internal MethodHandle(JavaClassImage image, MethodHandleInfo info)
{
Kind = info.ReferenceKind;
switch (Kind)
{
case MethodReferenceKind.GetField:
case MethodReferenceKind.GetStatic:
case MethodReferenceKind.PutField:
case MethodReferenceKind.PutStatic:
_member = new LazyValue <IMemberReference>(() => image.ResolveField(info.ReferenceIndex));
break;
case MethodReferenceKind.InvokeVirtual:
case MethodReferenceKind.InvokeStatic:
case MethodReferenceKind.InvokeSpecial:
case MethodReferenceKind.NewInvokeSpecial:
_member = new LazyValue <IMemberReference>(() => image.ResolveMethod(info.ReferenceIndex));
break;
case MethodReferenceKind.InvokeInterface:
throw new NotImplementedException();
default:
throw new ArgumentOutOfRangeException();
}
}
public bool Equals(MethodHandleInfo x, MethodHandleInfo y)
{
if (ReferenceEquals(x, y))
{
return(true);
}
if (ReferenceEquals(x, null) || ReferenceEquals(y, null))
{
return(false);
}
return(x.ReferenceKind == y.ReferenceKind && x.ReferenceIndex == y.ReferenceIndex);
}
public int GetMethodHandleIndex(MethodHandle methodHandle)
{
var info = new MethodHandleInfo
{
ReferenceKind = methodHandle.Kind,
ReferenceIndex = (ushort)GetMemberIndex(methodHandle.Member)
};
if (!_methodHandleInfos.TryGetValue(info, out int index))
{
index = AddConstant(info);
_methodHandleInfos.Add(info, index);
}
return(index);
}
internal readonly MethodType[] AdditionalBridges; // Signatures of additional methods to bridge
/// <summary>
/// Meta-factory constructor.
/// </summary>
/// <param name="caller"> Stacked automatically by VM; represents a lookup context
/// with the accessibility privileges of the caller. </param>
/// <param name="invokedType"> Stacked automatically by VM; the signature of the
/// invoked method, which includes the expected static
/// type of the returned lambda object, and the static
/// types of the captured arguments for the lambda. In
/// the event that the implementation method is an
/// instance method, the first argument in the invocation
/// signature will correspond to the receiver. </param>
/// <param name="samMethodName"> Name of the method in the functional interface to
/// which the lambda or method reference is being
/// converted, represented as a String. </param>
/// <param name="samMethodType"> Type of the method in the functional interface to
/// which the lambda or method reference is being
/// converted, represented as a MethodType. </param>
/// <param name="implMethod"> The implementation method which should be called
/// (with suitable adaptation of argument types, return
/// types, and adjustment for captured arguments) when
/// methods of the resulting functional interface instance
/// are invoked. </param>
/// <param name="instantiatedMethodType"> The signature of the primary functional
/// interface method after type variables are
/// substituted with their instantiation from
/// the capture site </param>
/// <param name="isSerializable"> Should the lambda be made serializable? If set,
/// either the target type or one of the additional SAM
/// types must extend {@code Serializable}. </param>
/// <param name="markerInterfaces"> Additional interfaces which the lambda object
/// should implement. </param>
/// <param name="additionalBridges"> Method types for additional signatures to be
/// bridged to the implementation method </param>
/// <exception cref="LambdaConversionException"> If any of the meta-factory protocol
/// invariants are violated </exception>
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: AbstractValidatingLambdaMetafactory(MethodHandles.Lookup caller, MethodType invokedType, String samMethodName, MethodType samMethodType, MethodHandle implMethod, MethodType instantiatedMethodType, boolean isSerializable, Class[] markerInterfaces, MethodType[] additionalBridges) throws LambdaConversionException
internal AbstractValidatingLambdaMetafactory(MethodHandles.Lookup caller, MethodType invokedType, String samMethodName, MethodType samMethodType, MethodHandle implMethod, MethodType instantiatedMethodType, bool isSerializable, Class[] markerInterfaces, MethodType[] additionalBridges)
{
if ((caller.LookupModes() & MethodHandles.Lookup.PRIVATE) == 0)
{
throw new LambdaConversionException(string.Format("Invalid caller: {0}", caller.LookupClass().Name));
}
this.TargetClass = caller.LookupClass();
this.InvokedType = invokedType;
this.SamBase = invokedType.ReturnType();
this.SamMethodName = samMethodName;
this.SamMethodType = samMethodType;
this.ImplMethod = implMethod;
this.ImplInfo = caller.RevealDirect(implMethod);
this.ImplKind = ImplInfo.ReferenceKind;
this.ImplIsInstanceMethod = ImplKind == MethodHandleInfo.REF_invokeVirtual || ImplKind == MethodHandleInfo.REF_invokeSpecial || ImplKind == MethodHandleInfo.REF_invokeInterface;
this.ImplDefiningClass = ImplInfo.DeclaringClass;
this.ImplMethodType = ImplInfo.MethodType;
this.InstantiatedMethodType = instantiatedMethodType;
this.IsSerializable = isSerializable;
this.MarkerInterfaces = markerInterfaces;
this.AdditionalBridges = additionalBridges;
if (!SamBase.Interface)
{
throw new LambdaConversionException(string.Format("Functional interface {0} is not an interface", SamBase.Name));
}
foreach (Class c in markerInterfaces)
{
if (!c.Interface)
{
throw new LambdaConversionException(string.Format("Marker interface {0} is not an interface", c.Name));
}
}
}
protected bool Equals(MethodHandleInfo other)
{
return(ReferenceKind == other.ReferenceKind && ReferenceIndex == other.ReferenceIndex);
}
public override String ToString()
{
return(MethodHandleInfo.ToString(ReferenceKind, DeclaringClass, Name, MethodType));
}
public int GetHashCode(MethodHandleInfo obj)
{
return(((byte)obj.ReferenceKind << 16) | obj.ReferenceIndex);
}
public override String ToString()
{
String implKind = MethodHandleInfo.referenceKindToString(ImplMethodKind_Renamed);
return(string.Format("SerializedLambda[{0}={1}, {2}={3}.{4}:{5}, " + "{6}={7} {8}.{9}:{10}, {11}={12}, {13}={14:D}]", "capturingClass", CapturingClass_Renamed, "functionalInterfaceMethod", FunctionalInterfaceClass_Renamed, FunctionalInterfaceMethodName_Renamed, FunctionalInterfaceMethodSignature_Renamed, "implementation", implKind, ImplClass_Renamed, ImplMethodName_Renamed, ImplMethodSignature_Renamed, "instantiatedMethodType", InstantiatedMethodType_Renamed, "numCaptured", CapturedArgs.Length));
}
