private RuntimeComposition.RuntimeImport ReadRuntimeImport()
{
using (this.Trace("RuntimeImport"))
{
var flags = (RuntimeImportFlags)this.reader.ReadByte();
var cardinality =
flags.HasFlag(RuntimeImportFlags.CardinalityOneOrZero) ? ImportCardinality.OneOrZero :
flags.HasFlag(RuntimeImportFlags.CardinalityExactlyOne) ? ImportCardinality.ExactlyOne :
ImportCardinality.ZeroOrMore;
bool isExportFactory = flags.HasFlag(RuntimeImportFlags.IsExportFactory);
MemberRef importingMember = default(MemberRef);
ParameterRef importingParameter = default(ParameterRef);
if (flags.HasFlag(RuntimeImportFlags.IsParameter))
{
importingParameter = this.ReadParameterRef();
}
else
{
importingMember = this.ReadMemberRef();
}
var importingSiteTypeRef = this.ReadTypeRef();
var satisfyingExports = this.ReadList(this.reader, this.ReadRuntimeExport);
var metadata = this.ReadMetadata();
IReadOnlyList <string> exportFactorySharingBoundaries = isExportFactory
? this.ReadList(this.reader, this.ReadString)
: ImmutableList <string> .Empty;
return(importingMember.IsEmpty
? new RuntimeComposition.RuntimeImport(
importingParameter,
importingSiteTypeRef,
cardinality,
satisfyingExports,
flags.HasFlag(RuntimeImportFlags.IsNonSharedInstanceRequired),
isExportFactory,
metadata,
exportFactorySharingBoundaries)
: new RuntimeComposition.RuntimeImport(
importingMember,
importingSiteTypeRef,
cardinality,
satisfyingExports,
flags.HasFlag(RuntimeImportFlags.IsNonSharedInstanceRequired),
isExportFactory,
metadata,
exportFactorySharingBoundaries));
}
}
protected ParameterRef ReadParameterRef()
{
using (this.Trace(nameof(ParameterRef)))
{
if (this.TryPrepareDeserializeReusableObject(out uint id, out ParameterRef value))
{
var method = this.ReadMethodRef();
var parameterIndex = this.reader.ReadByte();
value = new ParameterRef(method, parameterIndex);
this.OnDeserializedReusableObject(id, value);
}
return(value);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ImportDefinitionBinding"/> class
/// to represent a parameter in an importing constructor.
/// </summary>
public ImportDefinitionBinding(
ImportDefinition importDefinition,
TypeRef composablePartType,
ParameterRef importingConstructorParameter,
TypeRef importingSiteTypeRef,
TypeRef importingSiteTypeWithoutCollectionRef)
{
Requires.NotNull(importDefinition, nameof(importDefinition));
Requires.NotNull(composablePartType, nameof(composablePartType));
Requires.NotNull(importingSiteTypeRef, nameof(importingSiteTypeRef));
Requires.NotNull(importingSiteTypeWithoutCollectionRef, nameof(importingSiteTypeWithoutCollectionRef));
this.ImportDefinition = importDefinition;
this.ComposablePartTypeRef = composablePartType;
this.ImportingParameterRef = importingConstructorParameter;
this.ImportingSiteTypeRef = importingSiteTypeRef;
this.ImportingSiteTypeWithoutCollectionRef = importingSiteTypeWithoutCollectionRef;
}
private ParameterRef Scramble(ParameterRef importingParameterRef)
{
if (importingParameterRef.IsEmpty)
{
return(default(ParameterRef));
}
if (importingParameterRef.Constructor.IsEmpty)
{
return(new ParameterRef(
this.Scramble(importingParameterRef.Method),
importingParameterRef.ParameterIndex));
}
else
{
return(new ParameterRef(
this.Scramble(importingParameterRef.Constructor),
importingParameterRef.ParameterIndex));
}
}
public void EnsureNoArrangentIsAppliedToNonMatchingParameterInvocationFunc()
{
// Given
var type = typeof(IFooFuncValueTypeParameterRef <int>);
var methodName = nameof(IFooFuncValueTypeParameterRef <int> .MethodWithOneParameter);
