lux.query

Class ParseableQuery

java.lang.Object

lux.query.ParseableQuery

Direct Known Subclasses:

BooleanPQuery, MatchAllPQuery, NodeTextQuery, RangePQuery, SpanMatchAll, SpanNearPQuery, TermPQuery

public abstract class ParseableQuery
extends Object

ParseableQueries represent Lucene Queries in an abstract form that can be rendered as an XML tree for later parsing. This is used by Lux to embed generated queries within an XQuery expression.

Constructor Summary

Constructors

Constructor and Description
ParseableQuery()

Method Summary

Methods

Modifier and Type	Method and Description
boolean	isSpan()
abstract String	toQueryString(String field, IndexConfiguration config)
String	toString()
abstract ElementConstructor	toXmlNode(String field, IndexConfiguration config)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ParseableQuery

public ParseableQuery()

Method Detail

toXmlNode

public abstract ElementConstructor toXmlNode(String field,
                           IndexConfiguration config)

Parameters:

field - the prevailing field in the query's surrounding context.

config - the index configuration

Returns:

an xml object representation of the query, in a format suitable for parsing by one the Lucene XML Query Parser

toQueryString

public abstract String toQueryString(String field,
                   IndexConfiguration config)

Parameters:

field - the prevailing field in the query's surrounding context.

config - the index configuration

Returns:

a String representation of the query, in the Surround Query Parser dialect

toString

public String toString()

Overrides:

toString in class Object

isSpan

public boolean isSpan()