| Package | Description |
|---|---|
| org.apache.lucene.index |
Code to maintain and access indices.
|
| org.apache.lucene.search |
Code to search indices.
|
| Modifier and Type | Method and Description |
|---|---|
protected void |
ConcurrentMergeScheduler.doMerge(IndexWriter writer,
MergePolicy.OneMerge merge)
Does the actual merge, by calling
merge(org.apache.lucene.index.MergePolicy.OneMerge) |
protected DirectoryReader |
StandardDirectoryReader.doOpenIfChanged(IndexWriter writer,
boolean applyAllDeletes) |
protected DirectoryReader |
FilterDirectoryReader.doOpenIfChanged(IndexWriter writer,
boolean applyAllDeletes) |
protected abstract DirectoryReader |
DirectoryReader.doOpenIfChanged(IndexWriter writer,
boolean applyAllDeletes)
Implement this method to support
DirectoryReader.openIfChanged(DirectoryReader,IndexWriter,boolean). |
MergePolicy.MergeSpecification |
TieredMergePolicy.findForcedDeletesMerges(SegmentInfos infos,
IndexWriter writer) |
MergePolicy.MergeSpecification |
OneMergeWrappingMergePolicy.findForcedDeletesMerges(SegmentInfos segmentInfos,
IndexWriter writer) |
MergePolicy.MergeSpecification |
NoMergePolicy.findForcedDeletesMerges(SegmentInfos segmentInfos,
IndexWriter writer) |
MergePolicy.MergeSpecification |
MergePolicyWrapper.findForcedDeletesMerges(SegmentInfos segmentInfos,
IndexWriter writer) |
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 |
UpgradeIndexMergePolicy.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) |
MergePolicy.MergeSpecification |
OneMergeWrappingMergePolicy.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 |
MergePolicyWrapper.findForcedMerges(SegmentInfos segmentInfos,
int maxSegmentCount,
Map<SegmentCommitInfo,Boolean> segmentsToMerge,
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.findMerges(MergeTrigger mergeTrigger,
SegmentInfos segmentInfos,
IndexWriter writer) |
MergePolicy.MergeSpecification |
TieredMergePolicy.findMerges(MergeTrigger mergeTrigger,
SegmentInfos infos,
IndexWriter writer) |
MergePolicy.MergeSpecification |
OneMergeWrappingMergePolicy.findMerges(MergeTrigger mergeTrigger,
SegmentInfos segmentInfos,
IndexWriter writer) |
MergePolicy.MergeSpecification |
NoMergePolicy.findMerges(MergeTrigger mergeTrigger,
SegmentInfos segmentInfos,
IndexWriter writer) |
MergePolicy.MergeSpecification |
MergePolicyWrapper.findMerges(MergeTrigger mergeTrigger,
SegmentInfos segmentInfos,
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. |
protected ConcurrentMergeScheduler.MergeThread |
ConcurrentMergeScheduler.getMergeThread(IndexWriter writer,
MergePolicy.OneMerge merge)
Create and return a new MergeThread
|
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
|
protected boolean |
ConcurrentMergeScheduler.maybeStall(IndexWriter writer)
This is invoked by
ConcurrentMergeScheduler.merge(org.apache.lucene.index.IndexWriter, org.apache.lucene.index.MergeTrigger, boolean) to possibly stall the incoming
thread when there are too many merges running or pending. |
void |
SerialMergeScheduler.merge(IndexWriter writer,
MergeTrigger trigger,
boolean newMergesFound)
Just do the merges in sequence.
