89 lines
4.8 KiB
C#
89 lines
4.8 KiB
C#
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/*
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Copyright (C) 2014-2019 de4dot@gmail.com
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This file is part of dnSpy
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dnSpy is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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dnSpy is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with dnSpy. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.Diagnostics;
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using System.Threading;
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namespace dnSpy.Debugger.DotNet.Metadata.Impl {
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sealed class DmdConstructorRef : DmdConstructorInfoBase {
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public override DmdAppDomain AppDomain => declaringTypeRef.AppDomain;
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public override string Name { get; }
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public override DmdType? DeclaringType => __resolvedConstructor_DONT_USE?.DeclaringType ?? declaringTypeRef;
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public override DmdType? ReflectedType => DeclaringType;
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public override bool IsMetadataReference => true;
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public override int MetadataToken => ResolvedConstructor.MetadataToken;
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public override DmdMethodImplAttributes MethodImplementationFlags => ResolvedConstructor.MethodImplementationFlags;
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public override DmdMethodAttributes Attributes => ResolvedConstructor.Attributes;
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public override uint RVA => ResolvedConstructor.RVA;
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public override bool IsGenericMethodDefinition => methodSignature.GenericParameterCount != 0;
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public override bool IsGenericMethod => methodSignature.GenericParameterCount != 0;
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DmdConstructorDef ResolvedConstructor => GetResolvedConstructor(throwOnError: true)!;
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DmdConstructorDef? GetResolvedConstructor(bool throwOnError) {
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if (__resolvedConstructor_DONT_USE is not null)
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return __resolvedConstructor_DONT_USE;
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DmdConstructorDef? newResolvedCtor = null;
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var declType = declaringTypeRef.Resolve(throwOnError);
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if (declType is not null) {
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var nonGenericInstDeclType = declType.IsGenericType ? declType.GetGenericTypeDefinition() : declType;
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var nonGenericInstDeclTypeMethod = nonGenericInstDeclType?.GetMethod(Name, rawMethodSignature, throwOnError: false) as DmdConstructorDef;
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if (nonGenericInstDeclTypeMethod is not null) {
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newResolvedCtor = (object?)nonGenericInstDeclTypeMethod.DeclaringType == declType ?
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nonGenericInstDeclTypeMethod :
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declType.GetMethod(nonGenericInstDeclTypeMethod.Module, nonGenericInstDeclTypeMethod.MetadataToken) as DmdConstructorDef;
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Debug2.Assert(newResolvedCtor is not null);
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}
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}
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if (newResolvedCtor is not null) {
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Interlocked.CompareExchange(ref __resolvedConstructor_DONT_USE, newResolvedCtor, null);
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Debug.Assert(DmdMemberInfoEqualityComparer.DefaultMember.Equals(__resolvedConstructor_DONT_USE!.ReflectedType, declaringTypeRef));
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return __resolvedConstructor_DONT_USE;
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}
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if (throwOnError)
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throw new MethodResolveException(this);
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return null;
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}
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volatile DmdConstructorDef? __resolvedConstructor_DONT_USE;
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readonly DmdType declaringTypeRef;
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readonly DmdMethodSignature rawMethodSignature;
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readonly DmdMethodSignature methodSignature;
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public DmdConstructorRef(DmdType declaringTypeRef, string name, DmdMethodSignature rawMethodSignature, DmdMethodSignature methodSignature) {
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this.declaringTypeRef = declaringTypeRef ?? throw new ArgumentNullException(nameof(declaringTypeRef));
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Name = name ?? throw new ArgumentNullException(nameof(name));
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this.rawMethodSignature = rawMethodSignature ?? throw new ArgumentNullException(nameof(rawMethodSignature));
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this.methodSignature = methodSignature ?? throw new ArgumentNullException(nameof(methodSignature));
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}
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public override DmdConstructorInfo? Resolve(bool throwOnError) => GetResolvedConstructor(throwOnError);
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public override ReadOnlyCollection<DmdParameterInfo> GetParameters() => ResolvedConstructor.GetParameters();
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public override ReadOnlyCollection<DmdType> GetGenericArguments() => methodSignature.GenericParameterCount == 0 ? ReadOnlyCollectionHelpers.Empty<DmdType>() : ResolvedConstructor.GetGenericArguments();
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public override DmdMethodBody? GetMethodBody() => ResolvedConstructor.GetMethodBody();
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internal override DmdMethodBody? GetMethodBody(IList<DmdType> genericMethodArguments) => ResolvedConstructor.GetMethodBody(genericMethodArguments);
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public override DmdMethodSignature GetMethodSignature() => methodSignature;
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public override ReadOnlyCollection<DmdCustomAttributeData> GetCustomAttributesData() => ResolvedConstructor.GetCustomAttributesData();
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public override ReadOnlyCollection<DmdCustomAttributeData> GetSecurityAttributesData() => ResolvedConstructor.GetSecurityAttributesData();
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}
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}
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