Introducing ASP.NET Page Modules

using System;
using System.Configuration;
using System.Reflection;
using PauloMorgado.Web.UI;

namespace PauloMorgado.Web.Configuration
{
    internal class PageModuleEntry
    {
        private string name;
        private Type type;

        internal PageModuleEntry(string name, string typeName, string propertyName, ConfigurationElement configurationElement)
        {
            this.name = name ?? string.Empty;
            this.type = TypeUtils.GetType(typeName, propertyName, configurationElement);
            if (!typeof(IPageModule).IsAssignableFrom(this.type))
            {
                if (configurationElement == null)
                {
                    throw new ConfigurationErrorsException(string.Format(Properties.Resources.TypeNotModule, typeName));
                }
                throw new ConfigurationErrorsException(string.Format(Properties.Resources.TypeNotModule, typeName), configurationElement.ElementInformation.Properties["type"].Source, configurationElement.ElementInformation.Properties["type"].LineNumber);
            }
        }

        internal IPageModule Create()
        {
            return (IPageModule)Activator.CreateInstance(type, BindingFlags.CreateInstance | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Instance, null, null, null);
        }

        internal string ModuleName
        {
            get
            {
                return this.name;
            }
        }
    }

}