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include
CachingSpanFilter.h
Go to the documentation of this file.
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// Copyright (c) 2009-2011 Alan Wright. All rights reserved.
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// Distributable under the terms of either the Apache License (Version 2.0)
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// or the GNU Lesser General Public License.
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#ifndef CACHINGSPANFILTER_H
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#define CACHINGSPANFILTER_H
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#include "
SpanFilter.h
"
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#include "
CachingWrapperFilter.h
"
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namespace
Lucene
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{
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class
LPPAPI
CachingSpanFilter
:
public
SpanFilter
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{
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public
:
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CachingSpanFilter
(
SpanFilterPtr
filter,
CachingWrapperFilter::DeletesMode
deletesMode =
CachingWrapperFilter::DELETES_RECACHE
);
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virtual
~
CachingSpanFilter
();
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LUCENE_CLASS
(
CachingSpanFilter
);
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protected
:
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SpanFilterPtr
filter;
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FilterCachePtr
cache
;
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public
:
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// for testing
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int32_t
hitCount
;
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int32_t
missCount
;
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public
:
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virtual
DocIdSetPtr
getDocIdSet(
IndexReaderPtr
reader);
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virtual
SpanFilterResultPtr
bitSpans(
IndexReaderPtr
reader);
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virtual
String toString();
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virtual
bool
equals(
LuceneObjectPtr
other);
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virtual
int32_t hashCode();
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protected
:
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SpanFilterResultPtr
getCachedResult(
IndexReaderPtr
reader);
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};
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}
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#endif
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