1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 package org.apache.shardingsphere.infra.util.yaml;
19
20 /**
21 * YAML configuration.
22 */
23 public interface YamlConfiguration {
24
25 /**
26 * Check whether the YAML configuration is empty, indicating the absence of any valid configuration items.
27 *
28 * @return check whether the YAML configuration is empty or not
29 */
30 default boolean isEmpty() {
31 // TODO Only global.yaml and database.yaml handle empty YAML file currently. Other scenarios reading YAML files should also consider overriding this method to check for empty files.
32 return false;
33 }
34 }