private MethodInfo Bind(GenericArgumentBinder binder, MethodInfo method, Type descriptorType)
{
MethodInfo bindedMethod;
if (binder.TryBind(method, new[] { descriptorType }, out bindedMethod))
{
return(bindedMethod);
}
return(null);
}
public static void Main(string[] args)
{
GenericArgumentBinder binder = new GenericArgumentBinder();
MethodInfo[] methods;
MethodInfo method;
binder.TryBind(typeof(MyClass).GetMethod("MyMethod2"),
new Type[] { typeof(MyClass2[]) },
out methods);
int[] array = {};
MyStaticClass.NewTest <object>(array);
}
public MethodInfo GetMethod(Type processorType, IStateMember member, Type runtimeType, bool routed)
{
Type descriptorType = DescriptorExtensions.GetDescriptorType(member, runtimeType);
// TODO: First implementation: reimplement this.
GenericArgumentBinder binder =
new GenericArgumentBinder
(new FallbackToFirstCandidateMethodSelector
(new BinderMethodSelector(Type.DefaultBinder)));
// TODO: Return this after processors are fixed.
// IEnumerable<Type> typesToSearch = processorType.WithInterfaces();
IEnumerable <Type> typesToSearch = processorType.AsEnumerable();
IEnumerable <MethodInfo> methods =
typesToSearch.SelectMany(x => x.GetMethods())
.Where(x => x.IsDefined(typeof(ProcessorMethodAttribute)))
.Where(x => !x.GetCustomAttribute <ProcessorMethodAttribute>().OnlyOnRoute ||
routed);
IEnumerable <IGrouping <int, MethodInfo> > candidates =
methods.Select(method => Bind(binder, method, descriptorType))
.Where(x => x != null)
.GroupBy(x => x.GetCustomAttribute <ProcessorMethodAttribute>().Precedence)
.OrderBy(x => x.Key);
IGrouping <int, MethodInfo> maximum = candidates.FirstOrDefault();
if (maximum.Skip(1).Any())
{
throw new Exception("Too many candidates for the processor thingy. Use precedence.");
}
else
{
MethodInfo method = maximum.FirstOrDefault();
return(method);
}
}
private void CallMatchedProcess(IReflectionValueDescriptor descriptor, bool routed)
{
GenericArgumentBinder binder = new GenericArgumentBinder(new FallbackToFirstCandidateMethodSelector(new BinderMethodSelector(Type.DefaultBinder)));
IEnumerable <MethodInfo> methods =
_processor.GetType().GetMethods()
.Where(x => x.IsDefined(typeof(ProcessorMethodAttribute)))
.Where(x => !x.GetCustomAttribute <ProcessorMethodAttribute>().OnlyOnRoute || routed);
Type descriptorType = descriptor.GetType();
IEnumerable <IGrouping <int, MethodInfo> > candidates =
methods.Select(method => Bind(binder, method, descriptorType))
.Where(x => x != null)
.GroupBy(x => x.GetCustomAttribute <ProcessorMethodAttribute>().Precedence)
.OrderBy(x => x.Key);
IGrouping <int, MethodInfo> maximum = candidates.FirstOrDefault();
if (maximum.Skip(1).Any())
{
throw new Exception("Too many candidates for the processor thingy. Use precedence.");
}
else
{
MethodInfo method = maximum.FirstOrDefault();
if (method != null)
{
method.Invoke(_processor, new object[] { descriptor });
}
else
{
throw new Exception(
"No method found :(, this might be a bug in your code, or in the GraphClimber. Good luck.");
}
}
}
