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IntFieldSource.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 INTFIELDSOURCE_H
8 #define INTFIELDSOURCE_H
9 
10 #include "FieldCacheSource.h"
11 
12 namespace Lucene {
13 
24 class LPPAPI IntFieldSource : public FieldCacheSource {
25 public:
27  IntFieldSource(const String& field, const IntParserPtr& parser = IntParserPtr());
28  virtual ~IntFieldSource();
29 
31 
32 protected:
33  IntParserPtr parser;
34 
35 public:
36  virtual String description();
37  virtual DocValuesPtr getCachedFieldValues(const FieldCachePtr& cache, const String& field, const IndexReaderPtr& reader);
38  virtual bool cachedFieldSourceEquals(const FieldCacheSourcePtr& other);
39  virtual int32_t cachedFieldSourceHashCode();
40 };
41 
42 }
43 
44 #endif
boost::shared_ptr< FieldCache > FieldCachePtr
Definition: LuceneTypes.h:334
Obtains int field values from the FieldCache using getInts() and makes those values available as othe...
Definition: IntFieldSource.h:24
A base class for ValueSource implementations that retrieve values for a single field from the FieldCa...
Definition: FieldCacheSource.h:28
boost::shared_ptr< IndexReader > IndexReaderPtr
Definition: LuceneTypes.h:157
boost::shared_ptr< FieldCacheSource > FieldCacheSourcePtr
Definition: LuceneTypes.h:345
#define LUCENE_CLASS(Name)
Definition: LuceneObject.h:24
Definition: AbstractAllTermDocs.h:12
boost::shared_ptr< IntParser > IntParserPtr
Definition: LuceneTypes.h:376
boost::shared_ptr< DocValues > DocValuesPtr
Definition: LuceneTypes.h:325

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