public void setEngagements(java.util.Collection<String> engagements) {
        if (engagements == null) {
            this.engagements = null;
            return;
        }

        this.engagements = new java.util.ArrayList<String>(engagements);
    }
<p>
The Amazon Resource Name (ARN) for the contacts and escalation plans that the response plan engages during an
incident.
</p>

@param engagements
       The Amazon Resource Name (ARN) for the contacts and escalation plans that the response plan engages during
       an incident.
aws-java-sdk-ssmincidents/src/main/java/com/amazonaws/services/ssmincidents/model/CreateResponsePlanRequest.java