Implementing Elo database connection

SpigotCore_Main/src/de/steamwar/sql/Elo.java

@@ -0,0 +1,23 @@
+package de.steamwar.sql;
+
+import java.sql.ResultSet;
+import java.sql.SQLException;
+
+public class Elo {
+    private Elo(){}
+
+    public static int getElo(int userId, String gameMode){
+        ResultSet rs = SQL.select("SELECT Elo FROM Elo WHERE UserID = ? AND GameMode = ?", userId, gameMode);
+        try{
+            if(!rs.next())
+                return 1000;
+            return rs.getInt("Elo");
+        }catch(SQLException e){
+            throw new SecurityException("Could not get elo", e);
+        }
+    }
+
+    public static void setElo(int userId, String gameMode, int elo){
+        SQL.update("INSERT INTO Elo (UserID, GameMode, Elo) VALUES (?, ?, ?) ON DUPLICATE KEY UPDATE Elo = VALUES(Elo)", userId, gameMode, elo);
+    }
+}