# TaskRunSessionActionDefinition
<a name="API_TaskRunSessionActionDefinition"></a>

The task, step, and parameters for the task run in the session action.

## Contents
<a name="API_TaskRunSessionActionDefinition_Contents"></a>

 ** parameters **   <a name="deadlinecloud-Type-TaskRunSessionActionDefinition-parameters"></a>
The task parameters.  
Type: String to [TaskParameterValue](API_TaskParameterValue.md) object map  
Required: Yes

 ** stepId **   <a name="deadlinecloud-Type-TaskRunSessionActionDefinition-stepId"></a>
The step ID.  
Type: String  
Pattern: `step-[0-9a-f]{32}`   
Required: Yes

 ** taskId **   <a name="deadlinecloud-Type-TaskRunSessionActionDefinition-taskId"></a>
The task ID.  
Type: String  
Pattern: `task-[0-9a-f]{32}-(0|([1-9][0-9]{0,9}))`   
Required: No

## See Also
<a name="API_TaskRunSessionActionDefinition_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/deadline-2023-10-12/TaskRunSessionActionDefinition) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/deadline-2023-10-12/TaskRunSessionActionDefinition) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/deadline-2023-10-12/TaskRunSessionActionDefinition)