Method toByteArray

guava/src/com/google/common/io/Files.java:236–238

Reads all bytes from a file into a byte array. <p><b>{@link java.nio.file.Path} equivalent:</b> {@link java.nio.file.Files#readAllBytes}. @param file the file to read from @return a byte array containing all the bytes from file @throws IllegalArgumentException if the file is bigger than the larges

(File file)

   * @throws IOException if an I/O error occurs
   */
  public static byte[] toByteArray(File file) throws IOException {
    return asByteSource(file).read();
  }

  /**
   * Reads all characters from a file into a {@link String}, using the given character set.