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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.encrypt.rewrite.token.pojo;
19  
20  import lombok.Getter;
21  import org.apache.shardingsphere.infra.rewrite.sql.token.pojo.SQLToken;
22  import org.apache.shardingsphere.infra.rewrite.sql.token.pojo.Substitutable;
23  
24  /**
25   * Alter table token for encrypt.
26   */
27  @Getter
28  public final class EncryptAlterTableToken extends SQLToken implements Substitutable {
29      
30      private final int stopIndex;
31      
32      private final String columnName;
33      
34      private final String operationType;
35      
36      public EncryptAlterTableToken(final int startIndex, final int stopIndex, final String columnName, final String operationType) {
37          super(startIndex);
38          this.stopIndex = stopIndex;
39          this.columnName = columnName;
40          this.operationType = operationType;
41      }
42      
43      @Override
44      public String toString() {
45          if (null == operationType) {
46              return columnName;
47          }
48          // TODO refactor alter table token
49          return String.format("%s %s", operationType, columnName);
50      }
51  }