public static Plugin[] InstantiatePlugins(Type[] types)
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("Instantiating plugins: {0}", String.Join(",", types.Select(a => a.FullName)));
}
return types.Select(Activator.CreateInstance).Cast<Plugin>().ToArray();
}
public static LongLookup<MessageMetadata> BuildMetadata(IStructSizeCounter counter,
Func<Type, int> messageIdGetter, Type[] structTypes)
{
var keys = structTypes.Select(GetKey).ToArray();
var values =
structTypes.Select(type => new MessageMetadata(messageIdGetter(type), (short) counter.GetSize(type),
(short) (int) Marshal.OffsetOf(type, Envelope.FieldName))).ToArray();
var metadata = new LongLookup<MessageMetadata>(keys, values);
return metadata;
}
/// <summary>
/// Constructs the exception with a reference to the message that could be handled by multiple saga handlers
/// </summary>
public MultipleSagaHandlersFoundException(object messageThatCouldBeHandledByMultipleSagaHandlers, Type[] sagaHandlerTypes)
: base(string.Format("The message type {0} could be handled by multiple saga handlers: {1}. This is an error because it would require that multiple saga instances could be updated atomically, which is not possible with all saga persisters",
messageThatCouldBeHandledByMultipleSagaHandlers.GetType(), string.Join(", ", sagaHandlerTypes.Select(t => t.ToString()))))
{
this.messageThatCouldBeHandledByMultipleSagaHandlers = messageThatCouldBeHandledByMultipleSagaHandlers;
this.sagaHandlerTypes = sagaHandlerTypes;
}
internal static AssemblyLoaderReflectionCriterion LoadTypesAssignableFrom(Type[] requiredTypes)
{
// any types provided must be converted to reflection-only
// types, or they aren't comparable with other reflection-only
// types.
requiredTypes = requiredTypes.Select(TypeUtils.ToReflectionOnlyType).ToArray();
string[] complaints = new string[requiredTypes.Length];
for (var i = 0; i < requiredTypes.Length; ++i)
{
complaints[i] = String.Format("Assembly contains no types assignable from {0}.", requiredTypes[i].FullName);
}
return
AssemblyLoaderReflectionCriterion.NewCriterion(
(Type type, out IEnumerable<string> ignored) =>
{
ignored = null;
foreach (var requiredType in requiredTypes)
{
if (requiredType.IsAssignableFrom(type))
{
// we found a match! load the assembly.
return true;
}
}
return false;
},
complaints);
}
/// <summary>
/// Gets the filter for the classifiers based on the runtime types.
/// </summary>
/// <param name="runtimeTypes">The runtime types.</param>
/// <returns>A predicate to filter the classifiers based on the provided runtime types.</returns>
private static Func<IClassifier, bool> GetRuntimeTypesFilter(Type[] runtimeTypes)
{
var runtimeTypeInfos = runtimeTypes.Select(t => t.AsRuntimeTypeInfo()).ToList();
return
c =>
c.Parts.OfType<IRuntimeTypeInfo>()
.Any(info => runtimeTypeInfos.Contains(info));
}
/// <summary>
/// Gets the filter for the classifiers based on the runtime types.
