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<!DOCTYPE html>
<!--
| Generated by Apache Maven Doxia Site Renderer 1.11.1 from src/xdocs/checks.xml at 2024-05-26
| Rendered using Apache Maven Default Skin
-->
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta name="generator" content="Apache Maven Doxia Site Renderer 1.11.1" />
<title>checkstyle – Checks</title>
<link rel="stylesheet" href="./css/maven-base.css" />
<link rel="stylesheet" href="./css/maven-theme.css" />
<link rel="stylesheet" href="./css/site.css" />
<link rel="stylesheet" href="./css/print.css" media="print" />
<script type="text/javascript" src="./js/checkstyle.js"></script>
<script type="text/javascript"
src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
<script type="text/javascript" src="./js/anchors.js"></script>
<script type="text/javascript" src="./js/google-analytics.js"></script>
<link rel="icon" href="./images/favicon.png" type="image/x-icon" />
<link rel="shortcut icon" href="./images/favicon.ico" type="image/ico" />
</head>
<body class="composite">
<div id="banner">
<a href="./" id="bannerLeft" title="Checkstyle"><img src="images/header-checkstyle-logo.png" alt="Checkstyle"/></a><a href="./" id="bannerRight" title="Checkstyle"><img src="images/header-right-ruller.png" alt="Checkstyle"/></a> <div class="clear">
<hr/>
</div>
</div>
<div id="breadcrumbs">
<div class="xright"><a href="" title="toTop">toTop</a> | <span id="publishDate">Last Published: 2024-05-26</span>
| <span id="projectVersion">Version: 10.17.0</span>
</div>
<div class="clear">
<hr/>
</div>
</div>
<div id="leftColumn">
<div id="navcolumn">
<h5>About</h5>
<ul>
<li class="none"><a href="index.html" title="Checkstyle">Checkstyle</a></li>
<li class="none"><a href="releasenotes.html" title="Release Notes">Release Notes</a></li>
<li class="none"><a href="consulting.html" title="Consulting">Consulting</a></li>
<li class="none"><a href="sponsoring.html" title="Sponsoring">Sponsoring</a></li>
</ul>
<h5>Documentation</h5>
<ul>
<li class="expanded"><a href="config.html" title="Configuration">Configuration</a>
<ul>
<li class="none"><a href="property_types.html" title="Property Types">Property Types</a></li>
<li class="none"><a href="config_system_properties.html" title="System Properties">System Properties</a></li>
</ul></li>
<li class="expanded"><a href="running.html" title="Running">Running</a>
<ul>
<li class="none"><a href="anttask.html" title="Ant Task">Ant Task</a></li>
<li class="none"><a href="cmdline.html" title="Command Line">Command Line</a></li>
</ul></li>
<li class="expanded"><strong>Checks</strong>
<ul>
<li class="collapsed"><a href="checks/annotation/index.html" title="Annotations">Annotations</a></li>
<li class="collapsed"><a href="checks/blocks/index.html" title="Block Checks">Block Checks</a></li>
<li class="collapsed"><a href="checks/design/index.html" title="Class Design">Class Design</a></li>
<li class="collapsed"><a href="checks/coding/index.html" title="Coding">Coding</a></li>
<li class="collapsed"><a href="checks/header/index.html" title="Headers">Headers</a></li>
<li class="collapsed"><a href="checks/imports/index.html" title="Imports">Imports</a></li>
<li class="collapsed"><a href="checks/javadoc/index.html" title="Javadoc Comments">Javadoc Comments</a></li>
<li class="collapsed"><a href="checks/metrics/index.html" title="Metrics">Metrics</a></li>
<li class="collapsed"><a href="checks/misc/index.html" title="Miscellaneous">Miscellaneous</a></li>
<li class="collapsed"><a href="checks/modifier/index.html" title="Modifiers">Modifiers</a></li>
<li class="collapsed"><a href="checks/naming/index.html" title="Naming Conventions">Naming Conventions</a></li>
