code: public Observable<ServiceResponseWithHeaders<Page<NodeFile>, FileListFromComputeNodeHeaders>> listFromComputeNodeWithServiceResponseAsync(final String poolId, final String nodeId, final Boolean recursive, final FileListFromComputeNodeOptions fileListFromComputeNodeOptions) {
          return listFromComputeNodeSinglePageAsync(poolId, nodeId, recursive, fileListFromComputeNodeOptions)
                  .concatMap(new Func1<ServiceResponseWithHeaders<Page<NodeFile>, FileListFromComputeNodeHeaders>, Observable<ServiceResponseWithHeaders<Page<NodeFile>, FileListFromComputeNodeHeaders>>>() {
                      @Override
                      public Observable<ServiceResponseWithHeaders<Page<NodeFile>, FileListFromComputeNodeHeaders>> call(ServiceResponseWithHeaders<Page<NodeFile>, FileListFromComputeNodeHeaders> page) {
                          String nextPageLink = page.body().nextPageLink();
                          if (nextPageLink == null) {
                              return Observable.just(page);
                          }
                          FileListFromComputeNodeNextOptions fileListFromComputeNodeNextOptions = null;
                          if (fileListFromComputeNodeOptions != null) {
                              fileListFromComputeNodeNextOptions = new FileListFromComputeNodeNextOptions();
                              fileListFromComputeNodeNextOptions.withClientRequestId(fileListFromComputeNodeOptions.clientRequestId());
                              fileListFromComputeNodeNextOptions.withReturnClientRequestId(fileListFromComputeNodeOptions.returnClientRequestId());
                              fileListFromComputeNodeNextOptions.withOcpDate(fileListFromComputeNodeOptions.ocpDate());
                          }
                          return Observable.just(page).concatWith(listFromComputeNodeNextWithServiceResponseAsync(nextPageLink, fileListFromComputeNodeNextOptions));
                      }
                  });
      }
docs: Lists all of the files in task directories on the specified compute node.
  
  @param poolId The ID of the pool that contains the compute node.
  @param nodeId The ID of the compute node whose files you want to list.
  @param recursive Whether to list children of a directory.
  @param fileListFromComputeNodeOptions Additional parameters for the operation
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable to the PagedList&lt;NodeFile&gt; object