code: public static String inputStream2String(final InputStream inputStream, final Charset encoding)
  		throws IOException
  	{
  		return ReadFileExtensions.reader2String(new InputStreamReader(inputStream, encoding));
  	}
docs: The Method inputStream2String() reads the data from the InputStream into a String.
  
  @param inputStream
  The InputStream from where we read.
  @param encoding
  the encoding
  @return The String that we read from the InputStream.
  @throws IOException
  Signals that an I/O exception has occurred.