private void StoreInjectionSpecification(InjectionSpecification injectionSpecification)
{
if (IsConfigured(injectionSpecification.ConfigurationType))
{
_typeSpecifications[injectionSpecification.ConfigurationType] = injectionSpecification;
}
else
{
_typeSpecifications.Add(injectionSpecification.ConfigurationType, injectionSpecification);
}
}
private void StoreResult(InjectionSpecification injectionSpecification, object result)
{
if (injectionSpecification.ConfigurationScope == ConfigurationScope.Singleton)
{
_singletons.Add(injectionSpecification.ConfigurationType, result);
}
if (injectionSpecification.ConfigurationScope == ConfigurationScope.Scoped)
{
_scopedObjects.Add(injectionSpecification.ConfigurationType, result);
}
}
private InjectionSpecification GetNewInjectionSpecification <TConfiguration, TSpecification>(ConfigurationScope scope, ConfigurationStyle style)
{
var configurationType = typeof(TConfiguration);
var specificationType = typeof(TSpecification);
var injectionSpecification = new InjectionSpecification
{
ConfigurationType = configurationType,
SpecificationType = specificationType,
ConfigurationScope = scope,
ConfigurationStyle = style,
};
return(injectionSpecification);
}
private object GetPremadeObject(InjectionSpecification injectionSpecification)
{
if (injectionSpecification.ConfigurationScope == ConfigurationScope.Singleton &&
_singletons.ContainsKey(injectionSpecification.ConfigurationType))
{
return(_singletons[injectionSpecification.ConfigurationType]);
}
if (injectionSpecification.ConfigurationScope == ConfigurationScope.Scoped &&
_scopedObjects.ContainsKey(injectionSpecification.ConfigurationType))
{
return(_scopedObjects[injectionSpecification.ConfigurationType]);
}
return(null);
}
private object Create(InjectionSpecification injectionSpecification)
{
object result = GetPremadeObject(injectionSpecification);
if (result != null)
{
return(result);
}
switch (injectionSpecification.ConfigurationStyle)
{
case ConfigurationStyle.ConstructorFunction:
return(injectionSpecification.ConstructorFunction());
case ConfigurationStyle.SpecificationType:
var constructor = injectionSpecification.Constructor;
var parameterInfos = constructor.GetParameters();
object[] parameters = null;
if (parameterInfos.Length > 0)
{
parameters = new object[parameterInfos.Length];
for (int i = 0; i < parameterInfos.Length; i++)
{
parameters[i] = CreateParameter(parameterInfos[i]);
}
}
result = constructor.Invoke(parameters);
break;
default:
throw new ArgumentException("Invalid configuration");
}
StoreResult(injectionSpecification, result);
return(result);
}
