Package org.apache.lucene.xmlparser

Class CoreParser

java.lang.Object

org.apache.lucene.xmlparser.CoreParser

All Implemented Interfaces:

QueryBuilder

Direct Known Subclasses:

CorePlusExtensionsParser

public class CoreParser
extends Object
implements QueryBuilder

Assembles a QueryBuilder which uses only core Lucene Query objects

Field Summary

Fields

Modifier and Type	Field	Description
protected org.apache.lucene.analysis.Analyzer	analyzer
protected FilterBuilderFactory	filterFactory
static int	maxNumCachedFilters
protected org.apache.lucene.queryParser.QueryParser	parser
protected QueryBuilderFactory	queryFactory

Constructor Summary

Constructors

Modifier	Constructor	Description
	CoreParser(String defaultField, org.apache.lucene.analysis.Analyzer analyzer)	Constructs an XML parser that creates a QueryParser for each UserQuery request.
protected	CoreParser(String defaultField, org.apache.lucene.analysis.Analyzer analyzer, org.apache.lucene.queryParser.QueryParser parser)
	CoreParser(org.apache.lucene.analysis.Analyzer analyzer, org.apache.lucene.queryParser.QueryParser parser)	Construct an XML parser that uses a single instance QueryParser for handling UserQuery tags - all parse operations are synchronised on this parser

Method Summary

Modifier and Type	Method	Description
void	addFilterBuilder(String nodeName, FilterBuilder builder)
void	addQueryBuilder(String nodeName, QueryBuilder builder)
org.apache.lucene.search.Query	getQuery(Element e)
org.apache.lucene.search.Query	parse(InputStream xmlStream)

Methods inherited from class java.lang.Object

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

Field Detail

analyzer

protected org.apache.lucene.analysis.Analyzer analyzer

parser

protected org.apache.lucene.queryParser.QueryParser parser

queryFactory

protected QueryBuilderFactory queryFactory

filterFactory

protected FilterBuilderFactory filterFactory

maxNumCachedFilters

public static int maxNumCachedFilters

Constructor Detail

CoreParser

public CoreParser(org.apache.lucene.analysis.Analyzer analyzer,
                  org.apache.lucene.queryParser.QueryParser parser)

Construct an XML parser that uses a single instance QueryParser for handling UserQuery tags - all parse operations are synchronised on this parser

Parameters:

analyzer -

parser - A QueryParser which will be synchronized on during parse calls.

CoreParser

public CoreParser(String defaultField,
                  org.apache.lucene.analysis.Analyzer analyzer)

Constructs an XML parser that creates a QueryParser for each UserQuery request.

Parameters:

defaultField - The default field name used by QueryParsers constructed for UserQuery tags

analyzer -

CoreParser

protected CoreParser(String defaultField,
                     org.apache.lucene.analysis.Analyzer analyzer,
                     org.apache.lucene.queryParser.QueryParser parser)

Method Detail

parse

public org.apache.lucene.search.Query parse(InputStream xmlStream)
                                     throws ParserException

Throws:

ParserException

addQueryBuilder

public void addQueryBuilder(String nodeName,
                            QueryBuilder builder)

addFilterBuilder

public void addFilterBuilder(String nodeName,
                             FilterBuilder builder)

getQuery

public org.apache.lucene.search.Query getQuery(Element e)
                                        throws ParserException

Specified by:

getQuery in interface QueryBuilder

Throws:

ParserException