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Java > Open Source Codes > org > apache > servicemix > jbi > audit > lucene > LuceneCallback


1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements. See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License. You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 package org.apache.servicemix.jbi.audit.lucene;
18
19 import java.io.IOException JavaDoc;
20
21 import org.apache.lucene.search.IndexSearcher;
22
23 /**
24  * Lucene Callback Interface.
25  * Used on searching to be executed on synchronized blocks.
26  * @author George Gastaldi
27  * @since 2.1
28  * @version $Revision: 426415 $
29  */
30 public interface LuceneCallback {
31     /**
32      * Called by the LuceneIndexer
33      * @param is IndexSearcher provided by the indexer
34      * @return an object from the query
35      * @throws IOException if an error occurs during opening/searching of the index
36      */
37     Object JavaDoc doCallback(IndexSearcher is) throws IOException JavaDoc;
38 }
39
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