private static IMethodChooserPolicy GetChooserFromContext(IBuilderContext context, Type typeToBuild, string idToBuild)
{
IMethodChooserPolicy chooser = context.Policies.Get <IMethodChooserPolicy>(typeToBuild, idToBuild);
if (chooser == null)
{
throw new InvalidOperationException("No IMethodChooserPolicy available");
}
return(chooser);
}
/// <summary>
///
/// </summary>
/// <param name="context"></param>
/// <param name="typeToBuild"></param>
/// <param name="existing"></param>
/// <param name="idToBuild"></param>
/// <param name="il"></param>
protected override void BuildUp(
IBuilderContext context, Type typeToBuild, object existing, string idToBuild, ILGenerator il)
{
IMethodChooserPolicy chooser = GetChooserFromContext(context, typeToBuild, idToBuild);
List <MethodInfo> methods = new List <MethodInfo>(chooser.GetMethods(typeToBuild));
if (methods.Count > 0)
{
LocalBuilder objectToBuild = il.DeclareLocal(typeToBuild);
il.Emit(OpCodes.Stloc, objectToBuild);
foreach (MethodInfo method in chooser.GetMethods(typeToBuild))
{
il.Emit(OpCodes.Ldloc, objectToBuild);
foreach (ParameterInfo paramInfo in method.GetParameters())
{
EmitResolveParameter(il, paramInfo);
}
il.EmitCall(OpCodes.Call, method, null);
}
il.Emit(OpCodes.Ldloc, objectToBuild);
}
}