/// </summary>
/// <param name="runtimeTypes">The runtime types.</param>
/// <returns>A predicate to filter the classifiers based on the provided runtime types.</returns>
private static Func<IClassifier, bool> GetRuntimeTypesFilter(Type[] runtimeTypes)
{
var runtimeTypeInfos = runtimeTypes.Select(t => t.GetTypeInfo()).ToList();
return
c =>
c.UnderlyingElementInfos.OfType<IRuntimeNamedElementInfo>()
.Any(info => runtimeTypeInfos.Contains(info.RuntimeElement));
}
public MultipleResourceTypesException(string requestedTypeName, Type[] types)
: base(string.Format("There are mutiple types that can be created for requested type '{0}': '{1}'",
requestedTypeName,
string.Join(",", types.Select(x => x.FullName).ToArray())))
{
RequestedTypeName = requestedTypeName;
Types = types;
}
// TODO: replace binding flags by bool flags
protected MethodBaseInfo(string name, Type declaringType, BindingFlags bindingFlags, Type[] genericArguments, Type[] parameterTypes, Dictionary<Type, TypeInfo> referenceTracker)
: this(name,
TypeInfo.Create(referenceTracker, declaringType, includePropertyInfos: false, setMemberDeclaringTypes: false),
bindingFlags,
ReferenceEquals(null, genericArguments) ? null : genericArguments.Select(x => TypeInfo.Create(referenceTracker, x, false, false)),
ReferenceEquals(null, parameterTypes) ? null : parameterTypes.Select(x => TypeInfo.Create(referenceTracker, x, false, false)))
{
}
public FilterRegisterItem(Type controllerType, ReflectedActionDescriptor actionDescriptor, Type[] filterTypes)
{
ControllerType = controllerType;
ActionDescriptor = actionDescriptor;
_actionParameterDescriptors = ActionDescriptor.GetParameters();
FilterTypes = filterTypes;
Filters = () => FilterTypes.Select(f => Activator.CreateInstance(f) as FilterAttribute);
}
private void LoadTypes(Type[] types)
{
_types = types;
chklstMatchingTypes.Items.Clear();
foreach (var type in types.Select(i => new DbeType(i)))
{
chklstMatchingTypes.Items.Add(type, true);
}
}
private string GetWrappingNameWithType(Type[] types)
{
if (!_baseType.IsGenericType) return ClassNamePlaceHolder + _baseType.Name;
var genericParamString = GetGenericParamString(types.Select(GetParameterName));
var typeNameWithoutGenericParams = _baseType.Name.Split('`')[0];
return string.Format("{0}{1}<{2}>", ClassNamePlaceHolder, typeNameWithoutGenericParams, genericParamString);
}
public static CSharpCompilation Generate(Options options, Type[] types, ITestOutputHelper output = null)
{
// generate code from types
var generator = new EntryCodeGenerator(options);
generator.GenerateCode(types);
var code = generator.CodeWriter.ToString();
if (output != null)
{
var typeInfo = string.Join(", ", types.Select(t => t.Name));
output.WriteLine($"***** Generated Code({typeInfo}) *****");
output.WriteLine(code);
output.WriteLine("");
}
// compile generated code
output?.WriteLine($"***** Compile Code *****");
var parseOption = new CSharpParseOptions(LanguageVersion.CSharp6, DocumentationMode.Parse, SourceCodeKind.Regular);
var syntaxTrees = new[] { CSharpSyntaxTree.ParseText(code, parseOption, "Generated.cs") };
var references = new[] { typeof(object), typeof(IInterfacedActor), typeof(InterfacedActor), typeof(IActorRef), typeof(IGreeter) }
.Select(t => MetadataReference.CreateFromFile(t.Assembly.Location));
var compilation = CSharpCompilation.Create(
"Generated.dll",
syntaxTrees: syntaxTrees,
references: references,
options: new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary));
using (var ms = new MemoryStream())
{
var result = compilation.Emit(ms);
if (!result.Success)
{
var failures = result.Diagnostics.Where(diagnostic =>
diagnostic.IsWarningAsError ||
diagnostic.Severity == DiagnosticSeverity.Error);
