private static void AddProjectsToCompany(Company company, params Project[] projects)
{
foreach (Project project in projects)
{
company.AddProject(project);
}
}
static void Main()
{
// create our NHibernate session factory
var sessionFactory = CreateSessionFactory();
using (var session = sessionFactory.OpenSession())
{
// populate the database
using (var transaction = session.BeginTransaction())
{
// create a couple of Stores each with some Products and Employees
var barginBasin = new Store { Name = "Bargin Basin" };
var superMart = new Store { Name = "SuperMart" };
var harveynash = new Store { Name = "HVN" };
var potatoes = new Product { Name = "Potatoes", Price = 3.60 };
var fish = new Product { Name = "Fish", Price = 4.49 };
var milk = new Product { Name = "Milk", Price = 0.79 };
var bread = new Product { Name = "Bread", Price = 1.29 };
var cheese = new Product { Name = "Cheese", Price = 2.10 };
var waffles = new Product { Name = "Waffles", Price = 2.41 };
var ipad = new Product { Name = "Ipad", Price = 3100 };
var daisy = new Employee { FirstName = "Daisy", LastName = "Harrison" };
var jack = new Employee { FirstName = "Jack", LastName = "Torrance" };
var sue = new Employee { FirstName = "Sue", LastName = "Walkters" };
var bill = new Employee { FirstName = "Bill", LastName = "Taft" };
var joan = new Employee { FirstName = "Joan", LastName = "Pope" };
// create Projects and Companys
var project1 = new Project { Name = "Project 1", Client = "Client 1" };
var project2 = new Project { Name = "Project 2", Client = "Client 2" };
var project3 = new Project { Name = "Project 3", Client = "Client 3" };
var company1 = new Company { Name = "Company 1" };
var company2 = new Company { Name = "Company 2" };
// add products to the stores, there's some crossover in the products in each
// store, because the store-product relationship is many-to-many
AddProductsToStore(barginBasin, potatoes, fish, milk, bread, cheese);
AddProductsToStore(superMart, bread, cheese, waffles);
AddProductsToStore(harveynash, bread, cheese, milk, ipad);
// add employees to the stores, this relationship is a one-to-many, so one
// employee can only work at one store at a time
AddEmployeesToStore(barginBasin, daisy, jack, sue);
AddEmployeesToStore(superMart, bill, joan);
AddEmployeesToStore(harveynash, jack, sue, joan);
// save both stores, this saves everything else via cascading
session.SaveOrUpdate(barginBasin);
session.SaveOrUpdate(superMart);
session.SaveOrUpdate(harveynash);
// add employees to the projects
AddEmployeesToProject(project1, daisy, jack, bill);
AddEmployeesToProject(project2, daisy, sue, joan, jack);
//add projects to the company
AddProjectsToCompany(company1, project1, project3);
AddProjectsToCompany(company2, project2);
// save projects, this saves everything else via cascading
session.SaveOrUpdate(company1);
session.SaveOrUpdate(company2);
transaction.Commit();
}
}
using (var session = sessionFactory.OpenSession())
{
using (session.BeginTransaction())
{
#region retrieve all products which have Store name like HVN
var productsLinQ = (from p in session.Query<Product>()
where p.StoresStockedIn.Any(x => x.Name.Contains("HVN"))
orderby p.Name
select p).ToList<Product>();
Console.WriteLine("Retrieve all products which have Store name like HVN. Write by LinQ");
foreach (Product pro in productsLinQ)
{
Console.WriteLine(pro.Name);
}
Console.WriteLine();
var productsNativeSQL = session.CreateSQLQuery("select pro.Name, pro.Id, pro.Price from Product pro, StoreProduct sp, Store sto where pro.Id = sp.Product_id and sp.Store_id = sto.Id and sto.Name like '%HVN%' order by pro.Name")
.AddEntity(typeof(Product)).List();
Console.WriteLine("Retrieve all products which have Store name like HVN. Write by Native SQL");
foreach (Product pro in productsNativeSQL)
{
Console.WriteLine(pro.Name);
}
Console.WriteLine();
#endregion
#region retrieve all Employee which have Produce price > 3000
var employeeLinQ = (from p in session.Query<Employee>()
where p.Store.Products.Any(x => x.Price > 3000)
orderby p.FirstName
select p).ToList<Employee>();
Console.WriteLine("Retrieve all Employee which have Produce price > 3000. Write by LinQ");
foreach (Employee empoyee in employeeLinQ)
{
Console.WriteLine(empoyee.FirstName + " " + empoyee.LastName);
}
Console.WriteLine();
var employeeNativeSQL = session.CreateSQLQuery(" select emp.FirstName, emp.Id, emp.LastName from Employee emp, StoreProduct sp, Store sto, Product pro where emp.Store_id = sto.Id and pro.Id = sp.Product_id and sp.Store_id = sto.Id and pro.Price > 3000")
.AddEntity(typeof(Employee)).List();
Console.WriteLine("Retrieve all Employee which have Produce price > 3000. Write by NativeSQL");
foreach (Employee pro in employeeNativeSQL)
{
Console.WriteLine(pro.FirstName + " " + pro.LastName);
}
Console.WriteLine();
#endregion
////retrieve all Projects and their employees
//var project = session.Query<Project>().ToList<Project>();
//Console.WriteLine("Retrieve all Projects and their employees");
//foreach (Project pro in project)
//{
// Console.WriteLine(pro.Name);
// pro.Employee.ForEach(x => Console.Write(x.FirstName + " "));
// Console.WriteLine();
//}
//// retrieve all Company and their Projects
//var companys = session.Query<Company>().ToList<Company>();
//Console.WriteLine("Retrieve all Company and their Projects");
//foreach (Company company in companys)
//{
// Console.WriteLine(company.Name);
// company.Project.ForEach(x => Console.Write(x.Name + " "));
// Console.WriteLine();
//}
}
}
Console.ReadKey();
}