Class FieldQueryNode

A FieldQueryNode represents a element that contains field/text tuple

Inheritance

object

QueryNode

FieldQueryNode

FuzzyQueryNode

QuotedFieldQueryNode

WildcardQueryNode

Implements

IFieldValuePairQueryNode<string>

IFieldableNode

IValueQueryNode<string>

IQueryNode

ITextableQueryNode

Inherited Members

QueryNode.PLAINTEXT_FIELD_NAME

QueryNode.Allocate()

QueryNode.Add(IQueryNode)

QueryNode.Add(IList<IQueryNode>)

QueryNode.IsLeaf

QueryNode.Set(IList<IQueryNode>)

QueryNode.Clone()

QueryNode.GetChildren()

QueryNode.SetTag(string, object)

QueryNode.UnsetTag(string)

QueryNode.ContainsTag(string)

QueryNode.GetTag(string)

QueryNode.TryGetTag(string, out object)

QueryNode.Parent

QueryNode.IsRoot

QueryNode.m_toQueryStringIgnoreFields

QueryNode.IsDefaultField(string)

QueryNode.TagMap

QueryNode.RemoveChildren(IQueryNode)

QueryNode.RemoveFromParent()

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

Namespace: Lucene.Net.QueryParsers.Flexible.Core.Nodes

Assembly: Lucene.Net.QueryParser.dll

Syntax

public class FieldQueryNode : QueryNode, IFieldValuePairQueryNode<string>, IFieldableNode, IValueQueryNode<string>, IQueryNode, ITextableQueryNode

Constructors

FieldQueryNode(string, ICharSequence, int, int)

A FieldQueryNode represents a element that contains field/text tuple

Declaration

public FieldQueryNode(string field, ICharSequence text, int begin, int end)

Parameters

Type	Name	Description
string	field	field name
ICharSequence	text	value
int	begin	position in the query string
int	end	position in the query string

FieldQueryNode(string, string, int, int)

A FieldQueryNode represents a element that contains field/text tuple

Declaration

public FieldQueryNode(string field, string text, int begin, int end)

Parameters

Type	Name	Description
string	field	field name
string	text	value
int	begin	position in the query string
int	end	position in the query string

FieldQueryNode(string, StringBuilder, int, int)

A FieldQueryNode represents a element that contains field/text tuple

Declaration

public FieldQueryNode(string field, StringBuilder text, int begin, int end)

Parameters

Type	Name	Description
string	field	field name
StringBuilder	text	value
int	begin	position in the query string
int	end	position in the query string

Fields

m_begin

The term's begin position.

Declaration

protected int m_begin

Field Value

Type	Description
int

m_end

The term's end position.

Declaration

protected int m_end

Field Value

Type	Description
int

m_field

The term's field

Declaration

protected string m_field

Field Value

Type	Description
string

m_positionIncrement

The term's position increment.

Declaration

protected int m_positionIncrement

Field Value

Type	Description
int

m_text

The term's text.

Declaration

protected ICharSequence m_text

Field Value

Type	Description
ICharSequence

Properties

Begin

A FieldQueryNode represents a element that contains field/text tuple

Declaration

public virtual int Begin { get; set; }

Property Value

Type	Description
int

End

A FieldQueryNode represents a element that contains field/text tuple

Declaration

public virtual int End { get; set; }

Property Value

Type	Description
int

Field

Gets or Sets the field name associated to the node and every node under it.

Declaration

public virtual string Field { get; set; }

Property Value

Type	Description
string

PositionIncrement

A FieldQueryNode represents a element that contains field/text tuple

Declaration

public virtual int PositionIncrement { get; set; }

Property Value

Type	Description
int

Text

Gets or Sets the "original" form of the term.

Declaration

public virtual ICharSequence Text { get; set; }

Property Value

Type	Description
ICharSequence

Value

A FieldQueryNode represents a element that contains field/text tuple

Declaration

public virtual string Value { get; set; }

Property Value

Type	Description
string

Methods

CloneTree()

Recursive clone the IQueryNode tree. The tags are not copied to the new tree when you call the CloneTree() method.

Declaration

public override IQueryNode CloneTree()

Returns

Type	Description
IQueryNode	the cloned tree

Overrides

QueryNode.CloneTree()

GetFieldAsString()

null if the field was not specified in the query string

Declaration

public virtual string GetFieldAsString()

Returns

Type	Description
string	the field

GetTermEscapeQuoted(IEscapeQuerySyntax)

A FieldQueryNode represents a element that contains field/text tuple

Declaration

protected virtual string GetTermEscapeQuoted(IEscapeQuerySyntax escaper)

Parameters

Type	Name	Description
IEscapeQuerySyntax	escaper

Returns

Type	Description
string

GetTermEscaped(IEscapeQuerySyntax)

A FieldQueryNode represents a element that contains field/text tuple

Declaration

protected virtual string GetTermEscaped(IEscapeQuerySyntax escaper)

Parameters

Type	Name	Description
IEscapeQuerySyntax	escaper

Returns

Type	Description
string

GetTextAsString()

A FieldQueryNode represents a element that contains field/text tuple

Declaration

public virtual string GetTextAsString()

Returns

Type	Description
string	the term

ToQueryString(IEscapeQuerySyntax)

convert to a query string understood by the query parser

Declaration

public override string ToQueryString(IEscapeQuerySyntax escaper)

Parameters

Type	Name	Description
IEscapeQuerySyntax	escaper

Returns

Type	Description
string

Overrides

QueryNode.ToQueryString(IEscapeQuerySyntax)

ToString()

Every implementation of this class should return pseudo xml like this:

For FieldQueryNode: <field start='1' end='2' field='subject' text='foo'/>

Declaration

public override string ToString()

Returns

Type	Description
string

Overrides

QueryNode.ToString()

See Also

ToString()

Implements

IFieldValuePairQueryNode<T>

IFieldableNode

IValueQueryNode<T>

IQueryNode

ITextableQueryNode