public async Task<IHttpActionResult> Put([FromODataUri] int key, Delta<Customer> patch)
{
Validate(patch.GetInstance());
if (!ModelState.IsValid)
{
return BadRequest(ModelState);
}
var customer = await _db.Customers.FindAsync(key);
if (customer == null)
{
return NotFound();
}
patch.Put(customer);
try
{
await _db.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!CustomerExists(key))
{
return NotFound();
}
throw;
}
return Updated(customer);
}
public void CanCreateDeltaOfDerivedTypes()
{
var delta = new Delta <Base>(typeof(Derived));
Assert.IsType(typeof(Derived), delta.GetInstance());
}
