T2C-CommandGUI/CommandGUI V2/src/main/java/de/jatitv/commandguiv2/Spigot/system/database/SQLITE.java

package de.jatitv.commandguiv2.Spigot.system.database;

import de.jatitv.commandguiv2.Spigot.Main;
import de.jatitv.commandguiv2.Util;
import net.t2code.lib.Spigot.Lib.messages.send;
import org.bukkit.Bukkit;

import java.io.File;
import java.sql.*;
import java.util.ArrayList;
import java.util.HashMap;

public class SQLITE {
    protected static String url;
    private static Connection con;

    public static void main() throws SQLException {
        long long_ = System.currentTimeMillis();
        File directory = new File(Main.getPath() + "/Storage");
        if (!directory.exists()) {
            directory.mkdir();
        }
        url = "jdbc:sqlite:" + Main.plugin.getDataFolder() + "/Storage/data.db";
        con = DriverManager.getConnection(url);
        Bukkit.getConsoleSender().sendMessage(Util.getPrefix() + " §2Datenbank erfolgreich verbunden." + " §7- §e" + (System.currentTimeMillis() - long_) + "ms");
        DatabaseMetaData dbmd = con.getMetaData();
    }

    public static void query(String query) {

        send.debug(Main.plugin, query);
        try {
            Statement stmt = con.createStatement();
            stmt.execute(query);
            stmt.close();
        } catch (SQLException e) {
            System.err.println(e.getMessage());
        }
    }

    public static void query(ArrayList<String> queryList) {
        try {
            Statement stmt = con.createStatement();
            for (String query : queryList) {
                send.debug(Main.plugin, query);
                stmt.addBatch(query);
            }
            stmt.executeBatch();
            stmt.close();
        } catch (SQLException e) {
            System.err.println(e.getMessage());
        }
    }


    public static HashMap<String, ArrayList<String>> selectAll(String query) {
        send.debug(Main.plugin, query);
        HashMap<String, ArrayList<String>> Result = new HashMap<>();
        try {
            Statement stmt = con.createStatement();
            ResultSet rs = stmt.executeQuery(query);
            int columns = rs.getMetaData().getColumnCount();
            while (rs.next()) {
                ArrayList<String> columnList = new ArrayList<>();
                for (int i = 1; i <= columns; i++) {
                    columnList.add(rs.getString(i));
                }
                Result.put(rs.getString(1), columnList);
            }
            rs.close();
            stmt.close();
        } catch (SQLException ex) {
            System.err.println(ex.getMessage());
        }
        return Result;
    }

    public static String select(String query) {
        send.debug(Main.plugin, query);
        String Ausgabe = "";
        try  {
            Statement stmt = con.createStatement();
            ResultSet rs = stmt.executeQuery(query);
            while (rs.next()) {
                Ausgabe = String.valueOf(rs.getString(1));
            }
            rs.close();
            stmt.close();
        } catch (SQLException ex) {
            System.err.println(ex.getMessage());
        }
        return Ausgabe;
    }

    public static int count(String query) {
        send.debug(Main.plugin, query);
        int count = 0;
        try {
            Statement stmt = con.createStatement();
            ResultSet rs = stmt.executeQuery(query);
            while (rs.next()) {
                count++;
            }
            rs.close();
            stmt.close();
        } catch (SQLException ex) {
            System.err.println(ex.getMessage());
        }
        return count;
    }

    public static ArrayList<String> selectRow(String query) {
        send.debug(Main.plugin, query);
        ArrayList<String> Result = new ArrayList<>();
        try {
            Statement stmt = con.createStatement();
            ResultSet rs = stmt.executeQuery(query);
            int columns = rs.getMetaData().getColumnCount();
            while (rs.next()) {
                for (int i = 1; i <= columns; i++) {
                    Result.add(rs.getString(i));
                }
            }
            rs.close();
            stmt.close();
        } catch (SQLException ex) {
            System.err.println(ex.getMessage());
        }
        return Result;
    }

    public static void close() throws SQLException {
        if (con != null) con.close();
    }
}