = null == facets["Unicode"].Value || (bool)facets["Unicode"].Value;
bool isFixedLength = null != facets["FixedLength"].Value && (bool)facets["FixedLength"].Value;
Facet f = facets["MaxLength"];
// maxlen is true if facet value is unbounded, the value is bigger than the limited string sizes *or* the facet
// value is null. this is needed since functions still have maxlength facet value as null
bool isMaxLength = f.IsUnbounded || null == f.Value || (int)f.Value > MEDIUMTEXT_MAXLEN;
int maxLength = !isMaxLength ? (int)f.Value : LONGTEXT_MAXLEN;
string typeName = String.Empty;
if (isFixedLength)
{
if (maxLength < CHAR_MAXLEN)
{
typeName = "char";
}
else if (maxLength < LONGTEXT_MAXLEN)
{
typeName = "mediumtext";
}
else
{
typeName = "longtext";
}
}
else
{
typeName = isMaxLength || maxLength > CHAR_MAXLEN ? "varchar" : "char";
maxLength = isMaxLength ? VARCHAR_MAXLEN : maxLength;
}
if (typeName.EndsWith("char") && isUnicode)
{
typeName = "n" + typeName;
}
return(TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType[typeName], isUnicode, isFixedLength, maxLength));
}
case PrimitiveTypeKind.DateTimeOffset:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["timestamp"]));
case PrimitiveTypeKind.DateTime:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["datetime"]));
case PrimitiveTypeKind.Time:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["time"]));
default:
throw new NotSupportedException(String.Format(Resources.NoStoreTypeForEdmType, edmType, primitiveType.PrimitiveTypeKind));
}
}
public override TypeUsage GetStoreType(TypeUsage edmType)
{
bool bUse32DataTypes = ODTSettings.m_bUse32DataTypes;
if (EFProviderSettings.s_tracingEnabled)
{
EFProviderSettings.Instance.Trace(EFProviderSettings.EFTraceLevel.Entry, " (ENTRY) EFOracleProviderManifest::GetStoreType() \n");
}
EntityUtils.CheckArgumentNull <TypeUsage>(edmType, nameof(edmType));
PrimitiveType edmType1 = edmType.EdmType as PrimitiveType;
if (edmType1 == null)
{
throw new ArgumentException(EFProviderSettings.Instance.GetErrorMessage(-1703, "Oracle Data Provider for .NET", edmType.EdmType.FullName));
}
ReadOnlyMetadataCollection <Facet> facets = edmType.Facets;
if (EFProviderSettings.s_tracingEnabled)
{
EFProviderSettings.Instance.Trace(EFProviderSettings.EFTraceLevel.Entry, " (EXIT) EFOracleProviderManifest::GetStoreType() \n");
}
switch (edmType1.PrimitiveTypeKind)
{
case PrimitiveTypeKind.Binary:
bool flag1 = facets["FixedLength"].Value != null && (bool)facets["FixedLength"].Value;
Facet facet1 = facets["MaxLength"];
bool flag2 = !bUse32DataTypes ? facet1.IsUnbounded || facet1.Value == null || (int)facet1.Value > 2000 : facet1.IsUnbounded || facet1.Value == null || (int)facet1.Value > this.BinaryMaxSize_12c;
int maxLength1 = !flag2 ? (int)facet1.Value : int.MinValue;
return(!flag1 ? (!flag2 ? TypeUsage.CreateBinaryTypeUsage(this.StoreTypeNameToStorePrimitiveType["raw"], false, maxLength1) : TypeUsage.CreateBinaryTypeUsage(this.StoreTypeNameToStorePrimitiveType["blob"], false)) : (!bUse32DataTypes ? TypeUsage.CreateBinaryTypeUsage(this.StoreTypeNameToStorePrimitiveType["raw"], true, flag2 ? 2000 : maxLength1) : TypeUsage.CreateBinaryTypeUsage(this.StoreTypeNameToStorePrimitiveType["raw"], true, flag2 ? this.BinaryMaxSize_12c : maxLength1)));
case PrimitiveTypeKind.Boolean:
return(TypeUsage.CreateDecimalTypeUsage(this.StoreTypeNameToStorePrimitiveType["number"], (byte)EFOracleProviderManifest.m_edmMappingMaxBOOL, (byte)0));
case PrimitiveTypeKind.Byte:
return(TypeUsage.CreateDecimalTypeUsage(this.StoreTypeNameToStorePrimitiveType["number"], (byte)EFOracleProviderManifest.m_edmMappingMaxBYTE, (byte)0));
case PrimitiveTypeKind.DateTime:
if (facets == null || facets["Precision"].Value == null)
{
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["date"]));
}
if ((int)(byte)facets["Precision"].Value > 9)
{
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["timestamp with local time zone"]));
}