foreach (var diagnostic in failures)
{
var line = diagnostic.Location.GetLineSpan();
output?.WriteLine("{0}({1}): {2} {3}",
line.Path,
line.StartLinePosition.Line + 1,
diagnostic.Id,
diagnostic.GetMessage());
}
}
Assert.True(result.Success, "Build error!");
}
return compilation;
}
internal static bool TryReflectMethod(out MethodInfo methodInfo, out UnityReflectionException exception, UnityObject reflectionTarget, string name, Type[] parameterTypes)
{
#if !NETFX_CORE
methodInfo = null;
Type type = reflectionTarget.GetType();
BindingFlags flags = BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.Static | BindingFlags.FlattenHierarchy;
if (parameterTypes != null) // Explicit matching
{
methodInfo = type.GetMethod(name, flags, null, parameterTypes, null);
if (methodInfo == null)
{
methodInfo = type.GetExtensionMethods()
.Where(extension => extension.Name == name)
.Where(extension => Enumerable.SequenceEqual(extension.GetParameters().Select(paramInfo => paramInfo.ParameterType), parameterTypes))
.FirstOrDefault();
}
if (methodInfo == null)
{
exception = new UnityReflectionException(string.Format("No matching method found: '{0}.{1} ({2})'", type.Name, name, string.Join(", ", parameterTypes.Select(t => t.Name).ToArray())));
return false;
}
}
else // Implicit matching
{
var normalMethods = type.GetMember(name, MemberTypes.Method, flags).OfType<MethodInfo>().ToList();
var extensionMethods = type.GetExtensionMethods().Where(extension => extension.Name == name).ToList();
var methods = new List<MethodInfo>();
methods.AddRange(normalMethods);
methods.AddRange(extensionMethods);
if (methods.Count == 0)
{
exception = new UnityReflectionException(string.Format("No matching method found: '{0}.{1}'", type.Name, name));
return false;
}
if (methods.Count > 1)
{
exception = new UnityReflectionException(string.Format("Multiple method signatures found for '{0}.{1}'\nSpecify the parameter types explicitly.", type.FullName, name));
return false;
}
methodInfo = methods[0];
}
exception = null;
return true;
#else
throw new Exception("Reflection is not supported in .NET Core.");
#endif
}
public object InvokeGeneric(object instance, string name, Type[] types, params object[] arguments) {
Type instanceType = instance.GetType();
string key = instanceType.FullName + ":" + name + ":" + string.Join(":", types.Select(t=>t.FullName));
Func<object, object[], object> result = CachedMethods.GetOrAdd(key, a =>
{
return CreateMethod(instanceType, name, types);
});
return result(instance, arguments);
}
public void CreatesCorrectFixtures(Type testClass, Type[] fixtureTypes, InterfaceFixtureSetFactory sut)
{
var result = sut.CreateFixturesFor(Reflector.Wrap(testClass));
Assert.IsType<FixtureSet>(result);
var fixtureSet = (FixtureSet) result;
Assert.That(fixtureSet.Fixtures, Matches.AllOf(fixtureTypes
.Select(type =>
{
var ifc = testClass.GetInterfaces().First(x => x.IsGenericType && x.GetGenericTypeDefinition() == typeof(IUseFixture<>) && x.GetGenericArguments()[0] == type);
return Has.Entry(Is.EqualTo(ifc.GetMethod("SetFixture", new[] {type})), Is.InstanceOf(type));
})));
}
private static string GetMetricName(Type declaringType, string methodName, bool isGenericMethod, Type[] genericArguments)
{
if (isGenericMethod)
{
return string.Format(
"{0}.{1}<{2}>",
declaringType.Name,
methodName,
string.Join(", ", genericArguments.Select(t => t.Name).ToArray()));
}
return string.Format("{0}.{1}", declaringType.Name, methodName);
}
public ILDynamicTypeDebugImpl(string name, Type baseType, Type[] interfaces)
{
_name = name;
var uniqueName = UniqueName(name);
_assemblyBuilder = AppDomain.CurrentDomain.DefineDynamicAssembly(new AssemblyName(uniqueName), AssemblyBuilderAccess.RunAndSave, "dynamicIL");
