scrcpy/config/checkstyle/checkstyle.xml

<?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">

<!-- This is a checkstyle configuration file. For descriptions of
what the following rules do, please see the checkstyle configuration
page at http://checkstyle.sourceforge.net/config.html -->

<module name="Checker">

  <!-- Checks whether files end with a new line.                        -->
  <!-- See http://checkstyle.sf.net/config_misc.html#NewlineAtEndOfFile -->
  <module name="NewlineAtEndOfFile" />

  <!-- Checks that property files contain the same keys.         -->
  <!-- See http://checkstyle.sf.net/config_misc.html#Translation -->
  <module name="Translation" />

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

  <!-- Checks for whitespace                               -->
  <!-- See http://checkstyle.sf.net/config_whitespace.html -->
  <module name="FileTabCharacter" />

  <!-- Miscellaneous other checks.                   -->
  <!-- See http://checkstyle.sf.net/config_misc.html -->
  <module name="RegexpSingleline">
    <property name="format" value="\s+$" />
    <property name="minimum" value="0" />
    <property name="maximum" value="0" />
    <property name="message" value="Line has trailing spaces." />
    <property name="severity" value="info" />
  </module>

  <module name="SuppressWarningsFilter"/>

  <module name="TreeWalker">

    <!-- 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" />

    <module name="SuppressWarningsHolder"/>

    <!-- Checks for imports                              -->
    <!-- See http://checkstyle.sf.net/config_imports.html -->
    <module name="AvoidStarImport">
      <property name="allowStaticMemberImports" value="true" />
    </module>
    <module name="IllegalImport" />
    <!-- defaults to sun.* packages -->
    <module name="RedundantImport" />
    <module name="UnusedImports" />
    <module name="CustomImportOrder">
        <property name="thirdPartyPackageRegExp" value=".*"/>
        <property name="specialImportsRegExp" value="com.genymobile"/>
        <property name="separateLineBetweenGroups" value="true"/>
        <property name="customImportOrderRules" value="SPECIAL_IMPORTS###THIRD_PARTY_PACKAGE###STANDARD_JAVA_PACKAGE###STATIC"/>
    </module>


    <!-- Checks for Size Violations.                    -->
    <!-- See http://checkstyle.sf.net/config_sizes.html -->
    <module name="LineLength">
      <!-- what is a good max value? -->
      <property name="max" value="150" />
      <!-- ignore lines like "$File: //depot/... $" -->
      <property name="ignorePattern" value="\$File.*\$" />
      <property name="severity" value="info" />
    </module>
    <module name="MethodLength" />
    <module name="ParameterNumber">
      <property name="ignoreOverriddenMethods" value="true"/>
    </module>


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

    <!-- Modifier Checks                                    -->
    <!-- See http://checkstyle.sf.net/config_modifier.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">
      <property name="option" value="text" />
    </module>
    <module name="LeftCurly" />
    <module name="NeedBraces" />
    <module name="RightCurly" />


    <!-- Checks for common coding problems               -->
    <!-- See http://checkstyle.sf.net/config_coding.html -->
    <!-- <module name="AvoidInlineConditionals"/> -->
    <module name="EmptyStatement" />
    <module name="EqualsHashCode" />
    <module name="HiddenField">
      <property name="tokens" value="VARIABLE_DEF" />
      <!-- only check variables not parameters -->
      <property name="ignoreConstructorParameter" value="true" />
      <property name="ignoreSetter" value="true" />
      <property name="severity" value="warning" />
    </module>
    <module name="IllegalInstantiation" />
    <module name="InnerAssignment" />
    <module name="MagicNumber">
      <property name="severity" value="info" />
      <property name="ignoreHashCodeMethod" value="true" />
      <property name="ignoreAnnotation" value="true" />
    </module>
    <module name="MissingSwitchDefault" />
    <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" />


    <!-- Miscellaneous other checks.                   -->
    <!-- See http://checkstyle.sf.net/config_misc.html -->
    <module name="ArrayTypeStyle" />
    <!-- <module name="FinalParameters"/> -->
    <module name="TodoComment">
      <property name="format" value="TODO" />
      <property name="severity" value="info" />
    </module>
    <module name="UpperEll" />

    <module name="FileContentsHolder" />
    <!-- Required by comment suppression filters -->

  </module>

  <module name="SuppressionFilter">
    <!--<property name="file" value="team-props/checkstyle/checkstyle-suppressions.xml" />-->
  </module>

  <!-- Enable suppression comments -->
  <module name="SuppressionCommentFilter">
    <property name="offCommentFormat" value="CHECKSTYLE IGNORE\s+(\S+)" />
    <property name="onCommentFormat" value="CHECKSTYLE END IGNORE\s+(\S+)" />
    <property name="checkFormat" value="$1" />
  </module>
  <module name="SuppressWithNearbyCommentFilter">
    <!-- Syntax is "SUPPRESS CHECKSTYLE name" -->
    <property name="commentFormat" value="SUPPRESS CHECKSTYLE (\w+)" />
    <property name="checkFormat" value="$1" />
    <property name="influenceFormat" value="1" />
  </module>

</module>