Method readFirstLine

corpus/java/training/guava/io/Files.java:501–503

Reads the first line from a file. The line does not include line-termination characters, but does include other leading and trailing whitespace. @param file the file to read from @param charset the charset used to decode the input stream; see StandardCharsets for helpful predefined cons

(File file, Charset charset)

   * @throws IOException if an I/O error occurs
   */
  public static String readFirstLine(File file, Charset charset) throws IOException {
    return asCharSource(file, charset).readFirstLine();
  }

  /**
   * Reads all of the lines from a file. The lines do not include line-termination characters, but