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["timestamp"]));
case PrimitiveTypeKind.Decimal:
byte precision;
byte scale;
if (EF6MetadataHelpers.TryGetPrecision(edmType, out precision) && EF6MetadataHelpers.TryGetScale(edmType, out scale))
{
if ((int)precision == 250 && (int)scale == 0)
{
return(TypeUsage.CreateDecimalTypeUsage(this.StoreTypeNameToStorePrimitiveType["interval year to month"], (byte)9, (byte)0));
}
if ((int)precision == 251 && (int)scale == 0)
{
return(TypeUsage.CreateDecimalTypeUsage(this.StoreTypeNameToStorePrimitiveType["interval day to second"], (byte)9, (byte)0));
}
return(TypeUsage.CreateDecimalTypeUsage(this.StoreTypeNameToStorePrimitiveType["number"], precision, scale));
}
if (EF6MetadataHelpers.TryGetPrecision(edmType, out precision))
{
return(TypeUsage.CreateDecimalTypeUsage(this.StoreTypeNameToStorePrimitiveType["number"], precision, (byte)0));
}
if (EF6MetadataHelpers.TryGetScale(edmType, out scale))
{
return(TypeUsage.CreateDecimalTypeUsage(this.StoreTypeNameToStorePrimitiveType["number"], (byte)38, scale));
}
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["number"]));
case PrimitiveTypeKind.Double:
if (this._version < EFOracleVersion.Oracle10gR1)
{
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["number"]));
}
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["binary_double"]));
case PrimitiveTypeKind.Guid:
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["guid raw"]));
case PrimitiveTypeKind.Single:
if (this._version < EFOracleVersion.Oracle10gR1)
{
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["number"]));
}
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["binary_float"]));
case PrimitiveTypeKind.Int16:
return(TypeUsage.CreateDecimalTypeUsage(this.StoreTypeNameToStorePrimitiveType["number"], (byte)EFOracleProviderManifest.m_edmMappingMaxINT16, (byte)0));
case PrimitiveTypeKind.Int32:
return(TypeUsage.CreateDecimalTypeUsage(this.StoreTypeNameToStorePrimitiveType["number"], (byte)EFOracleProviderManifest.m_edmMappingMaxINT32, (byte)0));
case PrimitiveTypeKind.Int64:
return(TypeUsage.CreateDecimalTypeUsage(this.StoreTypeNameToStorePrimitiveType["number"], (byte)EFOracleProviderManifest.m_edmMappingMaxINT64, (byte)0));
case PrimitiveTypeKind.String:
bool flag3 = facets["Unicode"].Value == null || (bool)facets["Unicode"].Value;
bool flag4 = facets["FixedLength"].Value != null && (bool)facets["FixedLength"].Value;
Facet facet2 = facets["MaxLength"];
bool flag5 = !bUse32DataTypes ? facet2.IsUnbounded || facet2.Value == null || (int)facet2.Value > (flag3 ? 4000 : 4000) : facet2.IsUnbounded || facet2.Value == null || (int)facet2.Value > (flag3 ? this.Nvarchar2MaxSize_12c : this.Varchar2MaxSize_12c);
int maxLength2 = !flag5 ? (int)facet2.Value : int.MinValue;
return(!flag3 ? (!flag4 ? (!flag5 ? TypeUsage.CreateStringTypeUsage(this.StoreTypeNameToStorePrimitiveType["varchar2"], false, false, maxLength2) : TypeUsage.CreateStringTypeUsage(this.StoreTypeNameToStorePrimitiveType["clob"], false, false)) : TypeUsage.CreateStringTypeUsage(this.StoreTypeNameToStorePrimitiveType["char"], false, true, flag5 ? 2000 : maxLength2)) : (!flag4 ? (!flag5 ? TypeUsage.CreateStringTypeUsage(this.StoreTypeNameToStorePrimitiveType["nvarchar2"], true, false, maxLength2) : TypeUsage.CreateStringTypeUsage(this.StoreTypeNameToStorePrimitiveType["nclob"], true, false)) : TypeUsage.CreateStringTypeUsage(this.StoreTypeNameToStorePrimitiveType["nchar"], true, true, flag5 ? 2000 : maxLength2)));
case PrimitiveTypeKind.DateTimeOffset:
return(TypeUsage.CreateDefaultTypeUsage((EdmType)this.StoreTypeNameToStorePrimitiveType["timestamp with time zone"]));
default:
throw new NotSupportedException(EFProviderSettings.Instance.GetErrorMessage(-1703, "Oracle Data Provider for .NET", edmType1.PrimitiveTypeKind.ToString()));
}
}
/// <summary>
/// This method takes a type and a set of facets and returns the best mapped equivalent type
/// in SQL Server, taking the store version into consideration.
