Package org.apache.lucene.index
Class MergeState
- java.lang.Object
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- org.apache.lucene.index.MergeState
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public class MergeState extends java.lang.Object
Holds common state used during segment merging.
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Nested Class Summary
Nested Classes Modifier and Type Class Description static class
MergeState.CheckAbort
Class for recording units of work when merging segments.static class
MergeState.DocMap
Remaps docids around deletes during merge
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Field Summary
Fields Modifier and Type Field Description MergeState.CheckAbort
checkAbort
Holds the CheckAbort instance, which is invoked periodically to see if the merge has been aborted.int[]
docBase
New docID base per reader.MergeState.DocMap[]
docMaps
Maps docIDs around deletions.FieldInfos
fieldInfos
FieldInfos
of the newly merged segment.InfoStream
infoStream
InfoStream for debugging messages.int
matchedCount
How manymatchingSegmentReaders
are set.SegmentReader[]
matchingSegmentReaders
SegmentReader
s that have identical field name/number mapping, so their stored fields and term vectors may be bulk merged.java.util.List<AtomicReader>
readers
Readers being merged.SegmentInfo
segmentInfo
SegmentInfo
of the newly merged segment.
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Field Detail
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segmentInfo
public final SegmentInfo segmentInfo
SegmentInfo
of the newly merged segment.
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fieldInfos
public FieldInfos fieldInfos
FieldInfos
of the newly merged segment.
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readers
public final java.util.List<AtomicReader> readers
Readers being merged.
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docMaps
public MergeState.DocMap[] docMaps
Maps docIDs around deletions.
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docBase
public int[] docBase
New docID base per reader.
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checkAbort
public final MergeState.CheckAbort checkAbort
Holds the CheckAbort instance, which is invoked periodically to see if the merge has been aborted.
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infoStream
public final InfoStream infoStream
InfoStream for debugging messages.
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matchingSegmentReaders
public SegmentReader[] matchingSegmentReaders
SegmentReader
s that have identical field name/number mapping, so their stored fields and term vectors may be bulk merged.
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matchedCount
public int matchedCount
How manymatchingSegmentReaders
are set.
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