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LogByteSizeMergePolicy.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 LOGBYTESIZEMERGEPOLICY_H
8 #define LOGBYTESIZEMERGEPOLICY_H
9 
10 #include "LogMergePolicy.h"
11 
12 namespace Lucene {
13 
16 class LPPAPI LogByteSizeMergePolicy : public LogMergePolicy {
17 public:
20 
22 
23 public:
25  static const double DEFAULT_MIN_MERGE_MB;
26 
29  static const double DEFAULT_MAX_MERGE_MB;
30 
31 protected:
32  virtual int64_t size(const SegmentInfoPtr& info);
33 
34 public:
42  void setMaxMergeMB(double mb);
43 
46  double getMaxMergeMB();
47 
53  void setMinMergeMB(double mb);
54 
56  double getMinMergeMB();
57 };
58 
59 }
60 
61 #endif
Lucene::LogByteSizeMergePolicy::size
virtual int64_t size(const SegmentInfoPtr &info)
Lucene::LogByteSizeMergePolicy::DEFAULT_MIN_MERGE_MB
static const double DEFAULT_MIN_MERGE_MB
Default minimum segment size.
Definition: LogByteSizeMergePolicy.h:21
LUCENE_CLASS
#define LUCENE_CLASS(Name)
Definition: LuceneObject.h:24
Lucene::SegmentInfoPtr
boost::shared_ptr< SegmentInfo > SegmentInfoPtr
Definition: LuceneTypes.h:208
Lucene::LogByteSizeMergePolicy::DEFAULT_MAX_MERGE_MB
static const double DEFAULT_MAX_MERGE_MB
Default maximum segment size. A segment of this size or larger will never be merged.
Definition: LogByteSizeMergePolicy.h:29
Lucene::LogByteSizeMergePolicy::LogByteSizeMergePolicy
LogByteSizeMergePolicy(const IndexWriterPtr &writer)
Lucene
Definition: AbstractAllTermDocs.h:12
Lucene::LogByteSizeMergePolicy::getMaxMergeMB
double getMaxMergeMB()
Returns the largest segment (measured by total byte size of the segment's files, in MB) that may be m...
Lucene::LogMergePolicy
This class implements a MergePolicy that tries to merge segments into levels of exponentially increas...
Definition: LogMergePolicy.h:24
LogMergePolicy.h
Lucene::LogByteSizeMergePolicy
This is a LogMergePolicy that measures size of a segment as the total byte size of the segment's file...
Definition: LogByteSizeMergePolicy.h:16
Lucene::LogByteSizeMergePolicy::setMinMergeMB
void setMinMergeMB(double mb)
Sets the minimum size for the lowest level segments. Any segments below this size are considered to b...
Lucene::LogByteSizeMergePolicy::~LogByteSizeMergePolicy
virtual ~LogByteSizeMergePolicy()
Lucene::LogByteSizeMergePolicy::setMaxMergeMB
void setMaxMergeMB(double mb)
Determines the largest segment (measured by total byte size of the segment's files,...
Lucene::IndexWriterPtr
boost::shared_ptr< IndexWriter > IndexWriterPtr
Definition: LuceneTypes.h:160
Lucene::LogByteSizeMergePolicy::getMinMergeMB
double getMinMergeMB()
Get the minimum size for a segment to remain un-merged.

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