Esempio n. 1
0
    public void process(final HttpRequest request, final HttpContext context)
        throws HttpException, IOException {

      AuthState authState = (AuthState) context.getAttribute(ClientContext.TARGET_AUTH_STATE);

      if (authState.getAuthScheme() != null || authState.hasAuthOptions()) {
        return;
      }

      // If no authState has been established and this is a PUT or POST request, add preemptive
      // authorisation
      String requestMethod = request.getRequestLine().getMethod();
      if (requestMethod.equals(HttpPut.METHOD_NAME) || requestMethod.equals(HttpPost.METHOD_NAME)) {
        CredentialsProvider credentialsProvider =
            (CredentialsProvider) context.getAttribute(ClientContext.CREDS_PROVIDER);
        HttpHost targetHost = (HttpHost) context.getAttribute(ExecutionContext.HTTP_TARGET_HOST);
        Credentials credentials =
            credentialsProvider.getCredentials(
                new AuthScope(targetHost.getHostName(), targetHost.getPort()));
        if (credentials == null) {
          throw new HttpException("No credentials for preemptive authentication");
        }
        authState.update(authScheme, credentials);
      }
    }