Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / ndp / fx / src / DataWeb / Client / System / Data / Services / Client / ClientConvert.cs / 4 / ClientConvert.cs
//----------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
//
// static utility functions for conversion
//
//---------------------------------------------------------------------
namespace System.Data.Services.Client
{
using System;
using System.Collections.Generic;
using System.Linq;
using System.Diagnostics;
using System.Xml;
///
/// static utility functions for conversions
///
internal static class ClientConvert
{
#if !ASTORIA_LIGHT // System.Data.Linq not available
/// fullname for assembly
private const string SystemDataLinq = "System.Data.Linq, Version=" + FX35Assembly.Version + ", Culture=neutral, PublicKeyToken=" + AssemblyRef.EcmaPublicKeyToken;
#endif
/// list of known value (and reference) types
///
/// examples of unsupported value types
/// IntPtr, UIntPtr, byte*, char*
///
private static readonly Type[] knownTypes = CreateKnownPrimitives();
/// mapping of type names to type
private static readonly Dictionary namedTypesMap = CreateKnownNamesMap();
#if !ASTORIA_LIGHT // System.Data.Linq not available
/// has System.Data.Link.Binary not been delay loaded yet
private static bool needSystemDataLinqBinary = true;
#endif
/// StorageType enum
internal enum StorageType
{
/// Boolean
Boolean,
/// Byte
Byte,
/// ByteArray
ByteArray,
/// Char
Char,
/// CharArray
CharArray,
/// DateTime
DateTime,
/// DateTimeOffset
DateTimeOffset,
/// Decimal
Decimal,
/// Double
Double,
/// Guid
Guid,
/// Int16
Int16,
/// Int32
Int32,
/// Int64
Int64,
/// Single
Single,
/// String
String,
/// SByte
SByte,
/// TimeSpan
TimeSpan,
/// Type
Type,
/// UInt16
UInt16,
/// UInt32
UInt32,
/// UInt64
UInt64,
/// Uri
Uri,
/// System.Xml.Linq.XDocument
XDocument,
/// System.Xml.Linq.XElement
XElement,
#if !ASTORIA_LIGHT // System.Data.Linq not available
/// System.Data.Linq.Binary
Binary,
#endif
}
///
/// convert from string to the appropriate type
///
/// incoming string value
/// type to convert to
/// converted value
internal static object ChangeType(string propertyValue, Type propertyType)
{
Debug.Assert(null != propertyValue, "should never be passed null");
try
{
switch ((StorageType)IndexOfStorage(propertyType))
{
case StorageType.Boolean:
return XmlConvert.ToBoolean(propertyValue);
case StorageType.Byte:
return XmlConvert.ToByte(propertyValue);
case StorageType.ByteArray:
return Convert.FromBase64String(propertyValue);
case StorageType.Char:
return XmlConvert.ToChar(propertyValue);
case StorageType.CharArray:
return propertyValue.ToCharArray();
case StorageType.DateTime:
return XmlConvert.ToDateTime(propertyValue, XmlDateTimeSerializationMode.RoundtripKind);
case StorageType.DateTimeOffset:
return XmlConvert.ToDateTimeOffset(propertyValue);
case StorageType.Decimal:
return XmlConvert.ToDecimal(propertyValue);
case StorageType.Double:
return XmlConvert.ToDouble(propertyValue);
case StorageType.Guid:
return new Guid(propertyValue);
case StorageType.Int16:
return XmlConvert.ToInt16(propertyValue);
case StorageType.Int32:
return XmlConvert.ToInt32(propertyValue);
case StorageType.Int64:
return XmlConvert.ToInt64(propertyValue);
case StorageType.Single:
return XmlConvert.ToSingle(propertyValue);
case StorageType.String:
return propertyValue;
case StorageType.SByte:
return XmlConvert.ToSByte(propertyValue);
case StorageType.TimeSpan:
return XmlConvert.ToTimeSpan(propertyValue);
case StorageType.Type:
return Type.GetType(propertyValue, true);
case StorageType.UInt16:
return XmlConvert.ToUInt16(propertyValue);
case StorageType.UInt32:
return XmlConvert.ToUInt32(propertyValue);
case StorageType.UInt64:
return XmlConvert.ToUInt64(propertyValue);
case StorageType.Uri:
return Util.CreateUri(propertyValue, UriKind.RelativeOrAbsolute);
case StorageType.XDocument:
return (0 < propertyValue.Length ? System.Xml.Linq.XDocument.Parse(propertyValue) : new System.Xml.Linq.XDocument());
case StorageType.XElement:
return System.Xml.Linq.XElement.Parse(propertyValue);
#if !ASTORIA_LIGHT // System.Data.Linq not available
case StorageType.Binary:
Debug.Assert(null != knownTypes[(int)StorageType.Binary], "null typeof(System.Data.Linq.Binary)");
return Activator.CreateInstance(knownTypes[(int)StorageType.Binary], Convert.FromBase64String(propertyValue));
#endif
default:
Debug.Assert(false, "new StorageType without update to knownTypes");
return propertyValue;
}
}
catch (FormatException ex)
{
propertyValue = (0 == propertyValue.Length ? "String.Empty" : "String");
throw Error.InvalidOperation(Strings.Deserialize_Current(propertyType.ToString(), propertyValue), ex);
}
catch (OverflowException ex)
{
propertyValue = (0 == propertyValue.Length ? "String.Empty" : "String");
throw Error.InvalidOperation(Strings.Deserialize_Current(propertyType.ToString(), propertyValue), ex);
}
}
#if !ASTORIA_LIGHT
/// Determines whether the specified value is a System.Data.Linq.Binary value.
