Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package Json; import java.io.File; import java.io.FileReader; import java.io.IOException; import java.io.PrintWriter; import java.util.ArrayList; import org.json.simple.JSONArray; import org.json.simple.JSONObject; import org.json.simple.parser.JSONParser; import org.json.simple.parser.ParseException; /** * * @author seryo */ public class JsonCodes { private String patch; private ArrayList<String> pageList = new ArrayList<>(); public JsonCodes() { } public JsonCodes(String patch, ArrayList<String> pegeList) { this.patch = patch; this.pageList = pegeList; } public String getPatch() { return patch; } public void setPatch(String patch) { this.patch = patch; } public ArrayList<String> getPageList() { return pageList; } public void setPageList(ArrayList<String> pageList) { this.pageList = pageList; } public void jsonCreate(String patchName) { JSONObject obj = new JSONObject(); JSONArray ar = new JSONArray(); for (int i = 0; i < this.pageList.size(); i++) { ar.add(this.pageList.get(i)); } obj.put("patch", this.patch); obj.put("page", ar); File file = new File(patchName); try { //?, ? ?? ? if (!file.exists()) { file.createNewFile(); } //PrintWriter ? ? ? PrintWriter out = new PrintWriter(file.getAbsoluteFile()); try { //? ? out.print(obj); } finally { //? // ?? out.close(); } } catch (IOException e) { throw new RuntimeException(e); } } public void jsonRead(String patchName) throws IOException, ParseException { JSONParser parser = new JSONParser(); JSONObject object = (JSONObject) parser.parse(new FileReader(patchName)); JSONArray arr = new JSONArray(); this.patch = (String) object.get("patch"); arr = (JSONArray) object.get("page"); for (int i = 0; i < arr.size(); i++) { this.pageList.add((String) arr.get(i)); } System.out.println("Json.JsonWrite.jsonRead()"); } }