}
        } finally {
            this.socket.setSoTimeout(this.transportContext.getConfig().getSoTimeout());
        }
        final int size = Encdec.dec_uint16be(this.sbuf, 2) & 0xFFFF;
        if (size < 33 || 4 + size > this.sbuf.length) {
            throw new IOException("Invalid payload size: " + size);
        }