SSLEngineResult unwrapResult = _sslEngine.unwrap(_encryptedInput, app_in);
BufferUtil.flipToFlush(app_in, pos);
if (DEBUG)
LOG.debug("{} unwrap {}", SslConnection.this, unwrapResult);
HandshakeStatus handshakeStatus = _sslEngine.getHandshakeStatus();
HandshakeStatus unwrapHandshakeStatus = unwrapResult.getHandshakeStatus();
Status unwrapResultStatus = unwrapResult.getStatus();
_underFlown = unwrapResultStatus == Status.BUFFER_UNDERFLOW;
if (_underFlown)