/// Value to check.
/// true if the value is a System.Data.Linq.Binary value; false otherwise.
internal static bool IsBinaryValue(object value)
{
Debug.Assert(value != null, "value != null");
return StorageType.Binary == (StorageType)IndexOfStorage(value.GetType());
}
/// Converts the specified System.Data.Linq.Binary to a serializable string for URI key.
/// Non-null value to convert.
/// out parameter for value converted to a serializable string for URI key.
/// true/ false indicating success
internal static bool TryKeyBinaryToString(object binaryValue, out string result)
{
Debug.Assert(binaryValue != null, "binaryValue != null");
Debug.Assert(IsBinaryValue(binaryValue), "IsBinaryValue(binaryValue) - otherwise TryKeyBinaryToString shouldn't have been called.");
const System.Reflection.BindingFlags Flags = System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.InvokeMethod;
byte[] bytes = (byte[])binaryValue.GetType().InvokeMember("ToArray", Flags, null, binaryValue, null, System.Globalization.CultureInfo.InvariantCulture);
return System.Data.Services.Parsing.WebConvert.TryKeyPrimitiveToString(bytes, out result);
}
#endif
/// Converts the specified value to a serializable string for URI key.
/// Non-null value to convert.
/// out parameter for value converted to a serializable string for URI key.
/// true/ false indicating success
///
/// This is a version of WebConvert.TryKeyPrimitiveToString to be used on the client, to avoid
/// referencing System.Data.Linq.Binary unless required.
///
internal static bool TryKeyPrimitiveToString(object value, out string result)
{
Debug.Assert(value != null, "value != null");
#if !ASTORIA_LIGHT
if (IsBinaryValue(value))
{
return TryKeyBinaryToString(value, out result);
}
#endif
return System.Data.Services.Parsing.WebConvert.TryKeyPrimitiveToString(value, out result);
}
///
/// cast value to expected type
///
/// expected type
/// value to cast
/// cast value
/// when the value can't be cast
internal static object VerifyCast(Type type, object value)
{
if (type.IsInstanceOfType(value) ||
((value == null) &&
(!type.IsValueType ||
(null != Nullable.GetUnderlyingType(type)))))
{
return value;
}
throw Error.InvalidOperation(Strings.Deserialize_Current(type.ToString(), (null != value) ? value.GetType().ToString() : "null"));
}
///
/// change primtive typeName into non-nullable type
///
/// like Edm.String or Edm.Binary
/// the mapped output type
/// true if named
internal static bool ToNamedType(string typeName, out Type type)
{
type = typeof(string);
return String.IsNullOrEmpty(typeName) || ClientConvert.namedTypesMap.TryGetValue(typeName, out type);
}
/// Change primitive type into a well-known type name.
/// Primitive type to get well-known name for.
/// The well-known name for the specified
internal static string ToTypeName(Type type)
{
Debug.Assert(type != null, "type != null");
foreach (var pair in ClientConvert.namedTypesMap)
{
if (pair.Value == type)
{
return pair.Key;
}
}
// this should never happen because a prior call to IsSupportedPrimitiveTypeForUri
return type.FullName;
}
///
/// convert from primitive value to a xml payload string
///
/// incoming object value
/// converted value
internal static string ToString(object propertyValue)
{
Debug.Assert(null != propertyValue, "null should be handled by caller");
switch ((StorageType)IndexOfStorage(propertyValue.GetType()))
{
case StorageType.Boolean:
return XmlConvert.ToString((bool)propertyValue);
case StorageType.Byte:
return XmlConvert.ToString((byte)propertyValue);
case StorageType.ByteArray:
return Convert.ToBase64String((byte[])propertyValue);
case StorageType.Char:
return XmlConvert.ToString((char)propertyValue);
case StorageType.CharArray:
return new String((char[])propertyValue);
case StorageType.DateTime:
return XmlConvert.ToString((DateTime)propertyValue, XmlDateTimeSerializationMode.RoundtripKind);
case StorageType.DateTimeOffset:
return XmlConvert.ToString((DateTimeOffset)propertyValue);
case StorageType.Decimal:
return XmlConvert.ToString((Decimal)propertyValue);
case StorageType.Double:
return XmlConvert.ToString((Double)propertyValue);
case StorageType.Guid:
return ((Guid)propertyValue).ToString();
case StorageType.Int16:
return XmlConvert.ToString((Int16)propertyValue);
case StorageType.Int32:
return XmlConvert.ToString((Int32)propertyValue);
case StorageType.Int64:
return XmlConvert.ToString((Int64)propertyValue);
case StorageType.Single:
