public PutVoiceConnectorProxyRequest withPhoneNumberPoolCountries(java.util.Collection<String> phoneNumberPoolCountries) {
        setPhoneNumberPoolCountries(phoneNumberPoolCountries);
        return this;
    }
<p>
The countries for proxy phone numbers to be selected from.
</p>

@param phoneNumberPoolCountries
       The countries for proxy phone numbers to be selected from.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-chimesdkvoice/src/main/java/com/amazonaws/services/chimesdkvoice/model/PutVoiceConnectorProxyRequest.java