1 package org.apache.lucene.search.highlight;
3 * Copyright 2005 The Apache Software Foundation
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
9 * http://www.apache.org/licenses/LICENSE-2.0
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.
19 * Simple {@link Encoder} implementation to escape text for HTML output
22 public class SimpleHTMLEncoder implements Encoder
24 public SimpleHTMLEncoder()
28 public String encodeText(String originalText)
30 return htmlEncode(originalText);
34 * Encode string into HTML
36 public final static String htmlEncode(String plainText)
38 if (plainText == null || plainText.length() == 0)
43 StringBuilder result = new StringBuilder(plainText.length());
45 for (int index=0; index<plainText.length(); index++)
47 char ch = plainText.charAt(index);
52 result.append(""");
56 result.append("&");
60 result.append("<");
64 result.append(">");
74 result.append("&#").append((int)ch).append(";");
79 return result.toString();