return XmlConvert.ToString((Single)propertyValue);
case StorageType.String:
return (String)propertyValue;
case StorageType.SByte:
return XmlConvert.ToString((SByte)propertyValue);
case StorageType.TimeSpan:
return XmlConvert.ToString((TimeSpan)propertyValue);
case StorageType.Type:
return ((Type)propertyValue).AssemblyQualifiedName;
case StorageType.UInt16:
return XmlConvert.ToString((UInt16)propertyValue);
case StorageType.UInt32:
return XmlConvert.ToString((UInt32)propertyValue);
case StorageType.UInt64:
return XmlConvert.ToString((UInt64)propertyValue);
case StorageType.Uri:
return ((Uri)propertyValue).ToString();
case StorageType.XDocument:
return ((System.Xml.Linq.XDocument)propertyValue).ToString();
case StorageType.XElement:
return ((System.Xml.Linq.XElement)propertyValue).ToString();
#if !ASTORIA_LIGHT // System.Data.Linq not available
case StorageType.Binary:
Debug.Assert(null != knownTypes[(int)StorageType.Binary], "null typeof(System.Data.Linq.Binary)");
Debug.Assert(knownTypes[(int)StorageType.Binary].IsInstanceOfType(propertyValue), "not IsInstanceOfType System.Data.Linq.Binary");
return propertyValue.ToString();
#endif
default:
Debug.Assert(false, "new StorageType without update to knownTypes");
return propertyValue.ToString();
}
}
///
/// Is this a known primitive type (including string,byte[],uri)
///
/// type to analyze
/// true if known primitive type
internal static bool IsKnownType(Type type)
{
return (0 <= IndexOfStorage(type));
}
///
/// Is this a primitive type that can go in the URI
///
/// type to analyze
/// true if known primitive type
internal static bool IsSupportedPrimitiveTypeForUri(Type type)
{
//
return Util.ContainsReference(namedTypesMap.Values.ToArray(), type);
}
/// type edm type string for content
/// type to analyze
/// edm type string for payload, null for string and unknown
internal static string GetEdmType(Type propertyType)
{
switch ((StorageType)IndexOfStorage(propertyType))
{
case StorageType.Boolean:
return XmlConstants.EdmBooleanTypeName;
case StorageType.Byte:
return XmlConstants.EdmByteTypeName;
#if !ASTORIA_LIGHT // System.Data.Linq not available
case StorageType.Binary:
#endif
case StorageType.ByteArray:
return XmlConstants.EdmBinaryTypeName;
case StorageType.DateTime:
return XmlConstants.EdmDateTimeTypeName;
case StorageType.Decimal:
return XmlConstants.EdmDecimalTypeName;
case StorageType.Double:
return XmlConstants.EdmDoubleTypeName;
case StorageType.Guid:
return XmlConstants.EdmGuidTypeName;
case StorageType.Int16:
return XmlConstants.EdmInt16TypeName;
case StorageType.Int32:
return XmlConstants.EdmInt32TypeName;
case StorageType.Int64:
return XmlConstants.EdmInt64TypeName;
case StorageType.Single:
return XmlConstants.EdmSingleTypeName;
case StorageType.SByte:
return XmlConstants.EdmSByteTypeName;
case StorageType.DateTimeOffset:
case StorageType.TimeSpan:
case StorageType.UInt16:
case StorageType.UInt32:
case StorageType.UInt64:
// don't support reverse mappings for these types in this version
// allows us to add real server support in the future without a
// "breaking change" in the future client
throw new NotSupportedException(Strings.ALinq_CantCastToUnsupportedPrimitive(propertyType.Name));
case StorageType.Char:
case StorageType.CharArray:
case StorageType.String:
case StorageType.Type:
case StorageType.Uri:
case StorageType.XDocument:
case StorageType.XElement:
return null; // returning null which implies typeof(string)
default:
Debug.Assert(false, "knowntype without reverse mapping");
return null;
}
}
/// create list of known value (and reference) types
/// static list of known types matching StorageType enum
private static Type[] CreateKnownPrimitives()
{
#if !ASTORIA_LIGHT // System.Data.Linq not available
Type[] types = new Type[1 + (int)StorageType.Binary];
#else
Type[] types = new Type[1 + (int)StorageType.XElement];
#endif
types[(int)StorageType.Boolean] = typeof(Boolean);
types[(int)StorageType.Byte] = typeof(Byte);
types[(int)StorageType.ByteArray] = typeof(Byte[]);
types[(int)StorageType.Char] = typeof(Char);
types[(int)StorageType.CharArray] = typeof(Char[]);
types[(int)StorageType.DateTime] = typeof(DateTime);
types[(int)StorageType.DateTimeOffset] = typeof(DateTimeOffset);
types[(int)StorageType.Decimal] = typeof(Decimal);
types[(int)StorageType.Double] = typeof(Double);
types[(int)StorageType.Guid] = typeof(Guid);
types[(int)StorageType.Int16] = typeof(Int16);
types[(int)StorageType.Int32] = typeof(Int32);
