checkstyle.xml

<!--
checkstyle.xml

Checkstyle configuration file.
Run "ant style" to check for source code style deviations.
-->

<!DOCTYPE module PUBLIC
  "-//Puppy Crawl//DTD Check Configuration 1.2//EN"
  "http://www.puppycrawl.com/dtds/configuration_1_2.dtd">

<module name="Checker">

  <module name="PackageHtml"/>
  <module name="NewlineAtEndOfFile"/>
  <module name="Translation"/>

  <module name="TreeWalker">
    <!-- Checks for Javadoc comments.                     -->
    <!-- See http://checkstyle.sf.net/config_javadoc.html -->
    <module name="JavadocType">
      <property name="scope" value="package"/>
      <property name="allowMissingParamTags" value="true"/>
    </module>
    <module name="JavadocMethod">
      <property name="scope" value="package"/>
      <property name="allowMissingParamTags" value="true"/>
      <property name="allowMissingThrowsTags" value="true"/>
      <property name="allowMissingReturnTag" value="true"/>
      <property name="allowMissingJavadoc" value="true"/>
    </module>
<!--
    <module name="JavadocVariable">
      <property name="scope" value="package"/>
    </module>
-->
    <module name="JavadocStyle">
      <property name="scope" value="package"/>
    </module>

    <!-- Checks for Naming Conventions.                  -->
    <!-- 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"/>

    <!-- Checks for Headers                                -->
    <!-- See http://checkstyle.sf.net/config_header.html   -->
    <!-- <module name="Header">                            -->
        <!-- The follow property value demonstrates the ability     -->
        <!-- to have access to ANT properties. In this case it uses -->
        <!-- the ${basedir} property to allow Checkstyle to be run  -->
        <!-- from any directory within a project. See property      -->
        <!-- expansion,                                             -->
        <!-- http://checkstyle.sf.net/config.html#properties        -->
        <!-- <property                                              -->
        <!--     name="headerFile"                                  -->
        <!--     value="${basedir}/java.header"/>                   -->
    <!-- </module> -->

    <!-- Following interprets the header file as regular expressions. -->
    <module name="RegexpHeader">
      <property name="header"
        value="^//$\n^// [0-9A-Za-z]*\.java$\n^//$\n^$\n^/\*$\n^[^\*]*$\n^\*/$\n^$\n^package .*;$"/>
      <property name="multiLines" value="6, 9, 11, 14"/>
    </module>

    <!-- Checks for imports                              -->
    <!-- See http://checkstyle.sf.net/config_import.html -->
<!--        <module name="AvoidStarImport"/> -->
    <module name="IllegalImport"/> <!-- defaults to sun.* packages -->
    <module name="RedundantImport"/>
    <module name="UnusedImports"/>
    <module name="ImportOrder"/>

    <!-- Checks for Size Violations.                    -->
    <!-- See http://checkstyle.sf.net/config_sizes.html -->
    <module name="FileLength"/>
    <module name="LineLength"/>
<!--    <module name="MethodLength"/> -->
<!--    <module name="ParameterNumber"/> -->

    <!-- Checks for whitespace                               -->
    <!-- See http://checkstyle.sf.net/config_whitespace.html -->
    <module name="EmptyForIteratorPad"/>
    <module name="MethodParamPad"/>
    <module name="NoWhitespaceAfter"/>
    <module name="NoWhitespaceBefore"/>
    <module name="OperatorWrap">
      <property name="option" value="eol"/>
    </module>
    <module name="ParenPad"/>
    <module name="TypecastParenPad"/>
    <module name="TabCharacter"/>
    <module name="WhitespaceAfter"/>
<!--        <module name="WhitespaceAround"/> -->

    <!-- Modifier Checks                                    -->
    <!-- See http://checkstyle.sf.net/config_modifiers.html -->
    <module name="ModifierOrder"/>
    <module name="RedundantModifier"/>

    <!-- Checks for blocks. You know, those {}'s         -->
    <!-- See http://checkstyle.sf.net/config_blocks.html -->
    <module name="AvoidNestedBlocks"/>
<!--    <module name="EmptyBlock"/> -->
    <module name="LeftCurly">
      <property name="option" value="nlow"/>
    </module>
<!--    <module name="NeedBraces"/> -->
    <module name="RightCurly">
      <property name="option" value="alone"/>
    </module>

    <!-- Checks for common coding problems               -->
    <!-- See http://checkstyle.sf.net/config_coding.html -->
<!--    <module name="AvoidInlineConditionals"/> -->
    <module name="DoubleCheckedLocking"/>    <!-- MY FAVOURITE -->
    <module name="EmptyStatement"/>
    <module name="EqualsHashCode"/>
    <module name="HiddenField">
      <property name="ignoreConstructorParameter" value="true"/>
      <property name="ignoreSetter" value="true"/>
    </module>
    <module name="IllegalInstantiation"/>
<!--    <module name="InnerAssignment"/> -->
<!--        <module name="MagicNumber"/> -->
<!--    <module name="MissingSwitchDefault"/> -->
    <module name="RedundantThrows"/>
    <module name="SimplifyBooleanExpression"/>
    <module name="SimplifyBooleanReturn"/>

    <!-- Checks for class design                         -->
    <!-- See http://checkstyle.sf.net/config_design.html -->
<!--    <module name="DesignForExtension"/> -->
    <module name="FinalClass"/>
    <module name="HideUtilityClassConstructor"/>
    <module name="InterfaceIsType"/>
<!--    <module name="VisibilityModifier"> -->
<!--      <property name="protectedAllowed" value="true"/> -->
<!--    </module> -->

    <!-- Miscellaneous other checks.                   -->
    <!-- See http://checkstyle.sf.net/config_misc.html -->
    <module name="ArrayTypeStyle"/>
<!--    <module name="FinalParameters"/> -->
    <module name="GenericIllegalRegexp">
      <property name="format" value="\s+$"/>
      <property name="message" value="Line has trailing spaces."/>
    </module>
    <module name="Indentation">
      <property name="basicOffset" value="2"/>
      <property name="caseIndent" value="2"/>
    </module>
    <module name="TodoComment">
      <property name="format" value="TODO"/>
    </module>
    <module name="UpperEll"/>

    <!-- LOCI custom checks -->
    <module name="loci.checks.BlankLinesCheck"/>

  </module>

</module>