<li class="collapsed"><a href="checks/regexp/index.html" title="Regexp">Regexp</a></li>
<li class="collapsed"><a href="checks/sizes/index.html" title="Size Violations">Size Violations</a></li>
<li class="collapsed"><a href="checks/whitespace/index.html" title="Whitespace">Whitespace</a></li>
</ul></li>
<li class="collapsed"><a href="filters/index.html" title="Filters">Filters</a></li>
<li class="collapsed"><a href="filefilters/index.html" title="File Filters">File Filters</a></li>
<li class="expanded"><a href="style_configs.html" title="Style Configurations">Style Configurations</a>
<ul>
<li class="none"><a href="google_style.html" title="Google's Style">Google's Style</a></li>
<li class="none"><a href="sun_style.html" title="Sun's Style">Sun's Style</a></li>
</ul></li>
</ul>
<h5>Developers</h5>
<ul>
<li class="expanded"><a href="extending.html" title="Extending Checkstyle">Extending Checkstyle</a>
<ul>
<li class="none"><a href="writingchecks.html" title="Writing Checks">Writing Checks</a></li>
<li class="none"><a href="writingjavadocchecks.html" title="Writing Javadoc Checks">Writing Javadoc Checks</a></li>
<li class="none"><a href="writingfilters.html" title="Writing Filters">Writing Filters</a></li>
<li class="none"><a href="writingfilefilters.html" title="Writing File Filters">Writing File Filters</a></li>
<li class="none"><a href="writinglisteners.html" title="Writing Listeners">Writing Listeners</a></li>
</ul></li>
<li class="none"><a href="contributing.html" title="Contributing">Contributing</a></li>
<li class="expanded"><a href="beginning_development.html" title="Beginning Development">Beginning Development</a>
<ul>
<li class="none"><a href="eclipse.html" title="Eclipse IDE">Eclipse IDE</a></li>
<li class="none"><a href="netbeans.html" title="NetBeans IDE">NetBeans IDE</a></li>
<li class="none"><a href="idea.html" title="IntelliJ IDE">IntelliJ IDE</a></li>
</ul></li>
<li class="none"><a href="apidocs/index.html" title="Javadoc">Javadoc</a></li>
</ul>
<h5>Project Documentation</h5>
<ul>
<li class="collapsed"><a href="project-info.html" title="Project Information">Project Information</a></li>
<li class="collapsed"><a href="project-reports.html" title="Project Reports">Project Reports</a></li>
</ul>
<a href="https://github.com/checkstyle/checkstyle" title="GitHub" class="poweredBy">
<img class="poweredBy" alt="GitHub" src="images/github_logo_social_coding_outlined.png" />
</a>
<a href="https://twitter.com/checkstyle_java/" title="Twitter" class="poweredBy">
<img class="poweredBy" alt="Twitter" src="images/twitter_button.png" />
</a>
<a href="https://stackoverflow.com/questions/tagged/checkstyle" title="Stackoverflow" class="poweredBy">
<img class="poweredBy" alt="Stackoverflow" src="images/stackoverflow.jpeg" />
</a>
<a href="https://groups.google.com/forum/#!forum/checkstyle" title="GoogleGroups" class="poweredBy">
<img class="poweredBy" alt="GoogleGroups" src="images/groups.png" />
</a>
<a href="https://www.ej-technologies.com/products/jprofiler/overview.html" title="JProfiler" class="poweredBy">
<img class="poweredBy" alt="JProfiler" src="https://www.ej-technologies.com/images/product_banners/jprofiler_medium.png" />
</a>
</div>
</div>
<div id="bodyColumn">
<div id="contentBox">
<section>
<h2><a name="Standard_Checks"></a>Standard Checks</h2>
<p>
The Standard Checkstyle Checks are applicable to general Java coding style
and require no external libraries. The standard checks are included in
the base distribution.
</p>
<p>
The site navigation menu lets you browse the individual checks by functionality.
</p>
<p>
Checkstyle provides many checks that you can apply to your
source code. Below is an alphabetical reference, the site
navigation menu provides a reference organized by functionality.
