|
private Equals ( |
||
| handle | ||
| 리턴 | bool | |
internal static RuntimeMethodInfo AssignAssociates(int tkMethod, RuntimeTypeHandle declaredTypeHandle, RuntimeTypeHandle reflectedTypeHandle)
{
if (MetadataToken.IsNullToken(tkMethod))
{
return null;
}
bool flag = !declaredTypeHandle.Equals(reflectedTypeHandle);
RuntimeMethodHandle methodHandle = declaredTypeHandle.GetModuleHandle().ResolveMethodHandle(tkMethod, declaredTypeHandle.GetInstantiation(), new RuntimeTypeHandle[0]);
MethodAttributes attributes = methodHandle.GetAttributes();
bool flag2 = (attributes & MethodAttributes.MemberAccessMask) == MethodAttributes.Private;
bool flag3 = (attributes & MethodAttributes.Virtual) != MethodAttributes.PrivateScope;
if (flag)
{
if (flag2)
{
return null;
}
if (flag3 && ((declaredTypeHandle.GetAttributes() & TypeAttributes.ClassSemanticsMask) == TypeAttributes.AnsiClass))
{
int slot = methodHandle.GetSlot();
methodHandle = reflectedTypeHandle.GetMethodAt(slot);
}
}
MethodAttributes attributes2 = attributes & MethodAttributes.MemberAccessMask;
RuntimeMethodInfo methodBase = RuntimeType.GetMethodBase(reflectedTypeHandle, methodHandle) as RuntimeMethodInfo;
if (methodBase == null)
{
methodBase = reflectedTypeHandle.GetRuntimeType().Module.ResolveMethod(tkMethod, null, null) as RuntimeMethodInfo;
}
return methodBase;
}
/// <summary>
/// Setter for RuntimeTypeHandle. Seperate from normal property as all uses should be done with great care.
/// Must not be set with partially constructed type handles
/// </summary>
public void SetRuntimeTypeHandleUnsafe(RuntimeTypeHandle runtimeTypeHandle)
{
Debug.Assert(!runtimeTypeHandle.IsNull());
Debug.Assert(_runtimeTypeHandle.IsNull() || runtimeTypeHandle.Equals(_runtimeTypeHandle));
Debug.Assert(runtimeTypeHandle.GetHashCode() == GetHashCode());
_runtimeTypeHandle = runtimeTypeHandle;
}
internal unsafe static IntPtr ObjectToComInterfaceInternal(Object obj, RuntimeTypeHandle typeHnd)
{
if (obj == null)
return default(IntPtr);
#if ENABLE_WINRT
//
// Try boxing if this is a WinRT object
//
if (typeHnd.Equals(InternalTypes.IInspectable))
{
object unboxed = McgMarshal.BoxIfBoxable(obj);
//
// Marshal ReferenceImpl<T> to WinRT as IInspectable
//
if (unboxed != null)
{
obj = unboxed;
}
else
{
//
// Anything that can be casted to object[] will be boxed as object[]
//
object[] objArray = obj as object[];
if (objArray != null)
{
unboxed = McgMarshal.BoxIfBoxable(obj, typeof(object[]).TypeHandle);
if (unboxed != null)
obj = unboxed;
}
}
}
#endif //ENABLE_WINRT
//
// If this is a RCW, and the RCW is not a base class (managed class deriving from RCW class),
// QI on the RCW
//
__ComObject comObject = obj as __ComObject;
if (comObject != null && !comObject.ExtendsComObject)
{
IntPtr pComPtr = comObject.QueryInterface_NoAddRef_Internal(typeHnd, /* cacheOnly= */ false, /* throwOnQueryInterfaceFailure= */ false);
if (pComPtr == default(IntPtr))
return default(IntPtr);
McgMarshal.ComAddRef(pComPtr);
GC.KeepAlive(comObject); // make sure we don't collect the object before adding a refcount.
return pComPtr;
}
//
// Otherwise, go down the CCW code path
//
return ManagedObjectToComInterface(obj, typeHnd);
}
private static __ComObject CreateComObjectInternal(RuntimeTypeHandle classType, IntPtr pComItf)
{
Debug.Assert(!classType.IsNull());
if (classType.Equals(McgModule.s_DependencyReductionTypeRemovedTypeHandle))
{
// We should filter out the strongly typed RCW in TryGetClassInfoFromName step
#if !RHTESTCL
Environment.FailFast(McgTypeHelpers.GetDiagnosticMessageForMissingType(classType));
#else
Environment.FailFast("We should never see strongly typed RCW discarded here");
#endif
}
//Note that this doesn't run the constructor in RH but probably do in your reflection based implementation.
