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1   /***
2    *  Copyright 2003-2010 Terracotta, Inc.
3    *
4    *  Licensed under the Apache License, Version 2.0 (the "License");
5    *  you may not use this file except in compliance with the License.
6    *  You may obtain a copy of the License at
7    *
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    *
10   *  Unless required by applicable law or agreed to in writing, software
11   *  distributed under the License is distributed on an "AS IS" BASIS,
12   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *  See the License for the specific language governing permissions and
14   *  limitations under the License.
15   */
16  
17  package net.sf.ehcache.search.impl;
18  
19  import net.sf.ehcache.store.StoreQuery;
20  
21  /***
22   * A result implementation intended solely for holding aggregate results. This particular result is used when
23   * only aggregates are requested in a query
24   *
25   * @author teck
26   */
27  public class AggregateOnlyResult extends BaseResult {
28  
29      /***
30       * Constructor
31       *
32       * @param query
33       */
34      public AggregateOnlyResult(StoreQuery query) {
35          super(query);
36      }
37  
38      @Override
39      protected Object basicGetKey() {
40          throw new AssertionError();
41      }
42  
43      @Override
44      protected Object basicGetValue() {
45          throw new AssertionError();
46      }
47  
48      @Override
49      protected Object basicGetAttribute(String name) {
50          throw new AssertionError();
51      }
52  
53  }