com.google.api.client.googleapis.auth.oauth2.GoogleAuthorizationCodeFlow Java Examples

/**
 * Creates an authorized Credential object.
 *
 * @return an authorized Credential object.
 * @throws IOException In the event authorization fails.
 */
private static Credential authorize() throws IOException {
	// Load client secrets.
	//InputStream in = CalendarAuth.class.getResourceAsStream("/client_secret.json"); <- incase it breaks, this is still here
	InputStream in = new FileInputStream(new File("client_secret.json"));
	GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

	// Build flow and trigger user authorization request.
	GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES).setDataStoreFactory(DATA_STORE_FACTORY).setAccessType("offline").build();
	Credential credential = new AuthorizationCodeInstalledApp(flow, new LocalServerReceiver()).authorize("user");
	Logger.getLogger().debug("Credentials saved to " + DATA_STORE_DIR.getAbsolutePath(), false);

	//Try to close input stream since I don't think it was ever closed?
	in.close();

	return credential;
}
 

/**
 * Creates an authorized Credential object.
 * @param HTTP_TRANSPORT The network HTTP Transport.
 * @return An authorized Credential object.
 * @throws IOException If the credentials.json file cannot be found.
 */
private static Credential getCredentials(final NetHttpTransport HTTP_TRANSPORT) throws IOException {
    // Load client secrets.
    InputStream in = Main.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
            HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
            .setDataStoreFactory(new FileDataStoreFactory(new java.io.File(TOKENS_DIRECTORY_PATH)))
            .setAccessType("offline")
            .build();
    LocalServerReceiver receiver = new LocalServerReceiver.Builder().setPort(8888).build();
    return new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
}
 

/**
 * Creates an authorized Credential object.
 *
 * @return an authorized Credential object.
 * @throws IOException
 */
public static Credential authorize() throws IOException {
    // Load client secrets.
    InputStream in = DriveActivityQuickstart.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets =
            GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow =
            new GoogleAuthorizationCodeFlow.Builder(
                            HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
                    .setDataStoreFactory(DATA_STORE_FACTORY)
                    .setAccessType("offline")
                    .build();
    Credential credential =
            new AuthorizationCodeInstalledApp(flow, new LocalServerReceiver())
                    .authorize("user");
    System.out.println("Credentials saved to " + DATA_STORE_DIR.getAbsolutePath());
    return credential;
}
 

/**
 * Creates an authorized Credential object.
 * @param HTTP_TRANSPORT The network HTTP Transport.
 * @return An authorized Credential object.
 * @throws IOException If the credentials.json file cannot be found.
 */
private static Credential getCredentials(final NetHttpTransport HTTP_TRANSPORT) throws IOException {
    // Load client secrets.
    InputStream in = AppsScriptQuickstart.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
            HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
            .setDataStoreFactory(new FileDataStoreFactory(new java.io.File(TOKENS_DIRECTORY_PATH)))
            .setAccessType("offline")
            .build();
    LocalServerReceiver receiver = new LocalServerReceiver.Builder().setPort(8888).build();
    return new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
}
 

@GET
public Response getGoogleCallbackURL(@Context HttpServletRequest request) {

    JsonFactory jsonFactory = new JacksonFactory();
    HttpTransport httpTransport = new NetHttpTransport();

    GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow(httpTransport, jsonFactory, config.google_key, config.google_secret, Arrays
                    .asList("https://www.googleapis.com/auth/userinfo.profile", "https://www.googleapis.com/auth/userinfo.email"));

    try {
        // google will tell the users browser to go to this address once
        // they are done authing.
        String callbackURL = config.authUrl + "/GoogleCallback";
        request.getSession().setAttribute("google", flow);

        String authorizationUrl = flow.newAuthorizationUrl().setRedirectUri(callbackURL).build();

        // send the user to google to be authenticated.
        return Response.temporaryRedirect(new URI(authorizationUrl)).build();
    } catch (Exception e) {
        e.printStackTrace();
        return Response.status(500).build();
    }
}
 

private static AdManagerSession createDfpSession(DataStoreFactory storeFactory, String userId)
    throws IOException, ValidationException, ConfigurationLoadException {

