Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
MarkupFilterUtils |
|
| 3.0;3 |
1 | // Copyright 2005 The Apache Software Foundation | |
2 | // | |
3 | // Licensed under the Apache License, Version 2.0 (the "License"); | |
4 | // you may not use this file except in compliance with the License. | |
5 | // You may obtain a copy of the License at | |
6 | // | |
7 | // http://www.apache.org/licenses/LICENSE-2.0 | |
8 | // | |
9 | // Unless required by applicable law or agreed to in writing, software | |
10 | // distributed under the License is distributed on an "AS IS" BASIS, | |
11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
12 | // See the License for the specific language governing permissions and | |
13 | // limitations under the License. | |
14 | ||
15 | package org.apache.tapestry.markup; | |
16 | ||
17 | import java.io.PrintWriter; | |
18 | ||
19 | import org.apache.tapestry.util.text.ICharacterTranslator; | |
20 | ||
21 | /** | |
22 | * For the meantime, implemenatations of {@link org.apache.tapestry.markup.MarkupFilter} are | |
23 | * wrappers around {@link org.apache.tapestry.util.text.ICharacterTranslator}. This class provides | |
24 | * handy methods for doing the grunt work. | |
25 | * | |
26 | * @author Howard M. Lewis Ship | |
27 | * @since 4.0 | |
28 | */ | |
29 | public final class MarkupFilterUtils | |
30 | { | |
31 | /* defeat instantiation */ | |
32 | 0 | private MarkupFilterUtils() { } |
33 | ||
34 | public static void print(PrintWriter writer, char[] data, int offset, int length, | |
35 | boolean escapeQuotes, ICharacterTranslator translator) | |
36 | { | |
37 | 0 | StringBuffer buffer = new StringBuffer(length); |
38 | ||
39 | 0 | for (int i = 0; i < length; i++) |
40 | { | |
41 | 0 | char ch = data[offset + i]; |
42 | ||
43 | 0 | if (ch == '"' && !escapeQuotes) |
44 | { | |
45 | 0 | buffer.append(ch); |
46 | 0 | continue; |
47 | } | |
48 | ||
49 | 0 | String translated = translator.translate(ch); |
50 | ||
51 | 0 | if (translated == null) |
52 | { | |
53 | 0 | buffer.append(ch); |
54 | 0 | continue; |
55 | } | |
56 | ||
57 | 0 | buffer.append(translated); |
58 | } | |
59 | ||
60 | // We'll have to see if building up a buffer and then printing it in one go is the | |
61 | // most efficient route. It's hard to predict what will give the best performance, | |
62 | // but there's almost certainly a buffered writer between this code and the | |
63 | // character set encoder. | |
64 | ||
65 | 0 | writer.print(buffer.toString()); |
66 | 0 | } |
67 | } |