ITreeItemWithUniqueIDFactory (ph-tree 11.0.6 API)

Type Parameters:

KEYTYPE - The key type.

DATATYPE - The value type to be contained in tree items.

ITEMTYPE - tree item type

All Superinterfaces:

ITreeItemWithIDFactory<KEYTYPE,DATATYPE,ITEMTYPE>

All Known Subinterfaces:

IFolderTreeItemFactory<KEYTYPE,DATATYPE,COLLTYPE,ITEMTYPE>

All Known Implementing Classes:

AbstractFolderTreeItemFactory, AbstractTreeItemWithUniqueIDFactory, DefaultFolderTreeItemFactory, DefaultTreeItemWithUniqueIDFactory
```
public interface ITreeItemWithUniqueIDFactory<KEYTYPE,DATATYPE,ITEMTYPE extends ITreeItemWithID<KEYTYPE,DATATYPE,ITEMTYPE>>
extends ITreeItemWithIDFactory<KEYTYPE,DATATYPE,ITEMTYPE>
```
An abstract tree item factory that maintains a unique ID over all items!

Author:

Philip Helger

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`boolean`	`containsItemWithDataID(KEYTYPE aDataID)`	Check if an item with the given ID is contained.
`com.helger.commons.collection.impl.ICommonsCollection<DATATYPE>`	`getAllItemDatas()`
`com.helger.commons.collection.impl.ICommonsCollection<ITEMTYPE>`	`getAllItems()`
`int`	`getItemCount()`
`ITEMTYPE`	`getItemOfDataID(KEYTYPE aDataID)`	Try to retrieve the stored item with the given ID.

Methods inherited from interface com.helger.tree.withid.ITreeItemWithIDFactory
create, createRoot, onAddItem, onRemoveItem

- Method Detail
  - containsItemWithDataID
```
boolean containsItemWithDataID(@Nullable
                               KEYTYPE aDataID)
```
    Check if an item with the given ID is contained.
    
    Parameters:
    
    aDataID - The data ID to look up.
    
    Returns:
    
    true if such an item is contained, false otherwise.
  - getItemOfDataID
```
@Nullable
ITEMTYPE getItemOfDataID(@Nullable
                         KEYTYPE aDataID)
```
    Try to retrieve the stored item with the given ID.
    
    Parameters:
    
    aDataID - The data ID to look up.
    
    Returns:
    
    null if no such item is contained, the item otherwise.
  - getItemCount
```
@Nonnegative
int getItemCount()
```
    Returns:
    
    The number of all contained items. Always ≥ 0.
  - getAllItems
```
@Nonnull
@ReturnsMutableCopy
com.helger.commons.collection.impl.ICommonsCollection<ITEMTYPE> getAllItems()
```
    Returns:
    
    A collection that contains all items created by this factory instance.
  - getAllItemDatas
```
@Nonnull
@ReturnsMutableCopy
com.helger.commons.collection.impl.ICommonsCollection<DATATYPE> getAllItemDatas()
```
    Returns:
    
    A collection that contains all item datas created by this factory instance.