//If this were a real RCW, you would actually 'new' the RCW which is wrong. Fortunately in CoreCLR we don't have
//this scenario so we are OK, but we should figure out a way to fix this by having a runtime API.
object newClass = InteropExtensions.RuntimeNewObject(classType);
Debug.Assert(newClass is __ComObject);
__ComObject newObj = InteropExtensions.UncheckedCast<__ComObject>(newClass);
IntPtr pfnCtor = AddrOfIntrinsics.AddrOf<AddrOfIntrinsics.AddrOfAttachingCtor>(__ComObject.AttachingCtor);
CalliIntrinsics.Call<int>(pfnCtor, newObj, pComItf, classType);
return newObj;
}
/// <summary>
/// Returns the existing RCW or create a new RCW from the COM interface pointer
/// NOTE: This does unboxing unless CreateComObjectFlags.SkipTypeResolutionAndUnboxing is specified
/// </summary>
/// <param name="expectedContext">
/// The current context of this thread. If it is passed and is not Default, we'll check whether the
/// returned RCW from cache matches this expected context. If it is not a match (from a different
/// context, and is not free threaded), we'll go ahead ignoring the cached entry, and create a new
/// RCW instead - which will always end up in the current context
/// We'll skip the check if current == ContextCookie.Default.
/// </param>
internal static object ComInterfaceToComObjectInternal(
IntPtr pComItf,
IntPtr pComIdentityIUnknown,
RuntimeTypeHandle interfaceType,
RuntimeTypeHandle classTypeInSignature,
ContextCookie expectedContext,
CreateComObjectFlags flags
)
{
string className;
object obj = ComInterfaceToComObjectInternal_NoCache(
pComItf,
pComIdentityIUnknown,
interfaceType,
classTypeInSignature,
expectedContext,
flags,
out className
);
//
// The assumption here is that if the classInfoInSignature is null and interfaceTypeInfo
// is either IUnknow and IInspectable we need to try unboxing.
//
bool doUnboxingCheck =
(flags & CreateComObjectFlags.SkipTypeResolutionAndUnboxing) == 0 &&
obj != null &&
classTypeInSignature.IsNull() &&
(interfaceType.Equals(InternalTypes.IUnknown) ||
interfaceType.IsIInspectable());
if (doUnboxingCheck)
{
//
// Try unboxing
// Even though this might just be a IUnknown * from the signature, we still attempt to unbox
// if it implements IInspectable
//
// @TODO - We might need to optimize this by pre-checking the names to see if they
// potentially represents a boxed type, but for now let's keep it simple and I also don't
// want to replicate the knowledge here
// @TODO2- We probably should skip the creating the COM object in the first place.