|
void |
NoMergeScheduler.merge(IndexWriter writer,
MergeTrigger trigger,
boolean newMergesFound) |
abstract void |
MergeScheduler.merge(IndexWriter writer,
MergeTrigger trigger,
boolean newMergesFound)
Run the merges provided by
getNextMerge(). |
void |
ConcurrentMergeScheduler.merge(IndexWriter writer,
MergeTrigger trigger,
boolean newMergesFound) |
protected void |
LogMergePolicy.message(String message,
IndexWriter writer)
Print a debug message to
IndexWriter's infoStream. |
static DirectoryReader |
DirectoryReader.open(IndexWriter writer)
Open a near real time IndexReader from the
IndexWriter. |
static DirectoryReader |
DirectoryReader.open(IndexWriter writer,
boolean applyAllDeletes,
boolean writeAllDeletes)
Expert: open a near real time IndexReader from the
IndexWriter,
controlling whether past deletions should be applied. |
static DirectoryReader |
DirectoryReader.openIfChanged(DirectoryReader oldReader,
IndexWriter writer)
Expert: If there changes (committed or not) in the
IndexWriter versus what the provided reader is
searching, then open and return a new
IndexReader searching both committed and uncommitted
changes from the writer; else, return null (though, the
current implementation never returns null). |
static DirectoryReader |
DirectoryReader.openIfChanged(DirectoryReader oldReader,
IndexWriter writer,
boolean applyAllDeletes)
Expert: Opens a new reader, if there are any changes, controlling whether past deletions should be applied.
|
protected TieredMergePolicy.MergeScore |
TieredMergePolicy.score(List<SegmentCommitInfo> candidate,
boolean hitTooLarge,
long mergingBytes,
IndexWriter writer,
Map<SegmentCommitInfo,Long> sizeInBytes)
Expert: scores one merge; subclasses can override.
|
protected long |
NoMergePolicy.size(SegmentCommitInfo info,
IndexWriter writer) |
protected long |
MergePolicyWrapper.size(SegmentCommitInfo info,
IndexWriter writer) |
protected long |
MergePolicy.size(SegmentCommitInfo info,
IndexWriter writer)
Return the byte size of the provided
SegmentCommitInfo, pro-rated by percentage of
non-deleted documents is set. |
protected long |
LogDocMergePolicy.size(SegmentCommitInfo info,
IndexWriter writer) |
protected long |
LogByteSizeMergePolicy.size(SegmentCommitInfo info,
IndexWriter writer) |
protected long |
LogMergePolicy.sizeBytes(SegmentCommitInfo info,
IndexWriter writer)
Return the byte size of the provided
SegmentCommitInfo, pro-rated by percentage of
non-deleted documents if LogMergePolicy.setCalibrateSizeByDeletes(boolean) is set. |
protected long |
LogMergePolicy.sizeDocs(SegmentCommitInfo info,
IndexWriter writer)
Return the number of documents in the provided
SegmentCommitInfo, pro-rated by percentage of
non-deleted documents if LogMergePolicy.setCalibrateSizeByDeletes(boolean) is set. |
boolean |
NoMergePolicy.useCompoundFile(SegmentInfos segments,
SegmentCommitInfo newSegment,
IndexWriter writer) |
boolean |
MergePolicyWrapper.useCompoundFile(SegmentInfos infos,
SegmentCommitInfo mergedInfo,
IndexWriter writer) |
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.
|
protected boolean |
LogMergePolicy.verbose(IndexWriter writer)
|
| Constructor and Description |
|---|
MergeThread(IndexWriter writer,
MergePolicy.OneMerge merge)
Sole constructor.
|
ReaderManager(IndexWriter writer)
Creates and returns a new ReaderManager from the given
IndexWriter. |
ReaderManager(IndexWriter writer,
boolean applyAllDeletes,
boolean writeAllDeletes)
Expert: creates and returns a new ReaderManager from the given
IndexWriter, controlling whether past deletions should be applied. |
| Constructor and Description |
|---|
ControlledRealTimeReopenThread(IndexWriter writer,
ReferenceManager<T> manager,
double targetMaxStaleSec,
double targetMinStaleSec)
Create ControlledRealTimeReopenThread, to periodically
reopen the a
ReferenceManager. |
SearcherManager(IndexWriter writer,
boolean applyAllDeletes,
boolean writeAllDeletes,
SearcherFactory searcherFactory)
Expert: creates and returns a new SearcherManager from the given
IndexWriter, controlling whether past deletions should be applied. |
SearcherManager(IndexWriter writer,
SearcherFactory searcherFactory)
Creates and returns a new SearcherManager from the given
IndexWriter. |
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