public void setRuleSetId(String ruleSetId) {
        this.ruleSetId = ruleSetId;
    }
<p>
The identifier of an existing rule set that you attach to an ingress endpoint resource.
</p>

@param ruleSetId
       The identifier of an existing rule set that you attach to an ingress endpoint resource.
aws-java-sdk-mailmanager/src/main/java/com/amazonaws/services/mailmanager/model/CreateIngressPointRequest.java