java.lang.Object
- org.elasticsearch.common.lucene.uid.VersionsAndSeqNoResolver

```
public final class VersionsAndSeqNoResolver
extends java.lang.Object
```
Utility class to resolve the Lucene doc ID, version, seqNo and primaryTerms for a given uid.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`static class`	`VersionsAndSeqNoResolver.DocIdAndSeqNo`	Wraps an `LeafReaderContext`, a doc ID relative to the context doc base and a seqNo.
`static class`	`VersionsAndSeqNoResolver.DocIdAndVersion`	Wraps an `LeafReaderContext`, a doc ID relative to the context doc base and a version.

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static VersionsAndSeqNoResolver.DocIdAndSeqNo`	`loadDocIdAndSeqNo(org.apache.lucene.index.IndexReader reader, org.apache.lucene.index.Term term)`	Load the internal doc ID and sequence number for the uid from the reader, returning null if the uid wasn't found, a doc ID and the associated seqNo otherwise
`static VersionsAndSeqNoResolver.DocIdAndVersion`	`loadDocIdAndVersion(org.apache.lucene.index.IndexReader reader, org.apache.lucene.index.Term term)`	Load the internal doc ID and version for the uid from the reader, returning null if the uid wasn't found, a doc ID and a version otherwise
`static long`	`loadPrimaryTerm(VersionsAndSeqNoResolver.DocIdAndSeqNo docIdAndSeqNo, java.lang.String uidField)`	Load the primaryTerm associated with the given `VersionsAndSeqNoResolver.DocIdAndSeqNo`
`static long`	`loadVersion(org.apache.lucene.index.IndexReader reader, org.apache.lucene.index.Term term)`	Load the version for the uid from the reader, returning `Versions.NOT_FOUND` if no matching doc exists, the version associated with the provided uid otherwise

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

loadDocIdAndVersion

public static VersionsAndSeqNoResolver.DocIdAndVersion loadDocIdAndVersion(org.apache.lucene.index.IndexReader reader,
                                                                           org.apache.lucene.index.Term term)
                                                                    throws java.io.IOException

Load the internal doc ID and version for the uid from the reader, returning

null if the uid wasn't found,
a doc ID and a version otherwise

Throws:: java.io.IOException

loadDocIdAndSeqNo

public static VersionsAndSeqNoResolver.DocIdAndSeqNo loadDocIdAndSeqNo(org.apache.lucene.index.IndexReader reader,
                                                                       org.apache.lucene.index.Term term)
                                                                throws java.io.IOException

Load the internal doc ID and sequence number for the uid from the reader, returning

null if the uid wasn't found,
a doc ID and the associated seqNo otherwise

Throws:: java.io.IOException

loadPrimaryTerm

public static long loadPrimaryTerm(VersionsAndSeqNoResolver.DocIdAndSeqNo docIdAndSeqNo,
                                   java.lang.String uidField)
                            throws java.io.IOException

Load the primaryTerm associated with the given VersionsAndSeqNoResolver.DocIdAndSeqNo

Throws:: java.io.IOException

loadVersion

public static long loadVersion(org.apache.lucene.index.IndexReader reader,
                               org.apache.lucene.index.Term term)
                        throws java.io.IOException

Load the version for the uid from the reader, returning

Versions.NOT_FOUND if no matching doc exists,
the version associated with the provided uid otherwise

Throws:: java.io.IOException

Class VersionsAndSeqNoResolver