_moduleBuilder = _assemblyBuilder.DefineDynamicModule(uniqueName + ".dll", true);
var sourceCodeFileName = Path.GetFullPath("dynamicIL/" + uniqueName + ".il");
_symbolDocumentWriter = _moduleBuilder.DefineDocument(sourceCodeFileName, SymDocumentType.Text, SymLanguageType.ILAssembly, SymLanguageVendor.Microsoft);
_sourceCodeWriter = new SourceCodeWriter(sourceCodeFileName, _symbolDocumentWriter);
_sourceCodeWriter.WriteLine(string.Format("class {0} : {1}{2}", name, baseType.ToSimpleName(), string.Concat(interfaces.Select(i => ", " + i.ToSimpleName()))));
_sourceCodeWriter.OpenScope();
_typeBuilder = _moduleBuilder.DefineType(name, TypeAttributes.Public, baseType, interfaces);
_forbidenInstructions = new ILGenForbidenInstructionsCheating(_typeBuilder);
}
public ILDynamicTypeDebugImpl(string name, Type baseType, Type[] interfaces)
{
_name = name;
var uniqueName = UniqueName(name, 259 - (DynamicILDirectoryPath.DynamicIL.Length + 1 + 4));
_assemblyBuilder = AppDomain.CurrentDomain.DefineDynamicAssembly(new AssemblyName(uniqueName), AssemblyBuilderAccess.RunAndSave, DynamicILDirectoryPath.DynamicIL);
_moduleBuilder = _assemblyBuilder.DefineDynamicModule(uniqueName + ".dll", true);
var sourceCodeFileName = Path.Combine(DynamicILDirectoryPath.DynamicIL, uniqueName + ".il");
_symbolDocumentWriter = _moduleBuilder.DefineDocument(sourceCodeFileName, SymDocumentType.Text, SymLanguageType.ILAssembly, SymLanguageVendor.Microsoft);
_sourceCodeWriter = new SourceCodeWriter(sourceCodeFileName, _symbolDocumentWriter);
_sourceCodeWriter.WriteLine(
$"class {name} : {baseType.ToSimpleName()}{string.Concat(interfaces.Select(i => ", " + i.ToSimpleName()))}");
_sourceCodeWriter.OpenScope();
_typeBuilder = _moduleBuilder.DefineType(name, TypeAttributes.Public, baseType, interfaces);
_forbidenInstructions = new ILGenForbidenInstructionsCheating(_typeBuilder);
}
public static IDictionary<string, TypeReferencePair> Resolve(MethodDefinition methodDefinition, Type[] types) {
var methodParameters = methodDefinition.GenericParameters;
var assemblyResolver = methodDefinition.Module.AssemblyResolver;
return types.Select((type, i) => {
var parameter = methodParameters[i];
var moudle = type.Assembly.GetName().FullName;
var assembly = assemblyResolver.Resolve(moudle);
return new {
Key = parameter.FullName,
Type = type,
TypeRefence = assembly.MainModule.Import(type)
};
})
.ToDictionary(kv => kv.Key, kv => new TypeReferencePair(kv.Type, kv.TypeRefence));
}
private static string GetString(IMethodInfo method, Argument[] arguments, Type[] typeArguments)
{
var csharp = string.Concat(method.TypeName, ".", method.Name);
if (typeArguments.Length > 0)
{
csharp = string.Format(
CultureInfo.InvariantCulture,
"{0}<{1}>",
csharp,
string.Join(", ", typeArguments.Select(typeArgument => GetString(typeArgument)).ToArray()));
}
var format = "{0}";
var parameterTokens = new List<string>();
if (Command.ShowExampleValues)
{
format += "({1})";
var parameters = method.MethodInfo.GetParameters();
int parameterIndex;
for (parameterIndex = 0; parameterIndex < arguments.Length; parameterIndex++)
{
if (arguments[parameterIndex].IsGeneratedDefault)
{
continue;
}
parameterTokens.Add(string.Concat(
parameterIndex >= parameters.Length ? "???" : parameters[parameterIndex].Name,
": ",
GetString(arguments[parameterIndex])));
}
for (; parameterIndex < parameters.Length; parameterIndex++)
{
parameterTokens.Add(parameters[parameterIndex].Name + ": ???");
}
}
return string.Format(CultureInfo.InvariantCulture, format, csharp, string.Join(", ", parameterTokens.ToArray()));
}
/// <summary>
/// Creates an instance of the specified through either public or non-public constructor.
