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

        this.usernames = new java.util.ArrayList<String>(usernames);
    }
<p>
A list of user names.
</p>

@param usernames
       A list of user names.
aws-java-sdk-chimesdkvoice/src/main/java/com/amazonaws/services/chimesdkvoice/model/ListVoiceConnectorTerminationCredentialsResult.java