[#BloombergLP-ball-CategoryManager-lookupCategory-06]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/ball.adoc[ball]::xref:BloombergLP/ball/CategoryManager.adoc[CategoryManager]::lookupCategory
:relfileprefix: ../../../
:mrdocs:

`lookupCategory` overloads

== Synopses

Declared in `<ball_categorymanager.h>`

Return the address of the modifiable category having the specified `categoryName`in the registry of this category manager, or 0 if no such category exists. Note that the category name is possibly changed by the registered category name filter callback before the lookup.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/ball/Category.adoc[Category]*
xref:BloombergLP/ball/CategoryManager/lookupCategory-04.adoc[lookupCategory](char const* categoryName);
----

[.small]#xref:BloombergLP/ball/CategoryManager/lookupCategory-04.adoc[_» more..._]#

Return the address of the non‐modifiable category having the specified `categoryName`, possibly changed by the registered category name filter callback, in the registry of this category manager, or 0 if no such category exists.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/ball/Category.adoc[Category] const*
xref:BloombergLP/ball/CategoryManager/lookupCategory-07.adoc[lookupCategory](char const* categoryName) const;
----

[.small]#xref:BloombergLP/ball/CategoryManager/lookupCategory-07.adoc[_» more..._]#

Return the address of the modifiable category having the specified `categoryName` in the registry of this category manager, or 0 if no such category exists. If a category is returned and the specified `categoryHolder` is non‐null, then also load into `categoryHolder` the returned category and its maximum level and link `categoryHolder` to the category if it has not yet been linked. Note that the category name is possibly changed by the registered category name filter callback before the lookup.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
xref:BloombergLP/ball/Category.adoc[Category]*
xref:BloombergLP/ball/CategoryManager/lookupCategory-0f.adoc[lookupCategory](
    xref:BloombergLP/ball/CategoryHolder.adoc[CategoryHolder]* categoryHolder,
    char const* categoryName);
----

[.small]#xref:BloombergLP/ball/CategoryManager/lookupCategory-0f.adoc[_» more..._]#


[.small]#Created with https://www.mrdocs.com[MrDocs]#