private void doSearch(boolean searchByTask, SearchPb.Request req, StreamObserver<WorkflowServicePb.WorkflowSummarySearchResult> response) { final int start = req.getStart(); final int size = GRPC_HELPER.optionalOr(req.getSize(), maxSearchSize); final List<String> sort = convertSort(req.getSort()); final String freeText = GRPC_HELPER.optionalOr(req.getFreeText(), "*"); final String query = req.getQuery(); if (size > maxSearchSize) { response.onError( Status.INVALID_ARGUMENT .withDescription("Cannot return more than "+maxSearchSize+" results") .asRuntimeException() ); return; } SearchResult<WorkflowSummary> search; if (searchByTask) { search = workflowService.searchWorkflowsByTasks(start, size, sort, freeText,query); } else { search = workflowService.searchWorkflows(start, size, sort, freeText, query); } response.onNext( WorkflowServicePb.WorkflowSummarySearchResult.newBuilder() .setTotalHits(search.getTotalHits()) .addAllResults( search.getResults().stream().map(PROTO_MAPPER::toProto)::iterator ).build() ); response.onCompleted(); }