public List<Long> getAllCampaignId() { try { CampaignService campaignService = commonService.getService(CampaignService.class); GetAllCampaignIdRequest request = new GetAllCampaignIdRequest(); GetAllCampaignIdResponse response = campaignService.getAllCampaignId(request); return response.getCampaignIds(); } catch (final Exception e) { e.printStackTrace(); } return Collections.emptyList(); }