types[(int)StorageType.Int64] = typeof(Int64);
types[(int)StorageType.Single] = typeof(Single);
types[(int)StorageType.String] = typeof(String);
types[(int)StorageType.SByte] = typeof(SByte);
types[(int)StorageType.TimeSpan] = typeof(TimeSpan);
types[(int)StorageType.Type] = typeof(Type);
types[(int)StorageType.UInt16] = typeof(UInt16);
types[(int)StorageType.UInt32] = typeof(UInt32);
types[(int)StorageType.UInt64] = typeof(UInt64);
types[(int)StorageType.Uri] = typeof(Uri);
types[(int)StorageType.XDocument] = typeof(System.Xml.Linq.XDocument);
types[(int)StorageType.XElement] = typeof(System.Xml.Linq.XElement);
#if !ASTORIA_LIGHT // System.Data.Linq not available
types[(int)StorageType.Binary] = null; // delay populated
#endif
return types;
}
/// generate mapping of primitive type names to type
/// mapping of primitive type names to type
private static Dictionary CreateKnownNamesMap()
{
Dictionary named = new Dictionary();
named.Add(XmlConstants.EdmStringTypeName, typeof(string));
named.Add(XmlConstants.EdmBooleanTypeName, typeof(Boolean));
named.Add(XmlConstants.EdmByteTypeName, typeof(Byte));
named.Add(XmlConstants.EdmDateTimeTypeName, typeof(DateTime));
named.Add(XmlConstants.EdmDecimalTypeName, typeof(Decimal));
named.Add(XmlConstants.EdmDoubleTypeName, typeof(Double));
named.Add(XmlConstants.EdmGuidTypeName, typeof(Guid));
named.Add(XmlConstants.EdmInt16TypeName, typeof(Int16));
named.Add(XmlConstants.EdmInt32TypeName, typeof(Int32));
named.Add(XmlConstants.EdmInt64TypeName, typeof(Int64));
named.Add(XmlConstants.EdmSByteTypeName, typeof(SByte));
named.Add(XmlConstants.EdmSingleTypeName, typeof(Single));
named.Add(XmlConstants.EdmBinaryTypeName, typeof(byte[]));
return named;
}
/// get the StorageType for known types
/// type being tested for known type
/// -1 or (int)StorageType
/// will validate System.Data.Linq.Binary on demand
private static int IndexOfStorage(Type type)
{
int index = Util.IndexOfReference(ClientConvert.knownTypes, type);
#if !ASTORIA_LIGHT // System.Data.Linq not available
if ((index < 0) && needSystemDataLinqBinary && (type.Name == "Binary"))
{
return LoadSystemDataLinqBinary(type);
}
#endif
return index;
}
#if !ASTORIA_LIGHT // System.Data.Linq not available
/// validating type is System.Data.Linq.Binary
/// type to verify its System.Data.Linq.Binary
/// -1 or (int)StorageType
private static int LoadSystemDataLinqBinary(Type type)
{
if ((type.Namespace == "System.Data.Linq") &&
(System.Reflection.AssemblyName.ReferenceMatchesDefinition(
type.Assembly.GetName(), new System.Reflection.AssemblyName(SystemDataLinq))))
{
ClientConvert.knownTypes[(int)StorageType.Binary] = type;
needSystemDataLinqBinary = false;
return (int)StorageType.Binary;
}
return -1;
}
#endif
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//----------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
//
// static utility functions for conversion
//
//---------------------------------------------------------------------
namespace System.Data.Services.Client
{
using System;
using System.Collections.Generic;
using System.Linq;
using System.Diagnostics;
using System.Xml;
///
/// static utility functions for conversions
///
internal static class ClientConvert
{
#if !ASTORIA_LIGHT // System.Data.Linq not available
/// fullname for assembly
private const string SystemDataLinq = "System.Data.Linq, Version=" + FX35Assembly.Version + ", Culture=neutral, PublicKeyToken=" + AssemblyRef.EcmaPublicKeyToken;
#endif
/// list of known value (and reference) types
///
/// examples of unsupported value types
/// IntPtr, UIntPtr, byte*, char*
///
private static readonly Type[] knownTypes = CreateKnownPrimitives();
/// mapping of type names to type
private static readonly Dictionary namedTypesMap = CreateKnownNamesMap();
#if !ASTORIA_LIGHT // System.Data.Linq not available
/// has System.Data.Link.Binary not been delay loaded yet
private static bool needSystemDataLinqBinary = true;
#endif
/// StorageType enum
internal enum StorageType
{
/// Boolean
Boolean,
/// Byte
Byte,
/// ByteArray
ByteArray,
/// Char
Char,
/// CharArray
CharArray,
/// DateTime
DateTime,
/// DateTimeOffset
DateTimeOffset,
/// Decimal
Decimal,
/// Double
Double,
/// Guid
Guid,
/// Int16
Int16,
/// Int32
Int32,
/// Int64
Int64,
/// Single
Single,
/// String
String,
/// SByte
SByte,
/// TimeSpan
TimeSpan,
/// Type
Type,
/// UInt16
UInt16,
/// UInt32
UInt32,
/// UInt64
UInt64,
/// Uri
Uri,