  // Create a GoogleCredential with minimal information.
  GoogleAuthorizationCodeFlow authorizationFlow =
      new GoogleAuthorizationCodeFlow.Builder(
              new NetHttpTransport(),
              new JacksonFactory(),
              CLIENT_ID,
              CLIENT_SECRET,
              Arrays.asList(SCOPE))
          .setDataStoreFactory(storeFactory)
          .build();

  // Load the credential.
  Credential credential = authorizationFlow.loadCredential(userId);

  // Construct a AdManagerSession.
  return new AdManagerSession.Builder().fromFile().withOAuth2Credential(credential).build();
}
 

/**
 * Authorizes the user and creates an authorized Credential.
 * @return an authorized Credential
 */
private Credential authorizeAndCreateCredentials() throws IOException {
    GoogleClientSecrets clientSecrets = loadClientSecretFromJson();

    GoogleAuthorizationCodeFlow flow = buildFlow(clientSecrets);

    if (shouldUseFreshCredentials) {
        flow.getCredentialDataStore().delete(username);
    }

    if (flow.getCredentialDataStore().get(username) == null) {
        System.out.println("Please login as: " + username);
    }

    return getCredentialFromFlow(flow);
}
 

/**
 * Authorizes the installed application to access user's protected data.
 *
 * @param scopes list of scopes needed to run youtube upload.
 * @param clientSecret the client secret from Google API console
 * @param credentialDatastore name of the credential datastore to cache OAuth tokens
 */
public static Credential authorize(
    Collection<String> scopes, String clientSecret, String credentialDatastore)
    throws IOException {
  // Load client secrets
  GoogleClientSecrets clientSecrets =
      GoogleClientSecrets.load(JSON_FACTORY, new StringReader(clientSecret));

  // This creates the credentials datastore at ~/.oauth-credentials/${credentialDatastore}
  FileDataStoreFactory fileDataStoreFactory =
      new FileDataStoreFactory(new File(getCredentialsDirectory()));
  DataStore<StoredCredential> datastore = fileDataStoreFactory.getDataStore(credentialDatastore);

  GoogleAuthorizationCodeFlow flow =
      new GoogleAuthorizationCodeFlow.Builder(HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, scopes)
          .setCredentialDataStore(datastore)
          .build();

  // authorize
  return new AuthorizationCodeInstalledApp(flow, new LocalServerReceiver()).authorize("user");
}
 

/** Authorizes the installed application to access user's protected data. */
private static Credential authorize() throws Exception {
  // load client secrets
  GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY,
      new InputStreamReader(AdExchangeSellerSample.class.getResourceAsStream(
          "/client_secrets.json")));
  if (clientSecrets.getDetails().getClientId().startsWith("Enter")
      || clientSecrets.getDetails().getClientSecret().startsWith("Enter ")) {
    System.out.println("Enter Client ID and Secret from "
        + "https://code.google.com/apis/console/?api=adexchangeseller into "
        + "adexchangeseller-cmdline-sample/src/main/resources/client_secrets.json");
    System.exit(1);
  }
  // set up authorization code flow
  GoogleAuthorizationCodeFlow flow =
      new GoogleAuthorizationCodeFlow.Builder(
          httpTransport,
          JSON_FACTORY,
          clientSecrets,
          Collections.singleton(AdExchangeSellerScopes.ADEXCHANGE_SELLER_READONLY)
      ).setDataStoreFactory(dataStoreFactory).build();
  // authorize
  return new AuthorizationCodeInstalledApp(flow, new LocalServerReceiver()).authorize("user");
}
 