</p>
<div class="wrapper">
<table border="0" class="bodyTable">
<tr class="a">
<td align="left"><a href="checks/naming/abbreviationaswordinname.html#AbbreviationAsWordInName">
AbbreviationAsWordInName</a></td>
<td>Validates abbreviations (consecutive capital letters)
length in identifier name, it also allows to enforce camel case naming.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/naming/abstractclassname.html#AbstractClassName">
AbstractClassName
</a>
</td>
<td>
Ensures that the names of abstract classes conforming to some pattern and
check that <code>abstract</code> modifier exists.
</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/annotation/annotationlocation.html#AnnotationLocation">
AnnotationLocation
</a>
</td>
<td>Checks location of annotation on language elements.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/annotation/annotationonsameline.html#AnnotationOnSameLine">
AnnotationOnSameLine
</a>
</td>
<td>Checks that annotations are located on the same line with their targets.</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/annotation/annotationusestyle.html#AnnotationUseStyle">
AnnotationUseStyle
</a>
</td>
<td>Checks the style of elements in annotations.</td>
</tr>
<tr class="b">
<td align="left"><a href="checks/sizes/anoninnerlength.html#AnonInnerLength">AnonInnerLength</a></td>
<td>Checks for long anonymous inner classes.</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/coding/arraytrailingcomma.html#ArrayTrailingComma">
ArrayTrailingComma
</a>
</td>
<td>Checks that array initialization contains a trailing comma.</td>
</tr>
<tr class="b">
<td align="left"><a href="checks/misc/arraytypestyle.html#ArrayTypeStyle">ArrayTypeStyle</a></td>
<td>Checks the style of array type definitions.</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/javadoc/atclauseorder.html#AtclauseOrder">AtclauseOrder</a></td>
<td>Checks the order of javadoc block-tags or javadoc tags.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/coding/avoiddoublebraceinitialization.html#AvoidDoubleBraceInitialization">
AvoidDoubleBraceInitialization
</a>
</td>
<td>Detects double brace initialization.</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/misc/avoidescapedunicodecharacters.html#AvoidEscapedUnicodeCharacters">
AvoidEscapedUnicodeCharacters
</a>
</td>
<td>Restricts using Unicode escapes (such as \u221e).</td>
</tr>
<tr class="b">
<td align="left"><a href="checks/coding/avoidinlineconditionals.html#AvoidInlineConditionals">
AvoidInlineConditionals</a></td>
<td>Detects inline conditionals.</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/blocks/avoidnestedblocks.html#AvoidNestedBlocks">
AvoidNestedBlocks
</a>
</td>
<td>Finds nested blocks (blocks that are used freely in the code).</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/coding/avoidnoargumentsuperconstructorcall.html#AvoidNoArgumentSuperConstructorCall">
AvoidNoArgumentSuperConstructorCall
</a>
</td>
<td>Checks if call to superclass constructor without arguments is present.</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/imports/avoidstarimport.html#AvoidStarImport">
AvoidStarImport
</a>
</td>
<td>Checks that there are no import statements that use the * notation.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/imports/avoidstaticimport.html#AvoidStaticImport">
AvoidStaticImport
</a>
</td>
<td>Checks that there are no static import statements.</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/metrics/booleanexpressioncomplexity.html#BooleanExpressionComplexity">
BooleanExpressionComplexity
</a>
</td>
<td>
Restricts the number of boolean operators (&&, ||, &, | and ^)
in an expression.
</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/naming/catchparametername.html#CatchParameterName">
CatchParameterName
</a>
</td>
<td>Checks that <code>catch</code> parameter names conform to a specified pattern.</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/metrics/classdataabstractioncoupling.html#ClassDataAbstractionCoupling">
ClassDataAbstractionCoupling
</a>
</td>
<td>Measures the number of instantiations of other classes within the given class
or record.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/metrics/classfanoutcomplexity.html#ClassFanOutComplexity">
ClassFanOutComplexity
</a>
</td>
<td>Checks the number of other types a given class/record/interface/enum/annotation
relies on.</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/modifier/classmemberimpliedmodifier.html#ClassMemberImpliedModifier">
ClassMemberImpliedModifier
</a>
</td>
<td>Checks for implicit modifiers on nested types in classes and records.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/naming/classtypeparametername.html#ClassTypeParameterName">
ClassTypeParameterName
</a>
</td>
<td>
Checks that class type parameter names conform to a specified pattern.
