Aide

package fr.galaxie69.trygamesapi;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

public class Database {
    private String urlBase;
    private String host;
    private String database;
    private String username;
    private String password;
    private Connection connection;

    public Database(String urlBase, String host, String database, String username, String password) {
        this.urlBase = urlBase;
        this.host = host;
        this.database = database;
        this.username = username;
        this.password = password;
    }

    public void connection() {
        if (!this.isConnected()) {
            try {
                this.connection = DriverManager.getConnection(String.valueOf(this.urlBase) + this.host + "/" + this.database, this.username, this.password);
                return;
            }
            catch (SQLException e) {
                System.err.println("[TryGamesAPI] Connexion impossible.");
                return;
            }
        }
    }

    public void deconnection() {
        if (this.isConnected()) {
            try {
                this.connection.close();
                return;
            }
            catch (SQLException e) {
                System.err.println("[TryGames] Deconnexion impossible");
                return;
            }
        }
    }

    public boolean isConnected() {
        try {
            if (this.connection == null || this.connection.isClosed() || this.connection.isValid(5)) {
                return false;
            }
            return true;
        }
        catch (SQLException e) {
            System.err.println("[TryGames] Connexion OK ?");
            return false;
        }
    }

    public Connection getConnection() {
        return this.connection;
    }


    public ResultSet getRank() {
        try {
            Statement statement = connection.createStatement();
            ResultSet prr = statement.executeQuery("SELECT groupid FROM playersgroups WHERE uuid=+p.geUniqueId().toString()+;");
            prr.next();
            return prr;
        } catch (SQLException e) {
            System.out.println("[TryHub] Select impossible");
            e.printStackTrace();
        }
        return null;
    }
}