/// System.Xml.Linq.XDocument
XDocument,
/// System.Xml.Linq.XElement
XElement,
#if !ASTORIA_LIGHT // System.Data.Linq not available
/// System.Data.Linq.Binary
Binary,
#endif
}
///
/// convert from string to the appropriate type
///
/// incoming string value
/// type to convert to
/// converted value
internal static object ChangeType(string propertyValue, Type propertyType)
{
Debug.Assert(null != propertyValue, "should never be passed null");
try
{
switch ((StorageType)IndexOfStorage(propertyType))
{
case StorageType.Boolean:
return XmlConvert.ToBoolean(propertyValue);
case StorageType.Byte:
return XmlConvert.ToByte(propertyValue);
case StorageType.ByteArray:
return Convert.FromBase64String(propertyValue);
case StorageType.Char:
return XmlConvert.ToChar(propertyValue);
case StorageType.CharArray:
return propertyValue.ToCharArray();
case StorageType.DateTime:
return XmlConvert.ToDateTime(propertyValue, XmlDateTimeSerializationMode.RoundtripKind);
case StorageType.DateTimeOffset:
return XmlConvert.ToDateTimeOffset(propertyValue);
case StorageType.Decimal:
return XmlConvert.ToDecimal(propertyValue);
case StorageType.Double:
return XmlConvert.ToDouble(propertyValue);
case StorageType.Guid:
return new Guid(propertyValue);
case StorageType.Int16:
return XmlConvert.ToInt16(propertyValue);
case StorageType.Int32:
return XmlConvert.ToInt32(propertyValue);
case StorageType.Int64:
return XmlConvert.ToInt64(propertyValue);
case StorageType.Single:
return XmlConvert.ToSingle(propertyValue);
case StorageType.String:
return propertyValue;
case StorageType.SByte:
return XmlConvert.ToSByte(propertyValue);
case StorageType.TimeSpan:
return XmlConvert.ToTimeSpan(propertyValue);
case StorageType.Type:
return Type.GetType(propertyValue, true);
case StorageType.UInt16:
return XmlConvert.ToUInt16(propertyValue);
case StorageType.UInt32:
return XmlConvert.ToUInt32(propertyValue);
case StorageType.UInt64:
return XmlConvert.ToUInt64(propertyValue);
case StorageType.Uri:
return Util.CreateUri(propertyValue, UriKind.RelativeOrAbsolute);
case StorageType.XDocument:
return (0 < propertyValue.Length ? System.Xml.Linq.XDocument.Parse(propertyValue) : new System.Xml.Linq.XDocument());
case StorageType.XElement:
return System.Xml.Linq.XElement.Parse(propertyValue);
#if !ASTORIA_LIGHT // System.Data.Linq not available
case StorageType.Binary:
Debug.Assert(null != knownTypes[(int)StorageType.Binary], "null typeof(System.Data.Linq.Binary)");
return Activator.CreateInstance(knownTypes[(int)StorageType.Binary], Convert.FromBase64String(propertyValue));
#endif
default:
Debug.Assert(false, "new StorageType without update to knownTypes");
return propertyValue;
}
}
catch (FormatException ex)
{
propertyValue = (0 == propertyValue.Length ? "String.Empty" : "String");
throw Error.InvalidOperation(Strings.Deserialize_Current(propertyType.ToString(), propertyValue), ex);
}
catch (OverflowException ex)
{
propertyValue = (0 == propertyValue.Length ? "String.Empty" : "String");
throw Error.InvalidOperation(Strings.Deserialize_Current(propertyType.ToString(), propertyValue), ex);
}
}
#if !ASTORIA_LIGHT
/// Determines whether the specified value is a System.Data.Linq.Binary value.
/// Value to check.
/// true if the value is a System.Data.Linq.Binary value; false otherwise.
internal static bool IsBinaryValue(object value)
{
Debug.Assert(value != null, "value != null");
return StorageType.Binary == (StorageType)IndexOfStorage(value.GetType());
}
/// Converts the specified System.Data.Linq.Binary to a serializable string for URI key.
/// Non-null value to convert.
/// out parameter for value converted to a serializable string for URI key.
/// true/ false indicating success
internal static bool TryKeyBinaryToString(object binaryValue, out string result)
{
Debug.Assert(binaryValue != null, "binaryValue != null");
Debug.Assert(IsBinaryValue(binaryValue), "IsBinaryValue(binaryValue) - otherwise TryKeyBinaryToString shouldn't have been called.");
const System.Reflection.BindingFlags Flags = System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.InvokeMethod;
byte[] bytes = (byte[])binaryValue.GetType().InvokeMember("ToArray", Flags, null, binaryValue, null, System.Globalization.CultureInfo.InvariantCulture);
return System.Data.Services.Parsing.WebConvert.TryKeyPrimitiveToString(bytes, out result);
}
#endif
/// Converts the specified value to a serializable string for URI key.
/// Non-null value to convert.
