01: package org.apache.lucene.search.highlight;
02:
03: /**
04: * Licensed to the Apache Software Foundation (ASF) under one or more
05: * contributor license agreements. See the NOTICE file distributed with
06: * this work for additional information regarding copyright ownership.
07: * The ASF licenses this file to You under the Apache License, Version 2.0
08: * (the "License"); you may not use this file except in compliance with
09: * the License. You may obtain a copy of the License at
10: *
11: * http://www.apache.org/licenses/LICENSE-2.0
12: *
13: * Unless required by applicable law or agreed to in writing, software
14: * distributed under the License is distributed on an "AS IS" BASIS,
15: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16: * See the License for the specific language governing permissions and
17: * limitations under the License.
18: */
19:
20: /**
21: * Simple {@link Formatter} implementation to highlight terms with a pre and post tag
22: * @author MAHarwood
23: *
24: */
25: public class SimpleHTMLFormatter implements Formatter {
26: String preTag;
27: String postTag;
28:
29: public SimpleHTMLFormatter(String preTag, String postTag) {
30: this .preTag = preTag;
31: this .postTag = postTag;
32: }
33:
34: /**
35: * Default constructor uses HTML: <B> tags to markup terms
36: *
37: **/
38: public SimpleHTMLFormatter() {
39: this .preTag = "<B>";
40: this .postTag = "</B>";
41: }
42:
43: /* (non-Javadoc)
44: * @see org.apache.lucene.search.highlight.Formatter#highlightTerm(java.lang.String, org.apache.lucene.search.highlight.TokenGroup)
45: */
46: public String highlightTerm(String originalText,
47: TokenGroup tokenGroup) {
48: StringBuffer returnBuffer;
49: if (tokenGroup.getTotalScore() > 0) {
50: returnBuffer = new StringBuffer();
51: returnBuffer.append(preTag);
52: returnBuffer.append(originalText);
53: returnBuffer.append(postTag);
54: return returnBuffer.toString();
55: }
56: return originalText;
57: }
58: }
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