public String getCertificateChain() {
        return this.certificateChain;
    }
<p>
[Deprecated] The intermediate certificates and optionally the root certificate, one after the other without any
blank lines, used by an edge-optimized endpoint for this domain name. If you include the root certificate, your
certificate chain must start with intermediate certificates and end with the root certificate. Use the
intermediate certificates that were provided by your certificate authority. Do not include any intermediaries
that are not in the chain of trust path.
</p>

@return [Deprecated] The intermediate certificates and optionally the root certificate, one after the other
        without any blank lines, used by an edge-optimized endpoint for this domain name. If you include the root
        certificate, your certificate chain must start with intermediate certificates and end with the root
        certificate. Use the intermediate certificates that were provided by your certificate authority. Do not
        include any intermediaries that are not in the chain of trust path.
aws-java-sdk-api-gateway/src/main/java/com/amazonaws/services/apigateway/model/CreateDomainNameRequest.java