</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/misc/commentsindentation.html#CommentsIndentation">
CommentsIndentation
</a>
</td>
<td>Controls the indentation between comments and surrounding code.</td>
</tr>
<tr class="b">
<td align="left"><a href="checks/naming/constantname.html#ConstantName">ConstantName</a></td>
<td>Checks that constant names conform to a specified pattern.</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/coding/constructorsdeclarationgrouping.html#ConstructorsDeclarationGrouping">
ConstructorsDeclarationGrouping
</a>
</td>
<td>Checks that all constructors are grouped together.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/coding/covariantequals.html#CovariantEquals">
CovariantEquals
</a>
</td>
<td>
Checks that classes and records which define a covariant <code>equals()</code>
method also override method <code>equals(Object)</code>.
</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/imports/customimportorder.html#CustomImportOrder">
CustomImportOrder
</a>
</td>
<td>
Checks that the groups of import declarations appear in the order specified
by the user.
</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/metrics/cyclomaticcomplexity.html#CyclomaticComplexity">
CyclomaticComplexity
</a>
</td>
<td>Checks cyclomatic complexity against a specified limit.</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/coding/declarationorder.html#DeclarationOrder">
DeclarationOrder
</a>
</td>
<td>
Checks that the parts of a class, record, or interface declaration
appear in the order suggested by the <a href="styleguides/sun-code-conventions-19990420/CodeConventions.doc2.html#a1852">Code Conventions for the Java Programming Language</a>.
</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/coding/defaultcomeslast.html#DefaultComesLast">
DefaultComesLast
</a>
</td>
<td>
Check that the <code>default</code> is after all the
<code>case</code>s in a <code>switch</code> statement.
</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/misc/descendanttoken.html#DescendantToken">DescendantToken</a></td>
<td>Checks for restricted tokens beneath other tokens.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/design/designforextension.html#DesignForExtension">
DesignForExtension
</a>
</td>
<td>Checks that classes are designed for extension (subclass creation).</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/blocks/emptyblock.html#EmptyBlock">EmptyBlock</a></td>
<td>Checks for empty blocks.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/blocks/emptycatchblock.html#EmptyCatchBlock">
EmptyCatchBlock
</a>
</td>
<td>Checks for empty catch blocks.</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/whitespace/emptyforinitializerpad.html#EmptyForInitializerPad">
EmptyForInitializerPad</a></td>
<td>
Checks the padding of an empty for initializer; that is whether
a white space is required at an empty for initializer, or such white
space is forbidden.
</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/whitespace/emptyforiteratorpad.html#EmptyForIteratorPad">
EmptyForIteratorPad
</a>
</td>
<td>
Checks the padding of an empty for iterator; that is whether a white
space is required at an empty for iterator, or such white space is
forbidden.
</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/whitespace/emptylineseparator.html#EmptyLineSeparator">
EmptyLineSeparator
</a>
</td>
<td>
Checks for empty line separators before package,
all import declarations, fields, constructors, methods, nested classes,
static initializers and instance initializers.
</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/coding/emptystatement.html#EmptyStatement">
EmptyStatement
</a>
</td>
<td>Detects empty statements (standalone <code>";"</code> semicolon).</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/coding/equalsavoidnull.html#EqualsAvoidNull">
EqualsAvoidNull
</a>
</td>
<td>
Checks that any combination of String literals
is on the left side of an equals() comparison.</td>
</tr>
<tr class="b">
<td align="left"><a href="checks/coding/equalshashcode.html#EqualsHashCode">EqualsHashCode</a></td>
<td>
Checks that classes that either override <code>equals()</code>
or <code>hashCode()</code> also overrides the other.
