checkstyle.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE module PUBLIC "-//Checkstyle//DTD Checkstyle Configuration 1.3//EN" 
	"https://checkstyle.org/dtds/configuration_1_3.dtd">

<module name="Checker">
	<module name="NewlineAtEndOfFile"/>
	<module name="TreeWalker">
		<module name="AbbreviationAsWordInName">
			<property name="tokens" value="CLASS_DEF, VARIABLE_DEF, METHOD_DEF" />
			<property name="ignoreStatic" value="true" />
			<property name="ignoreFinal" value="false" />
			<property name="allowedAbbreviationLength" value="0" />
			<property name="allowedAbbreviations" value="XML,URL,URI,UID,ID" />
		</module>
		
		<module name="ArrayTypeStyle" />
		<module name="AvoidInlineConditionals" />
		<module name="AvoidNestedBlocks" />
		<module name="AvoidStarImport" />
		<module name="BooleanExpressionComplexity" />
		
		<module name="CatchParameterName">
			<property name="format" value="^[a-z][a-zA-Z0-9]+$" />
		</module>
		
		<module name="ConstantName" />
		<module name="DeclarationOrder" />
		<module name="DefaultComesLast" />
		
		<module name="EmptyLineSeparator">
			<property name="allowMultipleEmptyLinesInsideClassMembers" value="false" />
			<property name="allowNoEmptyLineBetweenFields" value="true" />
		</module>
		
		<module name="EqualsAvoidNull" />
		<module name="EqualsHashCode" />
		<module name="FallThrough" />
		<module name="FinalClass" />
		<module name="FinalLocalVariable" />
		<module name="FinalParameters" />
		
		<module name="LeftCurly">
			<property name="option" value="nl" />
			<property name="tokens" value="CLASS_DEF,INTERFACE_DEF, CTOR_DEF, METHOD_DEF" />
		</module>
		
		<module name="LineLength" >
			<property name="max" value="180"/>
		</module>
		
		<module name="LocalFinalVariableName" />
		
		<module name="LocalVariableName">
  			<property name="allowOneCharVarInForLoop" value="true" />
		</module>
		
		<module name="MemberName" />
		<module name="MethodLength" />
		<module name="MethodName" />
		<module name="MissingDeprecated"/>
		<module name="MissingOverride"/>
		<module name="MissingSwitchDefault"/>
		<module name="ModifiedControlVariable"/>
		<module name="ModifierOrder"/>
		<module name="MutableException"/>
		
		<module name="NestedForDepth">
  			<property name="max" value="3"/>
		</module>
		
		<module name="NestedIfDepth">
  			<property name="max" value="3"/>
		</module>
		
		<module name="NestedTryDepth"/>
		<module name="OneStatementPerLine"/>
		<module name="OneTopLevelClass"/>
		<module name="OuterTypeFilename"/>
		<module name="OverloadMethodsDeclarationOrder"/>
		
		<module name="ParameterName">
  			<property name="ignoreOverridden" value="true"/>
		</module>
		
		<module name="RedundantImport"/>
		<module name="RequireThis"/>
		<module name="RightCurly"/>
		<module name="StaticVariableName"/>
		<module name="UnusedImports"/>
	</module>
</module>