Method readFully

android/guava/src/com/google/common/io/ByteStreams.java:795–797

Attempts to read enough bytes from the stream to fill the given byte array, with the same behavior as {@link DataInput#readFully(byte[])}. Does not close the stream. @param in the input stream to read from. @param b the buffer into which the data is read. @throws EOFException if this stream reaches

(InputStream in, byte[] b)

   * @throws IOException if an I/O error occurs.
   */
  public static void readFully(InputStream in, byte[] b) throws IOException {
    readFully(in, b, 0, b.length);
  }

  /**
   * Attempts to read {@code len} bytes from the stream into the given array starting at {@code