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.. _utility_directive:
``utility``
-----------
Register a :term:`Zope Component Architecture` "utility".
Attributes
~~~~~~~~~~
``component``
The utility component (cannot be specified if ``factory`` is
specified).
``factory``
A factory that creates a component (cannot be specified if
``component`` is specified).
``provides``
The :term:`interface` that an utility instance resulting from a
lookup will provide.
``name``
The utility name.
Example
~~~~~~~
.. code-block:: xml
:linenos:
<utility
provides=".interfaces.IMyUtility"
component=".utilities.MyUtility"
/>
Alternatives
~~~~~~~~~~~~
Use the ``registerUtility`` method of the ``registry`` attribute of a
:term:`Configurator` instance during initial application setup.
See Also
~~~~~~~~
None.
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