[#BloombergLP-ball-CategoryManager_RadixTree_ChildNodeGuard-2constructor]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/ball.adoc[ball]::xref:BloombergLP/ball/CategoryManager_RadixTree_ChildNodeGuard.adoc[CategoryManager_RadixTree_ChildNodeGuard]::CategoryManager_RadixTree_ChildNodeGuard
:relfileprefix: ../../../
:mrdocs:

Create a guard managing the specified `child` in the specified `parent`.

== Synopsis

Declared in `<ball_categorymanager_radixtree.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
CategoryManager_RadixTree_ChildNodeGuard(
    xref:BloombergLP/ball/CategoryManager_RadixTree_ChildNodeGuard/Node.adoc[Node]* parent,
    xref:BloombergLP/ball/CategoryManager_RadixTree_ChildNodeGuard/ChildIterator.adoc[ChildIterator] child);
----

== Description

The guard will erase the child from the parent upon destruction unless `release()` is called.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *parent*
| parent node that owns the child
| *child*
| iterator to the child node to manage
|===


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