//
// NOTE: the RCW here could be a cached one (for a brief time if GC doesn't kick in. as there
// is nothing to hold the RCW alive for IReference<T> RCWs), so this could save us a RCW
// creation cost potentially. Desktop CLR doesn't do this. But we also paying for unnecessary
// cache management cost, and it is difficult to say which way is better without proper
// measuring
//
object unboxedObj = McgMarshal.UnboxIfBoxed(obj, className);
if (unboxedObj != null)
return unboxedObj;
}
//
// In order for variance to work, we save the incoming interface pointer as specified in the
// signature into the cache, so that we know this RCW does support this interface and variance
// can take advantage of that later
// NOTE: In some cases, native might pass a WinRT object as a 'compatible' interface, for example,
// pass IVector<IFoo> as IVector<Object> because they are 'compatible', but QI for IVector<object>
// won't succeed. In this case, we'll just believe it implements IVector<Object> as in the
// signature while the underlying interface pointer is actually IVector<IFoo>
//
__ComObject comObject = obj as __ComObject;
if (comObject != null)
{
McgMarshal.ComAddRef(pComItf);
try
{
comObject.InsertIntoCache(interfaceType, ContextCookie.Current, ref pComItf, true);
}
finally
{
//
// Only release when a exception is thrown or we didn't 'swallow' the ref count by
// inserting it into the cache
//
McgMarshal.ComSafeRelease(pComItf);
}
}
return obj;
}
internal static unsafe void AssignAssociates(AssociateRecord* associates, int cAssociates, RuntimeTypeHandle declaringTypeHandle, RuntimeTypeHandle reflectedTypeHandle, out RuntimeMethodInfo addOn, out RuntimeMethodInfo removeOn, out RuntimeMethodInfo fireOn, out RuntimeMethodInfo getter, out RuntimeMethodInfo setter, out MethodInfo[] other, out bool composedOfAllPrivateMethods, out BindingFlags bindingFlags)
{
RuntimeMethodInfo info2;
RuntimeMethodInfo info3;
RuntimeMethodInfo info4;
setter = (RuntimeMethodInfo) (info2 = null);
getter = info3 = info2;
fireOn = info4 = info3;
addOn = removeOn = info4;
other = null;
Attributes attributes = Attributes.ComposedOfNoStaticMembers | Attributes.ComposedOfNoPublicMembers | Attributes.ComposedOfAllPrivateMethods | Attributes.ComposedOfAllVirtualMethods;
while (reflectedTypeHandle.IsGenericVariable())
{
reflectedTypeHandle = reflectedTypeHandle.GetRuntimeType().BaseType.GetTypeHandleInternal();
}
bool isInherited = !declaringTypeHandle.Equals(reflectedTypeHandle);
ArrayList list = new ArrayList();
for (int i = 0; i < cAssociates; i++)
{
RuntimeMethodInfo info = AssignAssociates(associates[i].MethodDefToken, declaringTypeHandle, reflectedTypeHandle);
if (info != null)
{
MethodAttributes attributes2 = info.Attributes;
bool flag2 = (attributes2 & MethodAttributes.MemberAccessMask) == MethodAttributes.Private;
bool flag3 = (attributes2 & MethodAttributes.Virtual) != MethodAttributes.PrivateScope;
MethodAttributes attributes3 = attributes2 & MethodAttributes.MemberAccessMask;
bool flag4 = attributes3 == MethodAttributes.Public;
bool flag5 = (attributes2 & MethodAttributes.Static) != MethodAttributes.PrivateScope;
if (flag4)
{
attributes &= ~Attributes.ComposedOfNoPublicMembers;
attributes &= ~Attributes.ComposedOfAllPrivateMethods;
}
else if (!flag2)
{
attributes &= ~Attributes.ComposedOfAllPrivateMethods;
}
if (flag5)
{
attributes &= ~Attributes.ComposedOfNoStaticMembers;
}
if (!flag3)
{
attributes &= ~Attributes.ComposedOfAllVirtualMethods;
}
if (associates[i].Semantics == MethodSemanticsAttributes.Setter)
{
setter = info;
}
else if (associates[i].Semantics == MethodSemanticsAttributes.Getter)
{
getter = info;
}
else if (associates[i].Semantics == MethodSemanticsAttributes.Fire)
{
fireOn = info;
}
else if (associates[i].Semantics == MethodSemanticsAttributes.AddOn)
{
addOn = info;
}
else if (associates[i].Semantics == MethodSemanticsAttributes.RemoveOn)
{
removeOn = info;
}
else
{
list.Add(info);
}
}
}
bool isPublic = (attributes & Attributes.ComposedOfNoPublicMembers) == 0;
bool isStatic = (attributes & Attributes.ComposedOfNoStaticMembers) == 0;
