/** * Encodes {@code data} as a JSON string. This applies quotes and any necessary character * escaping. * * @param data the string to encode. Null will be interpreted as an empty string. */ public static String quote(String data) { if (data == null) { return "\"\""; } try { JSONStringer stringer = new JSONStringer(); stringer.open(JSONStringer.Scope.NULL, ""); stringer.value(data); stringer.close(JSONStringer.Scope.NULL, JSONStringer.Scope.NULL, ""); return stringer.toString(); } catch (JSONException e) { throw new AssertionError(); } }