Examples with ContinuationData org.dataportabilityproject.spi.transfer.types.ContinuationData used on opensource projects

Example 1 with ContinuationData

use of org.dataportabilityproject.spi.transfer.types.ContinuationData in project data-transfer-project by google.

the class GoogleCalendarExporter method exportCalendars.

private ExportResult<CalendarContainerResource> exportCalendars(AuthData authData, Optional<PaginationData> pageData) {
    Calendar.CalendarList.List listRequest;
    CalendarList listResult;
    // Get calendar information
    try {
        listRequest = getOrCreateCalendarInterface(authData).calendarList().list();
        if (pageData.isPresent()) {
            StringPaginationToken paginationToken = (StringPaginationToken) pageData.get();
            Preconditions.checkState(paginationToken.getToken().startsWith(CALENDAR_TOKEN_PREFIX), "Token is not applicable");
            listRequest.setPageToken(((StringPaginationToken) pageData.get()).getToken().substring(CALENDAR_TOKEN_PREFIX.length()));
        }
        listResult = listRequest.execute();
    } catch (IOException e) {
        return new ExportResult<CalendarContainerResource>(ResultType.ERROR, e.getMessage());
    }
    // Set up continuation data
    PaginationData nextPageData = null;
    if (listResult.getNextPageToken() != null) {
        nextPageData = new StringPaginationToken(CALENDAR_TOKEN_PREFIX + listResult.getNextPageToken());
    }
    ContinuationData continuationData = new ContinuationData(nextPageData);
    // Process calendar list
    List<CalendarModel> calendarModels = new ArrayList<>(listResult.getItems().size());
    for (CalendarListEntry calendarData : listResult.getItems()) {
        CalendarModel model = convertToCalendarModel(calendarData);
        continuationData.addContainerResource(new IdOnlyContainerResource(calendarData.getId()));
        calendarModels.add(model);
    }
    CalendarContainerResource calendarContainerResource = new CalendarContainerResource(calendarModels, null);
    // Get result type
    ExportResult.ResultType resultType = ResultType.CONTINUE;
    if (calendarModels.isEmpty()) {
        resultType = ResultType.END;
    }
    return new ExportResult<CalendarContainerResource>(resultType, calendarContainerResource, continuationData);
}

Example 2 with ContinuationData

use of org.dataportabilityproject.spi.transfer.types.ContinuationData in project data-transfer-project by google.

the class GoogleContactsExporter method exportContacts.

private ExportResult<ContactsModelWrapper> exportContacts(TokensAndUrlAuthData authData, Optional<PaginationData> pageData) {
    try {
        // Set up connection
        Connections.List connectionsListRequest = getOrCreatePeopleService(authData).people().connections().list(SELF_RESOURCE);
        // Get next page, if we have a page token
        if (pageData.isPresent()) {
            StringPaginationToken paginationToken = (StringPaginationToken) pageData.get();
            connectionsListRequest.setPageToken(paginationToken.getToken());
        }
        // Get list of connections (nb: not a list containing full info of each Person)
        ListConnectionsResponse response = connectionsListRequest.setPersonFields(PERSON_FIELDS).execute();
        List<Person> peopleList = response.getConnections();
        // Get list of resource names, then get list of Persons
        List<String> resourceNames = peopleList.stream().map(Person::getResourceName).collect(Collectors.toList());
        GetPeopleResponse batchResponse = getOrCreatePeopleService(authData).people().getBatchGet().setResourceNames(resourceNames).setPersonFields(PERSON_FIELDS).execute();
        List<PersonResponse> personResponseList = batchResponse.getResponses();
        // Convert Persons to VCards
        List<VCard> vCards = personResponseList.stream().map(a -> convert(a.getPerson())).collect(Collectors.toList());
        // Determine if there's a next page
        StringPaginationToken nextPageData = null;
        if (response.getNextPageToken() != null) {
            nextPageData = new StringPaginationToken(response.getNextPageToken());
        }
        ContinuationData continuationData = new ContinuationData(nextPageData);
        ContactsModelWrapper wrapper = new ContactsModelWrapper(makeVCardString(vCards));
        // Get result type
        ResultType resultType = ResultType.CONTINUE;
        if (nextPageData == null) {
            resultType = ResultType.END;
        }
        return new ExportResult<ContactsModelWrapper>(resultType, wrapper, continuationData);
    } catch (IOException e) {
        return new ExportResult<ContactsModelWrapper>(ResultType.ERROR, e.getMessage());
    }
}

Example 3 with ContinuationData

use of org.dataportabilityproject.spi.transfer.types.ContinuationData in project data-transfer-project by google.

the class GooglePhotosExporter method exportPhotos.

