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java.lang.Objectorg.apache.lucene.index.IndexCommit
org.apache.lucene.index.SnapshotDeletionPolicy.SnapshotCommitPoint
protected class SnapshotDeletionPolicy.SnapshotCommitPoint
| Field Summary | |
|---|---|
protected IndexCommit |
cp
|
| Constructor Summary | |
|---|---|
protected |
SnapshotDeletionPolicy.SnapshotCommitPoint(IndexCommit cp)
|
| Method Summary | |
|---|---|
void |
delete()
Delete this commit point. |
Directory |
getDirectory()
Returns the Directory for the index. |
Collection<String> |
getFileNames()
Returns all index files referenced by this commit point. |
long |
getGeneration()
Returns the generation (the _N in segments_N) for this IndexCommit |
int |
getSegmentCount()
Returns number of segments referenced by this commit. |
String |
getSegmentsFileName()
Get the segments file ( segments_N) associated
with this commit point. |
Map<String,String> |
getUserData()
Returns userData, previously passed to IndexWriter.commit(Map) for this commit. |
long |
getVersion()
Returns the version for this IndexCommit. |
boolean |
isDeleted()
|
protected boolean |
shouldDelete(String segmentsFileName)
Returns true if this segment can be deleted. |
String |
toString()
|
| Methods inherited from class org.apache.lucene.index.IndexCommit |
|---|
compareTo, equals, getTimestamp, hashCode |
| Methods inherited from class java.lang.Object |
|---|
clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
| Field Detail |
|---|
protected IndexCommit cp
| Constructor Detail |
|---|
protected SnapshotDeletionPolicy.SnapshotCommitPoint(IndexCommit cp)
| Method Detail |
|---|
public String toString()
toString in class Objectprotected boolean shouldDelete(String segmentsFileName)
public void delete()
IndexCommitUpon calling this, the writer is notified that this commit point should be deleted.
Decision that a commit-point should be deleted is taken by the IndexDeletionPolicy in effect
and therefore this should only be called by its onInit() or
onCommit() methods.
delete in class IndexCommitpublic Directory getDirectory()
IndexCommitDirectory for the index.
getDirectory in class IndexCommit
public Collection<String> getFileNames()
throws IOException
IndexCommit
getFileNames in class IndexCommitIOExceptionpublic long getGeneration()
IndexCommit
getGeneration in class IndexCommitpublic String getSegmentsFileName()
IndexCommitsegments_N) associated
with this commit point.
getSegmentsFileName in class IndexCommit
public Map<String,String> getUserData()
throws IOException
IndexCommitIndexWriter.commit(Map) for this commit. Map is
String -> String.
getUserData in class IndexCommitIOExceptionpublic long getVersion()
IndexCommitIndexReader.getVersion() would
return if it were opened on this commit.
getVersion in class IndexCommitpublic boolean isDeleted()
isDeleted in class IndexCommitpublic int getSegmentCount()
IndexCommit
getSegmentCount in class IndexCommit
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