/// </summary>
/// <param name="storeType">A TypeUsage encapsulating an EDM type and a set of facets</param>
/// <returns>A TypeUsage encapsulating a store type and a set of facets</returns>
public override TypeUsage GetStoreType(TypeUsage edmType)
{
if (edmType == null)
{
throw new ArgumentNullException("edmType");
}
System.Diagnostics.Debug.Assert(edmType.EdmType.BuiltInTypeKind == BuiltInTypeKind.PrimitiveType);
PrimitiveType primitiveType = edmType.EdmType as PrimitiveType;
if (primitiveType == null)
{
throw new ArgumentException(String.Format("The underlying provider does not support the type '{0}'.", edmType));
}
ReadOnlyMetadataCollection <Facet> facets = edmType.Facets;
switch (primitiveType.PrimitiveTypeKind)
{
case PrimitiveTypeKind.Boolean:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["smallint_bool"]));
case PrimitiveTypeKind.Int16:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["smallint"]));
case PrimitiveTypeKind.Int32:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["int"]));
case PrimitiveTypeKind.Int64:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["bigint"]));
case PrimitiveTypeKind.Double:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["double"]));
case PrimitiveTypeKind.Single:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["float"]));
case PrimitiveTypeKind.Decimal: // decimal, numeric
{
byte precision;
if (!TypeHelpers.TryGetPrecision(edmType, out precision))
{
precision = 9;
}
byte scale;
if (!TypeHelpers.TryGetScale(edmType, out scale))
{
scale = 0;
}
return(TypeUsage.CreateDecimalTypeUsage(StoreTypeNameToStorePrimitiveType["decimal"], precision, scale));
}
case PrimitiveTypeKind.Binary: // blob
{
bool isFixedLength = null != facets[MetadataHelpers.FixedLengthFacetName].Value && (bool)facets[MetadataHelpers.FixedLengthFacetName].Value;
Facet f = facets[MetadataHelpers.MaxLengthFacetName];
bool isMaxLength = f.IsUnbounded || null == f.Value || (int)f.Value > BinaryMaxSize;
int maxLength = !isMaxLength ? (int)f.Value : Int32.MinValue;
TypeUsage tu;
if (isFixedLength)
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["blob"], true, maxLength);
}
else
{
if (isMaxLength)
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["blob"], false);
System.Diagnostics.Debug.Assert(tu.Facets["MaxLength"].Description.IsConstant, "blob is not constant!");
}
else
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["blob"], false, maxLength);
}
}
return(tu);
}
case PrimitiveTypeKind.String: // char, varchar, text blob
{
bool isUnicode = null == facets[MetadataHelpers.UnicodeFacetName].Value || (bool)facets[MetadataHelpers.UnicodeFacetName].Value;
bool isFixedLength = null != facets[MetadataHelpers.FixedLengthFacetName].Value && (bool)facets[MetadataHelpers.FixedLengthFacetName].Value;
Facet f = facets[MetadataHelpers.MaxLengthFacetName];
// maxlen is true if facet value is unbounded, the value is bigger than the limited string sizes *or* the facet
// value is null. this is needed since functions still have maxlength facet value as null
bool isMaxLength = f.IsUnbounded || null == f.Value || (int)f.Value > (isUnicode ? UnicodeVarcharMaxSize : AsciiVarcharMaxSize);
int maxLength = !isMaxLength ? (int)f.Value : Int32.MinValue;
TypeUsage tu;
if (isUnicode)
{
if (isFixedLength)
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["char"], true, true, maxLength);
}
else
{
if (isMaxLength)
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["clob"], true, false);
}
else
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["varchar"], true, false, maxLength);
}
}
}
else
{
if (isFixedLength)
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["char"], false, true, maxLength);
}
else
{
if (isMaxLength)
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["clob"], false, false);
}
else
{
tu = TypeUsage.CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType["varchar"], false, false, maxLength);
}
}
}
return(tu);
}
case PrimitiveTypeKind.DateTime: // datetime, date
{
byte precision;
bool useTimestamp;
if (TypeHelpers.TryGetPrecision(edmType, out precision))
{
if (precision == 0)
{
useTimestamp = false;
}
else
{
useTimestamp = true;
}
}
else
{
useTimestamp = true;
}
return(TypeUsage.CreateDefaultTypeUsage(useTimestamp ? StoreTypeNameToStorePrimitiveType["timestamp"] : StoreTypeNameToStorePrimitiveType["date"]));
}
case PrimitiveTypeKind.Time:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["time"]));
case PrimitiveTypeKind.Guid:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["guid"]));
default:
throw new NotSupportedException(string.Format("There is no store type corresponding to the EDM type '{0}' of primitive type '{1}'.", edmType, primitiveType.PrimitiveTypeKind));
}
}
private TypeUsage BuildTypeUsage()
{
var primitiveType = PrimitiveType.GetEdmPrimitiveType(Type);
if (Type == PrimitiveTypeKind.Binary)
{
if (MaxLength != null)
{
return(TypeUsage.CreateBinaryTypeUsage(
primitiveType,
IsFixedLength ?? false,
MaxLength.Value));
}
return(TypeUsage.CreateBinaryTypeUsage(
primitiveType,
IsFixedLength ?? false));
}
if (Type == PrimitiveTypeKind.String)
{
if (MaxLength != null)
{
return(TypeUsage.CreateStringTypeUsage(
primitiveType,
IsUnicode ?? true,
IsFixedLength ?? false,
MaxLength.Value));
}
return(TypeUsage.CreateStringTypeUsage(
primitiveType,
IsUnicode ?? true,
IsFixedLength ?? false));
}
if (Type == PrimitiveTypeKind.DateTime)
{
return(TypeUsage.CreateDateTimeTypeUsage(primitiveType, Precision));
}
if (Type == PrimitiveTypeKind.DateTimeOffset)
{
return(TypeUsage.CreateDateTimeOffsetTypeUsage(primitiveType, Precision));
}
if (Type == PrimitiveTypeKind.Decimal)
{
if ((Precision != null) ||
(Scale != null))
{
return(TypeUsage.CreateDecimalTypeUsage(
primitiveType,
Precision ?? 18,
Scale ?? 0));
}
return(TypeUsage.CreateDecimalTypeUsage(primitiveType));
}
return((Type == PrimitiveTypeKind.Time)
? TypeUsage.CreateTimeTypeUsage(primitiveType, Precision)
: TypeUsage.CreateDefaultTypeUsage(primitiveType));
}
/// <summary>
/// This method takes a type and a set of facets and returns the best mapped equivalent type
/// in EDM.
