Class FieldValueFilter

A Filter that accepts all documents that have one or more values in a given field. this Filter request IBits from the IFieldCache and build the bits if not present.

Inheritance
System.Object
Filter
FieldValueFilter
Inherited Members
System.Object.Equals(System.Object, System.Object)
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
Namespace: Lucene.Net.Search
Assembly: Lucene.Net.dll
Syntax
public class FieldValueFilter : Filter

Constructors

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FieldValueFilter(String)

Creates a new FieldValueFilter

Declaration
public FieldValueFilter(string field)
Parameters
Type Name Description
System.String field

The field to filter

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FieldValueFilter(String, Boolean)

Creates a new FieldValueFilter

Declaration
public FieldValueFilter(string field, bool negate)
Parameters
Type Name Description
System.String field

The field to filter

System.Boolean negate

If true all documents with no value in the given field are accepted.

Properties

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Field

Returns the field this filter is applied on.

Declaration
public virtual string Field { get; }
Property Value
Type Description
System.String

The field this filter is applied on.

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Negate

Returns true if this filter is negated, otherwise false

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

true if this filter is negated, otherwise false

Methods

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Equals(Object)

Declaration
public override bool Equals(object obj)
Parameters
Type Name Description
System.Object obj
Returns
Type Description
System.Boolean
Overrides
System.Object.Equals(System.Object)
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GetDocIdSet(AtomicReaderContext, IBits)

Declaration
public override DocIdSet GetDocIdSet(AtomicReaderContext context, IBits acceptDocs)
Parameters
Type Name Description
AtomicReaderContext context
IBits acceptDocs
Returns
Type Description
DocIdSet
Overrides
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GetHashCode()

Declaration
public override int GetHashCode()
Returns
Type Description
System.Int32
Overrides
System.Object.GetHashCode()
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ToString()

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