= Authorizor
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Represents a mechanism to evaluate whether the current user (as represented by xref:refguide:applib:index/services/iactnlayer/InteractionContext.adoc[InteractionContext] can either view or invoke the domain object feature (as represented by xref:refguide:applib:index/Identifier.adoc[Identifier] .

== API

[source,java]
.Authorizor.java
----
interface Authorizor {
  boolean isVisible(InteractionContext authentication, Identifier identifier)     // <.>
  boolean isUsable(InteractionContext authentication, Identifier identifier)     // <.>
}
----

<.> xref:#isVisible_InteractionContext_Identifier[isVisible(InteractionContext, Identifier)]
+
--
Whether the current xref:refguide:applib:index/services/iactnlayer/InteractionContext.adoc[InteractionContext] can view the domain object feature (represented by xref:refguide:applib:index/Identifier.adoc[Identifier] ).
--
<.> xref:#isUsable_InteractionContext_Identifier[isUsable(InteractionContext, Identifier)]
+
--
Whether the current xref:refguide:applib:index/services/iactnlayer/InteractionContext.adoc[InteractionContext] can invoke the domain object feature (represented by xref:refguide:applib:index/Identifier.adoc[Identifier] ).
--

== Members

[#isVisible_InteractionContext_Identifier]
=== isVisible(InteractionContext, Identifier)

Whether the current xref:refguide:applib:index/services/iactnlayer/InteractionContext.adoc[InteractionContext] can view the domain object feature (represented by xref:refguide:applib:index/Identifier.adoc[Identifier] ).

[#isUsable_InteractionContext_Identifier]
=== isUsable(InteractionContext, Identifier)

Whether the current xref:refguide:applib:index/services/iactnlayer/InteractionContext.adoc[InteractionContext] can invoke the domain object feature (represented by xref:refguide:applib:index/Identifier.adoc[Identifier] ).

If this methods returns `false` then the feature will be greyed out/disabled.
