Java HttpStatus.SC_UNAUTHORIZED屬性代碼示例

private static void tryAuthentication(RemoteFileReference wsReference) throws Exception {
	URL urlToConnect = wsReference.getUrl();
	String wsdlUrl = wsReference.getUrlpath();
	String username = wsReference.getAuthUser();
	String password = wsReference.getAuthPassword();
	
       HttpClient client = new HttpClient();

	client.getState().setCredentials(
			new AuthScope(urlToConnect.getHost(), urlToConnect.getPort()),
			new UsernamePasswordCredentials(username, password)
	);
       
       GetMethod get = new GetMethod(wsdlUrl);
       get.setDoAuthentication( true );
       
       int statuscode = client.executeMethod(get);
       
       if (statuscode == HttpStatus.SC_UNAUTHORIZED) {
       	throw new Exception(HttpStatus.SC_UNAUTHORIZED + " - Unauthorized connection!");
       }
}
 

@NotNull
public static String messageForStatusCode(int statusCode) {
  if (statusCode == HttpStatus.SC_UNAUTHORIZED) {
    return message("failure.login");
  }
  else if (statusCode == HttpStatus.SC_FORBIDDEN) {
    return message("failure.permissions");
  }
  return message("failure.http.error", statusCode, HttpStatus.getStatusText(statusCode));
}
 

/**
 * Execute a method in a new HttpClient instance.
 * If the auth failed, authenticate then retry the method.
 *
 * @param method methot to exec
 * @param <M> Method type
 * @return the status code
 * @throws IOException on any failure
 */
private <M extends HttpMethod> int exec(M method) throws IOException {
  final HttpClient client = new HttpClient();
  if (proxyHost != null) {
    client.getParams().setParameter(ConnRoutePNames.DEFAULT_PROXY,
            new HttpHost(proxyHost, proxyPort));
  }

  int statusCode = execWithDebugOutput(method, client);

  if ((statusCode == HttpStatus.SC_UNAUTHORIZED
          || statusCode == HttpStatus.SC_BAD_REQUEST)
          && method instanceof AuthPostMethod
          && !useKeystoneAuthentication) {
    if (LOG.isDebugEnabled()) {
      LOG.debug("Operation failed with status " + method.getStatusCode() +
               " attempting keystone auth");
    }
    //if rackspace key authentication failed - try custom Keystone authentication
    useKeystoneAuthentication = true;
    final AuthPostMethod authentication = (AuthPostMethod) method;
    //replace rackspace auth with keystone one
    authentication.setRequestEntity(getAuthenticationRequst(keystoneAuthRequest));
    statusCode = execWithDebugOutput(method, client);
  }

  if (statusCode == HttpStatus.SC_UNAUTHORIZED ) {
    //unauthed -or the auth uri rejected it.

    if (method instanceof AuthPostMethod) {
        //unauth response from the AUTH URI itself.
        throw new SwiftAuthenticationFailedException(authRequest.toString(),
                                                     "auth",
                                                     authUri,
                                                     method);
    }
    //any other URL: try again
    if (LOG.isDebugEnabled()) {
      LOG.debug("Reauthenticating");
    }
    //re-auth, this may recurse into the same dir
    authenticate();
    if (LOG.isDebugEnabled()) {
      LOG.debug("Retrying original request");
    }
    statusCode = execWithDebugOutput(method, client);
  }
  return statusCode;
}
 

/**
 * Execute the given method, authenticated as the given user using ticket-based authentication.
 * @param method method to execute
 * @param userName name of user to authenticate
 * @return status-code resulting from the request
 */
private <T extends Object> T executeWithTicketAuthentication(HttpMethod method, String userName, String password, HttpRequestCallback<T> callback)
{
    String ticket = authDetailProvider.getTicketForUser(userName);
    if(ticket == null)
    {
       ticket = fetchLoginTicket(userName, password);
       authDetailProvider.updateTicketForUser(userName, ticket);
    }
    
    
    
    try
    {
        HttpState state = applyTicketToMethod(method, ticket);
        
       // Try executing the method
        int result = httpProvider.getHttpClient().executeMethod(null, method, state);
        
        if(result == HttpStatus.SC_UNAUTHORIZED || result == HttpStatus.SC_FORBIDDEN)
        {
            method.releaseConnection();
            if(!method.validate())
            {
                throw new RuntimeException("Ticket re-authentication failed for user " + userName + " (HTTPMethod not reusable)");
            }
            // Fetch new ticket, store and apply to HttpMethod
            ticket = fetchLoginTicket(userName, userName);
            authDetailProvider.updateTicketForUser(userName, ticket);
            
            state = applyTicketToMethod(method, ticket);
            
            // Run method agian with new ticket
            result = httpProvider.getHttpClient().executeMethod(null, method, state);
        }
       
        if(callback != null)
        {
            return callback.onCallSuccess(method);
        }
        
        return null;
    }
    catch(Throwable t)
    {
        boolean handled = false;
        // Delegate to callback to handle error. If not available, throw exception
        if(callback != null)
        {
            handled = callback.onError(method, t);
        }
        
        if(!handled)
        {
            throw new RuntimeException("Error while executing HTTP-call (" + method.getPath() +")", t);
        }
        return null;
        
    }
    finally
    {
        method.releaseConnection();
    }
    
}
 

/**
 * Execute a method in a new HttpClient instance.
 * If the auth failed, authenticate then retry the method.
 *
 * @param method method to exec
 * @param <M> Method type
 * @return the status code
 * @throws IOException on any failure
 */
private <M extends HttpMethod> int exec(M method) throws IOException {
  final HttpClient client = new HttpClient();
  if (proxyHost != null) {
    client.getParams().setParameter(ConnRoutePNames.DEFAULT_PROXY,
            new HttpHost(proxyHost, proxyPort));
  }

  int statusCode = execWithDebugOutput(method, client);

  if ((statusCode == HttpStatus.SC_UNAUTHORIZED
          || statusCode == HttpStatus.SC_BAD_REQUEST)
          && method instanceof AuthPostMethod
          && !useKeystoneAuthentication) {
    if (LOG.isDebugEnabled()) {
      LOG.debug("Operation failed with status " + method.getStatusCode() +
               " attempting keystone auth");
    }
    //if rackspace key authentication failed - try custom Keystone authentication
    useKeystoneAuthentication = true;
    final AuthPostMethod authentication = (AuthPostMethod) method;
    //replace rackspace auth with keystone one
    authentication.setRequestEntity(getAuthenticationRequst(keystoneAuthRequest));
    statusCode = execWithDebugOutput(method, client);
  }

  if (statusCode == HttpStatus.SC_UNAUTHORIZED ) {
    //unauthed -or the auth uri rejected it.

    if (method instanceof AuthPostMethod) {
        //unauth response from the AUTH URI itself.
        throw new SwiftAuthenticationFailedException(authRequest.toString(),
                                                     "auth",
                                                     authUri,
                                                     method);
    }
    //any other URL: try again
    if (LOG.isDebugEnabled()) {
      LOG.debug("Reauthenticating");
    }
    //re-auth, this may recurse into the same dir
    authenticate();
    if (LOG.isDebugEnabled()) {
      LOG.debug("Retrying original request");
    }
    statusCode = execWithDebugOutput(method, client);
  }
  return statusCode;
}