/// <summary>
        /// Run the code example.
        /// </summary>
        /// <param name="user">The DFP user object running the code example.</param>
        public override void Run(DfpUser user)
        {
            // Get the LineItemService.
              LineItemService lineItemService =
              (LineItemService) user.GetService(DfpService.v201302.LineItemService);

              // Sets defaults for page and Statement.
              LineItemPage page = new LineItemPage();
              Statement statement = new Statement();
              int offset = 0;
              try {
            do {
              // Create a Statement to get all line items.
              statement.query = string.Format("LIMIT 500 OFFSET {0}", offset);

              // Get line items by Statement.
              page = lineItemService.getLineItemsByStatement(statement);

              if (page.results != null && page.results.Length > 0) {
            int i = page.startIndex;
            foreach (LineItemSummary lineItem in page.results) {
              Console.WriteLine("{0}) Line item with ID = '{1}', belonging to order ID ='{2}'" +
                  " , and named '{3}' was found.", i, lineItem.id, lineItem.orderId,
                  lineItem.name);
              i++;
            }
              }

              offset += 500;
            } while (offset < page.totalResultSetSize);

            Console.WriteLine("Number of results found: {0}", page.totalResultSetSize);
              } catch (Exception ex) {
            Console.WriteLine("Failed to get line items. Exception says \"{0}\"",
            ex.Message);
              }
        }
        /// <summary>
        /// Run the code example.
        /// </summary>
        /// <param name="user">The DFP user object running the code example.</param>
        public override void Run(DfpUser user)
        {
            // Get the LineItemService.
              LineItemService lineItemService =
              (LineItemService) user.GetService(DfpService.v201302.LineItemService);
              // Get the ReportService.
              ReportService reportService =
              (ReportService) user.GetService(DfpService.v201302.ReportService);

              try {
            // Set the ID of the order to get line items from.
            long orderId = long.Parse(_T("INSERT_ORDER_ID_HERE"));

            // Sets defaults for page and filterStatement.
            LineItemPage page = new LineItemPage();
            int offset = 0;

            // Create a statement to only select line items from a given order.
            String filterText = "WHERE orderId = :orderId LIMIT 500";
            Statement filterStatement =
            new StatementBuilder(filterText).AddValue("orderId", orderId).ToStatement();

            // Collect all line item custom field IDs for an order.
            List<long> customFieldIds = new List<long>();
            do {
              filterStatement.query = filterText + " OFFSET " + offset;

              // Get line items by statement.
              page = lineItemService.getLineItemsByStatement(filterStatement);

              // Get custom field IDs from the line items of an order.
              if (page.results != null) {
            foreach (LineItem lineItem in page.results) {
              if (lineItem.customFieldValues != null) {
                foreach (BaseCustomFieldValue customFieldValue in lineItem.customFieldValues) {
                  if (!customFieldIds.Contains(customFieldValue.customFieldId)) {
                    customFieldIds.Add(customFieldValue.customFieldId);
                  }
                }
              }
            }
              }

              offset += 500;
            } while (offset < page.totalResultSetSize);

            // Create statement to filter for an order.
            filterStatement =
            new StatementBuilder("WHERE ORDER_ID = :orderId").AddValue("orderId", orderId)
                .ToStatement();

            // Create report job.
            ReportJob reportJob = new ReportJob();

            // Create report query.
            ReportQuery reportQuery = new ReportQuery();
            reportQuery.dateRangeType = DateRangeType.LAST_MONTH;
            reportQuery.dimensions = new Dimension[] {Dimension.LINE_ITEM_ID, Dimension.LINE_ITEM_NAME};
            reportQuery.statement = filterStatement;
            reportQuery.customFieldIds = customFieldIds.ToArray();
            reportQuery.columns = new Column[] {Column.AD_SERVER_IMPRESSIONS};
            reportJob.reportQuery = reportQuery;

            // Run report job.
            reportJob = reportService.runReportJob(reportJob);

            do {
              Console.WriteLine("Report with ID '{0}' is still running.", reportJob.id);
              Thread.Sleep(30000);
              // Get report job.
              reportJob = reportService.getReportJob(reportJob.id);
            } while (reportJob.reportJobStatus == ReportJobStatus.IN_PROGRESS);

            if (reportJob.reportJobStatus == ReportJobStatus.FAILED) {
              Console.WriteLine("Report job with ID '{0}' failed to finish successfully.",
              reportJob.id);
            } else {
              Console.WriteLine("Report job with ID '{0}' completed successfully.", reportJob.id);
            }
              } catch (Exception ex) {
            Console.WriteLine("Failed to run cusom fields report. Exception says \"{0}\"",
            ex.Message);
              }
        }
        /// <summary>
        /// Run the code example.
        /// </summary>
        /// <param name="user">The DFP user object running the code example.</param>
        public override void Run(DfpUser user)
        {
            // Get the LineItemService.
              LineItemService lineItemService =
              (LineItemService) user.GetService(DfpService.v201302.LineItemService);

              // Set the ID of the order to get line items from.
              long orderId = long.Parse(_T("INSERT_ORDER_ID_HERE"));

              // Create Statement text to select approved line items from a given order.
              string statementText = "WHERE orderId = :orderId and status = :status LIMIT 500";
              Statement statement = new StatementBuilder("").AddValue("orderId", orderId).
              AddValue("status", ComputedStatus.NEEDS_CREATIVES.ToString()).ToStatement();

              // Set defaults for page and offset.
              LineItemPage page = new LineItemPage();
              int offset = 0;
              int i = 0;
              List<string> lineItemIds = new List<string>();

              try {
            do {
              // Create a Statement to page through approved line items.
              statement.query = string.Format("{0} OFFSET {1}", statementText, offset);

              // Get line items by Statement.
              page = lineItemService.getLineItemsByStatement(statement);

              if (page.results != null && page.results.Length > 0) {
            foreach (LineItemSummary lineItem in page.results) {
              // Archived line items cannot be activated.
              if (!lineItem.isArchived) {
                Console.WriteLine("{0}) Line item with ID ='{1}', belonging to order ID ='{2}' " +
                    "and name ='{2}' will be activated.", i, lineItem.id, lineItem.orderId,
                    lineItem.name);
                lineItemIds.Add(lineItem.id.ToString());
                i++;
              }
            }
              }

              offset += 500;
            } while (offset < page.totalResultSetSize);

            Console.WriteLine("Number of line items to be activated: {0}", lineItemIds.Count);

            if (lineItemIds.Count > 0) {
              // Create action Statement.
              statement = new StatementBuilder(
              string.Format("WHERE id IN ({0})", string.Join(",", lineItemIds.ToArray()))).
              ToStatement();

              // Create action.
              ActivateLineItems action = new ActivateLineItems();

              // Perform action.
              UpdateResult result = lineItemService.performLineItemAction(action, statement);

              // Display results.
              if (result != null && result.numChanges > 0) {
            Console.WriteLine("Number of line items activated: {0}", result.numChanges);
              } else {
            Console.WriteLine("No line items were activated.");
              }
            }
              } catch (Exception ex) {
            Console.WriteLine("Failed to activate line items. Exception says \"{0}\"",
            ex.Message);
              }
        }