bindingFlags = RuntimeType.FilterPreCalculate(isPublic, isInherited, isStatic);
composedOfAllPrivateMethods = (attributes & Attributes.ComposedOfAllPrivateMethods) != 0;
other = (MethodInfo[]) list.ToArray(typeof(MethodInfo));
}
private bool FindMatchingInterfaceSlot(IntPtr moduleHandle, NativeReader nativeLayoutReader, ref NativeParser entryParser, ref ExternalReferencesTable extRefs, ref RuntimeTypeHandle declaringType, ref MethodNameAndSignature methodNameAndSignature, RuntimeTypeHandle openTargetTypeHandle, RuntimeTypeHandle[] targetTypeInstantiation, bool variantDispatch)
{
uint numTargetImplementations = entryParser.GetUnsigned();
for (uint j = 0; j < numTargetImplementations; j++)
{
uint nameAndSigToken = extRefs.GetRvaFromIndex(entryParser.GetUnsigned());
MethodNameAndSignature targetMethodNameAndSignature = GetMethodNameAndSignatureFromNativeReader(nativeLayoutReader, nameAndSigToken);
RuntimeTypeHandle targetTypeHandle = extRefs.GetRuntimeTypeHandleFromIndex(entryParser.GetUnsigned());
#if REFLECTION_EXECUTION_TRACE
ReflectionExecutionLogger.WriteLine(" Searching for GVM implementation on targe type = " + GetTypeNameDebug(targetTypeHandle));
#endif
uint numIfaceImpls = entryParser.GetUnsigned();
for (uint k = 0; k < numIfaceImpls; k++)
{
RuntimeTypeHandle implementingTypeHandle = extRefs.GetRuntimeTypeHandleFromIndex(entryParser.GetUnsigned());
uint numIfaceSigs = entryParser.GetUnsigned();
if (!openTargetTypeHandle.Equals(implementingTypeHandle))
{
// Skip over signatures data
for (uint l = 0; l < numIfaceSigs; l++)
entryParser.GetUnsigned();
continue;
}
for (uint l = 0; l < numIfaceSigs; l++)
{
RuntimeTypeHandle currentIfaceTypeHandle = default(RuntimeTypeHandle);
NativeParser ifaceSigParser = new NativeParser(nativeLayoutReader, extRefs.GetRvaFromIndex(entryParser.GetUnsigned()));
IntPtr currentIfaceSigPtr = ifaceSigParser.Reader.OffsetToAddress(ifaceSigParser.Offset);
if (TypeLoaderEnvironment.Instance.GetTypeFromSignatureAndContext(currentIfaceSigPtr, targetTypeInstantiation, null, out currentIfaceTypeHandle, out currentIfaceSigPtr))
{
Debug.Assert(!currentIfaceTypeHandle.IsNull());
if ((!variantDispatch && declaringType.Equals(currentIfaceTypeHandle)) ||
(variantDispatch && RuntimeAugments.IsAssignableFrom(declaringType, currentIfaceTypeHandle)))
{
#if REFLECTION_EXECUTION_TRACE
ReflectionExecutionLogger.WriteLine(" " + (declaringType.Equals(currentIfaceTypeHandle) ? "Exact" : "Variant-compatible") + " match found on this target type!");
#endif
// We found the GVM slot target for the input interface GVM call, so let's update the interface GVM slot and return success to the caller
declaringType = targetTypeHandle;
methodNameAndSignature = targetMethodNameAndSignature;
return true;
}
}
}
}
}
return false;
}
public override bool HasTarget => _type == null; // target is a type name
internal CallStaticMethodBinder(RuntimeTypeHandle type, string name, RuntimeTypeHandle classContext, RuntimeTypeHandle returnType, int genericParams)
: base(returnType, genericParams)
{
_type = type.Equals(default(RuntimeTypeHandle)) ? null : Type.GetTypeFromHandle(type);
_name = name;
_classCtx = classContext.Equals(default(RuntimeTypeHandle)) ? null : Type.GetTypeFromHandle(classContext);
}
public static unsafe IntPtr Get(RuntimeTypeHandle constraintType, RuntimeMethodHandle constrainedMethod)
{
lock (s_genericConstrainedCallDescs)
{
// Get list of constrained call descs associated with a given type
LowLevelList<IntPtr> associatedCallDescs;
if (!s_genericConstrainedCallDescs.TryGetValue(constraintType, out associatedCallDescs))
{
associatedCallDescs = new LowLevelList<IntPtr>();
s_genericConstrainedCallDescs.Add(constraintType, associatedCallDescs);
}
// Perform linear scan of associated call descs to see if one matches
for (int i = 0; i < associatedCallDescs.Count; i++)
{
GenericConstrainedCallDesc* callDesc = (GenericConstrainedCallDesc*)associatedCallDescs[i];
Debug.Assert(constraintType.Equals(callDesc->_constraintType));
if (callDesc->_constrainedMethod != constrainedMethod)
{
continue;
}
// Found matching entry.
