Hierarchy.RootNode

java.lang.Object
- aQute.lib.hierarchy.Hierarchy.Node
- - aQute.lib.hierarchy.Hierarchy.Folder
  - - aQute.lib.hierarchy.Hierarchy.RootNode

All Implemented Interfaces:

FolderNode, NamedNode, java.lang.Comparable<NamedNode>, java.lang.Iterable<NamedNode>

Enclosing class:

Hierarchy
```
static class Hierarchy.RootNode
extends Hierarchy.Folder
```

Field Summary

Fields
Modifier and Type Field Description

(package private) int size
- Fields inherited from class aQute.lib.hierarchy.Hierarchy.Folder
  children
- Fields inherited from class aQute.lib.hierarchy.Hierarchy.Node
  name, parent

Constructor Summary

Constructors
Modifier	Constructor	Description
	`RootNode(java.util.Map<java.lang.String,java.lang.Object> map)`
`private`	`RootNode(java.util.Map<java.lang.String,java.lang.Object> map, IntCounter size)`

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`(package private) void`	`getPath(java.lang.StringBuilder app)`
`java.util.Optional<? extends Hierarchy.Folder>`	`parent()`	Return the parent of this node.
`FolderNode`	`root()`	Answer the root node

Methods inherited from class aQute.lib.hierarchy.Hierarchy.Folder
children, find, get, indexOf, indexOf, iterator, size, toString

Methods inherited from class aQute.lib.hierarchy.Hierarchy.Node
compareTo, find, name, path

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.lang.Comparable
compareTo

Methods inherited from interface aQute.lib.hierarchy.FolderNode
names, stream

Methods inherited from interface java.lang.Iterable
forEach, spliterator

Methods inherited from interface aQute.lib.hierarchy.NamedNode
find, isFolder, isLeaf, isRoot, name, path, siblings

- Field Detail
  - size
```
final int size
```
- Constructor Detail
  - RootNode
```
public RootNode(java.util.Map<java.lang.String,java.lang.Object> map)
```
  - RootNode
```
private RootNode(java.util.Map<java.lang.String,java.lang.Object> map,
                 IntCounter size)
```
- Method Detail
  - getPath
```
void getPath(java.lang.StringBuilder app)
```
    Overrides:
    
    getPath in class Hierarchy.Folder
  - root
```
public FolderNode root()
```
    Description copied from interface: NamedNode
    
    Answer the root node
    
    Specified by:
    
    root in interface NamedNode
    
    Overrides:
    
    root in class Hierarchy.Node
  - parent
```
public java.util.Optional<? extends Hierarchy.Folder> parent()
```
    Description copied from interface: NamedNode
    
    Return the parent of this node. Only the root will return an empty Optional. Each hierarchy has a single root.
    
    Specified by:
    
    parent in interface NamedNode
    
    Overrides:
    
    parent in class Hierarchy.Node
    
    Returns:
    
    the parent or an empty Optional in the case of the root node.