var signature = type.GetMethod(methodName) ?? throw new MethodInfoException(type, methodName);
var refParameterFeature = new ParameterRef(signature, new object?[] { 13 });
var invocation = new Invocation(signature, refParameterFeature);
var arrangment = new RefParameterArrangement <int>(signature, "WrongParameterName", 42);
// When
arrangment.ApplyTo(invocation);
// Then
Assert.True(invocation.HasFeature <IParameterRef>());
var feature = invocation.GetFeature <IParameterRef>();
Assert.Single(feature.RefParameterCollection);
var parameter = feature.RefParameterCollection.Single();
Assert.Equal(13, parameter.Value);
}
public void CanApplyWithMatchingSignatureReturnsTrueFunc()
{
// Given
var type = typeof(IFooFuncValueTypeParameterRef <int>);
var methodName = nameof(IFooFuncValueTypeParameterRef <int> .MethodWithOneParameter);
var signature = type.GetMethod(methodName) ?? throw new MethodInfoException(type, methodName);
var refParameterFeature = new ParameterRef(signature, new object?[] { 13 });
var invocation = new Invocation(signature, refParameterFeature);
var arrangment = new RefParameterArrangement <int>(signature, "first", 42);
// When
var canApply = arrangment.CanApplyTo(invocation);
// Then
Assert.True(canApply);
Assert.True(invocation.HasFeature <IParameterRef>());
var feature = invocation.GetFeature <IParameterRef>();
Assert.Single(feature.RefParameterCollection);
var parameter = feature.RefParameterCollection.Single();
Assert.Equal(13, parameter.Value);
}
public void ApplySequenceOfReferenceTypeRefParametersArrangement()
{
// Given
var value1 = new object();
var value2 = new object();
var value3 = new object();
var type = typeof(IFooActionReferenceTypeParameterRef <object>);
var methodName = nameof(IFooActionReferenceTypeParameterRef <object> .MethodWithOneParameter);
var signature = type.GetMethod(methodName) ?? throw new MethodInfoException(type, methodName);
var refParameterFeature = new ParameterRef(signature, new object[] { 9 });
var invocation = new Invocation(signature, refParameterFeature);
var arrangment = new RefParameterSequenceArrangement <object?>(
signature, "first", new List <object?> {
value1, value2, value3
});
// When
var feature = invocation.GetFeature <IParameterRef>();
arrangment.ApplyTo(invocation);
var first = feature.RefParameterCollection.First().Value;
arrangment.ApplyTo(invocation);
var second = feature.RefParameterCollection.First().Value;
arrangment.ApplyTo(invocation);
var third = feature.RefParameterCollection.First().Value;
arrangment.ApplyTo(invocation);
var fourth = feature.RefParameterCollection.First().Value;
// Then
Assert.Equal(value1, first);
Assert.Equal(value2, second);
Assert.Equal(value3, third);
Assert.Equal(value3, fourth);
}
public void ApplyValueTypeRefParameterArrangement()
{
// Given
var type = typeof(IFooActionValueTypeParameterRef <int>);
var methodName = nameof(IFooActionValueTypeParameterRef <int> .MethodWithOneParameter);
var signature = type.GetMethod(methodName) ?? throw new MethodInfoException(type, methodName);
var refParameterFeature = new ParameterRef(signature, new object?[] { 13 });
var invocation = new Invocation(signature, refParameterFeature);
var arrangment = new RefParameterArrangement <int>(signature, "first", 42);
// When
arrangment.ApplyTo(invocation);
// Then
Assert.True(invocation.HasFeature <IParameterRef>());
var feature = invocation.GetFeature <IParameterRef>();
Assert.Single(feature.RefParameterCollection);
var parameter = feature.RefParameterCollection.Single();
Assert.Equal("first", parameter.Name);
