Package | Description |
---|---|
org.apache.lucene.index |
Code to maintain and access indices.
|
Modifier and Type | Field and Description |
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protected IndexCommit |
LiveIndexWriterConfig.commit
IndexCommit that IndexWriter is
opened on. |
protected IndexCommit |
SnapshotDeletionPolicy.lastCommit
Most recently committed
IndexCommit . |
Modifier and Type | Field and Description |
---|---|
protected Map<Long,IndexCommit> |
SnapshotDeletionPolicy.indexCommits
Used to map gen to IndexCommit.
|
Modifier and Type | Method and Description |
---|---|
IndexCommit |
StandardDirectoryReader.getIndexCommit() |
IndexCommit |
LiveIndexWriterConfig.getIndexCommit()
Returns the
IndexCommit as specified in
IndexWriterConfig.setIndexCommit(IndexCommit) or the default,
null which specifies to open the latest index commit point. |
IndexCommit |
IndexWriterConfig.getIndexCommit() |
IndexCommit |
FilterDirectoryReader.getIndexCommit() |
abstract IndexCommit |
DirectoryReader.getIndexCommit()
Expert: return the IndexCommit that this reader has opened.
|
IndexCommit |
SnapshotDeletionPolicy.getIndexCommit(long gen)
Retrieve an
IndexCommit from its generation;
returns null if this IndexCommit is not currently
snapshotted |
IndexCommit |
SnapshotDeletionPolicy.snapshot()
Snapshots the last commit and returns it.
|
IndexCommit |
PersistentSnapshotDeletionPolicy.snapshot()
Snapshots the last commit.
|
Modifier and Type | Method and Description |
---|---|
List<IndexCommit> |
SnapshotDeletionPolicy.getSnapshots()
Returns all IndexCommits held by at least one snapshot.
|
static List<IndexCommit> |
DirectoryReader.listCommits(Directory dir)
Returns all commit points that exist in the Directory.
|
Modifier and Type | Method and Description |
---|---|
int |
IndexCommit.compareTo(IndexCommit commit) |
protected DirectoryReader |
StandardDirectoryReader.doOpenIfChanged(IndexCommit commit) |
protected DirectoryReader |
FilterDirectoryReader.doOpenIfChanged(IndexCommit commit) |
protected abstract DirectoryReader |
DirectoryReader.doOpenIfChanged(IndexCommit commit)
Implement this method to support
DirectoryReader.openIfChanged(DirectoryReader,IndexCommit) . |
protected void |
SnapshotDeletionPolicy.incRef(IndexCommit ic)
Increments the refCount for this
IndexCommit . |
static DirectoryReader |
DirectoryReader.open(IndexCommit commit)
Expert: returns an IndexReader reading the index in the given
IndexCommit . |
static DirectoryReader |
DirectoryReader.openIfChanged(DirectoryReader oldReader,
IndexCommit commit)
If the IndexCommit differs from what the
provided reader is searching, open and return a new
reader; else, return null.
|
void |
SnapshotDeletionPolicy.release(IndexCommit commit)
Release a snapshotted commit.
|
void |
PersistentSnapshotDeletionPolicy.release(IndexCommit commit)
Deletes a snapshotted commit.
|
T |
SegmentInfos.FindSegmentsFile.run(IndexCommit commit)
Run
SegmentInfos.FindSegmentsFile.doBody(java.lang.String) on the provided commit. |
IndexWriterConfig |
IndexWriterConfig.setIndexCommit(IndexCommit commit)
Expert: allows to open a certain commit point.
|
Modifier and Type | Method and Description |
---|---|
void |
SnapshotDeletionPolicy.onCommit(List<? extends IndexCommit> commits) |
void |
NoDeletionPolicy.onCommit(List<? extends IndexCommit> commits) |
void |
KeepOnlyLastCommitDeletionPolicy.onCommit(List<? extends IndexCommit> commits)
Deletes all commits except the most recent one.
|
abstract void |
IndexDeletionPolicy.onCommit(List<? extends IndexCommit> commits)
This is called each time the writer completed a commit.
|
void |
SnapshotDeletionPolicy.onInit(List<? extends IndexCommit> commits) |
void |
NoDeletionPolicy.onInit(List<? extends IndexCommit> commits) |
void |
KeepOnlyLastCommitDeletionPolicy.onInit(List<? extends IndexCommit> commits)
Deletes all commits except the most recent one.
|
abstract void |
IndexDeletionPolicy.onInit(List<? extends IndexCommit> commits)
This is called once when a writer is first
instantiated to give the policy a chance to remove old
commit points.
|
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