public static @Nullable LuckPermsPermissible get(Player player) {
        PermissibleBase permissibleBase;
        try {
            permissibleBase = (PermissibleBase) HUMAN_ENTITY_PERMISSIBLE_FIELD.get(player);
        } catch (IllegalAccessException e) {
            return null;
        }
        if (permissibleBase instanceof LuckPermsPermissible) {
            return (LuckPermsPermissible) permissibleBase;
        }
        return null;
    }
Uninjects a {@link LuckPermsPermissible} from a {@link Player}.

@param player the player to uninject from
@param dummy if the replacement permissible should be a dummy.
@throws Exception propagates any exceptions which were thrown during uninjection
bukkit/src/main/java/me/lucko/luckperms/bukkit/inject/permissible/PermissibleInjector.java