import org.apache.cassandra.config.EncryptionOptions.ServerEncryptionOptions; //导入依赖的package包/类
@Test
public void testServerSocketCiphers() throws IOException
{
    ServerEncryptionOptions options = new EncryptionOptions.ServerEncryptionOptions();
    options.keystore = "test/conf/keystore.jks";
    options.keystore_password = "cassandra";
    options.truststore = options.keystore;
    options.truststore_password = options.keystore_password;
    options.cipher_suites = new String[] {
        "TLS_RSA_WITH_AES_128_CBC_SHA", "TLS_RSA_WITH_AES_256_CBC_SHA",
        "TLS_DHE_RSA_WITH_AES_128_CBC_SHA", "TLS_DHE_RSA_WITH_AES_256_CBC_SHA",
        "TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA", "TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA"
    };

    // enabled ciphers must be a subset of configured ciphers with identical order
    try (SSLServerSocket socket = SSLFactory.getServerSocket(options, InetAddress.getLocalHost(), 55123))
    {
        String[] enabled = socket.getEnabledCipherSuites();
        String[] wanted = Iterables.toArray(Iterables.filter(Lists.newArrayList(options.cipher_suites),
                                                             Predicates.in(Lists.newArrayList(enabled))),
                                            String.class);
        assertArrayEquals(wanted, enabled);
    }
}
 

import org.apache.cassandra.config.EncryptionOptions.ServerEncryptionOptions; //导入依赖的package包/类
public static ServerEncryptionOptions getServerEncryptionOptions()
{
    return conf.server_encryption_options;
}