</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/sizes/executablestatementcount.html#ExecutableStatementCount">
ExecutableStatementCount</a></td>
<td>Restricts the number of executable statements to a specified limit.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/coding/explicitinitialization.html#ExplicitInitialization">
ExplicitInitialization
</a>
</td>
<td>
Checks if any class or object member is explicitly initialized to default
for its type value (<code>null</code> for object references, zero for numeric
types and <code>char</code> and <code>false</code> for <code>boolean</code>.
</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/coding/fallthrough.html#FallThrough">FallThrough</a></td>
<td>Checks for fall-through in switch statements.</td>
</tr>
<tr class="b">
<td align="left"><a href="checks/sizes/filelength.html#FileLength">FileLength</a></td>
<td>
Checks for long source files.</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/whitespace/filetabcharacter.html#FileTabCharacter">
FileTabCharacter
</a>
</td>
<td>Checks that there are no tab characters ('\t') in the source code.</td>
</tr>
<tr class="b">
<td align="left"><a href="checks/design/finalclass.html#FinalClass">FinalClass</a></td>
<td>
Ensures that identifies classes that can be effectively declared as final are
explicitly marked as final.
</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/coding/finallocalvariable.html#FinalLocalVariable">
FinalLocalVariable
</a>
</td>
<td>
Checks that local variables that never have their values changed are declared final.
</td>
</tr>
<tr class="b">
<td align="left"><a href="checks/misc/finalparameters.html#FinalParameters">FinalParameters</a></td>
<td>
Checks that parameters for methods, constructors, catch and for-each blocks are final.
</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/whitespace/genericwhitespace.html#GenericWhitespace">
GenericWhitespace
</a>
</td>
<td>
Checks that the whitespace around the Generic tokens (angle brackets)
"<" and ">" are correct to the typical convention.
</td>
</tr>
<tr class="b">
<td align="left"><a href="checks/header/header.html#Header">Header</a></td>
<td>Checks that a source file begins with a specified header.</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/coding/hiddenfield.html#HiddenField">HiddenField</a></td>
<td>Checks that a local variable or a parameter does not shadow
a field that is defined in the same class.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/design/hideutilityclassconstructor.html#HideUtilityClassConstructor">
HideUtilityClassConstructor
</a>
</td>
<td>Makes sure that utility classes (classes that contain only static
methods or fields in their API) do not have a public constructor.</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/coding/illegalcatch.html#IllegalCatch">IllegalCatch</a></td>
<td>Checks that certain exception types do not appear in a catch statement.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/naming/illegalidentifiername.html#IllegalIdentifierName">
IllegalIdentifierName
</a>
</td>
<td>
Checks identifiers with a pattern for a set of illegal names, such as those
that are restricted or contextual keywords.
</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/imports/illegalimport.html#IllegalImport">IllegalImport</a></td>
<td>
Checks for imports from a set of illegal packages.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/coding/illegalinstantiation.html#IllegalInstantiation">
IllegalInstantiation
</a>
</td>
<td>
Checks for illegal instantiations where a factory method is preferred.</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/coding/illegalthrows.html#IllegalThrows">IllegalThrows</a></td>
<td>Checks that specified types are not declared to be thrown.</td>
</tr>
<tr class="b">
<td align="left"><a href="checks/coding/illegaltoken.html#IllegalToken">IllegalToken</a></td>
<td>
Checks for illegal tokens.</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/coding/illegaltokentext.html#IllegalTokenText">
IllegalTokenText
</a>
</td>
<td>
Checks specified tokens text for matching an illegal pattern.
</td>
</tr>
<tr class="b">
<td align="left"><a href="checks/coding/illegaltype.html#IllegalType">IllegalType</a></td>
<td>
Checks that particular classes or interfaces are never used.</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/imports/importcontrol.html#ImportControl">ImportControl</a></td>
<td>Controls what can be imported in each package and file.</td>
</tr>
<tr class="b">
<td align="left"><a href="checks/imports/importorder.html#ImportOrder">ImportOrder</a></td>
<td>Checks the ordering/grouping of imports.</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/misc/indentation.html#Indentation">Indentation</a></td>
<td>Checks correct indentation of Java code.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/coding/innerassignment.html#InnerAssignment">
InnerAssignment
</a>
</td>
<td>
Checks for assignments in subexpressions, such as in
<code>String s = Integer.toString(i = 2);</code>.