return associatedCallDescs[i];
}
// Did not find match, allocate a new one and add it to the lookup list
IntPtr newCallDescPtr = MemoryHelpers.AllocateMemory(sizeof(GenericConstrainedCallDesc));
GenericConstrainedCallDesc* newCallDesc = (GenericConstrainedCallDesc*)newCallDescPtr;
newCallDesc->_exactTarget = IntPtr.Zero;
if (RuntimeAugments.IsValueType(constraintType))
{
newCallDesc->_lookupFunc = s_resolveCallOnValueTypeFuncPtr;
}
else
{
newCallDesc->_lookupFunc = s_resolveCallOnReferenceTypeFuncPtr;
}
newCallDesc->_constraintType = constraintType;
newCallDesc->_constrainedMethod = constrainedMethod;
associatedCallDescs.Add(newCallDescPtr);
return newCallDescPtr;
}
}
internal int Lookup(RuntimeTypeHandle handle)
{
for (int slot = GetFirst(handle.GetHashCode()); slot >= 0; slot = GetNext(slot))
{
int index = GetIndex(slot);
if (handle.Equals(m_getHandle(index)))
{
return index;
}
}
return -1;
}
public static bool IsOfType(this Object obj, RuntimeTypeHandle handle)
{
return handle.Equals(obj.GetType().TypeHandle);
}
void InternalSerializeWithSurrogate(XmlWriterDelegator xmlWriter, object obj, bool isDeclaredType, bool writeXsiType, int declaredTypeID, RuntimeTypeHandle declaredTypeHandle)
{
RuntimeTypeHandle objTypeHandle = isDeclaredType ? declaredTypeHandle : Type.GetTypeHandle(obj);
object oldObj = obj;
int objOldId = 0;
Type objType = Type.GetTypeFromHandle(objTypeHandle);
Type declaredType = GetSurrogatedType(Type.GetTypeFromHandle(declaredTypeHandle));
if (TD.DCSerializeWithSurrogateStartIsEnabled())
{
TD.DCSerializeWithSurrogateStart(declaredType.FullName);
}
declaredTypeHandle = declaredType.TypeHandle;
obj = DataContractSerializer.SurrogateToDataContractType(dataContractSurrogate, obj, declaredType, ref objType);
objTypeHandle = objType.TypeHandle;
if (oldObj != obj)
objOldId = SerializedObjects.ReassignId(0, oldObj, obj);
if (writeXsiType)
{
declaredType = Globals.TypeOfObject;
SerializeWithXsiType(xmlWriter, obj, objTypeHandle, objType, -1, declaredType.TypeHandle, declaredType);
}
else if (declaredTypeHandle.Equals(objTypeHandle))
{
DataContract contract = GetDataContract(objTypeHandle, objType);
SerializeWithoutXsiType(contract, xmlWriter, obj, declaredTypeHandle);
}
else
{
SerializeWithXsiType(xmlWriter, obj, objTypeHandle, objType, -1, declaredTypeHandle, declaredType);
}
if (oldObj != obj)
SerializedObjects.ReassignId(objOldId, obj, oldObj);
if (TD.DCSerializeWithSurrogateStopIsEnabled())
{
TD.DCSerializeWithSurrogateStop();
}
}
public static IMapHandler Create(PropertyInfo propmeta)
{
System.RuntimeTypeHandle handle = propmeta.PropertyType.TypeHandle;
if (handle.Equals(RTHString))
{
return(new MapHandler <T, String>(propmeta, (reader, index) => reader[index].ToString(), x => x));
}
else if (handle.Equals(RTHInt))
{
return(new MapHandler <T, Int32>(propmeta, (reader, index) => reader.GetInt32(index),
x => { Int32 tmp; int.TryParse(x, out tmp); return tmp; }));
}
else if (handle.Equals(RTHIntNullable))
{
return(new MapHandler <T, Nullable <Int32> >(propmeta, (reader, index) => reader.IsDBNull(index) ? default(Nullable <Int32>) : reader.GetInt32(index),
x => { Int32 tmp; return int.TryParse(x, out tmp) ? tmp : default(Nullable <Int32>); }));
}
else if (handle.Equals(RTHDateTime))
{
