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DocIdSet.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 DOCIDSET_H
8 #define DOCIDSET_H
9
10 #include "DocIdSetIterator.h"
11
12 namespace Lucene
13 {
16 class LPPAPI DocIdSet : public LuceneObject
17 {
18 public:
19 virtual ~DocIdSet();
20 LUCENE_CLASS(DocIdSet);
21
22 public:
25 virtual DocIdSetIteratorPtr iterator() = 0;
26
31 virtual bool isCacheable();
32
34 static DocIdSetPtr EMPTY_DOCIDSET();
35 };
36 }
37
38 #endif

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