Assert.Equal(typeof(int), parameter.Type);
Assert.Equal(42, parameter.Value);
}
private ImportDefinitionBinding CreateImport(ParameterInfo parameter, ImmutableHashSet <IImportSatisfiabilityConstraint> importConstraints)
{
ImportDefinition result;
Assumes.True(this.TryCreateImportDefinition(parameter.ParameterType, parameter, importConstraints, out result));
return(new ImportDefinitionBinding(result, TypeRef.Get(parameter.Member.DeclaringType, this.Resolver), ParameterRef.Get(parameter, this.Resolver)));
}
public RuntimeImport(ParameterRef importingParameterRef, TypeRef importingSiteTypeRef, TypeRef importingSiteTypeWithoutCollectionRef, ImportCardinality cardinality, IReadOnlyList <RuntimeExport> satisfyingExports, bool isNonSharedInstanceRequired, bool isExportFactory, IReadOnlyDictionary <string, object> metadata, IReadOnlyCollection <string> exportFactorySharingBoundaries)
: this(importingSiteTypeRef, importingSiteTypeWithoutCollectionRef, cardinality, satisfyingExports, isNonSharedInstanceRequired, isExportFactory, metadata, exportFactorySharingBoundaries)
{
this.ImportingParameterRef = importingParameterRef;
}
public void Add(Element element)
{
element.Apply(
onScoredProperty: x => _scoredProperties.Add(x),
onProperty: x => _properties.Add(x),
onParameterRef: x =>
{
ThrowIfValueOrParameterRefExists();
_parameterRef = x;
},
onValue: x =>
{
ThrowIfValueOrParameterRefExists();
_value = x;
});
}
public PrintSchemaParameterRef(ParameterName name)
{
_parameterRef = new ParameterRef(name);
}
private ImportDefinitionBinding CreateImport(ParameterInfo parameter)
{
ImportDefinition definition;
Assumes.True(this.TryCreateImportDefinition(parameter.ParameterType, parameter, out definition));
return(new ImportDefinitionBinding(definition, TypeRef.Get(parameter.Member.DeclaringType, this.Resolver), ParameterRef.Get(parameter, this.Resolver)));
}
private static void Write(XmlWriter writer, ParameterRef element)
{
if (element == null) return;
writer.WriteStartElement(Psf.ParameterRef.LocalName, Psf.Namespace.NamespaceName);
writer.WriteAttributeString("name", element.Name.ToQName(writer));
writer.WriteEndElement();
}
public ValueOrParameterRef(ParameterRef paramterRef)
{
_content = paramterRef;
}
/// <summary>
/// Initializes a new instance of the <see cref="ImportDefinitionBinding"/> class
/// to represent a parameter in an importing constructor.
/// </summary>
public ImportDefinitionBinding(ImportDefinition importDefinition, TypeRef composablePartType, ParameterRef importingConstructorParameter)
{
Requires.NotNull(importDefinition, nameof(importDefinition));
Requires.NotNull(composablePartType, nameof(composablePartType));
this.ImportDefinition = importDefinition;
this.ComposablePartTypeRef = composablePartType;
this.ImportingParameterRef = importingConstructorParameter;
}
private static void Collect(HashSet<XNamespace> result, ParameterRef element)
{
if (element == null) return;
result.AddXNamespaceOfXName(element.Name);
}
public ImportDefinitionBinding(ImportDefinition importDefinition, TypeRef composablePartType, ParameterRef importingConstructorParameter)
: this(
importDefinition,
composablePartType,
importingConstructorParameter,
TypeRef.Get(importingConstructorParameter.Resolve().ParameterType, importingConstructorParameter.Resolver),
TypeRef.Get(importDefinition.Cardinality == ImportCardinality.ZeroOrMore ? PartDiscovery.GetElementTypeFromMany(importingConstructorParameter.Resolve().ParameterType) : importingConstructorParameter.Resolve().ParameterType, importingConstructorParameter.Resolver))
{
}
