public String getRoleArn() {
        return this.roleArn;
    }
<p>
The Amazon Resource Name (ARN) of an IAM role with permission to access the retriever and required resources.
</p>

@return The Amazon Resource Name (ARN) of an IAM role with permission to access the retriever and required
        resources.
aws-java-sdk-qbusiness/src/main/java/com/amazonaws/services/qbusiness/model/UpdateRetrieverRequest.java