public String getCustomCertificateArn() {
        return this.customCertificateArn;
    }
<p>
The Amazon resource name (ARN) for a custom certificate that you have already added to Certificate Manager in
your Amazon Web Services account.
</p>
<p>
This field is required only when the certificate type is <code>CUSTOM</code>.
</p>

@return The Amazon resource name (ARN) for a custom certificate that you have already added to Certificate
        Manager in your Amazon Web Services account. </p>
        <p>
        This field is required only when the certificate type is <code>CUSTOM</code>.
aws-java-sdk-amplify/src/main/java/com/amazonaws/services/amplify/model/Certificate.java