2 <!DOCTYPE module PUBLIC
3 "-//Puppy Crawl//DTD Check Configuration 1.3//EN"
4 "http://www.puppycrawl.com/dtds/configuration_1_3.dtd">
8 Checkstyle configuration that checks the Google coding conventions from:
11 https://google-styleguide.googlecode.com/svn-history/r130/trunk/javaguide.html
13 Checkstyle is very configurable. Be sure to read the documentation at
14 http://checkstyle.sf.net (or in your downloaded distribution).
16 Most Checks are configurable, be sure to consult the documentation.
18 To completely disable a check, just comment it out or delete it from the file.
20 Authors: Max Vetrenko, Ruslan Diachenko, Roman Ivanov.
24 <module name = "Checker">
25 <property name="charset" value="UTF-8"/>
27 <property name="severity" value="warning"/>
29 <!-- Checks for whitespace -->
30 <!-- See http://checkstyle.sf.net/config_whitespace.html -->
31 <module name="FileTabCharacter">
32 <property name="eachLine" value="true"/>
35 <module name="TreeWalker">
36 <module name="OuterTypeFilename"/>
37 <module name="IllegalTokenText">
38 <property name="tokens" value="STRING_LITERAL, CHAR_LITERAL"/>
39 <property name="format" value="\\u00(08|09|0(a|A)|0(c|C)|0(d|D)|22|27|5(C|c))|\\(0(10|11|12|14|15|42|47)|134)"/>
40 <property name="message" value="Avoid using corresponding octal or Unicode escape."/>
42 <module name="AvoidEscapedUnicodeCharacters">
43 <property name="allowEscapesForControlCharacters" value="true"/>
44 <property name="allowByTailComment" value="true"/>
45 <property name="allowNonPrintableEscapes" value="true"/>
47 <module name="LineLength">
48 <property name="max" value="120"/><!-- ODL projects use 120 max line length -->
49 <property name="ignorePattern" value="^package.*|^import.*|a href|href|http://|https://|ftp://"/>
51 <module name="AvoidStarImport"/>
52 <module name="OneTopLevelClass"/>
53 <module name="NoLineWrap"/>
54 <module name="EmptyBlock">
55 <property name="option" value="TEXT"/>
56 <property name="tokens" value="LITERAL_TRY, LITERAL_CATCH, LITERAL_FINALLY, LITERAL_IF, LITERAL_ELSE, LITERAL_SWITCH"/>
58 <module name="NeedBraces"/>
59 <module name="LeftCurly">
60 <property name="maxLineLength" value="100"/>
62 <module name="RightCurly"/>
63 <module name="RightCurly">
64 <property name="option" value="alone"/>
65 <property name="tokens" value="CLASS_DEF, METHOD_DEF, CTOR_DEF, LITERAL_FOR, LITERAL_WHILE, LITERAL_DO, STATIC_INIT, INSTANCE_INIT"/>
67 <module name="WhitespaceAround">
68 <property name="allowEmptyConstructors" value="true"/>
69 <property name="allowEmptyMethods" value="true"/>
70 <property name="allowEmptyTypes" value="true"/>
71 <property name="allowEmptyLoops" value="true"/>
72 <message key="ws.notFollowed"
73 value="WhitespaceAround: ''{0}'' is not followed by whitespace."/>
74 <message key="ws.notPreceded"
75 value="WhitespaceAround: ''{0}'' is not preceded with whitespace."/>
77 <module name="OneStatementPerLine"/>
78 <module name="MultipleVariableDeclarations"/>
79 <module name="ArrayTypeStyle"/>
80 <module name="MissingSwitchDefault"/>
81 <module name="FallThrough"/>
82 <module name="UpperEll"/>
83 <module name="ModifierOrder"/>
84 <module name="EmptyLineSeparator">
85 <property name="allowNoEmptyLineBetweenFields" value="true"/>
87 <module name="SeparatorWrap">
88 <property name="tokens" value="DOT"/>
89 <property name="option" value="nl"/>
91 <module name="SeparatorWrap">
92 <property name="tokens" value="COMMA"/>
93 <property name="option" value="EOL"/>
95 <module name="PackageName">
96 <property name="format" value="^[a-z]+(\.[a-z][a-z0-9]*)*$"/>
97 <message key="name.invalidPattern"
98 value="Package name ''{0}'' must match pattern ''{1}''."/>
100 <module name="TypeName">
101 <message key="name.invalidPattern"
102 value="Type name ''{0}'' must match pattern ''{1}''."/>
104 <module name="MemberName">
105 <property name="format" value="^[a-z][a-z0-9][a-zA-Z0-9]*$"/>
106 <message key="name.invalidPattern"
107 value="Member name ''{0}'' must match pattern ''{1}''."/>
109 <module name="ParameterName">
110 <property name="format" value="^[a-z][a-z0-9][a-zA-Z0-9]*$"/>