return(new MapHandler <T, DateTime>(propmeta, (reader, index) => reader.GetDateTime(index),
x => { DateTime tmp; DateTime.TryParse(x, out tmp); return tmp; }));
}
else if (handle.Equals(RTHDateTimeNullable))
{
return(new MapHandler <T, Nullable <DateTime> >(propmeta, (reader, index) => reader.IsDBNull(index) ? default(Nullable <DateTime>) : reader.GetDateTime(index),
x => { DateTime tmp; return DateTime.TryParse(x, out tmp) ? tmp : default(Nullable <DateTime>); }));
}
else if (handle.Equals(RTHGuid))
{
return(new MapHandler <T, Guid>(propmeta, (reader, index) => reader.GetGuid(index),
x => { Guid tmp; Guid.TryParse(x, out tmp); return tmp; }));
}
else if (handle.Equals(RTHGuidNullable))
{
return(new MapHandler <T, Nullable <Guid> >(propmeta, (reader, index) => reader.IsDBNull(index) ? default(Nullable <Guid>) : reader.GetGuid(index),
x => { Guid tmp; return Guid.TryParse(x, out tmp) ? tmp : default(Nullable <Guid>); }));
}
else if (handle.Equals(RTHDouble))
{
return(new MapHandler <T, double>(propmeta, (reader, index) => reader.GetDouble(index),
x => { double tmp; double.TryParse(x, out tmp); return tmp; }));
}
else if (handle.Equals(RTHDoubleNullable))
{
return(new MapHandler <T, Nullable <double> >(propmeta, (reader, index) => reader.IsDBNull(index) ? default(Nullable <double>) : reader.GetDouble(index),
x => { double tmp; return double.TryParse(x, out tmp) ? tmp : default(Nullable <double>); }));
}
else if (handle.Equals(RTHInt64))
{
return(new MapHandler <T, long>(propmeta, (reader, index) => reader.GetInt64(index),
x => { long tmp; long.TryParse(x, out tmp); return tmp; }));
}
else if (handle.Equals(RTHInt64Nullable))
{
return(new MapHandler <T, Nullable <long> >(propmeta, (reader, index) => reader.IsDBNull(index) ? default(Nullable <long>) : reader.GetInt64(index),
x => { long tmp; return long.TryParse(x, out tmp) ? tmp : default(Nullable <long>); }));
}
else if (handle.Equals(RTHInt16))
{
return(new MapHandler <T, short>(propmeta, (reader, index) => reader.GetInt16(index),
x => { short tmp; short.TryParse(x, out tmp); return tmp; }));
}
else if (handle.Equals(RTHInt16Nullable))
{
return(new MapHandler <T, Nullable <short> >(propmeta, (reader, index) => reader.IsDBNull(index) ? default(Nullable <short>) : reader.GetInt16(index),
x => { short tmp; return short.TryParse(x, out tmp) ? tmp : default(Nullable <short>); }));
}
else if (handle.Equals(RTHBool))
{
return(new MapHandler <T, bool>(propmeta, (reader, index) => reader.GetBoolean(index),
x => { bool tmp; bool.TryParse(x, out tmp); return tmp; }));
}
else if (handle.Equals(RTHBoolNullable))
{
return(new MapHandler <T, Nullable <bool> >(propmeta, (reader, index) => reader.IsDBNull(index) ? default(Nullable <bool>) : reader.GetBoolean(index),
x => { bool tmp; return bool.TryParse(x, out tmp) ? tmp : default(Nullable <bool>); }));
}
else if (handle.Equals(RTHChar))
{
return(new MapHandler <T, char>(propmeta, (reader, index) => reader.GetChar(index),
x => { char tmp; char.TryParse(x, out tmp); return tmp; }));
}
else if (handle.Equals(RTHCharNullable))
{
return(new MapHandler <T, Nullable <char> >(propmeta, (reader, index) => reader.IsDBNull(index) ? default(Nullable <char>) : reader.GetChar(index),
x => { char tmp; return char.TryParse(x, out tmp) ? tmp : default(Nullable <char>); }));