/// </summary>
/// <param name="storeType">A TypeUsage encapsulating a store type and a set of facets</param>
/// <returns>A TypeUsage encapsulating an EDM type and a set of facets</returns>
public override TypeUsage GetEdmType(TypeUsage storeType)
{
if (storeType == null)
{
throw new ArgumentNullException("storeType");
}
string storeTypeName = storeType.EdmType.Name.ToLowerInvariant();
//if (!base.StoreTypeNameToEdmPrimitiveType.ContainsKey(storeTypeName))
//{
// switch (storeTypeName)
// {
// case "integer":
// return TypeUsage.CreateDefaultTypeUsage(PrimitiveType.GetEdmPrimitiveType(PrimitiveTypeKind.Int64));
// default:
// throw new ArgumentException(String.Format("SQLite does not support the type '{0}'.", storeTypeName));
// }
//}
PrimitiveType edmPrimitiveType;
if (base.StoreTypeNameToEdmPrimitiveType.TryGetValue(storeTypeName, out edmPrimitiveType) == false)
{
throw new ArgumentException(String.Format("SQLite does not support the type '{0}'.", storeTypeName));
}
int maxLength = 0;
bool isUnicode = true;
bool isFixedLen = false;
bool isUnbounded = true;
PrimitiveTypeKind newPrimitiveTypeKind;
switch (storeTypeName)
{
case "tinyint":
case "smallint":
case "integer":
case "bit":
case "uniqueidentifier":
case "int":
case "float":
case "real":
return(TypeUsage.CreateDefaultTypeUsage(edmPrimitiveType));
case "varchar":
newPrimitiveTypeKind = PrimitiveTypeKind.String;
isUnbounded = !TypeHelpers.TryGetMaxLength(storeType, out maxLength);
isUnicode = false;
isFixedLen = false;
break;
case "char":
newPrimitiveTypeKind = PrimitiveTypeKind.String;
isUnbounded = !TypeHelpers.TryGetMaxLength(storeType, out maxLength);
isUnicode = false;
isFixedLen = true;
break;
case "nvarchar":
newPrimitiveTypeKind = PrimitiveTypeKind.String;
isUnbounded = !TypeHelpers.TryGetMaxLength(storeType, out maxLength);
isUnicode = true;
isFixedLen = false;
break;
case "nchar":
newPrimitiveTypeKind = PrimitiveTypeKind.String;
isUnbounded = !TypeHelpers.TryGetMaxLength(storeType, out maxLength);
isUnicode = true;
isFixedLen = true;
break;
case "blob":
newPrimitiveTypeKind = PrimitiveTypeKind.Binary;
isUnbounded = !TypeHelpers.TryGetMaxLength(storeType, out maxLength);
isFixedLen = false;
break;
case "decimal":
{
byte precision;
byte scale;
if (TypeHelpers.TryGetPrecision(storeType, out precision) && TypeHelpers.TryGetScale(storeType, out scale))
{
return(TypeUsage.CreateDecimalTypeUsage(edmPrimitiveType, precision, scale));
}
else
{
return(TypeUsage.CreateDecimalTypeUsage(edmPrimitiveType));
}
}
case "datetime":
return(TypeUsage.CreateDateTimeTypeUsage(edmPrimitiveType, null));
default:
throw new NotSupportedException(String.Format("SQLite does not support the type '{0}'.", storeTypeName));
}
switch (newPrimitiveTypeKind)
{
case PrimitiveTypeKind.String:
if (!isUnbounded)
{
return(TypeUsage.CreateStringTypeUsage(edmPrimitiveType, isUnicode, isFixedLen, maxLength));
}
else
{
return(TypeUsage.CreateStringTypeUsage(edmPrimitiveType, isUnicode, isFixedLen));
}
case PrimitiveTypeKind.Binary:
if (!isUnbounded)
{
return(TypeUsage.CreateBinaryTypeUsage(edmPrimitiveType, isFixedLen, maxLength));
}
else
{
return(TypeUsage.CreateBinaryTypeUsage(edmPrimitiveType, isFixedLen));
}
default:
throw new NotSupportedException(String.Format("SQLite does not support the type '{0}'.", storeTypeName));
}
}
public override TypeUsage GetStoreType(TypeUsage edmType)
{
Check.NotNull(edmType, "edmType");
Debug.Assert(edmType.EdmType.BuiltInTypeKind == BuiltInTypeKind.PrimitiveType);
var primitiveType = edmType.EdmType as PrimitiveType;
if (primitiveType == null)
{
throw new ArgumentException(Strings.ProviderDoesNotSupportType(edmType.EdmType.Name));
}
var facets = edmType.Facets;
switch (primitiveType.PrimitiveTypeKind)
{
case PrimitiveTypeKind.Boolean:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["bit"]));
case PrimitiveTypeKind.Byte:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["tinyint"]));
case PrimitiveTypeKind.Int16:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["smallint"]));
case PrimitiveTypeKind.Int32:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["int"]));
case PrimitiveTypeKind.Int64:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["bigint"]));
case PrimitiveTypeKind.Geography:
case PrimitiveTypeKind.GeographyPoint:
case PrimitiveTypeKind.GeographyLineString:
case PrimitiveTypeKind.GeographyPolygon:
