jodd-servlet/src/main/java/jodd/servlet/ServletUtil.java
public static String readRequestBodyFromReader(final HttpServletRequest request) throws IOException {
		BufferedReader buff = request.getReader();
		StringWriter out = new StringWriter();
		StreamUtil.copy(buff, out);
		return out.toString();
	}
public static String readRequestBodyFromReader(final HttpServletRequest request) throws IOException {
		BufferedReader buff = request.getReader();
		StringWriter out = new StringWriter();
		StreamUtil.copy(buff, out);
		return out.toString();
	}
Reads HTTP request body using the request reader. Once body is read,
it cannot be read again!