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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.metadata.database.schema.pojo;
19  
20  import lombok.Getter;
21  import lombok.RequiredArgsConstructor;
22  import org.apache.shardingsphere.infra.metadata.database.schema.model.ShardingSphereTable;
23  import org.apache.shardingsphere.infra.metadata.database.schema.model.ShardingSphereView;
24  
25  import java.util.Collection;
26  import java.util.LinkedList;
27  
28  /**
29   * alter schema metadata pojo.
30   */
31  @RequiredArgsConstructor
32  @Getter
33  public final class AlterSchemaMetaDataPOJO {
34      
35      private final String databaseName;
36      
37      private final String schemaName;
38      
39      private String logicDataSourceName;
40      
41      private final Collection<ShardingSphereTable> alteredTables = new LinkedList<>();
42      
43      private final Collection<ShardingSphereView> alteredViews = new LinkedList<>();
44      
45      private final Collection<String> droppedTables = new LinkedList<>();
46      
47      private final Collection<String> droppedViews = new LinkedList<>();
48      
49      public AlterSchemaMetaDataPOJO(final String databaseName, final String schemaName, final Collection<String> logicDataSourceNames) {
50          this.databaseName = databaseName;
51          this.schemaName = schemaName;
52          this.logicDataSourceName = logicDataSourceNames.isEmpty() ? null : logicDataSourceNames.iterator().next();
53      }
54  }