public void setCertificateAuthorityArn(String certificateAuthorityArn) {
        this.certificateAuthorityArn = certificateAuthorityArn;
    }
<p>
The Amazon Resource Number (ARN) of the private CA from which the permission was issued.
</p>

@param certificateAuthorityArn
       The Amazon Resource Number (ARN) of the private CA from which the permission was issued.
aws-java-sdk-acmpca/src/main/java/com/amazonaws/services/acmpca/model/Permission.java