code: public static String convertToString(InputStream input) throws IOException {
  		try {
  			if (input == null) {
  				throw new IOException("Input Stream Cannot be NULL");
  			}
  			StringBuilder sb1 = new StringBuilder();
  			String line;
  			try {
  				BufferedReader r1 = new BufferedReader(new InputStreamReader(input, "UTF-8"));
  				while ((line = r1.readLine()) != null) {
  					sb1.append(line);
  				}
  			} finally {
  				input.close();
  			}
  			return sb1.toString();
  		} catch (IOException e) {
  			throw new JKException(e);
  		}
  	}
docs: Convert to string.
  
  @param input the input
  @return the string
  @throws IOException Signals that an I/O exception has occurred.