private ExportResult<PhotosContainerResource> exportPhotos(TokensAndUrlAuthData authData, String albumId, Optional<PaginationData> paginationData) {
    try {
        int startItem = 1;
        if (paginationData.isPresent()) {
            String token = ((StringPaginationToken) paginationData.get()).getToken();
            Preconditions.checkArgument(token.startsWith(PHOTO_TOKEN_PREFIX), "Invalid pagination token " + token);
            startItem = Integer.parseInt(token.substring(PHOTO_TOKEN_PREFIX.length()));
        }
        URL photosUrl = new URL(String.format(URL_PHOTO_FEED_FORMAT, albumId, startItem, MAX_RESULTS));
        AlbumFeed photoFeed = getOrCreatePhotosService(authData).getFeed(photosUrl, AlbumFeed.class);
        PaginationData nextPageData = null;
        if (photoFeed.getEntries().size() == MAX_RESULTS) {
            int nextPageStart = startItem + MAX_RESULTS;
            nextPageData = new StringPaginationToken(PHOTO_TOKEN_PREFIX + nextPageStart);
        }
        ContinuationData continuationData = new ContinuationData(nextPageData);
        List<PhotoModel> photos = new ArrayList<>(photoFeed.getEntries().size());
        for (GphotoEntry photo : photoFeed.getEntries()) {
            MediaContent mediaContent = (MediaContent) photo.getContent();
            photos.add(new PhotoModel(photo.getTitle().getPlainText(), mediaContent.getUri(), photo.getDescription().getPlainText(), mediaContent.getMimeType().getMediaType(), albumId));
        }
        PhotosContainerResource containerResource = new PhotosContainerResource(null, photos);
        ResultType resultType = ResultType.CONTINUE;
        if (nextPageData == null) {
            resultType = ResultType.END;
        }
        return new ExportResult<>(resultType, containerResource, continuationData);
    } catch (ServiceException | IOException e) {
        return new ExportResult<>(ResultType.ERROR, e.getMessage());
    }
}

Example 4 with ContinuationData

use of org.dataportabilityproject.spi.transfer.types.ContinuationData in project data-transfer-project by google.

the class GoogleTasksExporter method getTasks.

private ExportResult getTasks(Tasks tasksService, IdOnlyContainerResource resource, PaginationData paginationData) throws IOException {
    Tasks.TasksOperations.List query = tasksService.tasks().list(resource.getId()).setMaxResults(PAGE_SIZE);
    if (paginationData != null) {
        query.setPageToken(((StringPaginationToken) paginationData).getToken());
    }
    com.google.api.services.tasks.model.Tasks result = query.execute();
    List<TaskModel> newTasks = result.getItems().stream().map(t -> new TaskModel(resource.getId(), t.getTitle(), t.getNotes())).collect(Collectors.toList());
    PaginationData newPage = null;
    ResultType resultType = ResultType.END;
    if (result.getNextPageToken() != null) {
        newPage = new StringPaginationToken(result.getNextPageToken());
        resultType = ResultType.CONTINUE;
    }
    TaskContainerResource taskContainerResource = new TaskContainerResource(null, newTasks);
    return new ExportResult<>(resultType, taskContainerResource, new ContinuationData(newPage));
}

Example 5 with ContinuationData

use of org.dataportabilityproject.spi.transfer.types.ContinuationData in project data-transfer-project by google.

the class GoogleCalendarExporterTest method exportEventFirstSet.

@Test
public void exportEventFirstSet() throws IOException {
    setUpSingleEventResponse();
    // Looking at first page, with at least one page after it
    ContainerResource containerResource = new IdOnlyContainerResource(CALENDAR_ID);
    ExportInformation exportInformation = new ExportInformation(null, containerResource);
    eventListResponse.setNextPageToken(NEXT_TOKEN);
    // Run test
    ExportResult<CalendarContainerResource> result = googleCalendarExporter.export(UUID.randomUUID(), null, exportInformation);
    // Check results
    // Verify correct methods were called
    verify(calendarEvents).list(CALENDAR_ID);
    verify(eventListRequest).setMaxAttendees(MAX_ATTENDEES);
    verify(eventListRequest).execute();
    // Check events
    Collection<CalendarEventModel> actualEvents = result.getExportedData().getEvents();
    assertThat(actualEvents.stream().map(CalendarEventModel::getCalendarId).collect(Collectors.toList())).containsExactly(CALENDAR_ID);
    assertThat(actualEvents.stream().map(CalendarEventModel::getTitle).collect(Collectors.toList())).containsExactly(EVENT_DESCRIPTION);
    // Check pagination token
    ContinuationData continuationData = (ContinuationData) result.getContinuationData();
    StringPaginationToken paginationToken = (StringPaginationToken) continuationData.getPaginationData();
    assertThat(paginationToken.getToken()).isEqualTo(EVENT_TOKEN_PREFIX + NEXT_TOKEN);
}