/// out parameter for value converted to a serializable string for URI key.
/// true/ false indicating success
///
/// This is a version of WebConvert.TryKeyPrimitiveToString to be used on the client, to avoid
/// referencing System.Data.Linq.Binary unless required.
///
internal static bool TryKeyPrimitiveToString(object value, out string result)
{
Debug.Assert(value != null, "value != null");
#if !ASTORIA_LIGHT
if (IsBinaryValue(value))
{
return TryKeyBinaryToString(value, out result);
}
#endif
return System.Data.Services.Parsing.WebConvert.TryKeyPrimitiveToString(value, out result);
}
///
/// cast value to expected type
///
/// expected type
/// value to cast
/// cast value
/// when the value can't be cast
internal static object VerifyCast(Type type, object value)
{
if (type.IsInstanceOfType(value) ||
((value == null) &&
(!type.IsValueType ||
(null != Nullable.GetUnderlyingType(type)))))
{
return value;
}
throw Error.InvalidOperation(Strings.Deserialize_Current(type.ToString(), (null != value) ? value.GetType().ToString() : "null"));
}
///
/// change primtive typeName into non-nullable type
///
/// like Edm.String or Edm.Binary
/// the mapped output type
/// true if named
internal static bool ToNamedType(string typeName, out Type type)
{
type = typeof(string);
return String.IsNullOrEmpty(typeName) || ClientConvert.namedTypesMap.TryGetValue(typeName, out type);
}
/// Change primitive type into a well-known type name.
/// Primitive type to get well-known name for.
/// The well-known name for the specified
internal static string ToTypeName(Type type)
{
Debug.Assert(type != null, "type != null");
foreach (var pair in ClientConvert.namedTypesMap)
{
if (pair.Value == type)
{
return pair.Key;
}
}
// this should never happen because a prior call to IsSupportedPrimitiveTypeForUri
return type.FullName;
}
///
/// convert from primitive value to a xml payload string
///
/// incoming object value
/// converted value
internal static string ToString(object propertyValue)
{
Debug.Assert(null != propertyValue, "null should be handled by caller");
switch ((StorageType)IndexOfStorage(propertyValue.GetType()))
{
case StorageType.Boolean:
return XmlConvert.ToString((bool)propertyValue);
case StorageType.Byte:
return XmlConvert.ToString((byte)propertyValue);
case StorageType.ByteArray:
return Convert.ToBase64String((byte[])propertyValue);
case StorageType.Char:
return XmlConvert.ToString((char)propertyValue);
case StorageType.CharArray:
return new String((char[])propertyValue);
case StorageType.DateTime:
return XmlConvert.ToString((DateTime)propertyValue, XmlDateTimeSerializationMode.RoundtripKind);
case StorageType.DateTimeOffset:
return XmlConvert.ToString((DateTimeOffset)propertyValue);
case StorageType.Decimal:
return XmlConvert.ToString((Decimal)propertyValue);
case StorageType.Double:
return XmlConvert.ToString((Double)propertyValue);
case StorageType.Guid:
return ((Guid)propertyValue).ToString();
case StorageType.Int16:
return XmlConvert.ToString((Int16)propertyValue);
case StorageType.Int32:
return XmlConvert.ToString((Int32)propertyValue);
case StorageType.Int64:
return XmlConvert.ToString((Int64)propertyValue);
case StorageType.Single:
return XmlConvert.ToString((Single)propertyValue);
case StorageType.String:
return (String)propertyValue;
case StorageType.SByte:
return XmlConvert.ToString((SByte)propertyValue);
case StorageType.TimeSpan:
return XmlConvert.ToString((TimeSpan)propertyValue);
case StorageType.Type:
return ((Type)propertyValue).AssemblyQualifiedName;
case StorageType.UInt16:
return XmlConvert.ToString((UInt16)propertyValue);
case StorageType.UInt32:
return XmlConvert.ToString((UInt32)propertyValue);
case StorageType.UInt64:
return XmlConvert.ToString((UInt64)propertyValue);
case StorageType.Uri:
return ((Uri)propertyValue).ToString();
case StorageType.XDocument:
return ((System.Xml.Linq.XDocument)propertyValue).ToString();
case StorageType.XElement:
return ((System.Xml.Linq.XElement)propertyValue).ToString();
#if !ASTORIA_LIGHT // System.Data.Linq not available
case StorageType.Binary:
Debug.Assert(null != knownTypes[(int)StorageType.Binary], "null typeof(System.Data.Linq.Binary)");
Debug.Assert(knownTypes[(int)StorageType.Binary].IsInstanceOfType(propertyValue), "not IsInstanceOfType System.Data.Linq.Binary");
