internal
val JApiClass.simpleName: String
    get() = fullyQualifiedName.substringAfterLast(".")


internal
val JApiClass.packagePath: String
    get() = packageName.replace(".", "/")


internal
val JApiClass.packageName: String

        </module>
        <module name="MethodName">
            <property name="format" value="^[a-z_][a-zA-Z0-9_]*$"/>
        </module>
        <module name="PackageName">
            <property name="format" value="^[a-z]+(\.[a-z][a-z0-9]*)*$"/>
        </module>
        <module name="ParameterName"/>
        <module name="StaticVariableName"/>
        <module name="TypeName"/>

to which the file belongs.
</p>

<pre class="ebnf">
PackageClause = "package" PackageName .
PackageName   = identifier .
</pre>

<p>
The PackageName must not be the <a href="#Blank_identifier">blank identifier</a>.
</p>

<pre>
package math
</pre>

<p>
A set of files sharing the same PackageName form the implementation of a package.