Package org.apache.lucene.index

Class MergeState.DocMap

java.lang.Object

org.apache.lucene.index.MergeState.DocMap

Enclosing class:

MergeState

public abstract static class MergeState.DocMap
extends Object

Remaps docids around deletes during merge

Method Summary

Modifier and Type	Method	Description
static MergeState.DocMap	build(AtomicReader reader)	Creates a MergeState.DocMap instance appropriate for this reader.
abstract int	get(int docID)	Returns the mapped docID corresponding to the provided one.
boolean	hasDeletions()	Returns true if there are any deletions.
abstract int	maxDoc()	Returns the total number of documents, ignoring deletions.
abstract int	numDeletedDocs()	Returns the number of deleted documents.
final int	numDocs()	Returns the number of not-deleted documents.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

get

public abstract int get(int docID)

Returns the mapped docID corresponding to the provided one.

maxDoc

public abstract int maxDoc()

Returns the total number of documents, ignoring deletions.

numDocs

public final int numDocs()

Returns the number of not-deleted documents.

numDeletedDocs

public abstract int numDeletedDocs()

Returns the number of deleted documents.

hasDeletions

public boolean hasDeletions()

Returns true if there are any deletions.

build

public static MergeState.DocMap build(AtomicReader reader)

Creates a MergeState.DocMap instance appropriate for this reader.