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FilteredDocIdSet.h
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1 // Copyright (c) 2009-2011 Alan Wright. All rights reserved.
3 // Distributable under the terms of either the Apache License (Version 2.0)
4 // or the GNU Lesser General Public License.
6 
7 #ifndef FILTEREDDOCIDSET_H
8 #define FILTEREDDOCIDSET_H
9 
10 #include "DocIdSet.h"
11 
12 namespace Lucene
13 {
23  class LPPAPI FilteredDocIdSet : public DocIdSet
24  {
25  public:
27  FilteredDocIdSet(DocIdSetPtr innerSet);
28  virtual ~FilteredDocIdSet();
29 
31 
32  protected:
33  DocIdSetPtr innerSet;
34 
35  public:
37  virtual bool isCacheable();
38 
42  virtual DocIdSetIteratorPtr iterator();
43 
44  protected:
48  virtual bool match(int32_t docid) = 0;
49 
50  friend class DefaultFilteredDocIdSetIterator;
51  };
52 }
53 
54 #endif

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