Class FieldInfos

Collection of FieldInfos (accessible by number or by name).

This is a Lucene.NET EXPERIMENTAL API, use at your own risk
Inheritance
System.Object
FieldInfos
Implements
System.Collections.Generic.IEnumerable<FieldInfo>
System.Collections.IEnumerable
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)
System.Object.ToString()
Namespace: Lucene.Net.Index
Assembly: Lucene.Net.dll
Syntax
public class FieldInfos : IEnumerable<FieldInfo>, IEnumerable

Constructors

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FieldInfos(FieldInfo[])

Constructs a new FieldInfos from an array of FieldInfo objects

Declaration
public FieldInfos(FieldInfo[] infos)
Parameters
Type Name Description
FieldInfo[] infos

Properties

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Count

Returns the number of fields.

NOTE: This was size() in Lucene.

Declaration
public virtual int Count { get; }
Property Value
Type Description
System.Int32
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HasDocValues

Returns true if any fields have DocValues

Declaration
public virtual bool HasDocValues { get; }
Property Value
Type Description
System.Boolean
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HasFreq

Returns true if any fields have freqs

Declaration
public virtual bool HasFreq { get; }
Property Value
Type Description
System.Boolean
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HasNorms

Returns true if any fields have norms

Declaration
public virtual bool HasNorms { get; }
Property Value
Type Description
System.Boolean
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HasOffsets

Returns true if any fields have offsets

Declaration
public virtual bool HasOffsets { get; }
Property Value
Type Description
System.Boolean
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HasPayloads

Returns true if any fields have payloads

Declaration
public virtual bool HasPayloads { get; }
Property Value
Type Description
System.Boolean
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HasProx

Returns true if any fields have positions

Declaration
public virtual bool HasProx { get; }
Property Value
Type Description
System.Boolean
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HasVectors

Returns true if any fields have vectors

Declaration
public virtual bool HasVectors { get; }
Property Value
Type Description
System.Boolean

Methods

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FieldInfo(Int32)

Return the FieldInfo object referenced by the fieldNumber.

Declaration
public virtual FieldInfo FieldInfo(int fieldNumber)
Parameters
Type Name Description
System.Int32 fieldNumber

field's number.

Returns
Type Description
FieldInfo

the FieldInfo object or null when the given fieldNumber doesn't exist.

Exceptions
Type Condition
System.ArgumentException

if fieldNumber is negative

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FieldInfo(String)

Return the FieldInfo object referenced by the fieldName

Declaration
public virtual FieldInfo FieldInfo(string fieldName)
Parameters
Type Name Description
System.String fieldName
Returns
Type Description
FieldInfo

the FieldInfo object or null when the given fieldName doesn't exist.

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GetEnumerator()

Returns an iterator over all the fieldinfo objects present, ordered by ascending field number

Declaration
public virtual IEnumerator<FieldInfo> GetEnumerator()
Returns
Type Description
System.Collections.Generic.IEnumerator<FieldInfo>

Explicit Interface Implementations

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IEnumerable.GetEnumerator()

Declaration
IEnumerator IEnumerable.GetEnumerator()
Returns
Type Description
System.Collections.IEnumerator

Implements

System.Collections.Generic.IEnumerable<T>
System.Collections.IEnumerable

Extension Methods