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SegmentTermDocs.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 SEGMENTTERMDOCS_H
8 #define SEGMENTTERMDOCS_H
9 
10 #include "TermPositions.h"
11 
12 namespace Lucene
13 {
15  {
16  public:
18  virtual ~SegmentTermDocs();
19 
21 
22  protected:
25  int32_t count;
26  int32_t df;
28  int32_t _doc;
29  int32_t _freq;
30 
31  int32_t skipInterval;
32  int32_t maxSkipLevels;
34 
35  int64_t freqBasePointer;
36  int64_t proxBasePointer;
37 
38  int64_t skipPointer;
40 
43 
44  public:
46  virtual void seek(TermPtr term);
47 
49  virtual void seek(TermEnumPtr termEnum);
50 
51  virtual void seek(TermInfoPtr ti, TermPtr term);
52 
53  virtual void close();
54 
56  virtual int32_t doc();
57 
59  virtual int32_t freq();
60 
62  virtual bool next();
63 
65  virtual int32_t read(Collection<int32_t> docs, Collection<int32_t> freqs);
66 
68  virtual bool skipTo(int32_t target);
69 
71  virtual IndexInputPtr freqStream();
72  virtual void freqStream(IndexInputPtr freqStream);
73 
74  protected:
75  virtual void skippingDoc();
76  virtual int32_t readNoTf(Collection<int32_t> docs, Collection<int32_t> freqs, int32_t length);
77 
79  virtual void skipProx(int64_t proxPointer, int32_t payloadLength);
80  };
81 }
82 
83 #endif

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