| 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.naming; | |
| 21 | ||
| 22 | import com.puppycrawl.tools.checkstyle.api.DetailAST; | |
| 23 | import com.puppycrawl.tools.checkstyle.api.TokenTypes; | |
| 24 | import com.puppycrawl.tools.checkstyle.utils.ScopeUtils; | |
| 25 | ||
| 26 | /** | |
| 27 | * <p> | |
| 28 | * Checks that static, non-final variable names conform to a format specified | |
| 29 | * by the format property. The format is a | |
| 30 | * {@link java.util.regex.Pattern regular expression} and defaults to | |
| 31 | * <strong>^[a-z][a-zA-Z0-9]*$</strong>. | |
| 32 | * </p> | |
| 33 | * <p> | |
| 34 | * An example of how to configure the check is: | |
| 35 | * </p> | |
| 36 | * <pre> | |
| 37 | * <module name="StaticVariableName"/> | |
| 38 | * </pre> | |
| 39 | * <p> | |
| 40 | * An example of how to configure the check for names that begin with | |
| 41 | * a lower case letter, followed by letters, digits, and underscores is: | |
| 42 | * </p> | |
| 43 | * <pre> | |
| 44 | * <module name="StaticVariableName"> | |
| 45 | * <property name="format" value="^[a-z](_?[a-zA-Z0-9]+)*$"/> | |
| 46 | * </module> | |
| 47 | * </pre> | |
| 48 | * @author Rick Giles | |
| 49 | */ | |
| 50 | public class StaticVariableNameCheck | |
| 51 | extends AbstractAccessControlNameCheck { | |
| 52 | ||
| 53 | /** Creates a new {@code StaticVariableNameCheck} instance. */ | |
| 54 | public StaticVariableNameCheck() { | |
| 55 | super("^[a-z][a-zA-Z0-9]*$"); | |
| 56 | } | |
| 57 | ||
| 58 | @Override | |
| 59 | public int[] getDefaultTokens() { | |
| 60 |
1
1. getDefaultTokens : mutated return of Object value for com/puppycrawl/tools/checkstyle/checks/naming/StaticVariableNameCheck::getDefaultTokens to ( if (x != null) null else throw new RuntimeException ) → KILLED |
return getRequiredTokens(); |
| 61 | } | |
| 62 | ||
| 63 | @Override | |
| 64 | public int[] getAcceptableTokens() { | |
| 65 |
1
1. getAcceptableTokens : mutated return of Object value for com/puppycrawl/tools/checkstyle/checks/naming/StaticVariableNameCheck::getAcceptableTokens to ( if (x != null) null else throw new RuntimeException ) → KILLED |
return getRequiredTokens(); |
| 66 | } | |
| 67 | ||
| 68 | @Override | |
| 69 | public int[] getRequiredTokens() { | |
| 70 |
1
1. getRequiredTokens : mutated return of Object value for com/puppycrawl/tools/checkstyle/checks/naming/StaticVariableNameCheck::getRequiredTokens to ( if (x != null) null else throw new RuntimeException ) → KILLED |
return new int[] {TokenTypes.VARIABLE_DEF}; |
| 71 | } | |
| 72 | ||
| 73 | @Override | |
| 74 | protected final boolean mustCheckName(DetailAST ast) { | |
| 75 | final DetailAST modifiersAST = | |
| 76 | ast.findFirstToken(TokenTypes.MODIFIERS); | |
| 77 |
1
1. mustCheckName : negated conditional → KILLED |
final boolean isStatic = modifiersAST.findFirstToken(TokenTypes.LITERAL_STATIC) != null; |
| 78 |
1
1. mustCheckName : negated conditional → KILLED |
final boolean isFinal = modifiersAST.findFirstToken(TokenTypes.FINAL) != null; |
| 79 | ||
| 80 |
3
1. mustCheckName : negated conditional → KILLED 2. mustCheckName : negated conditional → KILLED 3. mustCheckName : replaced return of integer sized value with (x == 0 ? 1 : 0) → KILLED |
return isStatic |
| 81 | && !isFinal | |
| 82 |
1
1. mustCheckName : negated conditional → KILLED |
&& shouldCheckInScope(modifiersAST) |
| 83 |
1
1. mustCheckName : negated conditional → KILLED |
&& !ScopeUtils.isInInterfaceOrAnnotationBlock(ast); |
| 84 | } | |
| 85 | ||
| 86 | } | |
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