FAILURE: Build failed with an exception.
* What went wrong:
Execution failed for task ':app:checkstyleMain'.
> Unable to create Root Module: config {/<system-path>/<android-project-root>/config/checkstyle/checkstyle-main.xml}, classpath {}.
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE module PUBLIC "-//Puppy Crawl//DTD Check Configuration 1.3//EN"
"http://www.puppycrawl.com/dtds/configuration_1_3.dtd">
<module name="Checker">
<property name="severity" value="warning"/>
<property name="cacheFile" value="${checkstyle.cache.file}"/>
<module name="TreeWalker">
<property name="tabWidth" value="4"/>
<module name="JavadocMethod">
<property name="severity" value="warning"/>
<property name="scope" value="public"/>
<property name="allowMissingPropertyJavadoc" value="true"/>
</module>
<module name="CommentsIndentation"/>
<module name="EmptyLineSeparator">
<property name="allowNoEmptyLineBetweenFields" value="true"/>
<property name="allowMultipleEmptyLines" value="false"/>
<property name="allowMultipleEmptyLinesInsideClassMembers" value="false"/>
</module>
<module name="AnnotationLocation">
<property name="severity" value="error"/>
</module>
<module name="OneTopLevelClass">
<property name="severity" value="error"/>
</module>
<module name="DeclarationOrder">
<property name="severity" value="error"/>
<property name="ignoreModifiers" value="true"/>
</module>
<module name="MissingDeprecated">
<property name="severity" value="error"/>
</module>
<module name="MultipleStringLiterals"> <!-- By default ignores annotations -->
<property name="severity" value="error"/>
</module>
<module name="AtclauseOrder"/>
<module name="NonEmptyAtclauseDescription"/>
<module name="InterfaceTypeParameterName"/>
<module name="MissingOverride">
<property name="severity" value="error"/>
</module>
<module name="ConstantName">
<property name="severity" value="error"/>
</module>
<module name="LocalVariableName">
<property name="severity" value="error"/>
</module>
<module name="LocalFinalVariableName">
<property name="severity" value="error"/>
</module>
<module name="MemberName">
<property name="severity" value="error"/>
</module>
<module name="MethodName"/>
<module name="PackageName">
<property name="severity" value="warning"/>
<property name="format" value="^[a-z]+(\.[a-z_][a-z0-9_]*)*$"/>
</module>
<module name="ParameterName">
<property name="severity" value="error"/>
</module>
<module name="StaticVariableName">
<property name="severity" value="error"/>
</module>
<module name="TypeName">
<property name="severity" value="error"/>
</module>
<module name="AvoidStarImport">
<property name="severity" value="error"/>
</module>
<module name="IllegalImport">
<property name="severity" value="error"/>
<property name="illegalPkgs" value="sun, framework.junit"/>
</module>
<module name="UnusedImports">
<property name="severity" value="error"/>
<property name="processJavadoc" value="true"/>
</module>
<module name="AnonInnerLength">
<property name="max" value="40"/>
</module>
<module name="LineLength">
<property name="severity" value="warning"/>
<property name="max" value="150"/>
</module>
<module name="MethodLength">
<property name="max" value="80"/>
</module>
<module name="OuterTypeNumber"/>
<module name="EmptyForInitializerPad"/>
<module name="OperatorWrap"/>
<module name="LeftCurly">
<property name="severity" value="error"/>
</module>
<module name="NeedBraces">
<property name="severity" value="error"/>
</module>
<module name="RightCurly">
<property name="severity" value="error"/>
</module>
<module name="CovariantEquals"/>
<module name="EmptyStatement"/>
<module name="EqualsAvoidNull">
<property name="severity" value="error"/>
</module>
<module name="EqualsHashCode">
<property name="severity" value="error"/>
</module>
<module name="FallThrough"/>
<module name="MagicNumber">
<property name="severity" value="warning"/>
<property name="ignoreAnnotation" value="true"/>
</module>
