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SpanQuery.h
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1
2// 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 SPANQUERY_H
8#define SPANQUERY_H
9
10#include "Query.h"
11
12namespace Lucene {
13
15class LPPAPI SpanQuery : public Query {
16public:
17 virtual ~SpanQuery();
19
20public:
22 virtual SpansPtr getSpans(const IndexReaderPtr& reader) = 0;
23
25 virtual String getField() = 0;
26
27 virtual WeightPtr createWeight(const SearcherPtr& searcher);
28};
29
30}
31
32#endif
#define LUCENE_CLASS(Name)
Definition LuceneObject.h:24
The abstract base class for queries.
Definition Query.h:31
Base class for span-based queries.
Definition SpanQuery.h:15
virtual SpansPtr getSpans(const IndexReaderPtr &reader)=0
Returns the matches for this query in an index. Used internally to search for spans.
virtual String getField()=0
Returns the name of the field matched by this query.
virtual ~SpanQuery()
virtual WeightPtr createWeight(const SearcherPtr &searcher)
Constructs an appropriate Weight implementation for this query. Only implemented by primitive queries...
Definition AbstractAllTermDocs.h:12
boost::shared_ptr< Searcher > SearcherPtr
Definition LuceneTypes.h:434
boost::shared_ptr< Spans > SpansPtr
Definition LuceneTypes.h:453
boost::shared_ptr< IndexReader > IndexReaderPtr
Definition LuceneTypes.h:157
boost::shared_ptr< Weight > WeightPtr
Definition LuceneTypes.h:480

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