Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||||
MarkupFilterUtils |
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| 2.5;2.5 |
1 | // Copyright 2005 The Apache Software Foundation |
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2 | // |
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3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
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4 | // you may not use this file except in compliance with the License. |
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5 | // You may obtain a copy of the License at |
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6 | // |
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7 | // http://www.apache.org/licenses/LICENSE-2.0 |
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8 | // |
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9 | // Unless required by applicable law or agreed to in writing, software |
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10 | // distributed under the License is distributed on an "AS IS" BASIS, |
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11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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12 | // See the License for the specific language governing permissions and |
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13 | // limitations under the License. |
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14 | ||
15 | package org.apache.tapestry.markup; |
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16 | ||
17 | import java.io.PrintWriter; |
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18 | ||
19 | import org.apache.tapestry.util.text.ICharacterTranslator; |
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20 | ||
21 | /** |
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22 | * For the meantime, implemenatations of {@link org.apache.tapestry.markup.MarkupFilter} are |
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23 | * wrappers around {@link org.apache.tapestry.util.text.ICharacterTranslator}. This class provides |
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24 | * handy methods for doing the grunt work. |
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25 | * |
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26 | * @author Howard M. Lewis Ship |
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27 | * @since 4.0 |
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28 | */ |
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29 | public final class MarkupFilterUtils |
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30 | { |
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31 | /* defeat instantiation */ |
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32 | 0 | private MarkupFilterUtils() { } |
33 | ||
34 | public static void print(PrintWriter writer, char[] data, int offset, int length, |
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35 | boolean escapeQuotes, ICharacterTranslator translator) |
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36 | { |
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37 | 211 | StringBuffer buffer = new StringBuffer(length); |
38 | ||
39 | 2208 | for (int i = 0; i < length; i++) |
40 | { |
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41 | 1997 | char ch = data[offset + i]; |
42 | ||
43 | 1997 | if (ch == '"' && !escapeQuotes) |
44 | { |
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45 | 0 | buffer.append(ch); |
46 | 0 | continue; |
47 | } |
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48 | ||
49 | 1997 | String translated = translator.translate(ch); |
50 | ||
51 | 1997 | if (translated == null) |
52 | { |
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53 | 1997 | buffer.append(ch); |
54 | 1997 | continue; |
55 | } |
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56 | ||
57 | 0 | buffer.append(translated); |
58 | } |
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59 | ||
60 | // We'll have to see if building up a buffer and then printing it in one go is the |
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61 | // most efficient route. It's hard to predict what will give the best performance, |
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62 | // but there's almost certainly a buffered writer between this code and the |
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63 | // character set encoder. |
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64 | ||
65 | 211 | writer.print(buffer.toString()); |
66 | 211 | } |
67 | } |