TreeAccessorXItem (formcycle: bom 8.4.0 API)

java.lang.Object
- de.xima.fc.form.common.graph.TreeAccessorXItem

All Implemented Interfaces:

de.xima.cmn.graph.ITreeAccessor<XItem,String>
```
public final class TreeAccessorXItem
extends Object
implements de.xima.cmn.graph.ITreeAccessor<XItem,String>
```
A ITreeAccessor for XItem that accesses the children of an item. The hierarchy is specified by an item's parent ID. The ID is AXItemPropertiesData.getId().

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`List<XItem>`	`getChildren(XItem xItem)`
`String`	`getId(XItem xItem)`
`static de.xima.cmn.graph.ITreeAccessor<XItem,String>`	`ofChildMap(Map<String,? extends List<XItem>> childMap)`	Creates a new tree accessor for XItems using the given precomputed child map.
`static de.xima.cmn.graph.ITreeAccessor<XItem,String>`	`ofXForm(IXForm xForm)`	Creates a new tree accessor for the XItems of the given form.
`static de.xima.cmn.graph.ITreeAccessor<XItem,String>`	`ofXItems(Iterable<XItem> xItems)`	Creates a new tree accessor for the given XItems.

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

- Method Detail
  - getChildren
```
public List<XItem> getChildren(XItem xItem)
```
    Specified by:
    
    getChildren in interface de.xima.cmn.graph.ITreeAccessor<XItem,String>
  - getId
```
public String getId(XItem xItem)
```
    Specified by:
    
    getId in interface de.xima.cmn.graph.ITreeAccessor<XItem,String>
  - ofChildMap
```
public static de.xima.cmn.graph.ITreeAccessor<XItem,String> ofChildMap(Map<String,? extends List<XItem>> childMap)
```
    Creates a new tree accessor for XItems using the given precomputed child map.
    
    Parameters:
    
    childMap - A map from the ID of an item to its children.
    
    Returns:
    
    A tree accessor for XItems.
  - ofXForm
```
public static de.xima.cmn.graph.ITreeAccessor<XItem,String> ofXForm(IXForm xForm)
```
    Creates a new tree accessor for the XItems of the given form.
    
    Parameters:
    
    xForm - A form with XItems.
    
    Returns:
    
    A tree accessor for XItems.
  - ofXItems
```
public static de.xima.cmn.graph.ITreeAccessor<XItem,String> ofXItems(Iterable<XItem> xItems)
```
    Creates a new tree accessor for the given XItems.
    
    Parameters:
    
    xItems - A list of items that form a hierarchy.
    
    Returns:
    
    A tree accessor for XItems.