# HierarchicalElement

interface HierarchicalElement : Element(source)

Represents an element which belongs to some hierarchy.

#### Since

1.0-milestone-5

#### Inheritors

GradleProject
HierarchicalEclipseProject
IdeaModule
IdeaProject

## Functions

getChildren
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abstract fun getChildren(): DomainObjectSet<out HierarchicalElement>
Returns the child elements, or the empty set if there are no child elements.
getDescription
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@Nullable
abstract fun getDescription(): @Nullable String
Returns the description of the element, or `null` if it has no description.
getName
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abstract fun getName(): String
Returns the name of the element.
getParent
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@Nullable
abstract fun getParent(): @Nullable HierarchicalElement
Returns the parent of this element, or `null` if there is no parent.