/// <summary>
        /// Updates the specified ItemActivity using PATCH.
        /// </summary>
        /// <param name="itemActivityToUpdate">The ItemActivity to update.</param>
        /// <param name="cancellationToken">The <see cref="CancellationToken"/> for the request.</param>
        /// <exception cref="ClientException">Thrown when an object returned in a response is used for updating an object in Microsoft Graph.</exception>
        /// <returns>The updated ItemActivity.</returns>
        public async System.Threading.Tasks.Task <ItemActivity> UpdateAsync(ItemActivity itemActivityToUpdate, CancellationToken cancellationToken)
        {
            if (itemActivityToUpdate.AdditionalData != null)
            {
                if (itemActivityToUpdate.AdditionalData.ContainsKey(Constants.HttpPropertyNames.ResponseHeaders) ||
                    itemActivityToUpdate.AdditionalData.ContainsKey(Constants.HttpPropertyNames.StatusCode))
                {
                    throw new ClientException(
                              new Error
                    {
                        Code    = GeneratedErrorConstants.Codes.NotAllowed,
                        Message = String.Format(GeneratedErrorConstants.Messages.ResponseObjectUsedForUpdate, itemActivityToUpdate.GetType().Name)
                    });
                }
            }
            if (itemActivityToUpdate.AdditionalData != null)
            {
                if (itemActivityToUpdate.AdditionalData.ContainsKey(Constants.HttpPropertyNames.ResponseHeaders) ||
                    itemActivityToUpdate.AdditionalData.ContainsKey(Constants.HttpPropertyNames.StatusCode))
                {
                    throw new ClientException(
                              new Error
                    {
                        Code    = GeneratedErrorConstants.Codes.NotAllowed,
                        Message = String.Format(GeneratedErrorConstants.Messages.ResponseObjectUsedForUpdate, itemActivityToUpdate.GetType().Name)
                    });
                }
            }
            this.ContentType = "application/json";
            this.Method      = "PATCH";
            var updatedEntity = await this.SendAsync <ItemActivity>(itemActivityToUpdate, cancellationToken).ConfigureAwait(false);

            this.InitializeCollectionProperties(updatedEntity);
            return(updatedEntity);
        }
        /// <summary>
        /// Creates the specified ItemActivity using POST.
        /// </summary>
        /// <param name="itemActivityToCreate">The ItemActivity to create.</param>
        /// <param name="cancellationToken">The <see cref="CancellationToken"/> for the request.</param>
        /// <returns>The created ItemActivity.</returns>
        public async System.Threading.Tasks.Task <ItemActivity> CreateAsync(ItemActivity itemActivityToCreate, CancellationToken cancellationToken)
        {
            this.ContentType = "application/json";
            this.Method      = "POST";
            var newEntity = await this.SendAsync <ItemActivity>(itemActivityToCreate, cancellationToken).ConfigureAwait(false);

            this.InitializeCollectionProperties(newEntity);
            return(newEntity);
        }
 /// <summary>
 /// Adds the specified ItemActivity to the collection via POST.
 /// </summary>
 /// <param name="itemActivity">The ItemActivity to add.</param>
 /// <param name="cancellationToken">The <see cref="CancellationToken"/> for the request.</param>
 /// <returns>The created ItemActivity.</returns>
 public System.Threading.Tasks.Task <ItemActivity> AddAsync(ItemActivity itemActivity, CancellationToken cancellationToken)
 {
     this.ContentType = "application/json";
     this.Method      = "POST";
     return(this.SendAsync <ItemActivity>(itemActivity, cancellationToken));
 }
 /// <summary>
 /// Adds the specified ItemActivity to the collection via POST.
 /// </summary>
 /// <param name="itemActivity">The ItemActivity to add.</param>
 /// <returns>The created ItemActivity.</returns>
 public System.Threading.Tasks.Task <ItemActivity> AddAsync(ItemActivity itemActivity)
 {
     return(this.AddAsync(itemActivity, CancellationToken.None));
 }
 /// <summary>
 /// Creates the specified ItemActivity using POST.
 /// </summary>
 /// <param name="itemActivityToCreate">The ItemActivity to create.</param>
 /// <returns>The created ItemActivity.</returns>
 public System.Threading.Tasks.Task <ItemActivity> CreateAsync(ItemActivity itemActivityToCreate)
 {
     return(this.CreateAsync(itemActivityToCreate, CancellationToken.None));
 }
 /// <summary>
 /// Initializes any collection properties after deserialization, like next requests for paging.
 /// </summary>
 /// <param name="itemActivityToInitialize">The <see cref="ItemActivity"/> with the collection properties to initialize.</param>
 private void InitializeCollectionProperties(ItemActivity itemActivityToInitialize)
 {
 }