case PrimitiveTypeKind.GeographyMultiPoint:
case PrimitiveTypeKind.GeographyMultiLineString:
case PrimitiveTypeKind.GeographyMultiPolygon:
case PrimitiveTypeKind.GeographyCollection:
return(GetStorePrimitiveTypeIfPostSql9("geography", edmType.EdmType.Name, primitiveType.PrimitiveTypeKind));
case PrimitiveTypeKind.Geometry:
case PrimitiveTypeKind.GeometryPoint:
case PrimitiveTypeKind.GeometryLineString:
case PrimitiveTypeKind.GeometryPolygon:
case PrimitiveTypeKind.GeometryMultiPoint:
case PrimitiveTypeKind.GeometryMultiLineString:
case PrimitiveTypeKind.GeometryMultiPolygon:
case PrimitiveTypeKind.GeometryCollection:
return(GetStorePrimitiveTypeIfPostSql9("geometry", edmType.EdmType.Name, primitiveType.PrimitiveTypeKind));
case PrimitiveTypeKind.Guid:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["uniqueidentifier"]));
case PrimitiveTypeKind.Double:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["float"]));
case PrimitiveTypeKind.Single:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["real"]));
case PrimitiveTypeKind.Decimal: // decimal, numeric, smallmoney, money
{
byte precision;
if (!edmType.TryGetPrecision(out precision))
{
precision = 18;
}
byte scale;
if (!edmType.TryGetScale(out scale))
{
scale = 0;
}
var tu = TypeUsage.CreateDecimalTypeUsage(StoreTypeNameToStorePrimitiveType["decimal"], precision, scale);
return(tu);
}
case PrimitiveTypeKind.Binary: // binary, varbinary, varbinary(max), image, timestamp, rowversion
{
var isFixedLength = null != facets[FixedLengthFacetName].Value && (bool)facets[FixedLengthFacetName].Value;
var f = facets[MaxLengthFacetName];
var isMaxLength = f.IsUnbounded || null == f.Value || (int)f.Value > binaryMaxSize;
var maxLength = !isMaxLength ? (int)f.Value : Int32.MinValue;
TypeUsage tu;
if (isFixedLength)
{
tu = TypeUsage.CreateBinaryTypeUsage(
StoreTypeNameToStorePrimitiveType["binary"], true, (isMaxLength ? binaryMaxSize : maxLength));
}
else
{
if (isMaxLength)
{
if (_version != SqlVersion.Sql8)
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["varbinary(max)"], false);
Debug.Assert(tu.Facets[MaxLengthFacetName].Description.IsConstant, "varbinary(max) is not constant!");
}
else
{
tu = TypeUsage.CreateBinaryTypeUsage(
StoreTypeNameToStorePrimitiveType["varbinary"], false, binaryMaxSize);
}
}
else
{
tu = TypeUsage.CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType["varbinary"], false, maxLength);
}
}
return(tu);
}
case PrimitiveTypeKind.String:
// char, nchar, varchar, nvarchar, varchar(max), nvarchar(max), ntext, text, xml
{
var isUnicode = null == facets[UnicodeFacetName].Value || (bool)facets[UnicodeFacetName].Value;
var isFixedLength = null != facets[FixedLengthFacetName].Value && (bool)facets[FixedLengthFacetName].Value;
var f = facets[MaxLengthFacetName];
// maxlen is true if facet value is unbounded, the value is bigger than the limited string sizes *or* the facet
// value is null. this is needed since functions still have maxlength facet value as null
var isMaxLength = f.IsUnbounded || null == f.Value ||
(int)f.Value > (isUnicode ? nvarcharMaxSize : varcharMaxSize);
var maxLength = !isMaxLength ? (int)f.Value : Int32.MinValue;
TypeUsage tu;
if (isUnicode)
{
if (isFixedLength)
{
tu = TypeUsage.CreateStringTypeUsage(
StoreTypeNameToStorePrimitiveType["nchar"], true, true, (isMaxLength ? nvarcharMaxSize : maxLength));
}
else
{
if (isMaxLength)
{
// nvarchar(max) (SQL 9) or ntext (SQL 8)
if (_version != SqlVersion.Sql8)
{
tu = TypeUsage.CreateStringTypeUsage(
StoreTypeNameToStorePrimitiveType["nvarchar(max)"], true, false);
Debug.Assert(tu.Facets[MaxLengthFacetName].Description.IsConstant, "NVarchar(max) is not constant!");
}
else
{
// if it is unknown, fallback to nvarchar[4000] instead of ntext since it has limited store semantics
tu = TypeUsage.CreateStringTypeUsage(
StoreTypeNameToStorePrimitiveType["nvarchar"], true, false, nvarcharMaxSize);
}
}
else
{
tu = TypeUsage.CreateStringTypeUsage(
StoreTypeNameToStorePrimitiveType["nvarchar"], true, false, maxLength);
}
}
}
else // !isUnicode
{
if (isFixedLength)
{
tu = TypeUsage.CreateStringTypeUsage(
StoreTypeNameToStorePrimitiveType["char"], false, true,
(isMaxLength ? varcharMaxSize : maxLength));
}
else
{
if (isMaxLength)
{
// nvarchar(max) (SQL 9) or ntext (SQL 8)
if (_version != SqlVersion.Sql8)
{
tu = TypeUsage.CreateStringTypeUsage(
