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

        this.ntpServers = new java.util.ArrayList<String>(ntpServers);
    }
<p>
NTP servers to use, in order of preference.
</p>

@param ntpServers
       NTP servers to use, in order of preference.
aws-java-sdk-panorama/src/main/java/com/amazonaws/services/panorama/model/NtpPayload.java