}
else if (handle.Equals(RTHBytes))
{
return(new MapHandler <T, byte[]>(propmeta, (reader, index) => reader.IsDBNull(index) ? default(byte[]) : (byte[])reader.GetValue(index),
x => string.IsNullOrEmpty(x) ? default(byte[]) : System.Text.Encoding.UTF8.GetBytes(x)));
}
else if (propmeta.PropertyType.IsEnum)
{
return(new MapHandler <T>(propmeta));
}
else
{
return(new MapHandler(propmeta));
}
}
internal static unsafe void AssignAssociates(
AssociateRecord* associates,
int cAssociates,
RuntimeTypeHandle declaringTypeHandle,
RuntimeTypeHandle reflectedTypeHandle,
out RuntimeMethodInfo addOn,
out RuntimeMethodInfo removeOn,
out RuntimeMethodInfo fireOn,
out RuntimeMethodInfo getter,
out RuntimeMethodInfo setter,
out MethodInfo[] other,
out bool composedOfAllPrivateMethods,
out BindingFlags bindingFlags)
{
addOn = removeOn = fireOn = getter = setter = null;
other = null;
Attributes attributes =
Attributes.ComposedOfAllPrivateMethods |
Attributes.ComposedOfAllVirtualMethods |
Attributes.ComposedOfNoPublicMembers |
Attributes.ComposedOfNoStaticMembers;
while(reflectedTypeHandle.IsGenericVariable())
reflectedTypeHandle = reflectedTypeHandle.GetRuntimeType().BaseType.GetTypeHandleInternal();
bool isInherited = !declaringTypeHandle.Equals(reflectedTypeHandle);
ArrayList otherList = new ArrayList();
for (int i = 0; i < cAssociates; i++)
{
#region Assign each associate
RuntimeMethodInfo associateMethod =
AssignAssociates(associates[i].MethodDefToken, declaringTypeHandle, reflectedTypeHandle);
if (associateMethod == null)
continue;
MethodAttributes methAttr = associateMethod.Attributes;
bool isPrivate =(methAttr & MethodAttributes.MemberAccessMask) == MethodAttributes.Private;
bool isVirtual =(methAttr & MethodAttributes.Virtual) != 0;
MethodAttributes visibility = methAttr & MethodAttributes.MemberAccessMask;
bool isPublic = visibility == MethodAttributes.Public;
bool isNonProtectedInternal = visibility == MethodAttributes.Assembly;
bool isStatic =(methAttr & MethodAttributes.Static) != 0;
if (isPublic)
{
attributes &= ~Attributes.ComposedOfNoPublicMembers;
attributes &= ~Attributes.ComposedOfAllPrivateMethods;
}
else if (!isPrivate)
{
attributes &= ~Attributes.ComposedOfAllPrivateMethods;
}
if (isStatic)
attributes &= ~Attributes.ComposedOfNoStaticMembers;
if (!isVirtual)
attributes &= ~Attributes.ComposedOfAllVirtualMethods;
#endregion
if (associates[i].Semantics == MethodSemanticsAttributes.Setter)
setter = associateMethod;
else if (associates[i].Semantics == MethodSemanticsAttributes.Getter)
getter = associateMethod;
else if (associates[i].Semantics == MethodSemanticsAttributes.Fire)
fireOn = associateMethod;
else if (associates[i].Semantics == MethodSemanticsAttributes.AddOn)
addOn = associateMethod;
else if (associates[i].Semantics == MethodSemanticsAttributes.RemoveOn)
removeOn = associateMethod;
else
otherList.Add(associateMethod);
}
bool isPseudoPublic = (attributes & Attributes.ComposedOfNoPublicMembers) == 0;
bool isPseudoStatic = (attributes & Attributes.ComposedOfNoStaticMembers) == 0;
bindingFlags = RuntimeType.FilterPreCalculate(isPseudoPublic, isInherited, isPseudoStatic);
composedOfAllPrivateMethods =(attributes & Attributes.ComposedOfAllPrivateMethods) != 0;
