Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
WhitespaceMatcher |
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1 | // Copyright 2004, 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.util.text; | |
16 | ||
17 | /** | |
18 | * Matches a whitespace character. | |
19 | * | |
20 | * @author mb | |
21 | * @since 4.0 | |
22 | */ | |
23 | public class WhitespaceMatcher implements ICharacterMatcher | |
24 | { | |
25 | ||
26 | private boolean _matchEndLines; | |
27 | ||
28 | /** | |
29 | * Creates an object that matches all whitespace characters, line | |
30 | * terminators included. | |
31 | */ | |
32 | public WhitespaceMatcher() | |
33 | { | |
34 | 0 | this(true); |
35 | 0 | } |
36 | ||
37 | /** | |
38 | * Creates an object that matches whitespace characters. Line terminators | |
39 | * are included only if this is specified. | |
40 | * | |
41 | * @param matchEndLines | |
42 | * match line terminators as well | |
43 | */ | |
44 | public WhitespaceMatcher(boolean matchEndLines) | |
45 | 0 | { |
46 | 0 | _matchEndLines = matchEndLines; |
47 | 0 | } |
48 | ||
49 | /** | |
50 | * Matches whitespace characters. Line terminators may be matched depending | |
51 | * on the constructor used to create the object. | |
52 | * | |
53 | * @see org.apache.tapestry.util.text.ICharacterMatcher#matches(char) | |
54 | */ | |
55 | public boolean matches(char ch) | |
56 | { | |
57 | 0 | if (!_matchEndLines) if (ch == '\n' || ch == '\r') return false; |
58 | ||
59 | 0 | return Character.isWhitespace(ch); |
60 | } | |
61 | } |