01: package org.apache.lucene.analysis.cn;
02:
03: /* ====================================================================
04: * The Apache Software License, Version 1.1
05: *
06: * Copyright (c) 2004 The Apache Software Foundation. All rights
07: * reserved.
08: *
09: * Redistribution and use in source and binary forms, with or without
10: * modification, are permitted provided that the following conditions
11: * are met:
12: *
13: * 1. Redistributions of source code must retain the above copyright
14: * notice, this list of conditions and the following disclaimer.
15: *
16: * 2. Redistributions in binary form must reproduce the above copyright
17: * notice, this list of conditions and the following disclaimer in
18: * the documentation and/or other materials provided with the
19: * distribution.
20: *
21: * 3. The end-user documentation included with the redistribution,
22: * if any, must include the following acknowledgment:
23: * "This product includes software developed by the
24: * Apache Software Foundation (http://www.apache.org/)."
25: * Alternately, this acknowledgment may appear in the software itself,
26: * if and wherever such third-party acknowledgments normally appear.
27: *
28: * 4. The names "Apache" and "Apache Software Foundation" and
29: * "Apache Lucene" must not be used to endorse or promote products
30: * derived from this software without prior written permission. For
31: * written permission, please contact apache@apache.org.
32: *
33: * 5. Products derived from this software may not be called "Apache",
34: * "Apache Lucene", nor may "Apache" appear in their name, without
35: * prior written permission of the Apache Software Foundation.
36: *
37: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
38: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
39: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
40: * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
41: * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
42: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
43: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
44: * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
45: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
46: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
47: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
48: * SUCH DAMAGE.
49: * ====================================================================
50: *
51: * This software consists of voluntary contributions made by many
52: * individuals on behalf of the Apache Software Foundation. For more
53: * information on the Apache Software Foundation, please see
54: * <http://www.apache.org/>.
55: */
56:
57: import java.io.Reader;
58: import org.apache.lucene.analysis.Analyzer;
59: import org.apache.lucene.analysis.TokenStream;
60:
61: /**
62: * Title: ChineseAnalyzer
63: * Description:
64: * Subclass of org.apache.lucene.analysis.Analyzer
65: * build from a ChineseTokenizer, filtered with ChineseFilter.
66: * Copyright: Copyright (c) 2001
67: * Company:
68: * @author Yiyi Sun
69: * @version 1.0
70: *
71: */
72:
73: public class ChineseAnalyzer extends Analyzer {
74:
75: public ChineseAnalyzer() {
76: }
77:
78: /**
79: * Creates a TokenStream which tokenizes all the text in the provided Reader.
80: *
81: * @return A TokenStream build from a ChineseTokenizer filtered with ChineseFilter.
82: */
83: public final TokenStream tokenStream(String fieldName, Reader reader) {
84: TokenStream result = new ChineseTokenizer(reader);
85: result = new ChineseFilter(result);
86: return result;
87: }
88: }
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