// Get the LabelService.
      LabelServiceInterface labelService = user.getService(DfpService.V201306.LABEL_SERVICE);
      // Create statement text to select active labels.
      String statementText = "WHERE isActive = :isActive LIMIT 500";
      Statement filterStatement =
          new StatementBuilder("").putValue("isActive", true).toStatement();
      // Set defaults for page and offset.
      LabelPage page = new LabelPage();
      int offset = 0;
      List<Long> labelIds = new ArrayList<Long>();
      do {
        // Create a statement to page through active labels.
        filterStatement.setQuery(statementText + " OFFSET " + offset);
        // Get labels by statement.
        page = labelService.getLabelsByStatement(filterStatement);
        if (page.getResults() != null) {
          int i = page.getStartIndex();
          for (Label label : page.getResults()) {
            System.out.println(i + ") Label with ID \"" + label.getId()
                + "\" and name \"" + label.getName()
                + "\" will be deactivated.");
            labelIds.add(label.getId());
            i++;
          }
        }
        offset += 500;
      } while (offset < page.getTotalResultSetSize());
      System.out.println("Number of labels to be deactivated: " + labelIds.size());
      if (labelIds.size() > 0) {
        // Modify statement for action.
        filterStatement.setQuery("WHERE id IN (" + StringUtils.join(labelIds, ",") + ")");
        // Create action.
        DeactivateLabels action = new DeactivateLabels();
        // Perform action.