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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.distsql.statement.ral.queryable.show;
19  
20  import lombok.Getter;
21  import lombok.RequiredArgsConstructor;
22  import org.apache.shardingsphere.distsql.statement.ral.queryable.QueryableRALStatement;
23  
24  import java.util.Optional;
25  
26  /**
27   * Show plugins statement.
28   */
29  @RequiredArgsConstructor
30  @Getter
31  public final class ShowPluginsStatement extends QueryableRALStatement {
32      
33      private final String type;
34      
35      private final String pluginClass;
36      
37      public ShowPluginsStatement(final String type) {
38          this(type, null);
39      }
40      
41      /**
42       * Get plugin class.
43       * 
44       * @return plugin class
45       */
46      public Optional<String> getPluginClass() {
47          return Optional.ofNullable(pluginClass);
48      }
49  }