jpolvora

//POST: http://silverlightrush.blogspot.com/2011/11/receita-de-bolo-para-ef-code-first-e.html

using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Data.Common;
using System.Data.Entity;
using System.Data.Entity.Infrastructure;
using System.Linq;
using Oracle.DataAccess.Client;

jpolvora

CREATE TABLE  "PESSOAS" 
   (	"ID" NUMBER, 
	"NOME" VARCHAR2(50), 
	 CONSTRAINT "PESSOAS_PK" PRIMARY KEY ("ID") ENABLE
   )
/
CREATE TABLE  "TELEFONES" 
   (	"ID" NUMBER NOT NULL ENABLE, 
	"PESSOA_ID" NUMBER NOT NULL ENABLE, 
	"NUMERO" VARCHAR2(10) NOT NULL ENABLE, 

jpolvora

// Created by por Jone Polvora 
// Twitter: @jpolvora
// WebSite: http://silverlightrush.blogspot.com
// Based on Dynamic Decorator / CBO Extender Project (http://www.codeproject.com/Articles/275292/Component-Based-Object-Extender)
// Depends on Impromptu-Interface (https://code.google.com/p/impromptu-interface/_
// Last Update: 21/05/2012 10:40AM GMT -04:00
// Brazil

/* USAGE EXAMPLE

jpolvora

        static void InterceptUsingActionsAndExpressionsToGetMethodNames()
        {
            //pass an array of lambdas to get the names of the methods that will be intercepted
            var proxyCtx = ObjectProxyFactory
               .CreateUsingActions<IUnitOfWork>(new MyContext(),
                                             pre => System.Console.WriteLine("Entering {0}", pre.CallCtx.MethodName),
                                             pos => System.Console.WriteLine("Exiting {0}", pos.CallCtx.MethodName),
                                             null, true,
                        //no magic strings
                                             m1 => m1.SaveChanges(),

jpolvora

        static void InterceptUsingActionsAndStringArrayMethods()
        {
            //helper method that returns the method name - no magic strings
            var methods = ObjectProxyFactory.GetMethodNames<IUnitOfWork>(c => c.SaveChanges());

            //helper method that returns the method names from the properties (getters and setters) - no magic strings
            var methodsFromProperties = ObjectProxyFactory.GetMethodNamesFromProperties<IMyContext>(c => c.Customers);

            //union two above arrays
            var mixedArray = methods.Union(methodsFromProperties).ToArray();

jpolvora

using System;

namespace DynamicProxy.Console.Infra
{
    public interface IUnitOfWork : IDisposable
    {
        int SaveChanges();
    }
}

jpolvora

using System;
using System.Diagnostics;
using System.ComponentModel;
using System.Dynamic;
using System.Reflection;
using System.Linq.Expressions;

	static void InterceptWithAttributeEntity()
	{
		var myContext = new MyContext();

jpolvora

    public interface INotifyPropertyChangedExtended : INotifyPropertyChanged
    {
        void OnPropertyChanged(string propertyName);
    }
	
	public interface IOrder : INotifyPropertyChangedExtended
    {
        int Id { get; set; }
        ICustomer Customer { get; set; }
    }	

jpolvora

namespace DynamicProxy.Console
{
    class Program
    {
        static void Main()
        {         
            var myContext = new MyContext();
            //create entries in DbContext
            Customer entry = myContext.Customers.FirstOrDefault();

jpolvora

    public static class CaliburnExtensions
    {
        public static IEnumerable<IResult> BeginExecute(this IEnumerable<Func<IResult>> routines)
        {
            return routines.Select(routine => routine());
        }

        public static void AsCoroutine(this IEnumerable<IResult> routine,
            EventHandler<ResultCompletionEventArgs> callBack = null,
            ActionExecutionContext ctx = null)