public String getExecutionRoleArn() {
        return this.executionRoleArn;
    }
<p>
The Amazon Resource Name (ARN) of the task execution role that grants the Amazon ECS container agent permission
to make Amazon Web Services API calls on your behalf. The task execution IAM role is required depending on the
requirements of your task. For more information, see <a
href="https://docs.aws.amazon.com/AmazonECS/latest/developerguide/task_execution_IAM_role.html">Amazon ECS task
execution IAM role</a> in the <i>Amazon Elastic Container Service Developer Guide</i>.
</p>

@return The Amazon Resource Name (ARN) of the task execution role that grants the Amazon ECS container agent
        permission to make Amazon Web Services API calls on your behalf. The task execution IAM role is required
        depending on the requirements of your task. For more information, see <a
        href="https://docs.aws.amazon.com/AmazonECS/latest/developerguide/task_execution_IAM_role.html">Amazon
        ECS task execution IAM role</a> in the <i>Amazon Elastic Container Service Developer Guide</i>.
aws-java-sdk-ecs/src/main/java/com/amazonaws/services/ecs/model/RegisterTaskDefinitionRequest.java