public class SegmentReaderUtils extends Object
Constructor and Description |
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SegmentReaderUtils() |
Modifier and Type | Method and Description |
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static boolean |
registerCoreListener(org.apache.lucene.index.AtomicReader reader,
org.apache.lucene.index.AtomicReader.CoreClosedListener listener) |
static org.apache.lucene.index.SegmentReader |
segmentReader(org.apache.lucene.index.AtomicReader reader)
Tries to extract a segment reader from the given index reader.
|
static org.apache.lucene.index.SegmentReader |
segmentReaderOrNull(org.apache.lucene.index.AtomicReader reader)
Tries to extract a segment reader from the given index reader and returns it, otherwise
null
is returned |
@Nullable public static org.apache.lucene.index.SegmentReader segmentReader(org.apache.lucene.index.AtomicReader reader)
ElasticsearchIllegalStateException
is thrown.@Nullable public static org.apache.lucene.index.SegmentReader segmentReaderOrNull(org.apache.lucene.index.AtomicReader reader)
null
is returnedpublic static boolean registerCoreListener(org.apache.lucene.index.AtomicReader reader, org.apache.lucene.index.AtomicReader.CoreClosedListener listener)
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