checkstyle.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE module PUBLIC
  "-//Puppy Crawl//DTD Check Configuration 1.2//EN"
  "http://www.puppycrawl.com/dtds/configuration_1_2.dtd">

<module name="Checker">
  <property name="localeCountry" value="US"/>
  <property name="localeLanguage" value="en"/>

  <module name="NewlineAtEndOfFile"/>
  <module name="FileLength"/>

  <module name="SuppressWarningsFilter" />

  <module name="TreeWalker">
    <module name="SuppressWarningsHolder"/>

    <!-- See http://checkstyle.sf.net/config_naming.html -->
    <module name="ConstantName"/>
    <module name="LocalFinalVariableName"/>
    <module name="LocalVariableName"/>
    <module name="MemberName"/>
    <module name="MethodName"/>
    <module name="PackageName"/>
    <module name="ParameterName"/>
    <module name="StaticVariableName"/>
    <module name="TypeName"/>

    <!-- See http://checkstyle.sourceforge.net/config_imports.html -->
    <module name="AvoidStarImport">
      <property name="allowStaticMemberImports" value="true" />
    </module>
    <module name="ImportOrder">
      <property name="groups" value="/^java\./,/^((?!com.moz.qless).)/,com.moz.qless."/>
      <property name="ordered" value="true"/>
      <property name="separated" value="true"/>
      <property name="option" value="above"/>
      <property name="caseSensitive" value="false"/>
    </module>
    <module name="RedundantImport"/>
    <module name="UnusedImports"/>

    <!-- See http://checkstyle.sourceforge.net/config_sizes.html -->
    <module name="LineLength">
      <property name="max" value="90" />
    </module>
    <module name="MethodLength">
      <property name="max" value="150" />
    </module>
    <module name="ParameterNumber">
      <property name="max" value="7" />
    </module>

    <!-- See http://checkstyle.sourceforge.net/config_whitespace.html -->
    <module name="EmptyForIteratorPad">
      <property name="option" value="space" />
    </module>
    <module name="MethodParamPad"/>
    <module name="NoWhitespaceAfter"/>
    <module name="NoWhitespaceBefore"/>
    <module name="OperatorWrap"/>
    <module name="ParenPad"/>
    <module name="TypecastParenPad"/>
    <module name="WhitespaceAfter" />
    <module name="WhitespaceAround">
      <property name="allowEmptyConstructors" value="true" />
      <property name="allowEmptyMethods" value="true" />
    </module>

    <!-- See http://checkstyle.sourceforge.net/config_modifier.html -->
    <module name="ModifierOrder"/>
    <module name="RedundantModifier"/>

    <!-- See http://checkstyle.sourceforge.net/config_blocks.html -->
    <module name="AvoidNestedBlocks">
      <!-- If there are no violations, keep -->
    </module>
    <module name="LeftCurly"/>
    <module name="NeedBraces"/>
    <module name="RightCurly"/>

    <!-- See http://checkstyle.sourceforge.net/config_coding.html -->
    <module name="EmptyStatement"/>
    <module name="EqualsAvoidNull"/>
    <module name="EqualsHashCode"/>
    <module name="FinalLocalVariable"/>
    <module name="IllegalCatch"/>
    <module name="IllegalThrows"/>
    <module name="InnerAssignment"/>
    <!-- This has a large number of violations and should be discussed -->
    <!-- <module name="MagicNumber"/> -->
    <module name="MissingSwitchDefault"/>
    <module name="MultipleStringLiterals">
      <property name="allowedDuplicates" value="3"/>
    </module>
    <module name="OneStatementPerLine"/>
    <module name="PackageDeclaration"/>
    <module name="SimplifyBooleanExpression"/>
    <module name="SimplifyBooleanReturn">
      <!-- If there are no violations, keep -->
    </module>
    <module name="StringLiteralEquality"/>
    <module name="SuperClone"/>
    <module name="SuperFinalize"/>

    <!-- See http://checkstyle.sourceforge.net/config_design.html -->
    <module name="FinalClass"/>

    <!-- See http://checkstyle.sourceforge.net/config_misc.html -->
    <module name="ArrayTypeStyle"/>
    <module name="FinalParameters"/>
    <module name="UpperEll"/>
  </module>
</module>