111 <message key="name.invalidPattern"
112 value="Parameter name ''{0}'' must match pattern ''{1}''."/>
114 <module name="LocalVariableName">
115 <property name="tokens" value="VARIABLE_DEF"/>
116 <property name="format" value="^[a-z][a-z0-9][a-zA-Z0-9]*$"/>
117 <property name="allowOneCharVarInForLoop" value="true"/>
118 <message key="name.invalidPattern"
119 value="Local variable name ''{0}'' must match pattern ''{1}''."/>
121 <module name="ClassTypeParameterName">
122 <property name="format" value="(^[A-Z][0-9]?)$|([A-Z][a-zA-Z0-9]*[T]$)"/>
123 <message key="name.invalidPattern"
124 value="Class type name ''{0}'' must match pattern ''{1}''."/>
126 <module name="MethodTypeParameterName">
127 <property name="format" value="(^[A-Z][0-9]?)$|([A-Z][a-zA-Z0-9]*[T]$)"/>
128 <message key="name.invalidPattern"
129 value="Method type name ''{0}'' must match pattern ''{1}''."/>
131 <module name="NoFinalizer"/>
132 <module name="GenericWhitespace">
133 <message key="ws.followed"
134 value="GenericWhitespace ''{0}'' is followed by whitespace."/>
135 <message key="ws.preceded"
136 value="GenericWhitespace ''{0}'' is preceded with whitespace."/>
137 <message key="ws.illegalFollow"
138 value="GenericWhitespace ''{0}'' should followed by whitespace."/>
139 <message key="ws.notPreceded"
140 value="GenericWhitespace ''{0}'' is not preceded with whitespace."/>
142 <module name="Indentation">
143 <property name="basicOffset" value="4"/>
144 <property name="braceAdjustment" value="0"/>
145 <property name="caseIndent" value="4"/>
146 <property name="throwsIndent" value="4"/>
147 <property name="lineWrappingIndentation" value="4"/>
148 <property name="arrayInitIndent" value="4"/>
150 <module name="AbbreviationAsWordInName">
151 <property name="ignoreFinal" value="false"/>
152 <property name="allowedAbbreviationLength" value="1"/>
154 <module name="OverloadMethodsDeclarationOrder"/>
155 <module name="VariableDeclarationUsageDistance"/>
156 <module name="CustomImportOrder">
157 <property name="thirdPartyPackageRegExp" value=".*"/>
158 <property name="specialImportsRegExp" value="^com.*"/>
159 <property name="sortImportsInGroupAlphabetically" value="true"/>
160 <property name="customImportOrderRules" value="STATIC###STANDARD_JAVA_PACKAGE###THIRD_PARTY_PACKAGE###SPECIAL_IMPORTS"/>
162 <module name="MethodParamPad"/>
163 <module name="OperatorWrap">
164 <property name="option" value="NL"/>
165 <property name="tokens" value="BAND, BOR, BSR, BXOR, DIV, EQUAL, GE, GT, LAND, LE, LITERAL_INSTANCEOF, LOR, LT, MINUS, MOD, NOT_EQUAL, PLUS, QUESTION, SL, SR, STAR "/>
167 <module name="AnnotationLocation">
168 <property name="tokens" value="CLASS_DEF, INTERFACE_DEF, ENUM_DEF, METHOD_DEF, CTOR_DEF"/>
170 <module name="AnnotationLocation">
171 <property name="tokens" value="VARIABLE_DEF"/>
172 <property name="allowSamelineMultipleAnnotations" value="true"/>
174 <module name="NonEmptyAtclauseDescription"/>
175 <module name="JavadocTagContinuationIndentation"/>
176 <module name="SummaryJavadocCheck">
177 <property name="forbiddenSummaryFragments" value="^@return the *|^This method returns |^A [{]@code [a-zA-Z0-9]+[}]( is a )"/>
179 <module name="JavadocParagraph"/>
180 <module name="AtclauseOrder">
181 <property name="tagOrder" value="@param, @return, @throws, @deprecated"/>
182 <property name="target" value="CLASS_DEF, INTERFACE_DEF, ENUM_DEF, METHOD_DEF, CTOR_DEF, VARIABLE_DEF"/>
184 <module name="JavadocMethod">
185 <property name="scope" value="public"/>
186 <property name="allowMissingParamTags" value="true"/>
187 <property name="allowMissingThrowsTags" value="true"/>
188 <property name="allowMissingReturnTag" value="true"/>
189 <property name="minLineCount" value="2"/>
190 <property name="allowedAnnotations" value="Override, Test"/>
191 <property name="allowThrowsTagsForSubclasses" value="true"/>
193 <module name="MethodName">
194 <property name="format" value="^[a-z][a-z0-9][a-zA-Z0-9_]*$"/>
195 <message key="name.invalidPattern"
196 value="Method name ''{0}'' must match pattern ''{1}''."/>
198 <module name="SingleLineJavadoc"/>