Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
ArrayTypeStyleCheck |
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1 | //////////////////////////////////////////////////////////////////////////////// | |
2 | // checkstyle: Checks Java source code for adherence to a set of rules. | |
3 | // Copyright (C) 2001-2014 Oliver Burn | |
4 | // | |
5 | // This library is free software; you can redistribute it and/or | |
6 | // modify it under the terms of the GNU Lesser General Public | |
7 | // License as published by the Free Software Foundation; either | |
8 | // version 2.1 of the License, or (at your option) any later version. | |
9 | // | |
10 | // This library is distributed in the hope that it will be useful, | |
11 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | // Lesser General Public License for more details. | |
14 | // | |
15 | // You should have received a copy of the GNU Lesser General Public | |
16 | // License along with this library; if not, write to the Free Software | |
17 | // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
18 | //////////////////////////////////////////////////////////////////////////////// | |
19 | package com.puppycrawl.tools.checkstyle.checks; | |
20 | ||
21 | import com.puppycrawl.tools.checkstyle.api.Check; | |
22 | import com.puppycrawl.tools.checkstyle.api.DetailAST; | |
23 | import com.puppycrawl.tools.checkstyle.api.TokenTypes; | |
24 | ||
25 | /** | |
26 | * Checks the style of array type definitions. | |
27 | * Some like Java-style: <code>public static void main(String[] args)</code> | |
28 | * and some like C-style: public static void main(String args[]) | |
29 | * | |
30 | * By default the Check enforces Java style. | |
31 | * @author lkuehne | |
32 | */ | |
33 | 2 | public class ArrayTypeStyleCheck extends Check |
34 | { | |
35 | /** controls whether to use Java or C style */ | |
36 | 2 | private boolean mJavaStyle = true; |
37 | ||
38 | @Override | |
39 | public int[] getDefaultTokens() | |
40 | { | |
41 | 2 | return new int[] {TokenTypes.ARRAY_DECLARATOR}; |
42 | } | |
43 | ||
44 | @Override | |
45 | public void visitToken(DetailAST aAST) | |
46 | { | |
47 | 28 | final DetailAST typeAST = aAST.getParent(); |
48 | 28 | if (typeAST.getType() != TokenTypes.TYPE) { |
49 | 6 | return; |
50 | } | |
51 | 22 | final DetailAST declAST = typeAST.getParent(); |
52 | 22 | if (declAST.getType() == TokenTypes.METHOD_DEF) { |
53 | // Do not check method's return type. | |
54 | // We have no alternatives here. | |
55 | 4 | return; |
56 | } | |
57 | ||
58 | 18 | final DetailAST variableAST = typeAST.getNextSibling(); |
59 | 18 | if (variableAST != null) { |
60 | 12 | final boolean isJavaStyle = |
61 | (variableAST.getLineNo() > aAST.getLineNo()) | |
62 | || (variableAST.getColumnNo() > aAST.getColumnNo()); | |
63 | ||
64 | 12 | if (isJavaStyle != mJavaStyle) { |
65 | 6 | log(aAST.getLineNo(), aAST.getColumnNo(), "array.type.style"); |
66 | } | |
67 | } | |
68 | 18 | } |
69 | ||
70 | /** | |
71 | * Controls whether to check for Java or C style. | |
72 | * @param aJavaStyle true if Java style should be used. | |
73 | */ | |
74 | public void setJavaStyle(boolean aJavaStyle) | |
75 | { | |
76 | 1 | mJavaStyle = aJavaStyle; |
77 | 1 | } |
78 | } |