TypeInfo CreateTypeInfoFromSignature(ClassSignature @class)
{
Contract.Requires(@class != null);
Contract.Ensures(Contract.Result <TypeInfo>() != null);
return(CreateTypeBuilderFromSignature(@class).CreateTypeInfo());
}
TypeBuilder CreateTypeBuilderFromSignature(ClassSignature @class)
{
Contract.Requires(@class != null);
Contract.Ensures(Contract.Result <TypeBuilder>() != null);
var moduleBuilder = modules.GetOrAdd(@class.ApiVersion, CreateModuleForApiVersion);
var typeBuilder = moduleBuilder.DefineType(@class.Name, TypeAttributes.Class);
foreach (var attribute in @class.Attributes)
{
typeBuilder.SetCustomAttribute(attribute);
}
foreach (var property in @class.Properties)
{
var type = property.Type;
var name = property.Name;
var propertyBuilder = AddProperty(typeBuilder, type, name);
foreach (var attribute in property.Attributes)
{
propertyBuilder.SetCustomAttribute(attribute);
}
}
return(typeBuilder);
}
static Type ResolveType(
EdmTypeKey typeKey,
Type clrType,
bool clrTypeMatchesEdmType,
bool hasUnfinishedTypes,
List <ClassProperty> properties,
List <PropertyDependency> dependentProperties,
BuilderContext context)
{
var apiVersion = context.ApiVersion;
var edmTypes = context.EdmTypes;
Type?type;
if (clrTypeMatchesEdmType)
{
if (!edmTypes.TryGetValue(typeKey, out type))
{
edmTypes.Add(typeKey, type = clrType.GetTypeInfo());
}
return(type);
}
var signature = new ClassSignature(clrType, properties, apiVersion);
if (hasUnfinishedTypes)
{
if (edmTypes.TryGetValue(typeKey, out type))
{
return(type);
}
var typeBuilder = CreateTypeBuilderFromSignature(context.ModuleBuilder, signature);
var dependencies = context.Dependencies;
for (var i = 0; i < dependentProperties.Count; i++)
{
var propertyDependency = dependentProperties[i];
propertyDependency.DependentType = typeBuilder;
dependencies.Add(propertyDependency);
}
edmTypes.Add(typeKey, typeBuilder);
return(typeBuilder);
}
if (!edmTypes.TryGetValue(typeKey, out type))
{
edmTypes.Add(typeKey, type = CreateTypeInfoFromSignature(context.ModuleBuilder, signature));
}
return(type);
}
/// <inheritdoc />
public Type NewActionParameters(IServiceProvider services, IEdmAction action, ApiVersion apiVersion)
{
Arg.NotNull(services, nameof(services));
Arg.NotNull(action, nameof(action));
Arg.NotNull(apiVersion, nameof(apiVersion));
Contract.Ensures(Contract.Result <Type>() != null);
var name = action.FullName() + "Parameters";
var properties = action.Parameters.Where(p => p.Name != "bindingParameter").Select(p => new ClassProperty(services, assemblies, p, this));
var signature = new ClassSignature(name, properties, apiVersion);
return(CreateTypeInfoFromSignature(signature));
}
/// <inheritdoc />
public Type NewActionParameters(IServiceProvider services, IEdmAction action, ApiVersion apiVersion, string controllerName)
{
if (action == null)
{
throw new ArgumentNullException(nameof(action));
}
var name = controllerName + "." + action.FullName() + "Parameters";
var properties = action.Parameters.Where(p => p.Name != "bindingParameter").Select(p => new ClassProperty(services, p, this));
var signature = new ClassSignature(name, properties, apiVersion);
var moduleBuilder = modules.GetOrAdd(apiVersion, CreateModuleForApiVersion);
return(CreateTypeInfoFromSignature(moduleBuilder, signature));
}
/// <inheritdoc />
public Type NewActionParameters(IServiceProvider services, IEdmAction action, ApiVersion apiVersion, string controllerName)
{
Arg.NotNull(services, nameof(services));
Arg.NotNull(action, nameof(action));
Arg.NotNull(apiVersion, nameof(apiVersion));
Arg.NotNull(controllerName, nameof(controllerName));
Contract.Ensures(Contract.Result <Type>() != null);
var name = controllerName + "." + action.FullName() + "Parameters";
var properties = action.Parameters.Where(p => p.Name != "bindingParameter").Select(p => new ClassProperty(services, p, this));
var signature = new ClassSignature(name, properties, apiVersion);
var moduleBuilder = modules.GetOrAdd(apiVersion, CreateModuleForApiVersion);
return(CreateTypeInfoFromSignature(moduleBuilder, signature));
}
/// <inheritdoc />
public Type NewActionParameters(IServiceProvider services, IEdmAction action, ApiVersion apiVersion, string controllerName)
{
if (action == null)
{
throw new ArgumentNullException(nameof(action));
}
var paramTypes = generatedActionParamsPerVersion.GetOrAdd(apiVersion, _ => new ConcurrentDictionary <EdmTypeKey, Type>());