/// </summary>
/// <param name="type">The type to create an instance for.</param>
/// <param name="argTypes">Argument types of the constructor to use.</param>
/// <param name="args">Arguments to pass to the method.</param>
/// <returns>The newly created instance.</returns>
public static object CreateInstance(Type type, Type[] argTypes, params object[] args)
{
ExceptionUtilities.CheckArgumentNotNull(type, "type");
try
{
ConstructorInfo ctor = type.GetConstructor(
BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance,
Type.DefaultBinder,
argTypes,
null);
ExceptionUtilities.CheckObjectNotNull(
ctor,
"Failed to create instance of type {0}. Constructor with types {1} not found.",
type.ToString(),
string.Join(", ", argTypes.Select(a => a.ToString())));
return ctor.Invoke(args);
}
catch (TargetInvocationException tie)
{
throw tie.InnerException;
}
}
private TestEdFiControllerTypeCache GetControllerTypeCache(Type[] markerInterfaces)
{
var assemblies = markerInterfaces.Select(t => t.Assembly).ToArray();
var controllerTypeCache = new TestEdFiControllerTypeCache(assemblies);
return controllerTypeCache;
}
public static MethodDefinition ResolveMethod(TypeDefinition typeDefinition, string methodName, Type[] parameterTypes)
{
if (parameterTypes == null)
{
_log.Warn("\"ResolveMethod\" overload with parameter types called unnecessarily.");
return ResolveMethod(typeDefinition, methodName);
}
try
{
MethodDefinition methodDefinition =
typeDefinition.Methods.Single(
m => m.Name == methodName
&& m.Parameters.Select(p => p.ParameterType.Name.Replace("TypeDefinition", "Type"))
.SequenceEqual(parameterTypes.Select(p => p.Name.Replace("TypeDefinition", "Type"))));
_log.Debug("Method \"{0}\" successfully resolved in \"{1}\".", methodName, typeDefinition.FullName);
return methodDefinition;
}
catch (InvalidOperationException)
{
_log.Error("Method \"{0}\" with specified parameter types is unrecognised.", methodName);
throw new ArgumentException(string.Format("Method \"{0}\" with specified parameter types is unrecognised.", methodName), "methodName");
}
}
private static string FormatMessage(Type type, string message, Type[] argumentTypes)
{
return string.Format("An object of type {0} could not be created. {1}{2}", type.Name, message,
string.Join(", ", argumentTypes.Select(x => x.Name).ToArray()));
}
public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture)
{
return targetTypes.Select(t => DependencyProperty.UnsetValue).ToArray();
}
/// <summary>
/// Construct an "invoke" message.
/// </summary>
/// <param name="objectID">
/// The object id.
/// </param>
/// <param name="method">
/// The method.
/// </param>
/// <param name="typeArguments">
/// The type arguments.
/// </param>
/// <param name="arguments">
/// The arguments.
/// </param>
/// <returns>
/// The <see cref="Message"/>.
/// </returns>
public Message ConstructInvokeMessage(ID objectID, string method, Type[] typeArguments, object[] arguments)
{
return new Message
{
ID = ID.NewRandom(),
Type = MessageType.Invoke,
InvokeObjectID = objectID,
InvokeMethod = method,
InvokeTypeArguments = typeArguments.Select(x => x.AssemblyQualifiedName).ToArray(),
InvokeArguments = arguments.Select(x => this.m_ObjectWithTypeSerializer.Serialize(x)).ToArray()
};
}
protected override ConstructorInfo GetConstructorImpl(BindingFlags bindingAttr, Binder binder, CallingConventions callConvention, Type[] types, ParameterModifier[] modifiers)
{
var i = 0;
var parameters = types.Select(c => (ParameterInfo)new FickleParameterInfo(c, "param" + (i++).ToString())).ToArray();
return new FickleConstructorInfo(this, "ctor", parameters);
}
internal static string MultipleTypesThatRepresentClosedGenericType(Type closedServiceType,
Type[] implementations) =>
string.Format(CultureInfo.InvariantCulture,
"There are {0} types in the supplied list of types or assemblies that represent the " +
"same closed generic type {1}. Conflicting types: {2}.",
implementations.Length,
closedServiceType.ToFriendlyName(),
implementations.Select(type => type.ToFriendlyName()).ToCommaSeparatedText());
private static string NoteThatSkippedDecoratorsWereFound(Type serviceType, Type[] decorators) =>
decorators.Any()
? string.Format(CultureInfo.InvariantCulture,
" Note that {0} {1} found as implementation of {2}, but {1} skipped during batch-" +
"registration by the container because {3} considered to be a decorator (because {4} " +
"a cyclic reference to {5}).",
Helpers.ToCommaSeparatedText(decorators.Select(Helpers.ToFriendlyName)),
decorators.Length == 1 ? "was" : "were",
serviceType.GetGenericTypeDefinition().ToFriendlyName(),
decorators.Length == 1 ? "it is" : "there are",
decorators.Length == 1 ? "it contains" : "they contain",
decorators.Length == 1 ? "itself" : "themselves")
: string.Empty;
private static string GetMessage(Type[] badTypes)
{
return "The following context types do not implement a suitable context interface: " +
string.Join(", ", badTypes.Select(t => t.Name).ToArray());
}