StoreTypeNameToStorePrimitiveType["varchar(max)"], false, false);
Debug.Assert(tu.Facets[MaxLengthFacetName].Description.IsConstant, "varchar(max) is not constant!");
}
else
{
// if it is unknown, fallback to varchar[8000] instead of text since it has limited store semantics
tu = TypeUsage.CreateStringTypeUsage(
StoreTypeNameToStorePrimitiveType["varchar"], false, false, varcharMaxSize);
}
}
else
{
tu = TypeUsage.CreateStringTypeUsage(
StoreTypeNameToStorePrimitiveType["varchar"], false, false, maxLength);
}
}
}
return(tu);
}
case PrimitiveTypeKind.DateTime:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["datetime"]));
case PrimitiveTypeKind.DateTimeOffset:
return(GetStorePrimitiveTypeIfPostSql9("datetimeoffset", edmType.EdmType.Name, primitiveType.PrimitiveTypeKind));
case PrimitiveTypeKind.Time:
return(GetStorePrimitiveTypeIfPostSql9("time", edmType.EdmType.Name, primitiveType.PrimitiveTypeKind));
default:
throw new NotSupportedException(Strings.NoStoreTypeForEdmType(edmType.EdmType.Name, primitiveType.PrimitiveTypeKind));
}
}
public override TypeUsage GetEdmType([NotNull] TypeUsage storeType)
{
if (storeType == null)
{
throw new ArgumentNullException(nameof(storeType));
}
var storeTypeName = storeType.EdmType.Name;
var primitiveType = StoreTypeNameToEdmPrimitiveType[storeTypeName];
// TODO: come up with way to determin if unicode is used
var isUnicode = true;
Facet facet;
switch (storeTypeName)
{
case "bool":
case "int2":
case "int4":
case "int8":
case "float4":
case "float8":
case "uuid":
return(TypeUsage.CreateDefaultTypeUsage(primitiveType));
case "numeric":
{
if (storeType.Facets.TryGetValue(ScaleFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null)
{
var scale = (byte)facet.Value;
if (storeType.Facets.TryGetValue(PrecisionFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null)
{
var precision = (byte)facet.Value;
return(TypeUsage.CreateDecimalTypeUsage(primitiveType, precision, scale));
}
}
return(TypeUsage.CreateDecimalTypeUsage(primitiveType));
}
case "bpchar":
if (storeType.Facets.TryGetValue(MaxLengthFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null)
{
return(TypeUsage.CreateStringTypeUsage(primitiveType, isUnicode, true, (int)facet.Value));
}
else
{
return(TypeUsage.CreateStringTypeUsage(primitiveType, isUnicode, true));
}
case "varchar":
if (storeType.Facets.TryGetValue(MaxLengthFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null)
{
return(TypeUsage.CreateStringTypeUsage(primitiveType, isUnicode, false, (int)facet.Value));
}
else
{
return(TypeUsage.CreateStringTypeUsage(primitiveType, isUnicode, false));
}
case "text":
case "xml":
return(TypeUsage.CreateStringTypeUsage(primitiveType, isUnicode, false));
case "timestamp":
// TODO: make sure the arguments are correct here
if (storeType.Facets.TryGetValue(PrecisionFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null)
{
return(TypeUsage.CreateDateTimeTypeUsage(primitiveType, (byte)facet.Value));
}
else
{
return(TypeUsage.CreateDateTimeTypeUsage(primitiveType, null));
}
case "date":
return(TypeUsage.CreateDateTimeTypeUsage(primitiveType, 0));
case "timestamptz":
if (storeType.Facets.TryGetValue(PrecisionFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null)
{
return(TypeUsage.CreateDateTimeOffsetTypeUsage(primitiveType, (byte)facet.Value));
}
else
{
return(TypeUsage.CreateDateTimeOffsetTypeUsage(primitiveType, null));
}
case "time":
case "interval":
if (storeType.Facets.TryGetValue(PrecisionFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null)
{
return(TypeUsage.CreateTimeTypeUsage(primitiveType, (byte)facet.Value));
}
else
{
return(TypeUsage.CreateTimeTypeUsage(primitiveType, null));
}
case "bytea":
{
if (storeType.Facets.TryGetValue(MaxLengthFacet, false, out facet) &&
!facet.IsUnbounded && facet.Value != null)
{
return(TypeUsage.CreateBinaryTypeUsage(primitiveType, false, (int)facet.Value));
}
return(TypeUsage.CreateBinaryTypeUsage(primitiveType, false));
}
case "rowversion":
{
return(TypeUsage.CreateBinaryTypeUsage(primitiveType, true, 8));
}
//TypeUsage.CreateBinaryTypeUsage
//TypeUsage.CreateDateTimeTypeUsage
//TypeUsage.CreateDecimalTypeUsage
//TypeUsage.CreateStringTypeUsage
}
throw new NotSupportedException("Not supported store type: " + storeTypeName);
}
/// <summary>
/// This method takes a type and a set of facets and returns the best mapped equivalent type
/// in EDM.
