private void saveButton_Click(object sender, RoutedEventArgs e)
{
// Find the object to update from local list.
ApressODataService.ApressBook selectedBook = bookListFromService.First(Book => Book.ApressBookISBN == "978-1-4302-3816-4");
// Make local changes.
selectedBook.ApressBookAuthor = "Samidip Basu";
// Mark the object dirty & ready for update to DB.
oDataContext.UpdateObject(selectedBook);
// Commit all at once.
oDataContext.BeginSaveChanges(new AsyncCallback(SaveDoneCallBack), null);
}
public void UpdateObjectWithoutChange()
{
int expectedPropertyCount = 0;
this.TestClientContext.Configurations.RequestPipeline.OnEntryEnding(
(arg) =>
{
if (arg.Entry.TypeName.EndsWith("Company"))
{
Assert.AreEqual(expectedPropertyCount, arg.Entry.Properties.Count());
}
});
DataServiceCollection <CompanyPlus> publicCompany =
new DataServiceCollection <CompanyPlus>(this.TestClientContext.PublicCompanyPlus);
DataServiceCollection <AccountPlus> account =
new DataServiceCollection <AccountPlus>(this.TestClientContext.AccountsPlus);
// Update object by update object without change => redo the PATCH all
this.TestClientContext.UpdateObject(publicCompany.Single());
//Properties only defnied by customer will also be sent.
expectedPropertyCount = 5;
this.TestClientContext.SaveChanges();
publicCompany.Single().RevenuePlus = 200;
expectedPropertyCount = 1;
this.TestClientContext.SaveChanges();
// Update object which contains open complex type
this.TestClientContext.UpdateObject(account.First());
//Properties only defnied by customer will also be sent.
expectedPropertyCount = 3;
this.TestClientContext.Configurations.RequestPipeline.OnEntryEnding(
(arg) =>
{
if (arg.Entry.TypeName.EndsWith("AccountInfo"))
{
Assert.AreEqual(4, arg.Entry.Properties.Count());
}
});
this.TestClientContext.SaveChanges();
}