other = (MethodInfo[])otherList.ToArray(typeof(MethodInfo));
}
internal static unsafe RuntimeMethodInfo AssignAssociates(
int tkMethod,
RuntimeTypeHandle declaredTypeHandle,
RuntimeTypeHandle reflectedTypeHandle)
{
if (MetadataToken.IsNullToken(tkMethod))
return null;
ASSERT.PRECONDITION(!declaredTypeHandle.IsNullHandle());
ASSERT.PRECONDITION(!reflectedTypeHandle.IsNullHandle());
bool isInherited = !declaredTypeHandle.Equals(reflectedTypeHandle);
RuntimeMethodHandle associateMethodHandle = declaredTypeHandle.GetModuleHandle().ResolveMethodHandle(tkMethod, declaredTypeHandle.GetInstantiation(), new RuntimeTypeHandle[0]);
//RuntimeMethodHandle associateMethodHandle = declaredTypeHandle.GetMethodFromToken(tkMethod);
ASSERT.CONSISTENCY_CHECK(!associateMethodHandle.IsNullHandle(), "Failed to resolve associateRecord methodDef token");
MethodAttributes methAttr = associateMethodHandle.GetAttributes();
bool isPrivate =(methAttr & MethodAttributes.MemberAccessMask) == MethodAttributes.Private;
bool isVirtual =(methAttr & MethodAttributes.Virtual) != 0;
if (isInherited)
{
// ECMA MethodSemantics: "All methods for a given Property or Event shall have the same accessibility
//(ie the MemberAccessMask subfield of their Flags row) and cannot be CompilerControlled [CLS]"
// Consequently, a property may be composed of public and private methods. If the declared type !=
// the reflected type, the private methods should not be exposed. Note that this implies that the
// identity of a property includes it's reflected type.
if (isPrivate)
return null;
// Note this is the first time the property was encountered walking from the most derived class
// towards the base class. It would seem to follow that any associated methods would not
// be overriden -- but this is not necessarily true. A more derived class may have overriden a
// virtual method associated with a property in a base class without associating the override with
// the same or any property in the derived class.
if (isVirtual)
{
bool declaringTypeIsClass =
(declaredTypeHandle.GetAttributes() & TypeAttributes.ClassSemanticsMask) == TypeAttributes.Class;
ASSERT.CONSISTENCY_CHECK(LOGIC.BIJECTION(declaringTypeIsClass,
(reflectedTypeHandle.GetAttributes() & TypeAttributes.ClassSemanticsMask) == TypeAttributes.Class));
// It makes no sense to search for a virtual override of a method declared on an interface.
if (declaringTypeIsClass)
{
int slot = associateMethodHandle.GetSlot();
// Find the override visible from the reflected type
associateMethodHandle = reflectedTypeHandle.GetMethodAt(slot);
}
}
}
MethodAttributes visibility = methAttr & MethodAttributes.MemberAccessMask;
bool isPublic = visibility == MethodAttributes.Public;
bool isNonProtectedInternal = visibility == MethodAttributes.Assembly;
bool isStatic =(methAttr & MethodAttributes.Static) != 0;
RuntimeMethodInfo associateMethod =
RuntimeType.GetMethodBase(reflectedTypeHandle, associateMethodHandle) as RuntimeMethodInfo;
// suppose a property was mapped to a method not in the derivation hierarchy of the reflectedTypeHandle
if (associateMethod == null)
associateMethod = reflectedTypeHandle.GetRuntimeType().Module.ResolveMethod(tkMethod, null, null) as RuntimeMethodInfo;
return associateMethod;
}