Update appointment

The following example shows you how to update an apppointment.

C# example

using System;
using System.Net;
using System.Collections.Generic;
using Independentsoft.Exchange;

namespace Sample
{
    class Program
    {
        static void Main(string[] args)
        {
            NetworkCredential credential = new NetworkCredential("username", "password");
            Service service = new Service("https://myserver/ews/Exchange.asmx", credential);

            try
            {
                IsEqualTo restriction1 = new IsEqualTo(AppointmentPropertyPath.StartTime, DateTime.Today.AddHours(15));
                IsEqualTo restriction2 = new IsEqualTo(AppointmentPropertyPath.EndTime, DateTime.Today.AddHours(16));
                And restriction3 = new And(restriction1, restriction2);

                FindItemResponse response = service.FindItem(StandardFolder.Calendar, restriction3);

                for (int i = 0; i < response.Items.Count; i++)
                {
                    if (response.Items[i] is Appointment)
                    {
                        ItemId itemId = response.Items[i].ItemId;

                        Property startTimeProperty = new Property(AppointmentPropertyPath.StartTime, DateTime.Today.AddHours(18));
                        Property endTimeProperty = new Property(AppointmentPropertyPath.EndTime, DateTime.Today.AddHours(19));

                        IList<Property> properties = new List<Property>();
                        properties.Add(startTimeProperty);
                        properties.Add(endTimeProperty);

                        itemId = service.UpdateItem(itemId, properties);
                    }
                }
            }
            catch (ServiceRequestException ex)
            {
                Console.WriteLine("Error: " + ex.Message);
                Console.WriteLine("Error: " + ex.XmlMessage);
                Console.Read();
            }
            catch (WebException ex)
            {
                Console.WriteLine("Error: " + ex.Message);
                Console.Read();
            }
        }
    }
}

VB example

Imports System
Imports System.Net
Imports System.Collections.Generic
Imports Independentsoft.Exchange

Namespace Sample
    Class Module1
        Shared Sub Main(ByVal args As String())

            Dim credential As New NetworkCredential("username", "password")
            Dim service As New Service("https://myserver/ews/Exchange.asmx", credential)

            Try

                Dim restriction1 As New IsEqualTo(AppointmentPropertyPath.StartTime, DateTime.Today.AddHours(15))
                Dim restriction2 As New IsEqualTo(AppointmentPropertyPath.EndTime, DateTime.Today.AddHours(16))
                Dim restriction3 As New [And](restriction1, restriction2)

                Dim response As FindItemResponse = service.FindItem(StandardFolder.Calendar, restriction3)

                For i As Integer = 0 To response.Items.Count - 1

                    If TypeOf response.Items(i) Is Appointment Then

                        Dim itemId As ItemId = response.Items(i).ItemId

                        Dim startTimeProperty As New [Property](AppointmentPropertyPath.StartTime, DateTime.Today.AddHours(18))
                        Dim endTimeProperty As New [Property](AppointmentPropertyPath.EndTime, DateTime.Today.AddHours(19))

                        Dim properties As New List(Of [Property])()
                        properties.Add(startTimeProperty)
                        properties.Add(endTimeProperty)

                        itemId = service.UpdateItem(itemId, properties)

                    End If
                Next

            Catch ex As ServiceRequestException
                Console.WriteLine("Error: " + ex.Message)
                Console.WriteLine("Error: " + ex.XmlMessage)
                Console.Read()
            Catch ex As WebException
                Console.WriteLine("Error: " + ex.Message)
                Console.Read()
            End Try

        End Sub
    End Class
End Namespace

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Exchange Web Services .NET > Tutorial > Update appointment

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