Class ProximityQueryNode

A ProximityQueryNode represents a query where the terms should meet specific distance conditions. (a b c) WITHIN [SENTENCE|PARAGRAPH|NUMBER] [INORDER] ("a" "b" "c") WITHIN [SENTENCE|PARAGRAPH|NUMBER] [INORDER]

TODO: Add this to the future standard Lucene parser/processor/builder

Inheritance
System.Object
QueryNode
BooleanQueryNode
ProximityQueryNode
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.QueryParsers.Flexible.Core.Nodes
Assembly: Lucene.Net.QueryParser.dll
Syntax
public class ProximityQueryNode : BooleanQueryNode, IQueryNode

Constructors

| Improve this Doc View Source

ProximityQueryNode(IList<IQueryNode>, String, ProximityQueryNode.Type, Boolean)

Declaration
public ProximityQueryNode(IList<IQueryNode> clauses, string field, ProximityQueryNode.Type type, bool inorder)
Parameters
Type Name Description
System.Collections.Generic.IList<IQueryNode> clauses

QueryNode children
System.String field

field name
ProximityQueryNode.Type type

type of proximity query
System.Boolean inorder

true, if the tokens should be matched in the order of the clauses
| Improve this Doc View Source

ProximityQueryNode(IList<IQueryNode>, String, ProximityQueryNode.Type, Int32, Boolean)

Declaration
public ProximityQueryNode(IList<IQueryNode> clauses, string field, ProximityQueryNode.Type type, int distance, bool inorder)
Parameters
Type Name Description
System.Collections.Generic.IList<IQueryNode> clauses

QueryNode children
System.String field

field name
ProximityQueryNode.Type type

type of proximity query
System.Int32 distance

positive integer that specifies the distance
System.Boolean inorder

true, if the tokens should be matched in the order of the clauses

Properties

| Improve this Doc View Source

Distance

Gets the distance

Declaration
public virtual int Distance { get; }
Property Value
Type Description
System.Int32
| Improve this Doc View Source

Field

Gets or Sets the field. Returns null if the field was not specified in the query string.

Declaration
public virtual string Field { get; set; }
Property Value
Type Description
System.String
| Improve this Doc View Source

IsInOrder

terms must be matched in the specified order

Declaration
public virtual bool IsInOrder { get; }
Property Value
Type Description
System.Boolean
| Improve this Doc View Source

ProximityType

Declaration
public virtual ProximityQueryNode.Type ProximityType { get; }
Property Value
Type Description
ProximityQueryNode.Type

Methods

| Improve this Doc View Source

CloneTree()

Declaration
public override IQueryNode CloneTree()
Returns
Type Description
IQueryNode
Overrides
| Improve this Doc View Source

GetFieldAsString()

Gets the field as a string. Returns null if the field was not specified in the query string.

Declaration
public virtual string GetFieldAsString()
Returns
Type Description
System.String
| Improve this Doc View Source

ToQueryString(IEscapeQuerySyntax)

Declaration
public override string ToQueryString(IEscapeQuerySyntax escapeSyntaxParser)
Parameters
Type Name Description
IEscapeQuerySyntax escapeSyntaxParser
Returns
Type Description
System.String
Overrides
| Improve this Doc View Source

ToString()

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

Implements