framework.mod.user.admin.model.tools.json.java Source code

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Here is the source code for framework.mod.user.admin.model.tools.json.java

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/*
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 */
package framework.mod.user.admin.model.tools;

/**
 *
 * @author osotemi
 */
import java.awt.HeadlessException;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;

import javax.swing.JFileChooser;
import javax.swing.filechooser.FileNameExtensionFilter;

import com.google.gson.Gson;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonParser;
import com.google.gson.stream.JsonReader;
import com.thoughtworks.xstream.XStream;
import com.thoughtworks.xstream.io.json.JettisonMappedXmlDriver;

import framework.mod.user.admin.model.classes.Admin;
import framework.mod.user.admin.model.classes.singletonAdmin;
import javax.swing.JOptionPane;

public class json {
    @SuppressWarnings("unused")
    private static final String ENCODING = "UTF-8";

    /**---------------------------------------------
     * -------------------Admin---------------------
     * ---------------------------------------------
     */
    /**AdminJson_Save() function save 
     * from singletonU.Alist_adm 
     * to selected file
     * 
     */

    public static void AdminJson_Save() {
        int seleccion = 0;
        String PATH = null;
        try {
            XStream xstreamjson = new XStream(new JettisonMappedXmlDriver());
            xstreamjson.setMode(XStream.NO_REFERENCES);
            xstreamjson.alias("Admin", Admin.class);

            JFileChooser fileChooser = new JFileChooser();
            fileChooser.setAcceptAllFileFilterUsed(false);
            fileChooser.addChoosableFileFilter(new FileNameExtensionFilter("JSON (*.json)", "json"));
            seleccion = fileChooser.showSaveDialog(null);

            if (seleccion == JFileChooser.APPROVE_OPTION) {
                File JFC = fileChooser.getSelectedFile();
                PATH = JFC.getAbsolutePath();

                if (!PATH.endsWith(".json")) {
                    PATH = PATH + ".json";
                }
                //singletonU.Alist_adm.addAll((ArrayList<Admin>)xstreamjson.fromXML(new FileReader(PATH)));
                Gson gson = new Gson();
                String json = gson.toJson(singletonAdmin.AdminTableArray);
                FileWriter fileXml = new FileWriter(PATH);
                fileXml.write(json.toString());
                fileXml.close();

                //functions.showString("JSON saved successfully", "JSON File");
            }
        } catch (Exception e) {
            //functions.showString("ERROR saving JSON file", "JSON save file ERROR");
        }
    }

    @SuppressWarnings({})

    /**AdminJson_Autosave save automatically 
     * from singletonU.Alist_adm 
     * to admin.json in the path /src/framework/mod/user/model/files/admin.json 
     * 
     */

    public static void AdminJson_Autosave() {
        String PATH = null;

        try {
            PATH = new java.io.File(".").getCanonicalPath() + singletonAdmin.PATH_JSON;
        } catch (IOException e) {
            e.printStackTrace();
        }

        if (singletonAdmin.AdminTableArray.size() > 0) {
            try {
                XStream xstreamjson = new XStream(new JettisonMappedXmlDriver());
                xstreamjson.setMode(XStream.NO_REFERENCES);
                xstreamjson.alias("Admin", Admin.class);

                Gson gson = new Gson();
                String json = gson.toJson(singletonAdmin.AdminTableArray);
                FileWriter fileJson = new FileWriter(PATH);
                fileJson.write(json);
                fileJson.close();
                System.out.println("JSON file saved sucsefully");
            } catch (HeadlessException | IOException e) {
                System.out.println("ERR autosaving JSON");
            }
        } else {
            File path = new File(PATH);

            path.delete();
        }
    }

    /**AdminJson_load() function load 
     * from selected file 
     * to singletonU.Alist_adm 
     * @return singletonU.Alist_adm
     */
    public static ArrayList<Admin> AdminJson_load() {
        String PATH = null;
        Admin adm = new Admin();

        try {

            XStream xstream = new XStream(new JettisonMappedXmlDriver());
            xstream.setMode(XStream.NO_REFERENCES);
            xstream.alias("Admin", Admin.class);

            JFileChooser fileChooser = new JFileChooser();
            int seleccion = fileChooser.showOpenDialog(null);
            if (seleccion == JFileChooser.APPROVE_OPTION) {
                File JFC = fileChooser.getSelectedFile();
                PATH = JFC.getAbsolutePath();

                singletonAdmin.AdminTableArray.clear();
                //singletonU.Alist_adm = (ArrayList<Admin>)xstream.fromXML(new FileReader(PATH));
                //singletonU.Alist_adm.addAll((ArrayList<Admin>)xstream.fromXML(new FileReader(PATH)));

                JsonReader jreader = new JsonReader(new FileReader(PATH));
                JsonParser jparser = new JsonParser();
                JsonElement raiz = jparser.parse(jreader);

                Gson json = new Gson();
                JsonArray list = raiz.getAsJsonArray();
                for (JsonElement elem : list) {
                    adm = json.fromJson(elem, Admin.class);
                    singletonAdmin.AdminTableArray.add(adm);
                }
            }
        } catch (Exception e) {
            JOptionPane.showMessageDialog(null, "ERROR reading JSON file", "JSON file read ERROR",
                    JOptionPane.ERROR_MESSAGE);
        }
        return singletonAdmin.AdminTableArray;
    }

    /**AdminJson_Autoload load automatically the file admin.json 
     * from the path /src/framework/mod/user/model/files/admin.json
     * to singletonU.Alist_adm 
     * 
     */
    public static void AdminJson_Autoload() {
        String PATH;
        Admin adm = new Admin();
        singletonAdmin.AdminTableArray.clear();

        try {
            XStream xstream = new XStream(new JettisonMappedXmlDriver());
            xstream.setMode(XStream.NO_REFERENCES);
            xstream.alias("Admin", Admin.class);

            PATH = new java.io.File(".").getCanonicalPath() + singletonAdmin.PATH_JSON;

            JsonReader read = new JsonReader(new FileReader(PATH));
            JsonParser parseator = new JsonParser();
            JsonElement root = parseator.parse(read);

            Gson json = new Gson();

            JsonArray list = root.getAsJsonArray();
            for (JsonElement elem : list) {
                adm = json.fromJson(elem, Admin.class);
                singletonAdmin.AdminTableArray.add(adm);
            }
        } catch (Exception e) {
            System.out.println("ERR auto-loading Json");
        }
    }
}