public IServiceCallSite CreateCallSite(ServiceProvider provider, ISet <Type> callSiteChain)
{
ConstructorInfo[] constructors = _descriptor.ImplementationType.GetTypeInfo()
.DeclaredConstructors
.Where(IsInjectable)
.ToArray();
// TODO: actual service-fulfillment constructor selection
if (constructors.Length == 1)
{
ParameterInfo[] parameters = constructors[0].GetParameters();
IServiceCallSite[] parameterCallSites = new IServiceCallSite[parameters.Length];
for (var index = 0; index != parameters.Length; ++index)
{
parameterCallSites[index] = provider.GetServiceCallSite(parameters[index].ParameterType, callSiteChain);
if (parameterCallSites[index] == null && parameters[index].HasDefaultValue)
{
parameterCallSites[index] = new ConstantCallSite(parameters[index].DefaultValue);
}
if (parameterCallSites[index] == null)
{
throw new InvalidOperationException(Resources.FormatCannotResolveService(
parameters[index].ParameterType,
_descriptor.ImplementationType));
}
}
return(new ConstructorCallSite(constructors[0], parameterCallSites));
}
return(new CreateInstanceCallSite(_descriptor));
}
public IServiceCallSite CreateCallSite(ServiceProvider provider)
{
ConstructorInfo[] constructors = _descriptor.ImplementationType.GetTypeInfo()
.DeclaredConstructors
.Where(IsInjectable)
.ToArray();
// TODO: actual service-fulfillment constructor selection
if (constructors.Length == 1)
{
ParameterInfo[] parameters = constructors[0].GetParameters();
IServiceCallSite[] parameterCallSites = new IServiceCallSite[parameters.Length];
for (var index = 0; index != parameters.Length; ++index)
{
parameterCallSites[index] = provider.GetServiceCallSite(parameters[index].ParameterType);
if (parameterCallSites[index] == null && parameters[index].HasDefaultValue)
{
parameterCallSites[index] = new ConstantCallSite(parameters[index].DefaultValue);
}
if (parameterCallSites[index] == null)
{
throw new Exception(
string.Format("TODO: Unable to resolve service for type '{0}' while attempting to activate '{1}'.",
parameters[index].ParameterType, _descriptor.ImplementationType));
}
}
return(new ConstructorCallSite(constructors[0], parameterCallSites));
}
return(new CreateInstanceCallSite(_descriptor));
}
private IServiceCallSite[] PopulateCallSites(
ServiceProvider provider,
ISet <Type> callSiteChain,
ParameterInfo[] parameters,
bool throwIfCallSiteNotFound)
{
var parameterCallSites = new IServiceCallSite[parameters.Length];
for (var index = 0; index < parameters.Length; index++)
{
var callSite = provider.GetServiceCallSite(parameters[index].ParameterType, callSiteChain);
if (callSite == null && parameters[index].HasDefaultValue)
{
callSite = new ConstantCallSite(parameters[index].DefaultValue);
}
if (callSite == null)
{
if (throwIfCallSiteNotFound)
{
throw new InvalidOperationException(Resources.FormatCannotResolveService(
parameters[index].ParameterType,
_descriptor.ImplementationType));
}
return(null);
}
parameterCallSites[index] = callSite;
}
return(parameterCallSites);
}
public IServiceCallSite CreateCallSite(ServiceProvider provider, ISet<Type> callSiteChain)
{
ConstructorInfo[] constructors = _descriptor.ImplementationType.GetTypeInfo()
.DeclaredConstructors
.Where(IsInjectable)
.ToArray();
// TODO: actual service-fulfillment constructor selection
if (constructors.Length == 1)
{
ParameterInfo[] parameters = constructors[0].GetParameters();
IServiceCallSite[] parameterCallSites = new IServiceCallSite[parameters.Length];
for (var index = 0; index != parameters.Length; ++index)
{
parameterCallSites[index] = provider.GetServiceCallSite(parameters[index].ParameterType, callSiteChain);
if (parameterCallSites[index] == null && parameters[index].HasDefaultValue)
{
parameterCallSites[index] = new ConstantCallSite(parameters[index].DefaultValue);
}
if (parameterCallSites[index] == null)
{
throw new InvalidOperationException(Resources.FormatCannotResolveService(
parameters[index].ParameterType,
_descriptor.ImplementationType));
}
}
return new ConstructorCallSite(constructors[0], parameterCallSites);
}
return new CreateInstanceCallSite(_descriptor);
}
private IServiceCallSite[] PopulateCallSites(
ServiceProvider provider,
ISet<Type> callSiteChain,
ParameterInfo[] parameters,
bool throwIfCallSiteNotFound)
{
var parameterCallSites = new IServiceCallSite[parameters.Length];
for (var index = 0; index < parameters.Length; index++)
{
var callSite = provider.GetServiceCallSite(parameters[index].ParameterType, callSiteChain);
if (callSite == null && parameters[index].HasDefaultValue)
{
callSite = new ConstantCallSite(parameters[index].DefaultValue);
}
if (callSite == null)
{
if (throwIfCallSiteNotFound)
{
throw new InvalidOperationException(Resources.FormatCannotResolveService(
parameters[index].ParameterType,
_descriptor.ImplementationType));
}
return null;
}
parameterCallSites[index] = callSite;
}
return parameterCallSites;
}