/** Authorizes the installed application to access user's protected data. */
private static Credential authorize() throws Exception {
  // load client secrets
  GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY,
      new InputStreamReader(AdExchangeSellerSample.class.getResourceAsStream(
          "/client_secrets.json")));
  if (clientSecrets.getDetails().getClientId().startsWith("Enter")
      || clientSecrets.getDetails().getClientSecret().startsWith("Enter ")) {
    System.out.println("Enter Client ID and Secret from "
        + "https://code.google.com/apis/console/?api=adexchangeseller into "
        + "adexchangeseller-cmdline-sample/src/main/resources/client_secrets.json");
    System.exit(1);
  }
  // set up authorization code flow
  GoogleAuthorizationCodeFlow flow =
      new GoogleAuthorizationCodeFlow.Builder(
          httpTransport,
          JSON_FACTORY,
          clientSecrets,
          Collections.singleton(AdExchangeSellerScopes.ADEXCHANGE_SELLER_READONLY)
      ).setDataStoreFactory(dataStoreFactory).build();
  // authorize
  return new AuthorizationCodeInstalledApp(flow, new LocalServerReceiver()).authorize("user");
}
 

/**
 * Creates an authorized Credential object.
 * @return an authorized Credential object.
 * @throws IOException
 */
public static Credential authorize() throws IOException {
    // Load client secrets.
    InputStream in =
        DriveActivityQuickstart.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets =
            GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow =
            new GoogleAuthorizationCodeFlow.Builder(
                    HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
            .setDataStoreFactory(DATA_STORE_FACTORY)
            .setAccessType("offline")
            .build();
    Credential credential = new AuthorizationCodeInstalledApp(
        flow, new LocalServerReceiver()).authorize("user");
    System.out.println(
            "Credentials saved to " + DATA_STORE_DIR.getAbsolutePath());
    return credential;
}
 

/**
 * Creates an authorized Credential object.
 * @param HTTP_TRANSPORT The network HTTP Transport.
 * @return An authorized Credential object.
 * @throws IOException If the credentials.json file cannot be found.
 */
private static Credential getCredentials(final NetHttpTransport HTTP_TRANSPORT) throws IOException {
    // Load client secrets.
    InputStream in = DriveQuickstart.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
            HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
            .setDataStoreFactory(new FileDataStoreFactory(new java.io.File(TOKENS_DIRECTORY_PATH)))
            .setAccessType("offline")
            .build();
    LocalServerReceiver receiver = new LocalServerReceiver.Builder().setPort(8888).build();
    return new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
}
 

/** Authorizes the installed application to access user's protected data. 
* @throws Exception */
 private static Credential authorize() throws Exception {
   // load client secrets
   clientSecrets = GoogleClientSecrets.load(JSON_FACTORY,
       new InputStreamReader(Main.class.getResourceAsStream("/client_secrets.json")));
   if (clientSecrets.getDetails().getClientId().startsWith("Enter")
       || clientSecrets.getDetails().getClientSecret().startsWith("Enter")) {
     System.out.println("Enter Client ID and Secret from https://code.google.com/apis/console/ "
         + "into google-sites-liberation/src/main/resources/client_secrets.json");
     System.exit(1);
   }
   // set up authorization code flow
   GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
       httpTransport, JSON_FACTORY, clientSecrets, SCOPES).setDataStoreFactory(
       dataStoreFactory).setAccessType("offline").build();
   
   //Loading receiver on 8080 port (you can change this if already in use) 
   LocalServerReceiver localServerReceiver = new LocalServerReceiver.Builder().setPort( 8080 ).build(); 
   
   // authorize
   return new AuthorizationCodeInstalledApp(flow, localServerReceiver).authorize("user");
 }
 

/** Authorizes the installed application to access user's protected data. 
* @throws Exception */
 private static Credential authorize() throws Exception {
   // load client secrets
   clientSecrets = GoogleClientSecrets.load(JSON_FACTORY,
       new InputStreamReader(Main.class.getResourceAsStream("/client_secrets.json")));
   if (clientSecrets.getDetails().getClientId().startsWith("Enter")
       || clientSecrets.getDetails().getClientSecret().startsWith("Enter")) {
     System.out.println("Enter Client ID and Secret from https://code.google.com/apis/console/ "
         + "into google-sites-liberation/src/main/resources/client_secrets.json");
     System.exit(1);
   }
   // set up authorization code flow
   GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
       httpTransport, JSON_FACTORY, clientSecrets, SCOPES).setDataStoreFactory(
       dataStoreFactory).setAccessType("offline").build();
   
   //Loading receiver on 8080 port (you can change this if already in use) 
   LocalServerReceiver localServerReceiver = new LocalServerReceiver.Builder().setPort( 8080 ).build(); 
   
