/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jackrabbit.core.query.lucene;
import org.apache.jackrabbit.core.SessionImpl;
import org.apache.lucene.search.Sort;
import javax.jcr.RepositoryException;
import java.io.IOException;
/**
* <code>MatchAllDocsQuery</code> extends the lucene <code>MatchAllDocsQuery</code>
* and in addition implements {@link JackrabbitQuery}.
*/
@SuppressWarnings("serial")
public class MatchAllDocsQuery
extends org.apache.lucene.search.MatchAllDocsQuery
implements JackrabbitQuery {
/**
* {@inheritDoc}
*/
public QueryHits execute(JackrabbitIndexSearcher searcher,
SessionImpl session,
Sort sort) throws IOException {
if (sort.getSort().length == 0) {
try {
return new NodeTraversingQueryHits(
session.getRootNode(), true);
} catch (RepositoryException e) {
throw Util.createIOException(e);
}
} else {
return null;
}
}
}