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

        this.availabilityZones = new java.util.ArrayList<String>(availabilityZones);
    }
<p>
A list of Amazon Web Services Availability Zones.
</p>

@param availabilityZones
       A list of Amazon Web Services Availability Zones.
aws-java-sdk-health/src/main/java/com/amazonaws/services/health/model/EventFilter.java