# Class ICustomMixProviderExtension OptimaJet.Workflow.Plugins.CustomWorkflowProviders.ICustomMixProviderExtension Namespace: [OptimaJet.Workflow.Plugins.CustomWorkflowProviders](https://api.workflowengine.io/core/OptimaJet.Workflow.Plugins.CustomWorkflowProviders/) ```csharp public static class ICustomMixProviderExtension ``` ## Methods `public static void ValidateActionsConditionsAndFormats(this ICustomMixProvider provider)` ### Parameters | Name | Type | Description | | --- | --- | --- | | `provider` | `ICustomMixProvider` | | [Previous ICustomMixProvider](https://api.workflowengine.io/core/OptimaJet.Workflow.Plugins.CustomWorkflowProviders/ICustomMixProvider/) [Next ICustomWorkflowActionProvider](https://api.workflowengine.io/core/OptimaJet.Workflow.Plugins.CustomWorkflowProviders/ICustomWorkflowActionProvider/)