SignedCertificateTimestampExtensionHandler extends
        ExtensionHandler<SignedCertificateTimestampExtensionMessage> { @Override public SignedCertificateTimestampExtensionPreparator getPreparator( SignedCertificateTimestampExtensionMessage message) { return new SignedCertificateTimestampExtensionPreparator(context.getChooser(), message, getSerializer(message)); } SignedCertificateTimestampExtensionHandler(TlsContext context); @Override SignedCertificateTimestampExtensionParser getParser(byte[] message, int pointer); @Override SignedCertificateTimestampExtensionPreparator getPreparator(
            SignedCertificateTimestampExtensionMessage message); @Override SignedCertificateTimestampExtensionSerializer getSerializer(
            SignedCertificateTimestampExtensionMessage message); @Override void adjustTLSExtensionContext(SignedCertificateTimestampExtensionMessage message);  }
@Test public void testGetPreparator() { assertTrue(handler.getPreparator(new SignedCertificateTimestampExtensionMessage()) instanceof SignedCertificateTimestampExtensionPreparator); }