@InSequence(10)
@Test
@OperateOnDeployment("dep1")
public void insertIntoBlobstoreOnDep1() throws Exception {
BlobstoreService service = BlobstoreServiceFactory.getBlobstoreService();
FileService fileService = FileServiceFactory.getFileService();
AppEngineFile file = fileService.createNewBlobFile("text/plain", "uploadedText.txt");
FileWriteChannel channel = fileService.openWriteChannel(file, true);
try {
channel.write(ByteBuffer.wrap(TEXT.getBytes()));
} finally {
channel.closeFinally();
}
waitForSync();
BlobKey blobKey = fileService.getBlobKey(file);
System.out.println("Blob key: " + blobKey);
byte[] bytes = service.fetchData(blobKey, 0, Long.MAX_VALUE);
Assert.assertEquals(TEXT, new String(bytes));
DatastoreService ds = DatastoreServiceFactory.getDatastoreService();
Entity dsBK = new Entity("blobTestId", 1);
dsBK.setProperty("blogId", blobKey.getKeyString());
ds.put(dsBK);
waitForSync();
}
protected Key getMetadataKeyForBlobKey(BlobKey blobKey) {
String origNamespace = NamespaceManager.get();
NamespaceManager.set("");
try {
return KeyFactory.createKey(null, BlobInfoFactory.KIND, blobKey.getKeyString());
} finally {
NamespaceManager.set(origNamespace);
}
}
public AppEngineFile getBlobFile(BlobKey blobKey) throws FileNotFoundException {
if (blobKey == null) {
throw new NullPointerException("blobKey is null");
}
Entity entity = getEntity(blobKey);
String creationHandle = (String) entity.getProperty(BLOB_INFO_CREATION_HANDLE_PROPERTY);
String namePart = (creationHandle == null ? blobKey.getKeyString() : creationHandle);
AppEngineFile file = new AppEngineFile(AppEngineFile.FileSystem.BLOBSTORE, namePart);
setCachedBlobKey(file, blobKey);
return file;
}
private void updateImage(StoredImage image, String imageCsObjectName, BlobKey blobKey) {
String oldObjectName = image.getCloudStorageObjectName();
boolean deleted = deleteImage(oldObjectName);
if (!deleted) {
log.warning("Failed to delete: " + oldObjectName);
}
image.setCloudStorageObjectName(imageCsObjectName);
image.setBlobKey(blobKey.getKeyString());
backend().save().entity(image).now();
}
private void addImage(ImageRef ref, String imageCsObjectName, BlobKey blobKey) {
Optional<StoredReport> report = reportStore.tryLoadReport(ref.getOwnerId(), ref.getReportId());
Preconditions.checkArgument(report.isPresent(), "Report not found: " + ref.toString());
StoredImage image =
StoredImage.builder()
.setKey(StoredImage.toKey(ref))
.setReport(Ref.create(report.get()))
.setImageFileName(ref.getImageName())
.setCloudStorageObjectName(imageCsObjectName)
.setBlobKey(blobKey.getKeyString())
.build();
backend().save().entity(image).now();
}
/**
* Exposed as `POST /api/photos`.
*
* <p>Takes the following payload in the request body. Payload represents a Photo that should be
* created. { "id":0, "ownerUserId":0, "ownerDisplayName":"", "ownerProfileUrl":"",
* "ownerProfilePhoto":"", "themeId":0, "themeDisplayName":"", "numVotes":0, "voted":false, //
* Whether or not the current user has voted on this. "created":0, "fullsizeUrl":"",
* "thumbnailUrl":"", "voteCtaUrl":"", // URL for Vote interactive post button.
* "photoContentUrl":"" // URL for Google crawler to hit to get info. }
*
* <p>Returns the following JSON response representing the created Photo. { "id":0,
* "ownerUserId":0, "ownerDisplayName":"", "ownerProfileUrl":"", "ownerProfilePhoto":"",
* "themeId":0, "themeDisplayName":"", "numVotes":0, "voted":false, // Whether or not the current
* user has voted on this. "created":0, "fullsizeUrl":"", "thumbnailUrl":"", "voteCtaUrl":"", //
* URL for Vote interactive post button. "photoContentUrl":"" // URL for Google crawler to hit to
* get info. }
*
* <p>Issues the following errors along with corresponding HTTP response codes: 400: "Bad Request"
* if the request is missing image data. 401: "Unauthorized request" (if certain parameters are
* present in the request) 401: "Access token expired" (there is a logged in user, but he doesn't
* have a refresh token and his access token is expiring in less than 100 seconds, get a new token
* and retry) 500: "Error while writing app activity: " + error from client library.
*
* @see javax.servlet.http.HttpServlet#doPost( javax.servlet.http.HttpServletRequest,
* javax.servlet.http.HttpServletResponse)
*/
@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp) {
try {
checkAuthorization(req);
List<BlobKey> blobKeys = blobstoreService.getUploads(req).get("image");
BlobKey imageKey = null;
if (blobKeys != null) {
imageKey = blobKeys.iterator().next();
}
if (imageKey == null) {
sendError(resp, 400, "Missing image data.");
}
Long currentUserId = (Long) req.getSession().getAttribute(CURRENT_USER_SESSION_KEY);
User author = ofy().load().type(User.class).id(currentUserId).get();
GoogleCredential credential = this.getCredentialFromLoggedInUser(req);
Photo photo = new Photo();
photo.setOwnerUserId(author.getId());
photo.setOwnerDisplayName(author.getGoogleDisplayName());
photo.setOwnerProfilePhoto(author.getGooglePublicProfilePhotoUrl());
photo.setOwnerProfileUrl(author.getGooglePublicProfileUrl());
photo.setThemeId(Theme.getCurrentTheme().getId());
photo.setThemeDisplayName(Theme.getCurrentTheme().getDisplayName());
photo.setCreated(Calendar.getInstance().getTime());
photo.setNumVotes(0);
photo.setImageBlobKey(imageKey.getKeyString());
ofy().save().entity(photo).now();
ofy().clear();
photo = ofy().load().type(Photo.class).id(photo.getId()).get();
addPhotoToGooglePlusHistory(author, photo, credential);
sendResponse(req, resp, photo);
} catch (UserNotAuthorizedException e) {
sendError(resp, 401, "Unauthorized request");
} catch (MomentWritingException e) {
sendError(resp, 500, "Error while writing app activity: " + e.getMessage());
} catch (GoogleTokenExpirationException e) {
sendError(resp, 401, "Access token expired");
}
}
@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
BlobstoreService bs = BlobstoreServiceFactory.getBlobstoreService();
Map<String, List<BlobKey>> blobs = bs.getUploads(req);
List<BlobKey> imageBlobs = blobs.get("source");
JsonObject retObj = new JsonObject();
if (imageBlobs.size() > 0) {
BlobKey image = imageBlobs.get(0);
retObj.addProperty("result", "success");
retObj.addProperty("blobKey", image.getKeyString());
}
if (retObj.get("result") == null) {
retObj.addProperty("result", "fail");
}
resp.getWriter().write(retObj.toString());
}
public InputStream getStream(BlobKey blobKey) throws FileNotFoundException {
GridFilesystem gfs = getGridFilesystem();
return gfs.getInput(blobKey.getKeyString());
}
public void delete(BlobKey... blobKeys) {
GridFilesystem gfs = getGridFilesystem();
for (BlobKey key : blobKeys) gfs.remove(key.getKeyString(), true);
}