JSON data processing

1. Convert string to JSON array: Take JSON object property value.

String st= "[{" Tradedate ":" 2016-09-27 "," Tradetime ":" 09:17 "," tradeproject ":" Drip Express-Huang Ganong master "," Tradeotherside ":" Beijing Tongda Infinity Technology Co., Ltd. "," Tradeothersidename ":", "Tradeothersideaccount": "", "Tradeamount": 52.30, "tradestatus": 501},{" Tradedate ":" 2016-10-13 "," Tradetime ":" 09:17 "," tradeproject ":" Drip Express-Huang Ganong master "," Tradeotherside ":" Beijing Tongda Infinity Technology Co., Ltd. "," Tradeothersidename ":", "Tradeothersideaccount": "", "Tradeamount": 32.30, "tradestatus": 501},{"tradedate": " 2016-10-13 "," Tradetime ":" 09:50 "," tradeproject ":" Drip Express-Fezeron Master "," Tradeotherside ":" Beijing Tongda Infinity Technology Co., Ltd. "," Tradeothersidename ":", "Tradeothersideaccount": "", "Tradeamount": 33.80, "tradestatus": 4},{"tradedate": " 2016-10-14 "," Tradetime ":" 09:59 "," tradeproject ":" Drip Express-Shen Fangliang master "," Tradeotherside ":" Beijing Tongda Infinity Technology Co., Ltd. "," Tradeothersidename ":", "Tradeothersideaccount": "", "Tradeamount": 37.60, "tradestatus": 7},{"tradedate": " 2016-10-15 "," Tradetime ":" 17:28 "," tradeproject ":" Drip Express-Yang Zhengsong master "," Tradeotherside ":" Beijing Tongda Infinity Technology Co., Ltd. "," Tradeothersidename ":", "Tradeothersideaccount": "", "Tradeamount": 25.10, "tradestatus": 8},{"tradedate": "2016-10-16 "," Tradetime ":" 15:42 "," tradeproject ":" Drip Express-Zhu Longwen master "," Tradeotherside ":" Beijing Tongda Infinity Technology Co., Ltd. "," Tradeothersidename ":", "Tradeothersideaccount": "", "Tradeamount": 47.20, "tradestatus": 601},{"tradedate": " 2016-10-18 "," Tradetime ":" 10:07 "," tradeproject ":" Drip Express-Zhangxia Master "," Tradeotherside ":" Beijing Tongda Infinity Technology Co., Ltd. "," Tradeothersidename ":", "Tradeothersideaccount": "", "Tradeamount": 35.70, "tradestatus": 601},{"tradedate": " 2016-10-21 "," Tradetime ":" 09:59 "," tradeproject ":" Drip Express-Yang Mei floor master "," Tradeotherside ":" Beijing Tongda Infinity Technology Co., Ltd. "," Tradeothersidename ":", "Tradeothersideaccount": "", "Tradeamount": 37.90, "Tradestatus": 601}] "

Jsonarray Jsarray = Json.parsearray (ST);

Jsonobject jsonobject =jsarray.getjsonobject (i);

String date = jsonobject.getstring ("Tradedate");

String time = jsonobject.getstring ("Tradetime");

JSON data processing