   // authorize
   return new AuthorizationCodeInstalledApp(flow, localServerReceiver).authorize("user");
 }
 

/**
 * Creates an authorized Credential object.
 * @param HTTP_TRANSPORT The network HTTP Transport.
 * @return An authorized Credential object.
 * @throws IOException If the credentials.json file cannot be found.
 */
private static Credential getCredentials(final NetHttpTransport HTTP_TRANSPORT) throws IOException {
    // Load client secrets.
    InputStream in = ClassroomQuickstart.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
            HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
            .setDataStoreFactory(new FileDataStoreFactory(new java.io.File(TOKENS_DIRECTORY_PATH)))
            .setAccessType("offline")
            .build();
    LocalServerReceiver receiver = new LocalServerReceiver.Builder().setPort(8888).build();
    return new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
}
 

/**
 * Creates an authorized Credential object.
 * @param HTTP_TRANSPORT The network HTTP Transport.
 * @return An authorized Credential object.
 * @throws IOException If the credentials.json file cannot be found.
 */
private static Credential getCredentials(final NetHttpTransport HTTP_TRANSPORT) throws IOException {
    // Load client secrets.
    InputStream in = SheetsQuickstart.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
            HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
            .setDataStoreFactory(new FileDataStoreFactory(new java.io.File(TOKENS_DIRECTORY_PATH)))
            .setAccessType("offline")
            .build();
    LocalServerReceiver receiver = new LocalServerReceiver.Builder().setPort(8888).build();
    return new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
}
 

/**
 * Creates an authorized Credential object.
 * @param HTTP_TRANSPORT The network HTTP Transport.
 * @return An authorized Credential object.
 * @throws IOException If the credentials.json file cannot be found.
 */
private static Credential getCredentials(final NetHttpTransport HTTP_TRANSPORT) throws IOException {
    // Load client secrets.
    InputStream in = PeopleQuickstart.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
            HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
            .setDataStoreFactory(new FileDataStoreFactory(new java.io.File(TOKENS_DIRECTORY_PATH)))
            .setAccessType("offline")
            .build();
    LocalServerReceiver receiver = new LocalServerReceiver.Builder().setPort(8888).build();
    return new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
}
 

private Credential authorize() throws IOException {
  InputStream
      in =
      new FileInputStream( resolveCredentialsPath() + "/" + resourceBundle.getString( "client.secrets" ) );
  GoogleClientSecrets clientSecrets = GoogleClientSecrets.load( JSON_FACTORY, new InputStreamReader( in ) );

  GoogleAuthorizationCodeFlow
      flow =
      new GoogleAuthorizationCodeFlow.Builder( HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES )
          .setDataStoreFactory( DATA_STORE_FACTORY ).setAccessType( "offline" ).build();

  Credential
      credential =
      new CustomAuthorizationCodeInstalledApp( flow, new CustomLocalServerReceiver() ).authorize( "user" );
  return credential;
}
 

/**
 * Creates an authorized Credential object.
 * @param HTTP_TRANSPORT The network HTTP Transport.
 * @return An authorized Credential object.
 * @throws IOException If the credentials.json file cannot be found.
 */
private static Credential getCredentials(final NetHttpTransport HTTP_TRANSPORT) throws IOException {
    // Load client secrets.
    InputStream in = SlidesQuickstart.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
            HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
            .setDataStoreFactory(new FileDataStoreFactory(new java.io.File(TOKENS_DIRECTORY_PATH)))
            .setAccessType("offline")
            .build();
    LocalServerReceiver receiver = new LocalServerReceiver.Builder().setPort(8888).build();
    return new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
}
 

/**
 * Creates an authorized Credential object.
 *
 * @return an authorized Credential object.
 * @throws IOException
 */
public static Credential authorize() throws IOException {
  // Load client secrets.
  InputStream in = MigrationHelper.class.getResourceAsStream("/credentials.json");
  GoogleClientSecrets clientSecrets =
      GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

