CreativeTemplateServiceInterface creativeTemplateService =
user.getService(DfpService.V201306.CREATIVE_TEMPLATE_SERVICE);
// Create a statement to only select system defined creative templates.
Statement filterStatement =
new StatementBuilder("WHERE type = :creativeTemplateType LIMIT 500").putValue(
"creativeTemplateType", CreativeTemplateType.SYSTEM_DEFINED.toString()).toStatement();
// Get creative templates by statement.
CreativeTemplatePage page =
creativeTemplateService.getCreativeTemplatesByStatement(filterStatement);