1 | //////////////////////////////////////////////////////////////////////////////// | |
2 | // checkstyle: Checks Java source code for adherence to a set of rules. | |
3 | // Copyright (C) 2001-2018 the original author or authors. | |
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 | ||
20 | package com.puppycrawl.tools.checkstyle.checks.coding; | |
21 | ||
22 | import com.puppycrawl.tools.checkstyle.StatelessCheck; | |
23 | import com.puppycrawl.tools.checkstyle.api.AbstractCheck; | |
24 | import com.puppycrawl.tools.checkstyle.api.DetailAST; | |
25 | import com.puppycrawl.tools.checkstyle.api.TokenTypes; | |
26 | ||
27 | /** | |
28 | * <p> | |
29 | * Checks that classes (except abstract one) define a ctor and don't rely | |
30 | * on the default one. | |
31 | * </p> | |
32 | * <p> | |
33 | * An example of how to configure the check is: | |
34 | * </p> | |
35 | * <pre> | |
36 | * <module name="MissingCtor"/> | |
37 | * </pre> | |
38 | * | |
39 | * @author o_sukhodolsky | |
40 | */ | |
41 | @StatelessCheck | |
42 | public class MissingCtorCheck extends AbstractCheck { | |
43 | ||
44 | /** | |
45 | * A key is pointing to the warning message text in "messages.properties" | |
46 | * file. | |
47 | */ | |
48 | public static final String MSG_KEY = "missing.ctor"; | |
49 | ||
50 | @Override | |
51 | public int[] getDefaultTokens() { | |
52 |
1
1. getDefaultTokens : mutated return of Object value for com/puppycrawl/tools/checkstyle/checks/coding/MissingCtorCheck::getDefaultTokens to ( if (x != null) null else throw new RuntimeException ) → KILLED |
return getRequiredTokens(); |
53 | } | |
54 | ||
55 | @Override | |
56 | public int[] getAcceptableTokens() { | |
57 |
1
1. getAcceptableTokens : mutated return of Object value for com/puppycrawl/tools/checkstyle/checks/coding/MissingCtorCheck::getAcceptableTokens to ( if (x != null) null else throw new RuntimeException ) → KILLED |
return getRequiredTokens(); |
58 | } | |
59 | ||
60 | @Override | |
61 | public int[] getRequiredTokens() { | |
62 |
1
1. getRequiredTokens : mutated return of Object value for com/puppycrawl/tools/checkstyle/checks/coding/MissingCtorCheck::getRequiredTokens to ( if (x != null) null else throw new RuntimeException ) → KILLED |
return new int[] {TokenTypes.CLASS_DEF}; |
63 | } | |
64 | ||
65 | @Override | |
66 | public void visitToken(DetailAST ast) { | |
67 | final DetailAST modifiers = ast.findFirstToken(TokenTypes.MODIFIERS); | |
68 |
1
1. visitToken : negated conditional → KILLED |
if (modifiers.findFirstToken(TokenTypes.ABSTRACT) == null |
69 | && ast.findFirstToken(TokenTypes.OBJBLOCK) | |
70 |
1
1. visitToken : negated conditional → KILLED |
.findFirstToken(TokenTypes.CTOR_DEF) == null) { |
71 |
1
1. visitToken : removed call to com/puppycrawl/tools/checkstyle/checks/coding/MissingCtorCheck::log → KILLED |
log(ast.getLineNo(), MSG_KEY); |
72 | } | |
73 | } | |
74 | ||
75 | } | |
Mutations | ||
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