</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/design/innertypelast.html#InnerTypeLast">InnerTypeLast</a></td>
<td>
Checks nested (internal) classes/interfaces are declared at the bottom of the
primary (top-level) class after all init and static init blocks,
method, constructor and field declarations.
</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/design/interfaceistype.html#InterfaceIsType">
InterfaceIsType
</a>
</td>
<td>Implements Joshua Bloch, Effective Java, Item 17 - Use Interfaces only to
define types.</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/modifier/interfacememberimpliedmodifier.html#InterfaceMemberImpliedModifier">
InterfaceMemberImpliedModifier
</a>
</td>
<td>
Checks for implicit modifiers on interface members and nested types.</td>
</tr>
<tr class="b">
<td align="left"><a href="checks/naming/interfacetypeparametername.html#InterfaceTypeParameterName">
InterfaceTypeParameterName</a></td>
<td>
Checks that interface type parameter names conform to a specified pattern.</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/javadoc/invalidjavadocposition.html#InvalidJavadocPosition">
InvalidJavadocPosition</a></td>
<td>
Checks that Javadocs are located at the correct position.</td>
</tr>
<tr class="b">
<td align="left"><a href="checks/javadoc/javadocblocktaglocation.html#JavadocBlockTagLocation">
JavadocBlockTagLocation</a></td>
<td>Checks that a javadoc block tag appears only at the beginning of a line,
ignoring leading asterisks and white space.</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/javadoc/javadoccontentlocation.html#JavadocContentLocation">
JavadocContentLocation</a></td>
<td>
Checks that the Javadoc content begins from the same position
for all Javadoc comments in the project.
</td>
</tr>
<tr class="b">
<td align="left"><a href="checks/javadoc/javadocmethod.html#JavadocMethod">JavadocMethod</a></td>
<td>Checks the Javadoc of a method or constructor.</td>
</tr>
<tr class="a">
<td align="left">
<a href="checks/javadoc/javadocmissingleadingasterisk.html#JavadocMissingLeadingAsterisk">
JavadocMissingLeadingAsterisk
</a>
</td>
<td>
Checks if the javadoc has
<a class="externalLink" href="https://docs.oracle.com/en/java/javase/14/docs/specs/javadoc/doc-comment-spec.html#leading-asterisks">
leading asterisks
</a>
on each line.
</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/javadoc/javadocmissingwhitespaceafterasterisk.html#JavadocMissingWhitespaceAfterAsterisk">
JavadocMissingWhitespaceAfterAsterisk
</a>
</td>
<td>Checks that there is at least one whitespace after the leading asterisk.</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/javadoc/javadocpackage.html#JavadocPackage">JavadocPackage</a></td>
<td>Checks that each Java package has a Javadoc file used for commenting.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/javadoc/javadocparagraph.html#JavadocParagraph">
JavadocParagraph
</a>
</td>
<td>Checks the Javadoc paragraph.</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/javadoc/javadocstyle.html#JavadocStyle">JavadocStyle</a></td>
<td>Validates Javadoc comments to help ensure they are well formed.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/javadoc/javadoctagcontinuationindentation.html#JavadocTagContinuationIndentation">
JavadocTagContinuationIndentation
</a>
</td>
<td>Checks the indentation of the continuation lines in block tags.</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/javadoc/javadoctype.html#JavadocType">JavadocType</a></td>
<td>Checks the Javadoc comments for type definitions.</td>
</tr>
<tr class="b">
<td align="left">
<a href="checks/javadoc/javadocvariable.html#JavadocVariable">
JavadocVariable
</a>
</td>
<td>Checks that a variable has a Javadoc comment.</td>
</tr>
<tr class="a">
<td align="left"><a href="checks/metrics/javancss.html#JavaNCSS">JavaNCSS</a></td>
<td>
Determines complexity of methods, classes and files by counting