Package | Description |
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org.apache.lucene.index |
Code to maintain and access indices.
|
Modifier and Type | Method and Description |
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SegmentInfos |
SegmentInfos.clone()
Returns a copy of this instance, also copying each
SegmentInfo.
|
SegmentInfos |
StandardDirectoryReader.getSegmentInfos()
Return the
SegmentInfos for this reader. |
static SegmentInfos |
SegmentInfos.readCommit(Directory directory,
ChecksumIndexInput input,
long generation)
Read the commit from the provided
ChecksumIndexInput . |
static SegmentInfos |
SegmentInfos.readCommit(Directory directory,
String segmentFileName)
Read a particular segmentFileName.
|
static SegmentInfos |
SegmentInfos.readLatestCommit(Directory directory)
Find the latest commit (
segments_N file ) and
load all SegmentCommitInfo s. |
Modifier and Type | Method and Description |
---|---|
void |
IndexWriter.decRefDeleter(SegmentInfos segmentInfos)
Record that the files referenced by this
SegmentInfos are no longer in use. |
abstract MergePolicy.MergeSpecification |
MergePolicy.findForcedDeletesMerges(SegmentInfos segmentInfos,
IndexWriter writer)
Determine what set of merge operations is necessary in order to expunge all
deletes from the index.
|
MergePolicy.MergeSpecification |
LogMergePolicy.findForcedDeletesMerges(SegmentInfos segmentInfos,
IndexWriter writer)
Finds merges necessary to force-merge all deletes from the
index.
|
MergePolicy.MergeSpecification |
NoMergePolicy.findForcedDeletesMerges(SegmentInfos segmentInfos,
IndexWriter writer) |
MergePolicy.MergeSpecification |
OneMergeWrappingMergePolicy.findForcedDeletesMerges(SegmentInfos segmentInfos,
IndexWriter writer) |
MergePolicy.MergeSpecification |
MergePolicyWrapper.findForcedDeletesMerges(SegmentInfos segmentInfos,
IndexWriter writer) |
MergePolicy.MergeSpecification |
TieredMergePolicy.findForcedDeletesMerges(SegmentInfos infos,
IndexWriter writer) |
abstract MergePolicy.MergeSpecification |
MergePolicy.findForcedMerges(SegmentInfos segmentInfos,
int maxSegmentCount,
Map<SegmentCommitInfo,Boolean> segmentsToMerge,
IndexWriter writer)
Determine what set of merge operations is necessary in
order to merge to
<= the specified segment count. |
MergePolicy.MergeSpecification |
LogMergePolicy.findForcedMerges(SegmentInfos infos,
int maxNumSegments,
Map<SegmentCommitInfo,Boolean> segmentsToMerge,
IndexWriter writer)
Returns the merges necessary to merge the index down
to a specified number of segments.
|
MergePolicy.MergeSpecification |
UpgradeIndexMergePolicy.findForcedMerges(SegmentInfos segmentInfos,
int maxSegmentCount,
Map<SegmentCommitInfo,Boolean> segmentsToMerge,
IndexWriter writer) |
MergePolicy.MergeSpecification |
NoMergePolicy.findForcedMerges(SegmentInfos segmentInfos,
int maxSegmentCount,
Map<SegmentCommitInfo,Boolean> segmentsToMerge,
IndexWriter writer) |
MergePolicy.MergeSpecification |
OneMergeWrappingMergePolicy.findForcedMerges(SegmentInfos segmentInfos,
int maxSegmentCount,
Map<SegmentCommitInfo,Boolean> segmentsToMerge,
IndexWriter writer) |
MergePolicy.MergeSpecification |
MergePolicyWrapper.findForcedMerges(SegmentInfos segmentInfos,
int maxSegmentCount,
Map<SegmentCommitInfo,Boolean> segmentsToMerge,
IndexWriter writer) |
MergePolicy.MergeSpecification |
TieredMergePolicy.findForcedMerges(SegmentInfos infos,
int maxSegmentCount,
Map<SegmentCommitInfo,Boolean> segmentsToMerge,
IndexWriter writer) |
abstract MergePolicy.MergeSpecification |
MergePolicy.findMerges(MergeTrigger mergeTrigger,
SegmentInfos segmentInfos,
IndexWriter writer)
Determine what set of merge operations are now necessary on the index.
|
MergePolicy.MergeSpecification |
LogMergePolicy.findMerges(MergeTrigger mergeTrigger,
SegmentInfos infos,
IndexWriter writer)
Checks if any merges are now necessary and returns a
MergePolicy.MergeSpecification if so. |
MergePolicy.MergeSpecification |
UpgradeIndexMergePolicy.findMerges(MergeTrigger mergeTrigger,
SegmentInfos segmentInfos,
IndexWriter writer) |
MergePolicy.MergeSpecification |
NoMergePolicy.findMerges(MergeTrigger mergeTrigger,
SegmentInfos segmentInfos,
IndexWriter writer) |
MergePolicy.MergeSpecification |
OneMergeWrappingMergePolicy.findMerges(MergeTrigger mergeTrigger,
SegmentInfos segmentInfos,
IndexWriter writer) |
MergePolicy.MergeSpecification |
MergePolicyWrapper.findMerges(MergeTrigger mergeTrigger,
SegmentInfos segmentInfos,
IndexWriter writer) |
MergePolicy.MergeSpecification |
TieredMergePolicy.findMerges(MergeTrigger mergeTrigger,
SegmentInfos infos,
IndexWriter writer) |
void |
IndexWriter.incRefDeleter(SegmentInfos segmentInfos)
Record that the files referenced by this
SegmentInfos are still in use. |
protected boolean |
LogMergePolicy.isMerged(SegmentInfos infos,
int maxNumSegments,
Map<SegmentCommitInfo,Boolean> segmentsToMerge,
IndexWriter writer)
Returns true if the number of segments eligible for
merging is less than or equal to the specified
maxNumSegments . |
protected boolean |
MergePolicy.isMerged(SegmentInfos infos,
SegmentCommitInfo info,
IndexWriter writer)
Returns true if this single info is already fully merged (has no
pending deletes, is in the same dir as the
writer, and matches the current compound file setting
|
static DirectoryReader |
StandardDirectoryReader.open(Directory directory,
SegmentInfos infos,
List<? extends LeafReader> oldReaders)
This constructor is only used for
StandardDirectoryReader.doOpenIfChanged(SegmentInfos) , as well as NRT replication. |
void |
SegmentInfos.updateGeneration(SegmentInfos other)
Carry over generation numbers from another SegmentInfos
|
boolean |
MergePolicy.useCompoundFile(SegmentInfos infos,
SegmentCommitInfo mergedInfo,
IndexWriter writer)
Returns true if a new segment (regardless of its origin) should use the
compound file format.
|
boolean |
NoMergePolicy.useCompoundFile(SegmentInfos segments,
SegmentCommitInfo newSegment,
IndexWriter writer) |
boolean |
MergePolicyWrapper.useCompoundFile(SegmentInfos infos,
SegmentCommitInfo mergedInfo,
IndexWriter writer) |
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