public String getIamRoleArn() {
        return this.iamRoleArn;
    }
<p>
The IAM role ARN associated with the Amazon Redshift IAM Identity Center application to change. It has the
required permissions to be assumed and invoke the IDC Identity Center API.
</p>

@return The IAM role ARN associated with the Amazon Redshift IAM Identity Center application to change. It has
        the required permissions to be assumed and invoke the IDC Identity Center API.
aws-java-sdk-redshift/src/main/java/com/amazonaws/services/redshift/model/ModifyRedshiftIdcApplicationRequest.java