method to replace special characters like umlaute in a query string concode_field_sep String[] mGoodSpecialChars concode_elem_sep String[] mBadSpecialChars concode_field_sep JSONObject readJsonObjectFromUrl concode_elem_sep JSONArray readJsonArrayFromUrl
String function ( String arg0 ) { return StringUtils . replaceEach ( arg0 , mBadSpecialChars , mGoodSpecialChars ) ; }