return propertyValue.ToString();
#endif
default:
Debug.Assert(false, "new StorageType without update to knownTypes");
return propertyValue.ToString();
}
}
///
/// Is this a known primitive type (including string,byte[],uri)
///
/// type to analyze
/// true if known primitive type
internal static bool IsKnownType(Type type)
{
return (0 <= IndexOfStorage(type));
}
///
/// Is this a primitive type that can go in the URI
///
/// type to analyze
/// true if known primitive type
internal static bool IsSupportedPrimitiveTypeForUri(Type type)
{
//
return Util.ContainsReference(namedTypesMap.Values.ToArray(), type);
}
/// type edm type string for content
/// type to analyze
/// edm type string for payload, null for string and unknown
internal static string GetEdmType(Type propertyType)
{
switch ((StorageType)IndexOfStorage(propertyType))
{
case StorageType.Boolean:
return XmlConstants.EdmBooleanTypeName;
case StorageType.Byte:
return XmlConstants.EdmByteTypeName;
#if !ASTORIA_LIGHT // System.Data.Linq not available
case StorageType.Binary:
#endif
case StorageType.ByteArray:
return XmlConstants.EdmBinaryTypeName;
case StorageType.DateTime:
return XmlConstants.EdmDateTimeTypeName;
case StorageType.Decimal:
return XmlConstants.EdmDecimalTypeName;
case StorageType.Double:
return XmlConstants.EdmDoubleTypeName;
case StorageType.Guid:
return XmlConstants.EdmGuidTypeName;
case StorageType.Int16:
return XmlConstants.EdmInt16TypeName;
case StorageType.Int32:
return XmlConstants.EdmInt32TypeName;
case StorageType.Int64:
return XmlConstants.EdmInt64TypeName;
case StorageType.Single:
return XmlConstants.EdmSingleTypeName;
case StorageType.SByte:
return XmlConstants.EdmSByteTypeName;
case StorageType.DateTimeOffset:
case StorageType.TimeSpan:
case StorageType.UInt16:
case StorageType.UInt32:
case StorageType.UInt64:
// don't support reverse mappings for these types in this version
// allows us to add real server support in the future without a
// "breaking change" in the future client
throw new NotSupportedException(Strings.ALinq_CantCastToUnsupportedPrimitive(propertyType.Name));
case StorageType.Char:
case StorageType.CharArray:
case StorageType.String:
case StorageType.Type:
case StorageType.Uri:
case StorageType.XDocument:
case StorageType.XElement:
return null; // returning null which implies typeof(string)
default:
Debug.Assert(false, "knowntype without reverse mapping");
return null;
}
}
/// create list of known value (and reference) types
/// static list of known types matching StorageType enum
private static Type[] CreateKnownPrimitives()
{
#if !ASTORIA_LIGHT // System.Data.Linq not available
Type[] types = new Type[1 + (int)StorageType.Binary];
#else
Type[] types = new Type[1 + (int)StorageType.XElement];
#endif
types[(int)StorageType.Boolean] = typeof(Boolean);
types[(int)StorageType.Byte] = typeof(Byte);
types[(int)StorageType.ByteArray] = typeof(Byte[]);
types[(int)StorageType.Char] = typeof(Char);
types[(int)StorageType.CharArray] = typeof(Char[]);
types[(int)StorageType.DateTime] = typeof(DateTime);
types[(int)StorageType.DateTimeOffset] = typeof(DateTimeOffset);
types[(int)StorageType.Decimal] = typeof(Decimal);
types[(int)StorageType.Double] = typeof(Double);
types[(int)StorageType.Guid] = typeof(Guid);
types[(int)StorageType.Int16] = typeof(Int16);
types[(int)StorageType.Int32] = typeof(Int32);
types[(int)StorageType.Int64] = typeof(Int64);
types[(int)StorageType.Single] = typeof(Single);
types[(int)StorageType.String] = typeof(String);
types[(int)StorageType.SByte] = typeof(SByte);
types[(int)StorageType.TimeSpan] = typeof(TimeSpan);
types[(int)StorageType.Type] = typeof(Type);
types[(int)StorageType.UInt16] = typeof(UInt16);
types[(int)StorageType.UInt32] = typeof(UInt32);
types[(int)StorageType.UInt64] = typeof(UInt64);
types[(int)StorageType.Uri] = typeof(Uri);
types[(int)StorageType.XDocument] = typeof(System.Xml.Linq.XDocument);
types[(int)StorageType.XElement] = typeof(System.Xml.Linq.XElement);
#if !ASTORIA_LIGHT // System.Data.Linq not available
types[(int)StorageType.Binary] = null; // delay populated
#endif
return types;
}
/// generate mapping of primitive type names to type
/// mapping of primitive type names to type
private static Dictionary CreateKnownNamesMap()
{
Dictionary named = new Dictionary();
