@Override public Response<Paging<RequirementSolution>> findByRequirementId( Long requirementId, String statusArray, Integer pageNo, Integer size) { Response<Paging<RequirementSolution>> result = new Response<Paging<RequirementSolution>>(); if (requirementId == null) { log.error("find requirement solutions need requirementId"); result.setError("solution.requirementId.null"); return result; } try { Map<String, Object> params = Maps.newHashMap(); PageInfo pageInfo = new PageInfo(pageNo, Objects.firstNonNull(size, 10)); params.putAll(pageInfo.toMap()); params.put( "statusArray", statusArray == null ? null : Splitters.COMMA.splitToList(statusArray)); result.setResult(requirementSolutionDao.findByParams(requirementId, params)); } catch (Exception e) { log.error( "find requirement solutions failed, requirementId={}, error code={}", requirementId, Throwables.getStackTraceAsString(e)); result.setError("solution.find.failed"); } return result; }