  // Build flow and trigger user authorization request.
  GoogleAuthorizationCodeFlow flow =
      new GoogleAuthorizationCodeFlow.Builder(HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
          .setDataStoreFactory(DATA_STORE_FACTORY)
          .setAccessType("offline")
          .build();
  Credential credential =
      new AuthorizationCodeInstalledApp(flow, new LocalServerReceiver()).authorize("user");
  System.out.println("Credentials saved to " + DATA_STORE_DIR.getAbsolutePath());
  return credential;
}
 

/**
 * Creates an authorized Credential object.
 * @return an authorized Credential object.
 * @throws IOException
 */
public static Credential authorize() throws IOException {
    // Load client secrets.
    InputStream in =
        Quickstart.class.getResourceAsStream("/credentials.json");
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets =
            GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow =
            new GoogleAuthorizationCodeFlow.Builder(
                    HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
            .setDataStoreFactory(DATA_STORE_FACTORY)
            .setAccessType("offline")
            .build();
    Credential credential = new AuthorizationCodeInstalledApp(
        flow, new LocalServerReceiver()).authorize("user");
    System.out.println(
            "Credentials saved to " + DATA_STORE_DIR.getAbsolutePath());
    return credential;
}
 

/**
 * Creates an authorized Credential object.
 * @param HTTP_TRANSPORT The network HTTP Transport.
 * @return An authorized Credential object.
 * @throws IOException If the credentials.json file cannot be found.
 */
private static Credential getCredentials(final NetHttpTransport HTTP_TRANSPORT) throws IOException {
    // Load client secrets.
    InputStream in = DocsQuickstart.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
            HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
            .setDataStoreFactory(new FileDataStoreFactory(new java.io.File(TOKENS_DIRECTORY_PATH)))
            .setAccessType("offline")
            .build();
    LocalServerReceiver receiver = new LocalServerReceiver.Builder().setPort(8888).build();
    return new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
}
 

/**
 * Creates an authorized Credential object.
 *
 * @param HTTP_TRANSPORT The network HTTP Transport.
 * @return An authorized Credential object.
 * @throws IOException If the credentials.json file cannot be found.
 */
private static Credential getCredentials(final NetHttpTransport HTTP_TRANSPORT)
        throws IOException {
    // Load client secrets.
    InputStream in = OutputJSON.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    GoogleClientSecrets credentials =
            GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow =
            new GoogleAuthorizationCodeFlow.Builder(HTTP_TRANSPORT, JSON_FACTORY, credentials, SCOPES)
                    .setDataStoreFactory(new FileDataStoreFactory(new java.io.File(TOKENS_DIRECTORY_PATH)))
                    .setAccessType("offline")
                    .build();
    LocalServerReceiver receiver = new LocalServerReceiver.Builder().setPort(8888).build();
    return new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
}
 

/**
 * Creates an authorized Credential object.
 * @param HTTP_TRANSPORT The network HTTP Transport.
 * @return An authorized Credential object.
 * @throws IOException If the credentials.json file cannot be found.
 */
private static Credential getCredentials(final NetHttpTransport HTTP_TRANSPORT) throws IOException {
    // Load client secrets.
    InputStream in = TasksQuickstart.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
            HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
            .setDataStoreFactory(new FileDataStoreFactory(new java.io.File(TOKENS_DIRECTORY_PATH)))
            .setAccessType("offline")
            .build();
    LocalServerReceiver receiver = new LocalServerReceiver.Builder().setPort(8888).build();
    return new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
}
 

/**
 * Creates an authorized Credential object.
 * @param HTTP_TRANSPORT The network HTTP Transport.
 * @return An authorized Credential object.
 * @throws IOException If the credentials.json file cannot be found.
 */
private static Credential getCredentials(final NetHttpTransport HTTP_TRANSPORT) throws IOException {
    // Load client secrets.
    InputStream in = AdminSDKResellerQuickstart.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
            HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
            .setDataStoreFactory(new FileDataStoreFactory(new java.io.File(TOKENS_DIRECTORY_PATH)))
            .setAccessType("offline")
            .build();
    LocalServerReceiver receiver = new LocalServerReceiver.Builder().setPort(8888).build();
    return new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
}
 