<module name="InterfaceIsType"/>
<module name="PackageDeclaration">
<property name="severity" value="error"/>
</module>
<module name="StringLiteralEquality">
<property name="severity" value="error"/>
</module>
<module name="SuperClone">
<property name="severity" value="error"/>
</module>
<module name="SuperFinalize">
<property name="severity" value="error"/>
</module>
<module name="ArrayTrailingComma"/>
<module name="OneStatementPerLine">
<property name="severity" value="error"/>
</module>
<module name="MutableException"/>
<module name="NPathComplexity"/>
<module name="CyclomaticComplexity"/>
<module name="UncommentedMain">
<property name="excludedClasses" value="\.Main$"/>
</module>
<module name="UpperEll"/>
<module name="ClassTypeParameterName"/>
<module name="MethodTypeParameterName"/>
<module name="EmptyForIteratorPad"/>
<module name="MethodParamPad"/>
<module name="ParenPad"/>
<module name="WhitespaceAround">
<property name="tokens" value="ASSIGN,ARRAY_INIT,BAND,BAND_ASSIGN,BOR,BOR_ASSIGN,BSR,BSR_ASSIGN,BXOR,BXOR_ASSIGN,COLON,DIV,DIV_ASSIGN,DO_WHILE,EQUAL,GE,GT,LAMBDA,LAND,LCURLY,LE,LITERAL_CATCH,LITERAL_DO,LITERAL_ELSE,LITERAL_FINALLY,LITERAL_FOR,LITERAL_IF,LITERAL_RETURN,LITERAL_SWITCH,LITERAL_SYNCHRONIZED,LITERAL_TRY,LITERAL_WHILE,LOR,LT,MINUS,MINUS_ASSIGN,MOD,MOD_ASSIGN,NOT_EQUAL,PLUS,PLUS_ASSIGN,QUESTION,RCURLY,SL,SLIST,SL_ASSIGN,SR,SR_ASSIGN,STAR,STAR_ASSIGN,LITERAL_ASSERT,TYPE_EXTENSION_AND"/>
<property name="severity" value="error"/>
<property name="ignoreEnhancedForColon" value="false"/>
</module>
<module name="ArrayTypeStyle"/>
<module name="DefaultComesLast"/>
<module name="WhitespaceAfter"/>
<module name="GenericWhitespace"/>
<module name="Indentation">
<property name="caseIndent" value="0"/>
<property name="lineWrappingIndentation" value="1"/>
</module>
<module name="OuterTypeFilename">
<property name="severity" value="error"/>
</module>
<module name="EmptyBlock">
<property name="option" value="text"/>
</module>
<module name="FinalLocalVariable">
<!-- The new better way, not usable until we fully migrate (and then, remove FOR_EACH_CLAUSE from FinalParameters) -->
<!-- <property name="validateEnhancedForLoopVariable" value="true"/>-->
</module>
<module name="FinalParameters">
<property name="tokens" value="METHOD_DEF,CTOR_DEF,LITERAL_CATCH,FOR_EACH_CLAUSE"/>
</module>
<module name="FinalClass"/>
<module name="ModifierOrder"/>
<module name="SimplifyBooleanExpression"/>
<module name="SimplifyBooleanReturn"/>
<!-- Just allow spaces for indentation -->
<module name="RegexpSinglelineJava">
<property name="id" value="IndentWithSpaces"/>
<property name="format" value="^ *\t+ *\S"/>
<property name="message" value="Line has leading tabs; indentation should be performed with spaces only."/>
<property name="ignoreComments" value="true"/>
</module>
<!-- Avoid multiple spaces within code -->
<module name="RegexpSinglelineJava">
<property name="id" value="ExtraWhitespace"/>
<property name="format" value='\S(\s{2,}|\t)(?=(?:[^\"]*\"[^\"]*\")*[^\"]*$)'/>
<property name="message" value="There are some extra whitespaces in this line."/>
<property name="ignoreComments" value="true"/>
</module>
<module name="SuppressWarningsHolder"/>
<!-- Allow to disable checks with comments -->
<module name="SuppressionCommentFilter"/>
</module>
<!-- Allow to disable checks with @SuppressWarnings -->
<module name="SuppressWarningsFilter"/>
<module name="SuppressionFilter">
<property name="file"
value="https://raw.githubusercontent.com/Monits/static-code-analysis-plugin/staging/defaults/checkstyle/checkstyle-suppressions.xml"/>
</module>
<!-- Check for unique properties in property files -->
<module name="UniqueProperties"/>
<!-- No triling spaces! -->
<module name="RegexpSingleline">
<property name="format" value="\s+$"/>
<property name="message" value="There are some extra whitespaces at the end of this line."/>
</module>
</module>
Rollback to version version 2.6.1 still works fine.