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PrefixTermEnum.h
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1 // Copyright (c) 2009-2014 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 PREFIXTERMENUM_H
8 #define PREFIXTERMENUM_H
9 
10 #include "FilteredTermEnum.h"
11 
12 namespace Lucene {
13 
18 class LPPAPI PrefixTermEnum : public FilteredTermEnum {
19 public:
20  PrefixTermEnum(const IndexReaderPtr& reader, const TermPtr& prefix);
21  virtual ~PrefixTermEnum();
22 
24 
25 protected:
27  bool _endEnum;
28 
29 public:
30  virtual double difference();
31 
32 protected:
33  virtual bool endEnum();
34  virtual bool termCompare(const TermPtr& term);
35 
37 };
38 
39 }
40 
41 #endif
LUCENE_CLASS
#define LUCENE_CLASS(Name)
Definition: LuceneObject.h:24
Lucene::TermPtr
boost::shared_ptr< Term > TermPtr
Definition: LuceneTypes.h:233
Lucene::FilteredTermEnum
Abstract class for enumerating a subset of all terms.
Definition: FilteredTermEnum.h:18
Lucene::PrefixTermEnum::endEnum
virtual bool endEnum()
Indicates the end of the enumeration has been reached.
Lucene
Definition: AbstractAllTermDocs.h:12
FilteredTermEnum.h
Lucene::IndexReaderPtr
boost::shared_ptr< IndexReader > IndexReaderPtr
Definition: LuceneTypes.h:157
Lucene::PrefixTermEnum::difference
virtual double difference()
Equality measure on the term.
Lucene::PrefixTermEnum::PrefixTermEnum
PrefixTermEnum(const IndexReaderPtr &reader, const TermPtr &prefix)
Lucene::PrefixTermEnum::termCompare
virtual bool termCompare(const TermPtr &term)
Equality compare on the term.
Lucene::PrefixTermEnum::prefix
TermPtr prefix
Definition: PrefixTermEnum.h:23
Lucene::PrefixTermEnum::~PrefixTermEnum
virtual ~PrefixTermEnum()
Lucene::PrefixTermEnum
Subclass of FilteredTermEnum for enumerating all terms that match the specified prefix filter term.
Definition: PrefixTermEnum.h:18
Lucene::PrefixTermEnum::getPrefixTerm
TermPtr getPrefixTerm()
Lucene::PrefixTermEnum::_endEnum
bool _endEnum
Definition: PrefixTermEnum.h:27

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