public void setRoleArn(String roleArn) {
        this.roleArn = roleArn;
    }
<p>
The Amazon Resource Name (ARN) of the IAM role that provides permissions for the scraper to discover and collect
metrics on your behalf.
</p>

@param roleArn
       The Amazon Resource Name (ARN) of the IAM role that provides permissions for the scraper to discover and
       collect metrics on your behalf.
aws-java-sdk-prometheus/src/main/java/com/amazonaws/services/prometheus/model/ScraperDescription.java