/// </summary>
/// <param name="storeType">A TypeUsage encapsulating a store type and a set of facets</param>
/// <returns>A TypeUsage encapsulating an EDM type and a set of facets</returns>
public override TypeUsage GetEdmType(TypeUsage storeType)
{
if (storeType == null)
{
throw new ArgumentNullException("storeType");
}
string storeTypeName = storeType.EdmType.Name.ToLowerInvariant();
if (!base.StoreTypeNameToEdmPrimitiveType.ContainsKey(storeTypeName))
{
throw new ArgumentException(String.Format("Ingres does not support the type '{0}'.", storeTypeName));
}
PrimitiveType edmPrimitiveType = base.StoreTypeNameToEdmPrimitiveType[storeTypeName];
switch (storeTypeName)
{
case "tinyint":
case "smallint":
case "integer":
case "bigint":
case "integer1":
case "integer2":
case "integer4":
case "integer8":
case "int1":
case "int2":
case "int4":
case "int8":
case "bit":
case "bool":
case "uniqueidentifier":
case "int":
case "float":
case "real":
case "float4":
case "float8":
case "double":
return(TypeUsage.CreateDefaultTypeUsage(edmPrimitiveType));
case "decimal":
return(CreateDecimalTypeUsage(edmPrimitiveType,
TypeHelpers.GetPrecision(storeType), TypeHelpers.GetScale(storeType)));
case "money":
return(TypeUsage.CreateDecimalTypeUsage(edmPrimitiveType, 14, 2));
case "char":
return(CreateStringTypeUsage(edmPrimitiveType, false, true,
TypeHelpers.GetMaxLength(storeType)));
case "varchar":
return(CreateStringTypeUsage(edmPrimitiveType, false, false,
TypeHelpers.GetMaxLength(storeType)));
case "long varchar":
case "clob":
return(CreateStringTypeUsage(edmPrimitiveType, false, false));
case "nchar":
return(CreateStringTypeUsage(edmPrimitiveType, true, true,
TypeHelpers.GetMaxLength(storeType)));
case "nvarchar":
return(CreateStringTypeUsage(edmPrimitiveType, true, false,
TypeHelpers.GetMaxLength(storeType)));
case "long nvarchar":
case "nclob":
return(CreateStringTypeUsage(edmPrimitiveType, true, false));
case "byte":
return(CreateBinaryTypeUsage(edmPrimitiveType, true, TypeHelpers.GetMaxLength(storeType)));
case "byte varying":
return(CreateBinaryTypeUsage(edmPrimitiveType, false, TypeHelpers.GetMaxLength(storeType)));
case "long byte":
case "blob":
return(CreateBinaryTypeUsage(edmPrimitiveType, false));
case "datetime":
case "date":
case "ingresdate":
case "ansidate":
return(TypeUsage.CreateDateTimeTypeUsage(edmPrimitiveType, null));
default:
throw new NotSupportedException(String.Format("Ingres does not support the type '{0}'.", storeTypeName));
} // end switch (storeTypeName)
}
public override TypeUsage GetEdmType(TypeUsage storeType)
{
Check.NotNull(storeType, "storeType");
var storeTypeName = storeType.EdmType.Name.ToLowerInvariant();
if (!base.StoreTypeNameToEdmPrimitiveType.ContainsKey(storeTypeName))
{
throw new ArgumentException(Strings.ProviderDoesNotSupportType(storeTypeName));
}
var edmPrimitiveType = base.StoreTypeNameToEdmPrimitiveType[storeTypeName];
var maxLength = 0;
var isUnicode = true;
var isFixedLen = false;
var isUnbounded = true;
PrimitiveTypeKind newPrimitiveTypeKind;
switch (storeTypeName)
{
// for some types we just go with simple type usage with no facets
case "tinyint":
case "smallint":
case "bigint":
case "bit":
case "uniqueidentifier":
case "int":
case "geography":
case "geometry":
return(TypeUsage.CreateDefaultTypeUsage(edmPrimitiveType));
case "varchar":
newPrimitiveTypeKind = PrimitiveTypeKind.String;
isUnbounded = !storeType.TryGetMaxLength(out maxLength);
isUnicode = false;
isFixedLen = false;
break;
case "char":
newPrimitiveTypeKind = PrimitiveTypeKind.String;
isUnbounded = !storeType.TryGetMaxLength(out maxLength);
isUnicode = false;
isFixedLen = true;
break;
case "nvarchar":
newPrimitiveTypeKind = PrimitiveTypeKind.String;
isUnbounded = !storeType.TryGetMaxLength(out maxLength);
isUnicode = true;
isFixedLen = false;
break;
case "nchar":
newPrimitiveTypeKind = PrimitiveTypeKind.String;
isUnbounded = !storeType.TryGetMaxLength(out maxLength);
isUnicode = true;
isFixedLen = true;
break;
case "varchar(max)":
case "text":
newPrimitiveTypeKind = PrimitiveTypeKind.String;
isUnbounded = true;
isUnicode = false;
isFixedLen = false;
break;
case "nvarchar(max)":
case "ntext":
case "xml":
newPrimitiveTypeKind = PrimitiveTypeKind.String;
isUnbounded = true;
isUnicode = true;
isFixedLen = false;
break;
case "binary":
newPrimitiveTypeKind = PrimitiveTypeKind.Binary;
isUnbounded = !storeType.TryGetMaxLength(out maxLength);
isFixedLen = true;
break;
case "varbinary":
newPrimitiveTypeKind = PrimitiveTypeKind.Binary;
isUnbounded = !storeType.TryGetMaxLength(out maxLength);
isFixedLen = false;
break;
case "varbinary(max)":
case "image":
newPrimitiveTypeKind = PrimitiveTypeKind.Binary;
isUnbounded = true;
isFixedLen = false;
break;
case "timestamp":
case "rowversion":
return(TypeUsage.CreateBinaryTypeUsage(edmPrimitiveType, true, 8));
case "float":
case "real":
return(TypeUsage.CreateDefaultTypeUsage(edmPrimitiveType));
case "decimal":
case "numeric":
{
byte precision;
byte scale;
if (storeType.TryGetPrecision(out precision) &&
storeType.TryGetScale(out scale))
{
