org.apache.lucene.index

Class AtomicReaderContext

java.lang.Object

org.apache.lucene.index.IndexReaderContext

org.apache.lucene.index.AtomicReaderContext

public final class AtomicReaderContext
extends IndexReaderContext

IndexReaderContext for AtomicReader instances.

Field Summary

Fields

Modifier and Type	Field and Description
int	docBase The readers absolute doc base
int	ord The readers ord in the top-level's leaves array

Fields inherited from class org.apache.lucene.index.IndexReaderContext

docBaseInParent, isTopLevel, ordInParent, parent

Method Summary

Methods

Modifier and Type	Method and Description
List<IndexReaderContext>	children() Returns the context's children iff this context is a composite context otherwise null.
List<AtomicReaderContext>	leaves() Returns the context's leaves if this context is a top-level context.
AtomicReader	reader() Returns the IndexReader, this context represents.

Methods inherited from class java.lang.Object

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

Field Detail

ord

public final int ord

The readers ord in the top-level's leaves array

docBase

public final int docBase

The readers absolute doc base

Method Detail

leaves

public List<AtomicReaderContext> leaves()

Description copied from class: IndexReaderContext

Returns the context's leaves if this context is a top-level context. For convenience, if this is an AtomicReaderContext this returns itself as the only leaf.

Note: this is convenience method since leaves can always be obtained by walking the context tree using IndexReaderContext.children().

Specified by:

leaves in class IndexReaderContext

See Also:

IndexReaderContext.children()

children

public List<IndexReaderContext> children()

Description copied from class: IndexReaderContext

Returns the context's children iff this context is a composite context otherwise null.

Specified by:

children in class IndexReaderContext

reader

public AtomicReader reader()

Description copied from class: IndexReaderContext

Returns the IndexReader, this context represents.

Specified by:

reader in class IndexReaderContext