var fullTypeName = $"{controllerName}.{action.Namespace}.{controllerName}{action.Name}Parameters";
var key = new EdmTypeKey(fullTypeName, apiVersion);
var type = paramTypes.GetOrAdd(key, _ =>
{
var properties = action.Parameters.Where(p => p.Name != "bindingParameter").Select(p => new ClassProperty(services, p, this));
var signature = new ClassSignature(fullTypeName, properties, apiVersion);
var moduleBuilder = modules.GetOrAdd(apiVersion, CreateModuleForApiVersion);
return(CreateTypeInfoFromSignature(moduleBuilder, signature));
});
return(type);
}
/// <inheritdoc />
public Type NewStructuredType(IEdmStructuredType structuredType, Type clrType, ApiVersion apiVersion, IEdmModel edmModel)
{
Arg.NotNull(structuredType, nameof(structuredType));
Arg.NotNull(clrType, nameof(clrType));
Arg.NotNull(apiVersion, nameof(apiVersion));
Arg.NotNull(edmModel, nameof(edmModel));
Contract.Ensures(Contract.Result <Type>() != null);
var typeKey = new EdmTypeKey(structuredType, apiVersion);
if (generatedEdmTypes.TryGetValue(typeKey, out var generatedType))
{
return(generatedType);
}
visitedEdmTypes.Add(typeKey);
const BindingFlags bindingFlags = BindingFlags.Public | BindingFlags.Instance;
var properties = new List <ClassProperty>();
var structuralProperties = structuredType.Properties().ToDictionary(p => p.Name, StringComparer.OrdinalIgnoreCase);
var clrTypeMatchesEdmType = true;
var hasUnfinishedTypes = false;
var dependentProperties = new List <PropertyDependency>();
foreach (var property in clrType.GetProperties(bindingFlags))
{
if (!structuralProperties.TryGetValue(property.Name, out var structuralProperty))
{
clrTypeMatchesEdmType = false;
continue;
}
var structuredTypeRef = structuralProperty.Type;
var propertyType = property.PropertyType;
var propertyTypeKey = new EdmTypeKey(structuredTypeRef, apiVersion);
if (structuredTypeRef.IsCollection())
{
var collectionType = structuredTypeRef.AsCollection();
var elementType = collectionType.ElementType();
if (elementType.IsStructured())
{
visitedEdmTypes.Add(propertyTypeKey);
var itemType = elementType.Definition.GetClrType(edmModel);
var elementKey = new EdmTypeKey(elementType, apiVersion);
if (visitedEdmTypes.Contains(elementKey))
{
clrTypeMatchesEdmType = false;
hasUnfinishedTypes = true;
var dependency = new PropertyDependency(elementKey, true, property.Name);
dependentProperties.Add(dependency);
continue;
}
var newItemType = NewStructuredType(elementType.ToStructuredType(), itemType, apiVersion, edmModel);
if (newItemType is TypeBuilder)
{
hasUnfinishedTypes = true;
}
if (!itemType.Equals(newItemType))
{
propertyType = IEnumerableOfT.MakeGenericType(newItemType);
clrTypeMatchesEdmType = false;
}
}
}
else if (structuredTypeRef.IsStructured())
{
if (!visitedEdmTypes.Contains(propertyTypeKey))
{
propertyType = NewStructuredType(structuredTypeRef.ToStructuredType(), propertyType, apiVersion, edmModel);
if (propertyType is TypeBuilder)
{
hasUnfinishedTypes = true;
}
}
else
{
clrTypeMatchesEdmType = false;
hasUnfinishedTypes = true;
var dependency = new PropertyDependency(propertyTypeKey, false, property.Name);
dependentProperties.Add(dependency);
continue;
}
}
clrTypeMatchesEdmType &= property.PropertyType.Equals(propertyType);
properties.Add(new ClassProperty(property, propertyType));
}
if (clrTypeMatchesEdmType)
{
return(generatedEdmTypes.GetOrAdd(typeKey, clrType.GetTypeInfo()));
}
var signature = new ClassSignature(clrType, properties, apiVersion);
if (hasUnfinishedTypes)
{
if (!unfinishedTypes.TryGetValue(typeKey, out var typeBuilder))
{
typeBuilder = CreateTypeBuilderFromSignature(signature);
foreach (var propertyDependency in dependentProperties)
{
propertyDependency.DependentType = typeBuilder;
}
dependencies.Add(typeKey, dependentProperties);
ResolveForUnfinishedTypes();
return(ResolveDependencies(typeBuilder, typeKey));
}
return(typeBuilder);
}
return(generatedEdmTypes.GetOrAdd(typeKey, CreateTypeInfoFromSignature(signature)));
}
static TypeBuilder CreateTypeBuilderFromSignature(ModuleBuilder moduleBuilder, ClassSignature @class)
{
var typeBuilder = moduleBuilder.DefineType(@class.Name, TypeAttributes.Class);
var attributes = @class.Attributes;
var properties = @class.Properties;
for (var i = 0; i < attributes.Count; i++)
{
typeBuilder.SetCustomAttribute(attributes[i]);
