@@ -0,0 +1,220 @@
+package fi.tekislauta.models;%0A%0Aimport fi.tekislauta.db.Database;%0A%0Aimport java.sql.SQLException;%0Aimport java.util.Objects;%0A%0Apublic interface Resolvable %7B%0A%0A    Object resolve(Database db, String id) throws SQLException;%0A%7D%0A

Add Resolvable interface