IHasChildren (ph-commons 8.0.0-rc1 API)

Type Parameters:

CHILDTYPE - The type of the children.

All Known Subinterfaces:

IBasicTree<DATATYPE,ITEMTYPE>, IBasicTreeItem<DATATYPE,ITEMTYPE>, IFolderTree<KEYTYPE,DATATYPE,COLLTYPE,ITEMTYPE>, IFolderTreeItem<KEYTYPE,DATATYPE,COLLTYPE,ITEMTYPE>, IHasChildrenSorted<CHILDTYPE>, IMicroCDATA, IMicroComment, IMicroContainer, IMicroDocument, IMicroDocumentType, IMicroElement, IMicroEntityReference, IMicroNode, IMicroNodeWithChildren, IMicroProcessingInstruction, IMicroText, ITree<DATATYPE,ITEMTYPE>, ITreeItem<DATATYPE,ITEMTYPE>, ITreeItemWithID<KEYTYPE,DATATYPE,ITEMTYPE>, ITreeWithGlobalUniqueID<KEYTYPE,DATATYPE,ITEMTYPE>, ITreeWithID<KEYTYPE,DATATYPE,ITEMTYPE>

All Known Implementing Classes:

AbstractApplicationSingletonTreeWithUniqueID, AbstractGlobalSingletonTreeWithUniqueID, AbstractMicroNode, AbstractMicroNodeWithChildren, AbstractRequestSingletonTreeWithUniqueID, AbstractSessionApplicationSingletonTreeWithUniqueID, AbstractSessionSingletonTreeWithUniqueID, BasicFolderTree, BasicFolderTreeItem, BasicTree, BasicTreeItem, BasicTreeItemWithID, BasicTreeWithGlobalUniqueID, BasicTreeWithID, DefaultFolderTree, DefaultFolderTreeItem, DefaultTree, DefaultTreeItem, DefaultTreeItemWithID, DefaultTreeWithGlobalUniqueID, DefaultTreeWithID, FileSystemFolderTree, MicroCDATA, MicroComment, MicroContainer, MicroDocument, MicroDocumentType, MicroElement, MicroEntityReference, MicroProcessingInstruction, MicroText
```
public interface IHasChildren<CHILDTYPE>
```
A simple interface, indicating that an item has direct children.

Author:

Philip Helger

Method Summary

All Methods Instance Methods Abstract Methods Default Methods
Modifier and Type	Method and Description
`ICommonsCollection<? extends CHILDTYPE>`	`getAllChildren()`
`int`	`getChildCount()`
`default boolean`	`hasChildren()`
`default boolean`	`hasNoChildren()`

- Method Detail
  - hasChildren
```
default boolean hasChildren()
```
    Returns:
    
    true if this item has direct children, false otherwise.
  - hasNoChildren
```
default boolean hasNoChildren()
```
    Returns:
    
    true if this item has no direct children, false otherwise.
  - getChildCount
```
@Nonnegative
int getChildCount()
```
    Returns:
    
    The number of contained direct children. Always ≥ 0.
  - getAllChildren
```
@Nullable
ICommonsCollection<? extends CHILDTYPE> getAllChildren()
```
    Returns:
    
    A collection of all direct child elements. May be null .

Interface IHasChildren<CHILDTYPE>

Method Summary

Method Detail

hasChildren

hasNoChildren

getChildCount

getAllChildren