JSON File Parsing

#Json.txt { Name: "China", provinces: [{name: "Heilongjiang", citys: ["Jiamusi", "Daqing", "Harbin", "Qiqihar ", "Mudanjiang"] },{ name: "Liaoning", citys: ["Shenyang", "Dalian", "Panjin"] },{ name: "Jilin", citys: ["Jilin City", "Changchun City", "Siping City"]} # jsonparser. javaimport Java. io. *; import Java. text. parseexception; import Org. JSON. *;/*** read data from a JSON file to form a JSON object. Read the object data and print */public class jsonparser {public static void main (string [] ARGs) {// read data from the JSON file stringbuffer = new stringbuffer (); stri NG line = NULL; try {bufferedreader BR = new bufferedreader (New filereader (new file ("json.txt"); While (line = Br. Readline ())! = NULL) {stringbuffer. append (line) ;}} catch (filenotfoundexception e) {e. printstacktrace ();} catch (ioexception e) {e. printstacktrace ();} Try {// form the JSON file data to the jsonobject = new jsonobject (stringbuffer. tostring (); // obtain jsonobject data and print jsonarray provinces = jsonobject. getjsonarray ("provinces"); string name = NULL; stringbuffer jsonfileinfo = new stringbuffer (); jsonarray citys = NULL; For (INT I = 0; I <provinces. length (); I ++) {name = provinces. getjsonobject (I ). getstring ("name"); jsonfileinfo. append ("/nname:" + name + "/N" + "citys:"); citys = provinces. getjsonobject (I ). getjsonarray ("citys"); For (Int J = 0; j <Citys. length (); j ++) {jsonfileinfo. append (Citys. getstring (j) + "/t") ;}} system. out. println (jsonfileinfo);} catch (parseexception e) {e. printstacktrace () ;}} running result: Name: Heilongjiang citys: Jiamusi Daqing Harbin Qiqihar Mudanjiang name: Liaoning citys: Shenyang Dalian Panjin name: Jilin citys: Siping City, Changchun City, Jilin City