public EFGeneric_multiDBProvider_RepositoryImplementation()
{
// DI IOC container will come here
_context = new bookMeDBContext();
//_context = bookMeDBContext.bookMeDBContextNonSingeltonFactory();
_context.Database.Log = Console.Write;
}
public EFGeneric_CommandImplementation(bookMeDBContext dbContextInjection)
{
// DI IOC container will come here
_context = dbContextInjection;
_context.Database.Log = Console.Write;
//_context = bookMeDBContext.bookMeDBContextSingeltonFactory();
//_context = bookMeDBContext.bookMeDBContextNonSingeltonFactory();
}
public EFGeneric_QueryImplementation(bookMeDBContext dbContextInjection)
{
_context = dbContextInjection;
_context.Database.Log = Console.Write;
//TODO - add dependency injection IOC controller here !
//_context = bookMeDBContext.bookMeDBContextSingeltonFactory();
//_context = bookMeDBContext.bookMeDBContextNonSingeltonFactory();
}
// singelton menthod for the only one instance of DB context; this thread safe however.
// this Approach is now causing Threading issues coz multiple threads are trying to do CRUD using one dbContext instance
public static bookMeDBContext bookMeDBContextSingeltonFactory()
{
if (_singeltonDBContextInstance == null)
{
_singeltonDBContextInstance = new bookMeDBContext();
return(_singeltonDBContextInstance);
}
else
{
return(_singeltonDBContextInstance);
}
}
//Adding a new Non-singelton FactoryMethod to .solve the Threading isses
public static bookMeDBContext bookMeDBContextNonSingeltonFactory()
{
_singeltonDBContextInstance = new bookMeDBContext();
return(_singeltonDBContextInstance);
}