message: [tfls.util] FileUtil#LoadLabels should ignore white spaces lines.
diff: @@ -55,7 +55,8 @@ public class FileUtil {
  * Loads labels from the label file into a list of strings.
  *
  * <p>A legal label file is the plain text file whose contents are split into lines, and each line
  - * is an individual value. The file should be in assets of the context.
  + * is an individual value. The empty lines will be ignored. The file should be in assets of the
  + * context.
  *
  * @param context The context holds assets.
  * @param filePath The path of the label file, relative with assets directory.
  @@ -102,8 +103,10 @@ public class FileUtil {
  try (BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream, cs))) {
  String line;
  while ((line = reader.readLine()) != null) {
  + if (line.trim().length() > 0) {
  labels.add(line);
  }
  + }
  return labels;
  }
  }
  