return(TypeUsage.CreateDecimalTypeUsage(edmPrimitiveType, precision, scale));
}
else
{
return(TypeUsage.CreateDecimalTypeUsage(edmPrimitiveType));
}
}
case "money":
return(TypeUsage.CreateDecimalTypeUsage(edmPrimitiveType, 19, 4));
case "smallmoney":
return(TypeUsage.CreateDecimalTypeUsage(edmPrimitiveType, 10, 4));
case "datetime":
case "datetime2":
case "smalldatetime":
return(TypeUsage.CreateDateTimeTypeUsage(edmPrimitiveType, null));
case "date":
return(TypeUsage.CreateDefaultTypeUsage(edmPrimitiveType));
case "time":
return(TypeUsage.CreateTimeTypeUsage(edmPrimitiveType, null));
case "datetimeoffset":
return(TypeUsage.CreateDateTimeOffsetTypeUsage(edmPrimitiveType, null));
default:
throw new NotSupportedException(Strings.ProviderDoesNotSupportType(storeTypeName));
}
Debug.Assert(
newPrimitiveTypeKind == PrimitiveTypeKind.String || newPrimitiveTypeKind == PrimitiveTypeKind.Binary,
"at this point only string and binary types should be present");
switch (newPrimitiveTypeKind)
{
case PrimitiveTypeKind.String:
if (!isUnbounded)
{
return(TypeUsage.CreateStringTypeUsage(edmPrimitiveType, isUnicode, isFixedLen, maxLength));
}
else
{
return(TypeUsage.CreateStringTypeUsage(edmPrimitiveType, isUnicode, isFixedLen));
}
case PrimitiveTypeKind.Binary:
if (!isUnbounded)
{
return(TypeUsage.CreateBinaryTypeUsage(edmPrimitiveType, isFixedLen, maxLength));
}
else
{
return(TypeUsage.CreateBinaryTypeUsage(edmPrimitiveType, isFixedLen));
}
default:
throw new NotSupportedException(Strings.ProviderDoesNotSupportType(storeTypeName));
}
}
/// <summary>
/// This method takes a type and a set of facets and returns the best mapped equivalent type
/// in Ingres, taking the store version into consideration.
/// </summary>
/// <param name="storeType">A TypeUsage encapsulating an EDM type and a set of facets</param>
/// <returns>A TypeUsage encapsulating a store type and a set of facets</returns>
public override TypeUsage GetStoreType(TypeUsage edmType)
{
if (edmType == null)
{
throw new ArgumentNullException("edmType");
}
Debug.Assert(edmType.EdmType.BuiltInTypeKind == BuiltInTypeKind.PrimitiveType);
var primitiveType = edmType.EdmType as PrimitiveType;
if (primitiveType == null)
{
throw new ArgumentException(String.Format("The underlying provider does not support the type '{0}'.", edmType));
}
ReadOnlyMetadataCollection <Facet> facets = edmType.Facets;
switch (primitiveType.PrimitiveTypeKind)
{
case PrimitiveTypeKind.Boolean:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["tinyint"]));
case PrimitiveTypeKind.SByte:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["tinyint"]));
case PrimitiveTypeKind.Byte:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["smallint"]));
case PrimitiveTypeKind.Int16:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["smallint"]));
case PrimitiveTypeKind.Int32:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["integer"]));
case PrimitiveTypeKind.Int64:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["bigint"]));
case PrimitiveTypeKind.Double:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["float"]));
case PrimitiveTypeKind.Single:
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["real"]));
case PrimitiveTypeKind.Decimal: // decimal, money
return(TypeUsage.CreateDecimalTypeUsage(StoreTypeNameToStorePrimitiveType["decimal"], TypeHelpers.GetPrecision(edmType, 18), TypeHelpers.GetScale(edmType, 0)));
case PrimitiveTypeKind.Binary: // byte, byte varying, long byte
{
var isFixedLength = facets["FixedLength"].GetValue <bool>(false);
var maxLengthFacet = facets["MaxLength"];
var maxLength = maxLengthFacet.GetValue <int?>();
if (maxLengthFacet.IsUnbounded || maxLength == null || maxLength.Value > binaryMaxSize)
{
maxLength = null;
}
var storeTypeName = isFixedLength ? "byte" : maxLength == null ? "long byte" : "byte varying";
return(CreateBinaryTypeUsage(StoreTypeNameToStorePrimitiveType[storeTypeName], isFixedLength, maxLength));
}
case PrimitiveTypeKind.String: // char, nchar, varchar, nvarchar, long varchar, long nvarchar
{
var isUnicode = facets["Unicode"].GetValue <bool>(false);
var isFixedLength = facets["FixedLength"].GetValue <bool>(false);
var maxLengthFacet = facets["MaxLength"];
var maxLength = maxLengthFacet.GetValue <int?>();
if (maxLengthFacet.IsUnbounded || maxLength == null || maxLength.Value > varcharMaxSize)
{
maxLength = null;
}
var storeTypeName = isFixedLength ? "char" : "varchar";
storeTypeName = isUnicode ? "n" + storeTypeName : storeTypeName;
storeTypeName = (maxLength == null) ? "long " + storeTypeName : storeTypeName;
return(CreateStringTypeUsage(StoreTypeNameToStorePrimitiveType[storeTypeName], isUnicode, isFixedLength, maxLength));
}
case PrimitiveTypeKind.DateTime: // ingresdate
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["ingresdate"]));
case PrimitiveTypeKind.Time: // time
return(TypeUsage.CreateDefaultTypeUsage(StoreTypeNameToStorePrimitiveType["time"]));
default:
throw new NotSupportedException(String.Format("There is no store type corresponding to the EDM type '{0}' of primitive type '{1}'.", edmType, primitiveType.PrimitiveTypeKind));
}
}