Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||||
AsciiCharacterMatcher |
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| 3.0;3 |
1 | // Copyright 2004, 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.util.text; |
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16 | ||
17 | /** |
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18 | * An object for matching a set of provided ASCII characters. |
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19 | * |
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20 | * @author mb |
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21 | * @since 4.0 |
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22 | */ |
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23 | public class AsciiCharacterMatcher implements ICharacterMatcher |
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24 | { |
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25 | private boolean[] _charMap; |
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26 | ||
27 | /** |
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28 | * Create a new ASCII character matcher for identifying the set of provided ASCII characters. |
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29 | * |
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30 | * @param chars the character that this matcher should identify |
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31 | */ |
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32 | 5 | public AsciiCharacterMatcher(String chars) { |
33 | 5 | _charMap = new boolean[128]; |
34 | 110 | for (int i = 0; i < chars.length(); i++) { |
35 | 105 | char ch = chars.charAt(i); |
36 | 105 | if (ch > 127) |
37 | 0 | continue; |
38 | 105 | _charMap[ch] = true; |
39 | } |
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40 | 5 | } |
41 | ||
42 | /** |
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43 | * Match the characters provided in the constructor. |
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44 | * |
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45 | * @see org.apache.tapestry.util.text.ICharacterMatcher#matches(char) |
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46 | */ |
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47 | public boolean matches(char ch) |
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48 | { |
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49 | 73830 | if (ch > 127) |
50 | 36 | return false; |
51 | 73794 | return _charMap[ch]; |
52 | } |
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53 | } |