/// <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 PackageService.
      PackageService packageService =
          (PackageService) user.GetService(DfpService.v201505.PackageService);

      // Create a statement to only select packages that are in progress.
      StatementBuilder statementBuilder = new StatementBuilder()
          .Where("status = :status")
          .OrderBy("id ASC")
          .Limit(StatementBuilder.SUGGESTED_PAGE_LIMIT)
          .AddValue("status", PackageStatus.IN_PROGRESS.ToString());

      // Set default for page.
      PackagePage page = new PackagePage();

      try {
        do {
          // Get packages by statement.
          page = packageService.getPackagesByStatement(statementBuilder.ToStatement());

          if (page.results != null && page.results.Length > 0) {
            int i = page.startIndex;
            foreach (Package package in page.results) {
              Console.WriteLine("{0}) Package with ID = \"{1}\", name = \"{2}\" for proposal ID " +
                  "\"{3}\" was found.", i++, package.id, package.name, package.proposalId);
            }
          }
          statementBuilder.IncreaseOffsetBy(StatementBuilder.SUGGESTED_PAGE_LIMIT);
        } while(statementBuilder.GetOffset() < page.totalResultSetSize);
        Console.WriteLine("Number of results found: " + page.totalResultSetSize);
      } catch (Exception ex) {
        Console.WriteLine("Failed to get packages. 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 PackageService.
      PackageService packageService =
          (PackageService) user.GetService(DfpService.v201505.PackageService);

      // Set the ID of the package to create line items from.
      long packageId = long.Parse(_T("INSERT_PACKAGE_ID_HERE"));

      // Create statement to select the package.
      StatementBuilder statementBuilder = new StatementBuilder()
          .Where("id = :id")
          .OrderBy("id ASC")
          .Limit(1)
          .AddValue("id", packageId);

      // Set default for page.
      PackagePage page = new PackagePage();
      List<string> packageIds = new List<string>();
      int i = 0;

      try {
        // Get the package.
        page = packageService.getPackagesByStatement(statementBuilder.ToStatement());
        Package package = page.results[0];

        Console.WriteLine("Package with ID \"{0}\" will create proposal line items using "
            + "product package with ID \"{1}\"", package.id, package.productPackageId);

        // Modify statement for action.
        statementBuilder.RemoveLimitAndOffset();

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

        // Perform action.
        UpdateResult result = packageService.performPackageAction(action,
            statementBuilder.ToStatement());

        // Display results.
        if (result != null && result.numChanges > 0) {
          Console.WriteLine("Proposal line items were created for {0} packages.",
              result.numChanges);
        } else {
          Console.WriteLine("No proposal line items were created.");
        }

      } catch (Exception ex) {
        Console.WriteLine("Failed to create proposal line items. Exception says \"{0}\"",
            ex.Message);
      }
    }