/**
 * Creates an authorized Credential object.
 * @param HTTP_TRANSPORT The network HTTP Transport.
 * @return An authorized Credential object.
 * @throws IOException If the credentials.json file cannot be found.
 */
private static Credential getCredentials(final NetHttpTransport HTTP_TRANSPORT) throws IOException {
    // Load client secrets.
    InputStream in = AdminSDKDirectoryQuickstart.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
            HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
            .setDataStoreFactory(new FileDataStoreFactory(new java.io.File(TOKENS_DIRECTORY_PATH)))
            .setAccessType("offline")
            .build();
    LocalServerReceiver receiver = new LocalServerReceiver.Builder().setPort(8888).build();
    return new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
}
 

/**
 * Creates an authorized Credential object.
 * @param HTTP_TRANSPORT The network HTTP Transport.
 * @return An authorized Credential object.
 * @throws IOException If the credentials.json file cannot be found.
 */
private static Credential getCredentials(final NetHttpTransport HTTP_TRANSPORT) throws IOException {
    // Load client secrets.
    InputStream in = AdminSDKReportsQuickstart.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
            HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
            .setDataStoreFactory(new FileDataStoreFactory(new java.io.File(TOKENS_DIRECTORY_PATH)))
            .setAccessType("offline")
            .build();
    LocalServerReceiver receiver = new LocalServerReceiver.Builder().setPort(8888).build();
    return new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
}
 

/**
 * Creates an authorized Credential object.
 * @param HTTP_TRANSPORT The network HTTP Transport.
 * @return An authorized Credential object.
 * @throws IOException If the credentials.json file cannot be found.
 */
private static Credential getCredentials(final NetHttpTransport HTTP_TRANSPORT) throws IOException {
    // Load client secrets.
    InputStream in = GmailQuickstart.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
            HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
            .setDataStoreFactory(new FileDataStoreFactory(new java.io.File(TOKENS_DIRECTORY_PATH)))
            .setAccessType("offline")
            .build();
    LocalServerReceiver receiver = new LocalServerReceiver.Builder().setPort(8888).build();
    return new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
}
 

/**
 * Creates an authorized Credential object.
 * @param HTTP_TRANSPORT The network HTTP Transport.
 * @return An authorized Credential object.
 * @throws IOException If the credentials.json file cannot be found.
 */
private static Credential getCredentials(final NetHttpTransport HTTP_TRANSPORT) throws IOException {
    // Load client secrets.
    InputStream in = CalendarQuickstart.class.getResourceAsStream(CREDENTIALS_FILE_PATH);
    if (in == null) {
        throw new FileNotFoundException("Resource not found: " + CREDENTIALS_FILE_PATH);
    }
    GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));

    // Build flow and trigger user authorization request.
    GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(
            HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
            .setDataStoreFactory(new FileDataStoreFactory(new java.io.File(TOKENS_DIRECTORY_PATH)))
            .setAccessType("offline")
            .build();
    LocalServerReceiver receiver = new LocalServerReceiver.Builder().setPort(8888).build();
    return new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
}
 

/** Authorizes the installed application to access user's protected data. */
public static Credential authorize(List<String> scopes) throws Exception {
  // Load client secrets.
  GoogleClientSecrets clientSecrets = GoogleClientSecrets.load(JSON_FACTORY,
      new InputStreamReader(SyncTokenSample.class.getResourceAsStream("/client_secrets.json")));
  if (clientSecrets.getDetails().getClientId().startsWith("Enter")
      || clientSecrets.getDetails().getClientSecret().startsWith("Enter")) {
    System.out.println(
        "Overwrite the src/main/resources/client_secrets.json file with the client secrets file "
        + "you downloaded from your Google Developers Console project.");
    System.exit(1);
  }

  GoogleAuthorizationCodeFlow flow = new GoogleAuthorizationCodeFlow.Builder(httpTransport,
      JSON_FACTORY, clientSecrets, scopes).setDataStoreFactory(dataStoreFactory).build();
  // Authorize.
  LocalServerReceiver receiver = new LocalServerReceiver.Builder().setPort(8888).build();
  return new AuthorizationCodeInstalledApp(flow, receiver).authorize("user");
}