sav/load

                            FileConfig conf = FileConfig.getS("AnimationLoader");
                            try {
                                if(!conf.getConfig().getNode(animationloader).isVirtual()) {
                                    conf.getConfig().removeChild(animationloader);
                                    player.sendMessage(Text.of("Item enlevé de la conf!"));
                                } else {
                                    player.sendMessage(Text.of("Item sauvegardé en conf!"));
                                    conf.getConfig().getNode(animationloader).setValue(new TypeToken<ItemStack>() {}, hand);
                                }
                            } catch (ObjectMappingException e) {
                                e.printStackTrace();
                            }
                            conf.save();


...

                        FileConfig conf = FileConfig.getS("AnimationLoader");
                        for (Map.Entry<Object, ? extends ConfigurationNode> entry : conf.getConfig().getChildrenMap().entrySet()) {
                            String key = (String) entry.getKey();
                            ItemStack itemStackConf = null;
                            try {
                                itemStackConf = entry.getValue().getValue(new TypeToken<ItemStack>() {});
                                Tool.getLogger().info(itemStackConf.toContainer().toString());

                                if(itemStackConf.get(ToolKeys.INVENTORY).isPresent()) {
                                    Tool.getLogger().info("INVENTORY!!!");
                                } else {
                                    Tool.getLogger().info("!INVENTORY ");
                                }
                            } catch (ObjectMappingException e) {
                                e.printStackTrace();
                            }
                        }