public string Gather()
{
int remainingCount = MAX_COUNT;
var resultStore = new SignatureStore();
foreach (string filePath in new SampleProvider())
{
if (0 == remainingCount--)
{
break;
}
string sig = SignatureExtractor.Extract(filePath);
resultStore.RecordSignature(sig);
}
return(resultStore.GenerateReport());
}
uint GetMethodReferenceInternedId(IMethodReference methodReference) {
Contract.Requires(methodReference != null);
var genInstanceRef = methodReference as IGenericMethodInstanceReference;
if (genInstanceRef != null) return this.GetGenericMethodInstanceReferenceInternedKey(genInstanceRef);
uint containingTypeReferenceInternedId = this.GetTypeReferenceInternId(methodReference.ContainingType);
uint requiredParameterTypesInternedId = this.GetParameterTypeListInternId(methodReference.Parameters.GetEnumerator());
uint returnValueCustomModifiersInternedId = 0;
uint genericParameterCount = methodReference.GenericParameterCount;
if (methodReference.ReturnValueIsModified)
returnValueCustomModifiersInternedId = this.GetCustomModifierListInternId(methodReference.ReturnValueCustomModifiers.GetEnumerator());
uint returnTypeReferenceInternedId = this.GetTypeReferenceInternId(methodReference.Type);
MultiHashtable<SignatureStore>/*?*/ methods = this.MethodReferenceHashtable.Find(containingTypeReferenceInternedId);
if (methods == null) {
methods = new MultiHashtable<SignatureStore>();
this.MethodReferenceHashtable.Add(containingTypeReferenceInternedId, methods);
}
foreach (SignatureStore signatureStore in methods.GetValuesFor((uint)methodReference.Name.UniqueKey)) {
if (
signatureStore.CallingConvention == methodReference.CallingConvention
&& signatureStore.RequiredParameterListInternedId == requiredParameterTypesInternedId
&& signatureStore.ReturnValueCustomModifiersListInteredId == returnValueCustomModifiersInternedId
&& signatureStore.ReturnValueIsByRef == methodReference.ReturnValueIsByRef
&& signatureStore.ReturnTypeReferenceInternedId == returnTypeReferenceInternedId
&& signatureStore.GenericParameterCount == genericParameterCount
) {
return signatureStore.InternedId;
}
}
SignatureStore signatureStore1 = new SignatureStore(methodReference.CallingConvention, requiredParameterTypesInternedId,
0, methodReference.ReturnValueIsByRef, returnValueCustomModifiersInternedId, returnTypeReferenceInternedId, genericParameterCount,
this.CurrentMethodReferenceInternValue++);
methods.Add((uint)methodReference.Name.UniqueKey, signatureStore1);
return signatureStore1.InternedId;
}
uint GetSignatureInternId(CallingConvention callingConvention, IEnumerable<IParameterTypeInformation> parameters, IEnumerable<IParameterTypeInformation> extraArgumentTypes,
IEnumerable<ICustomModifier> returnValueCustomModifiers, bool returnValueIsByRef, ITypeReference returnType) {
Contract.Requires(parameters != null);
Contract.Requires(extraArgumentTypes != null);
Contract.Requires(returnValueCustomModifiers != null);
Contract.Requires(returnType != null);
uint requiredParameterTypesInternedId = this.GetParameterTypeListInternId(parameters.GetEnumerator());
uint extraArgumentTypesInteredId = this.GetParameterTypeListInternId(extraArgumentTypes.GetEnumerator());
uint returnValueCustomModifiersInternedId = this.GetCustomModifierListInternId(returnValueCustomModifiers.GetEnumerator());
uint returnTypeReferenceInternedId = this.GetTypeReferenceInternId(returnType);
foreach (SignatureStore signatureStore in this.SignatureHashtable.GetValuesFor(requiredParameterTypesInternedId)) {
if (
signatureStore.CallingConvention == callingConvention
&& signatureStore.RequiredParameterListInternedId == requiredParameterTypesInternedId
&& signatureStore.ExtraParameterListInternedId == extraArgumentTypesInteredId
&& signatureStore.ReturnValueCustomModifiersListInteredId == returnValueCustomModifiersInternedId
