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Java > Open Source Codes > org > apache > lenya > lucene > index > IndexIteratorHandler


1 /*
2  * Copyright 1999-2004 The Apache Software Foundation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  *
16  */
17
18 /* $Id: IndexIteratorHandler.java 42598 2004-03-01 16:18:28Z gregor $ */
19
20 package org.apache.lenya.lucene.index;
21
22 import java.io.File JavaDoc;
23
24 import org.apache.lucene.index.IndexReader;
25 import org.apache.lucene.index.Term;
26
27 public interface IndexIteratorHandler {
28     /**
29      * Handles a file. This is called for every file and mainly used for creating a new index.
30      */
31     void handleFile(IndexReader reader, File JavaDoc file);
32
33     /**
34      * Handles a stale document.
35      */
36     void handleStaleDocument(IndexReader reader, Term term);
37
38     /**
39      * Handles an unmodified document and the file that represents it.
40      */
41     void handleUnmodifiedDocument(IndexReader reader, Term term, File JavaDoc file);
42
43     /**
44      * Handles a new document and the file that represents it.
45      */
46     void handleNewDocument(IndexReader reader, Term term, File JavaDoc file);
47 }
48
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