if (debug != null && Debug.isOn("handshake")) {
mesg.print(System.out);
}
if (protocolVersion.v >= ProtocolVersion.TLS12.v) {
SignatureAndHashAlgorithm signAlg =
mesg.getPreferableSignatureAlgorithm();
if (signAlg == null) {
throw new SSLHandshakeException(
"Illegal CertificateVerify message");
}