Class MultiTermsEnum

Exposes TermsEnum API, merged from TermsEnum API of sub-segments. This does a merge sort, by term text, of the sub-readers.

This is a Lucene.NET EXPERIMENTAL API, use at your own risk
Inheritance
System.Object
TermsEnum
MultiTermsEnum
Implements
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
Namespace: Lucene.Net.Index
Assembly: Lucene.Net.dll
Syntax
public sealed class MultiTermsEnum : TermsEnum, IBytesRefIterator

Constructors

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MultiTermsEnum(ReaderSlice[])

Sole constructor.

Declaration
public MultiTermsEnum(ReaderSlice[] slices)
Parameters
Type Name Description
ReaderSlice[] slices

Which sub-reader slices we should merge.

Properties

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Comparer

Declaration
public override IComparer<BytesRef> Comparer { get; }
Property Value
Type Description
System.Collections.Generic.IComparer<BytesRef>
Overrides
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DocFreq

Declaration
public override int DocFreq { get; }
Property Value
Type Description
System.Int32
Overrides
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MatchArray

Returns sub-reader slices positioned to the current term.

Declaration
public MultiTermsEnum.TermsEnumWithSlice[] MatchArray { get; }
Property Value
Type Description
MultiTermsEnum.TermsEnumWithSlice[]
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MatchCount

Returns how many sub-reader slices contain the current term.

Declaration
public int MatchCount { get; }
Property Value
Type Description
System.Int32
See Also
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Ord

Declaration
public override long Ord { get; }
Property Value
Type Description
System.Int64
Overrides
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Term

Declaration
public override BytesRef Term { get; }
Property Value
Type Description
BytesRef
Overrides
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TotalTermFreq

Declaration
public override long TotalTermFreq { get; }
Property Value
Type Description
System.Int64
Overrides

Methods

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Docs(IBits, DocsEnum, DocsFlags)

Declaration
public override DocsEnum Docs(IBits liveDocs, DocsEnum reuse, DocsFlags flags)
Parameters
Type Name Description
IBits liveDocs
DocsEnum reuse
DocsFlags flags
Returns
Type Description
DocsEnum
Overrides
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DocsAndPositions(IBits, DocsAndPositionsEnum, DocsAndPositionsFlags)

Declaration
public override DocsAndPositionsEnum DocsAndPositions(IBits liveDocs, DocsAndPositionsEnum reuse, DocsAndPositionsFlags flags)
Parameters
Type Name Description
IBits liveDocs
DocsAndPositionsEnum reuse
DocsAndPositionsFlags flags
Returns
Type Description
DocsAndPositionsEnum
Overrides
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Next()

Declaration
public override BytesRef Next()
Returns
Type Description
BytesRef
Overrides
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Reset(MultiTermsEnum.TermsEnumIndex[])

The terms array must be newly created TermsEnum, ie Next() has not yet been called.

Declaration
public TermsEnum Reset(MultiTermsEnum.TermsEnumIndex[] termsEnumsIndex)
Parameters
Type Name Description
MultiTermsEnum.TermsEnumIndex[] termsEnumsIndex
Returns
Type Description
TermsEnum
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SeekCeil(BytesRef)

Declaration
public override TermsEnum.SeekStatus SeekCeil(BytesRef term)
Parameters
Type Name Description
BytesRef term
Returns
Type Description
TermsEnum.SeekStatus
Overrides
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SeekExact(BytesRef)

Declaration
public override bool SeekExact(BytesRef term)
Parameters
Type Name Description
BytesRef term
Returns
Type Description
System.Boolean
Overrides
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SeekExact(Int64)

Declaration
public override void SeekExact(long ord)
Parameters
Type Name Description
System.Int64 ord
Overrides
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ToString()

Declaration
public override string ToString()
Returns
Type Description
System.String
Overrides
System.Object.ToString()

Implements

Extension Methods