org.apache.jackrabbit.core.query.lucene
Class LazyQueryResultImpl

java.lang.Object
  org.apache.jackrabbit.core.query.lucene.LazyQueryResultImpl

All Implemented Interfaces:

QueryResult

public class LazyQueryResultImpl
extends Object
implements QueryResult

Implements the javax.jcr.query.QueryResult interface.

Field Summary

protected QName[]	orderProps The names of properties to use for ordering the result set.
protected boolean[]	orderSpecs The order specifier for each of the order properties.
protected org.apache.lucene.search.Query	query The lucene query to execute.
protected QueryImpl	queryImpl The query instance which created this query result.
protected NamespaceResolver	resolver The namespace resolver of the session executing the query
protected QName[]	selectProps The select properties

Constructor Summary

LazyQueryResultImpl(SearchIndex index, ItemManager itemMgr, NamespaceResolver resolver, AccessManager accessMgr, QueryImpl queryImpl, org.apache.lucene.search.Query query, QName[] selectProps, QName[] orderProps, boolean[] orderSpecs, boolean documentOrder)
Creates a new query result.

Method Summary

protected QueryHits	executeQuery() Executes the query for this result and returns hits.
String[]	getColumnNames()
NodeIterator	getNodes()
RowIterator	getRows()

Methods inherited from class java.lang.Object

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

Field Detail

resolver

protected final NamespaceResolver resolver

The namespace resolver of the session executing the query

queryImpl

protected final QueryImpl queryImpl

The query instance which created this query result.

query

protected final org.apache.lucene.search.Query query

The lucene query to execute.

selectProps

protected final QName[] selectProps

The select properties

orderProps

protected final QName[] orderProps

The names of properties to use for ordering the result set.

orderSpecs

protected final boolean[] orderSpecs

The order specifier for each of the order properties.

Constructor Detail

LazyQueryResultImpl

public LazyQueryResultImpl(SearchIndex index,
                           ItemManager itemMgr,
                           NamespaceResolver resolver,
                           AccessManager accessMgr,
                           QueryImpl queryImpl,
                           org.apache.lucene.search.Query query,
                           QName[] selectProps,
                           QName[] orderProps,
                           boolean[] orderSpecs,
                           boolean documentOrder)
                    throws RepositoryException

Creates a new query result.

Parameters:

index - the search index where the query is executed.

itemMgr - the item manager of the session executing the query.

resolver - the namespace resolver of the session executing the query.

accessMgr - the access manager of the session executiong the query.

queryImpl - the query instance which created this query result.

query - the lucene query to execute on the index.

selectProps - the select properties of the query.

orderProps - the names of the order properties.

orderSpecs - the order specs, one for each order property name.

documentOrder - if true the result is returned in document order.

Throws:

RepositoryException

Method Detail

getColumnNames

public String[] getColumnNames()
                        throws RepositoryException

Specified by:

getColumnNames in interface QueryResult

Throws:

RepositoryException

getNodes

public NodeIterator getNodes()
                      throws RepositoryException

Specified by:

getNodes in interface QueryResult

Throws:

RepositoryException

getRows

public RowIterator getRows()
                    throws RepositoryException

Specified by:

getRows in interface QueryResult

Throws:

RepositoryException

executeQuery

protected QueryHits executeQuery()
                          throws IOException

Executes the query for this result and returns hits. The caller must close the query hits when he is done using it.

Returns:

hits for this query result.

Throws:

IOException - if an error occurs while executing the query.