}
for (var i = 0; i < properties.Length; i++)
{
ref var property = ref properties[i];
var type = property.Type;
var name = property.Name;
AddProperty(typeBuilder, type, name, property.Attributes);
}
static Type CreateTypeInfoFromSignature(ModuleBuilder moduleBuilder, ClassSignature @class) => CreateTypeBuilderFromSignature(moduleBuilder, @class).CreateType() !;
static Type GenerateTypeIfNeeded(IEdmStructuredType structuredType, BuilderContext context)
{
var apiVersion = context.ApiVersion;
var edmTypes = context.EdmTypes;
var typeKey = new EdmTypeKey(structuredType, apiVersion);
if (edmTypes.TryGetValue(typeKey, out var generatedType))
{
return(generatedType);
}
var edmModel = context.EdmModel;
var clrType = structuredType.GetClrType(edmModel);
var visitedEdmTypes = context.VisitedEdmTypes;
visitedEdmTypes.Add(typeKey);
const BindingFlags bindingFlags = BindingFlags.Public | BindingFlags.Instance;
var properties = new List <ClassProperty>();
var structuralProperties = structuredType.Properties().ToDictionary(p => p.Name, StringComparer.OrdinalIgnoreCase);
var clrTypeMatchesEdmType = true;
var hasUnfinishedTypes = false;
var dependentProperties = new List <PropertyDependency>();
foreach (var property in clrType.GetProperties(bindingFlags))
{
if (!structuralProperties.TryGetValue(property.Name, out var structuralProperty))
{
clrTypeMatchesEdmType = false;
continue;
}
var structuredTypeRef = structuralProperty.Type;
var propertyType = property.PropertyType;
var propertyTypeKey = new EdmTypeKey(structuredTypeRef, apiVersion);
if (structuredTypeRef.IsCollection())
{
var collectionType = structuredTypeRef.AsCollection();
var elementType = collectionType.ElementType();
if (elementType.IsStructured())
{
visitedEdmTypes.Add(propertyTypeKey);
var itemType = elementType.Definition.GetClrType(edmModel);
var elementKey = new EdmTypeKey(elementType, apiVersion);
if (visitedEdmTypes.Contains(elementKey))
{
clrTypeMatchesEdmType = false;
hasUnfinishedTypes = true;
dependentProperties.Add(new PropertyDependency(elementKey, true, property.Name));
continue;
}
var newItemType = GenerateTypeIfNeeded(elementType.ToStructuredType(), context);
if (newItemType is TypeBuilder)
{
hasUnfinishedTypes = true;
}
if (!itemType.Equals(newItemType))
{
propertyType = IEnumerableOfT.MakeGenericType(newItemType);
clrTypeMatchesEdmType = false;
}
}
}
else if (structuredTypeRef.IsStructured())
{
if (!visitedEdmTypes.Contains(propertyTypeKey))
{
propertyType = GenerateTypeIfNeeded(structuredTypeRef.ToStructuredType(), context);
if (propertyType is TypeBuilder)
{
hasUnfinishedTypes = true;
}
}
else
{
clrTypeMatchesEdmType = false;
hasUnfinishedTypes = true;
dependentProperties.Add(new PropertyDependency(propertyTypeKey, false, property.Name));
continue;
}
}
clrTypeMatchesEdmType &= property.PropertyType.Equals(propertyType);
properties.Add(new ClassProperty(property, propertyType));
}
var type = default(TypeInfo);
if (clrTypeMatchesEdmType)
{
if (!edmTypes.TryGetValue(typeKey, out type))
{
edmTypes.Add(typeKey, type = clrType.GetTypeInfo());
}
return(type);
}
var signature = new ClassSignature(clrType, properties, apiVersion);
if (hasUnfinishedTypes)
{
if (edmTypes.TryGetValue(typeKey, out type))
{
return(type);
}
var typeBuilder = CreateTypeBuilderFromSignature(context.ModuleBuilder, signature);
var dependencies = context.Dependencies;
foreach (var propertyDependency in dependentProperties)
{
propertyDependency.DependentType = typeBuilder;
dependencies.Add(propertyDependency);
}
edmTypes.Add(typeKey, typeBuilder);
return(typeBuilder);
}
if (!edmTypes.TryGetValue(typeKey, out type))
{
edmTypes.Add(typeKey, type = CreateTypeInfoFromSignature(context.ModuleBuilder, signature));
}
return(type);
}
static TypeBuilder CreateTypeBuilderFromSignature(ModuleBuilder moduleBuilder, ClassSignature @class)
{
Contract.Requires(moduleBuilder != null);
Contract.Requires(@class != null);
Contract.Ensures(Contract.Result <TypeBuilder>() != null);
var typeBuilder = moduleBuilder.DefineType(@class.Name, TypeAttributes.Class);
foreach (var attribute in @class.Attributes)
{
typeBuilder.SetCustomAttribute(attribute);
}
foreach (var property in @class.Properties)
{
var type = property.Type;
var name = property.Name;
AddProperty(typeBuilder, type, name, property.Attributes);
}
return(typeBuilder);
}
