code: @Override
      public void write(byte bbuf[], int off, int len) throws IOException {
      	for(OutputStream os : oss) {
      		os.write(bbuf,off,len);
      	}
      }
docs: Write a portion of an array of characters.
  
  @param  bbuf  Array of characters
  @param  off   Offset from which to start writing characters
  @param  len   Number of characters to write
  @throws IOException