&& signatureStore.ReturnValueIsByRef == returnValueIsByRef
&& signatureStore.ReturnTypeReferenceInternedId == returnTypeReferenceInternedId
) {
return signatureStore.InternedId;
}
}
SignatureStore signatureStore1 = new SignatureStore(callingConvention, requiredParameterTypesInternedId, extraArgumentTypesInteredId, returnValueIsByRef, returnValueCustomModifiersInternedId, returnTypeReferenceInternedId, 0, this.CurrentSignatureInternValue++);
this.SignatureHashtable.Add(requiredParameterTypesInternedId, signatureStore1);
return signatureStore1.InternedId;
}
uint GetMethodReferenceInternedId(IMethodReference potentiallySpecializedMethodReference) {
Contract.Requires(potentiallySpecializedMethodReference != null);
var genInstanceRef = potentiallySpecializedMethodReference as IGenericMethodInstanceReference;
if (genInstanceRef != null) return this.GetGenericMethodInstanceReferenceInternedKey(genInstanceRef);
uint containingTypeReferenceInternedId = this.GetTypeReferenceInternId(potentiallySpecializedMethodReference.ContainingType);
// After constructing the containingTypeReferenceInternedId, perform the rest of the InternId
// calculation using the unspecialized version of the method reference. This allows
// the intern keys for methods which have overlapping type parameters to be distinguished
// if the method parameters are different on the open type.
// For instance
// interface I<T> {
// void Print(T t)
// void Print(int t)
// }
//
// We do not want the intern key for I<int>.Print(T) to match that of I<int>.Print(int)
// (This is hard to see with ToString, as Cci reports both of these methods to be "I<int>.Print(int)")
IMethodReference methodReference;
if (potentiallySpecializedMethodReference is ISpecializedMethodReference)
{
methodReference = ((ISpecializedMethodReference)potentiallySpecializedMethodReference).UnspecializedVersion;
}
else
{
methodReference = potentiallySpecializedMethodReference;
}
uint requiredParameterTypesInternedId = this.GetParameterTypeListInternId(methodReference.Parameters.GetEnumerator(), methodReference.ParameterCount);
uint returnValueCustomModifiersInternedId = 0;
uint genericParameterCount = methodReference.GenericParameterCount;
if (methodReference.ReturnValueIsModified)
returnValueCustomModifiersInternedId = this.GetCustomModifierListInternId(methodReference.ReturnValueCustomModifiers.GetEnumerator());
uint returnTypeReferenceInternedId = this.GetTypeReferenceInternId(methodReference.Type);
MultiHashtable<SignatureStore>/*?*/ methods = this.MethodReferenceHashtable.Find(containingTypeReferenceInternedId);
if (methods == null) {
methods = new MultiHashtable<SignatureStore>();
this.MethodReferenceHashtable.Add(containingTypeReferenceInternedId, methods);
}
foreach (SignatureStore signatureStore in methods.GetValuesFor((uint)methodReference.Name.UniqueKey)) {
if (
signatureStore.CallingConvention == methodReference.CallingConvention
&& signatureStore.RequiredParameterListInternedId == requiredParameterTypesInternedId
&& signatureStore.ReturnValueCustomModifiersListInteredId == returnValueCustomModifiersInternedId
&& signatureStore.ReturnValueIsByRef == methodReference.ReturnValueIsByRef
&& signatureStore.ReturnTypeReferenceInternedId == returnTypeReferenceInternedId
&& signatureStore.GenericParameterCount == genericParameterCount
) {
return signatureStore.InternedId;
}
}
SignatureStore signatureStore1 = new SignatureStore(methodReference.CallingConvention, requiredParameterTypesInternedId,
0, methodReference.ReturnValueIsByRef, returnValueCustomModifiersInternedId, returnTypeReferenceInternedId, genericParameterCount,
this.CurrentMethodReferenceInternValue++);
methods.Add((uint)methodReference.Name.UniqueKey, signatureStore1);
return signatureStore1.InternedId;
}
