3.3. 为 Hot Rod 客户端配置身份验证机制

String token = "..."; // Obtain the token from your OAuth2 provider
TokenCallbackHandler tokenHandler = new TokenCallbackHandler(token);
ConfigurationBuilder clientBuilder = new ConfigurationBuilder();
clientBuilder.addServer()
               .host("127.0.0.1")
               .port(11222)
             .security()
               .authentication()
               .saslMechanism("OAUTHBEARER")
               .callbackHandler(tokenHandler);
remoteCacheManager = new RemoteCacheManager(clientBuilder.build());
RemoteCache<String, String> cache = remoteCacheManager.getCache("secured");
// Refresh the token
tokenHandler.setToken("newToken");

public class MyCallbackHandler implements CallbackHandler {
   final private String username;
   final private char[] password;
   final private String realm;

   public MyCallbackHandler(String username, String realm, char[] password) {
      this.username = username;
      this.password = password;
      this.realm = realm;
   }

   @Override
   public void handle(Callback[] callbacks) throws IOException, UnsupportedCallbackException {
      for (Callback callback : callbacks) {
         if (callback instanceof NameCallback) {
            NameCallback nameCallback = (NameCallback) callback;
            nameCallback.setName(username);
         } else if (callback instanceof PasswordCallback) {
            PasswordCallback passwordCallback = (PasswordCallback) callback;
            passwordCallback.setPassword(password);
         } else if (callback instanceof AuthorizeCallback) {
            AuthorizeCallback authorizeCallback = (AuthorizeCallback) callback;
            authorizeCallback.setAuthorized(authorizeCallback.getAuthenticationID().equals(
                  authorizeCallback.getAuthorizationID()));
         } else if (callback instanceof RealmCallback) {
            RealmCallback realmCallback = (RealmCallback) callback;
            realmCallback.setText(realm);
         } else {
            throw new UnsupportedCallbackException(callback);
         }
      }
   }
}

ConfigurationBuilder clientBuilder = new ConfigurationBuilder();
clientBuilder.addServer()
               .host("127.0.0.1")
               .port(11222)
             .security().authentication()
               .serverName("myhotrodserver")
               .saslMechanism("DIGEST-MD5")
               .callbackHandler(new MyCallbackHandler("myuser","default","qwer1234!".toCharArray()));