Class PrefixQuery

A Query that matches documents containing terms with a specified prefix. A PrefixQuery is built by QueryParser for input like app*.

This query uses the CONSTANT_SCORE_AUTO_REWRITE_DEFAULT rewrite method.

Inheritance
System.Object
Query
MultiTermQuery
PrefixQuery
Inherited Members
Namespace: Lucene.Net.Search
Assembly: Lucene.Net.dll
Syntax
public class PrefixQuery : MultiTermQuery

Constructors

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PrefixQuery(Term)

Constructs a query for terms starting with prefix.

Declaration
public PrefixQuery(Term prefix)
Parameters
Type Name Description
Term prefix

Properties

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Prefix

Returns the prefix of this query.

Declaration
public virtual Term Prefix { get; }
Property Value
Type Description
Term

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
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GetHashCode()

Declaration
public override int GetHashCode()
Returns
Type Description
System.Int32
Overrides
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GetTermsEnum(Terms, AttributeSource)

Declaration
protected override TermsEnum GetTermsEnum(Terms terms, AttributeSource atts)
Parameters
Type Name Description
Terms terms
AttributeSource atts
Returns
Type Description
TermsEnum
Overrides
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ToString(String)

Prints a user-readable version of this query.

Declaration
public override string ToString(string field)
Parameters
Type Name Description
System.String field
Returns
Type Description
System.String
Overrides