named.Add(XmlConstants.EdmStringTypeName, typeof(string));
named.Add(XmlConstants.EdmBooleanTypeName, typeof(Boolean));
named.Add(XmlConstants.EdmByteTypeName, typeof(Byte));
named.Add(XmlConstants.EdmDateTimeTypeName, typeof(DateTime));
named.Add(XmlConstants.EdmDecimalTypeName, typeof(Decimal));
named.Add(XmlConstants.EdmDoubleTypeName, typeof(Double));
named.Add(XmlConstants.EdmGuidTypeName, typeof(Guid));
named.Add(XmlConstants.EdmInt16TypeName, typeof(Int16));
named.Add(XmlConstants.EdmInt32TypeName, typeof(Int32));
named.Add(XmlConstants.EdmInt64TypeName, typeof(Int64));
named.Add(XmlConstants.EdmSByteTypeName, typeof(SByte));
named.Add(XmlConstants.EdmSingleTypeName, typeof(Single));
named.Add(XmlConstants.EdmBinaryTypeName, typeof(byte[]));
return named;
}
/// get the StorageType for known types
/// type being tested for known type
/// -1 or (int)StorageType
/// will validate System.Data.Linq.Binary on demand
private static int IndexOfStorage(Type type)
{
int index = Util.IndexOfReference(ClientConvert.knownTypes, type);
#if !ASTORIA_LIGHT // System.Data.Linq not available
if ((index < 0) && needSystemDataLinqBinary && (type.Name == "Binary"))
{
return LoadSystemDataLinqBinary(type);
}
#endif
return index;
}
#if !ASTORIA_LIGHT // System.Data.Linq not available
/// validating type is System.Data.Linq.Binary
/// type to verify its System.Data.Linq.Binary
/// -1 or (int)StorageType
private static int LoadSystemDataLinqBinary(Type type)
{
if ((type.Namespace == "System.Data.Linq") &&
(System.Reflection.AssemblyName.ReferenceMatchesDefinition(
type.Assembly.GetName(), new System.Reflection.AssemblyName(SystemDataLinq))))
{
ClientConvert.knownTypes[(int)StorageType.Binary] = type;
needSystemDataLinqBinary = false;
return (int)StorageType.Binary;
}
return -1;
}
#endif
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
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- HttpCacheParams.cs
- __Filters.cs
- configsystem.cs
- ExpressionTable.cs
- storepermission.cs
- LinkAreaEditor.cs
- EventLog.cs
- WorkflowDesigner.cs
- ComponentEditorForm.cs
- ColumnCollection.cs
- FormsAuthenticationConfiguration.cs
- MediaTimeline.cs
- BitStream.cs
- JsonDataContract.cs
- HttpResponseInternalWrapper.cs
- PasswordRecoveryAutoFormat.cs
- EdmType.cs
- MimeObjectFactory.cs
- TextInfo.cs
- ConfigUtil.cs
- InvalidFilterCriteriaException.cs
- EqualityComparer.cs
- IntPtr.cs
- EnumerableValidator.cs
- TextServicesManager.cs
- FusionWrap.cs
- ImageSourceValueSerializer.cs
- PrintPageEvent.cs
- ConfigurationPropertyAttribute.cs
- SolidColorBrush.cs
- HTMLTagNameToTypeMapper.cs
- RoleManagerSection.cs
- BitmapImage.cs
- SubMenuStyleCollectionEditor.cs
- MarshalByRefObject.cs
- Int16.cs
- SqlProcedureAttribute.cs
- GroupBox.cs
- _emptywebproxy.cs
- ProvidePropertyAttribute.cs
- QueryOptionExpression.cs
- ReadOnlyDictionary.cs
- WebPartCollection.cs
- OneToOneMappingSerializer.cs
- IndexerReference.cs
- IssuanceLicense.cs
- CompletionBookmark.cs
- WebPartVerbsEventArgs.cs
- SafeSecurityHandles.cs
- Win32.cs
- MobileFormsAuthentication.cs
- XamlClipboardData.cs
- CopyOnWriteList.cs
- LexicalChunk.cs
- JsonServiceDocumentSerializer.cs
- TrackBar.cs
- ValuePatternIdentifiers.cs
- TextBoxRenderer.cs
- Configuration.cs
- RSAOAEPKeyExchangeFormatter.cs
- RelationshipSet.cs
- XmlUtf8RawTextWriter.cs
- RequestCachingSection.cs
- ToolStripSeparator.cs
- DynamicResourceExtensionConverter.cs
- WebPartVerbCollection.cs
- UrlAuthFailedErrorFormatter.cs
- SmiRequestExecutor.cs
- ThreadPool.cs
- BStrWrapper.cs
- IIS7UserPrincipal.cs
- MulticastOption.cs
- DesignerTransaction.cs
- CDSCollectionETWBCLProvider.cs
- FilterQueryOptionExpression.cs
- CommonXSendMessage.cs
- NotSupportedException.cs
- KeySplineConverter.cs
- SecurityManager.cs
- SvcMapFileSerializer.cs
- Math.cs
- Resources.Designer.cs
- JpegBitmapEncoder.cs
- SchemaCollectionCompiler.cs
- SystemThemeKey.cs
- PrintControllerWithStatusDialog.cs
- ProfessionalColors.cs
- ParameterElementCollection.cs
- MatrixAnimationBase.cs
- PersonalizablePropertyEntry.cs
- Deserializer.cs
- HtmlImage.cs
- ApplicationHost.cs
- TextServicesCompartmentEventSink.cs
- TreeNodeBinding.cs
- SurrogateEncoder.cs
- MaterialGroup.cs
- TextSerializer.cs
- StorageAssociationSetMapping.cs
- ActivityExecutionWorkItem.cs