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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.database.core.spi;
19  
20  import org.apache.shardingsphere.infra.database.core.type.DatabaseType;
21  import org.apache.shardingsphere.infra.spi.type.typed.TypedSPI;
22  import org.apache.shardingsphere.infra.spi.type.typed.TypedSPILoader;
23  
24  /**
25   * Database typed SPI.
26   */
27  public interface DatabaseTypedSPI extends TypedSPI {
28      
29      /**
30       * Get database type.
31       *
32       * @return database type
33       */
34      default String getDatabaseType() {
35          return null;
36      }
37      
38      @Override
39      default DatabaseType getType() {
40          return null == getDatabaseType() ? null : TypedSPILoader.getService(DatabaseType.class, getDatabaseType());
41      }
42  }