Java ObjectifyService类代码示例

import com.googlecode.objectify.ObjectifyService; //导入依赖的package包/类
@Before
  public void setUp() {
      helper.setUp();
      //ObjectifyRegistrar.registerDataModel();

      closeable = ObjectifyService.begin();
      
ObjectifyService.register(Item.class);
ObjectifyService.register(User.class);
ObjectifyService.register(ItemRating.class);
ObjectifyService.register(Availability.class);
ObjectifyService.register(Address.class);
ObjectifyService.register(UserRating.class);

testCreateItem();
  }
 

import com.googlecode.objectify.ObjectifyService; //导入依赖的package包/类
@Test
public void shouldReindexEntitiesBasedOnSearch() {
    KeyTestEntity testEntity = new KeyTestEntity(1, "original");
    KeyTestEntity testEntity2 = new KeyTestEntity(2, "original");
    KeyTestEntity testEntity3 = new KeyTestEntity(3, "original");
    repository.putAsync(testEntity, testEntity2, testEntity3).complete();

    assertThat(repository.search().field("name", Is.Is, "original").run().getResults(), hasItems(testEntity, testEntity2, testEntity3));

    List<KeyTestEntity> all = ObjectifyService.ofy().load().type(KeyTestEntity.class).list();
    for (KeyTestEntity e : all) {
        e.setName("other name");
    }
    ObjectifyService.ofy().save().entities(all).now();

    List<Key<KeyTestEntity>> keys = Arrays.asList(testEntity.getKey(), testEntity2.getKey(), testEntity3.getKey());
    int reindexed = repository.reindex(keys, 10, null);
    assertThat(reindexed, is(3));

    assertThat(repository.search().field("name", Is.Is, "original").run().getResults().isEmpty(), is(true));
    assertThat(repository.search().field("name", Is.Is, "other name").run().getResults().size(), is(3));
}
 

import com.googlecode.objectify.ObjectifyService; //导入依赖的package包/类
@Test
public void shouldReindexEntitiesBasedOnSearch() {
    StringTestEntity testEntity = new StringTestEntity("1", "original");
    StringTestEntity testEntity2 = new StringTestEntity("2", "original");
    StringTestEntity testEntity3 = new StringTestEntity("3", "original");
    repository.putAsync(testEntity, testEntity2, testEntity3).complete();

    assertThat(repository.search().field("name", Is.Is, "original").run().getResults(), hasItems(testEntity, testEntity2, testEntity3));

    List<StringTestEntity> all = ObjectifyService.ofy().load().type(StringTestEntity.class).list();
    for (StringTestEntity e : all) {
        e.setName("other name");
    }
    ObjectifyService.ofy().save().entities(all).now();
    List<String> keys = list(testEntity.getId(), testEntity2.getId(), testEntity3.getId());
    int reindexed = repository.reindex(keys, 10, null);
    assertThat(reindexed, is(3));

    assertThat(repository.search().field("name", Is.Is, "original").run().getResultIds().isEmpty(), is(true));
    assertThat(repository.search().field("name", Is.Is, "other name").run().getResultIds().size(), is(3));
}
 

import com.googlecode.objectify.ObjectifyService; //导入依赖的package包/类
@Test
public void shouldReindexEntities() {
    DatastoreKeyTestEntity testEntity = new DatastoreKeyTestEntity(1, "original");
    DatastoreKeyTestEntity testEntity2 = new DatastoreKeyTestEntity(2, "original");
    DatastoreKeyTestEntity testEntity3 = new DatastoreKeyTestEntity(3, "original");
    repository.putAsync(testEntity, testEntity2, testEntity3).complete();

    assertThat(repository.search().field("name", Is.Is, "original").run().getResults(), hasItems(testEntity, testEntity2, testEntity3));

    List<DatastoreKeyTestEntity> all = ObjectifyService.ofy().load().type(DatastoreKeyTestEntity.class).list();
    for (DatastoreKeyTestEntity e : all) {
        e.setName("other name");
    }
    ObjectifyService.ofy().save().entities(all).now();

    List<Key> keys = list(testEntity.getKey(), testEntity2.getKey(), testEntity3.getKey());
    int reindexed = repository.reindex(keys, 10, null);
    assertThat(reindexed, is(3));

    assertThat(repository.search().field("name", Is.Is, "original").run().getResults().isEmpty(), is(true));
    assertThat(repository.search().field("name", Is.Is, "other name").run().getResults().size(), is(3));
}
 

import com.googlecode.objectify.ObjectifyService; //导入依赖的package包/类
@Test
public void shouldReindexEntitiesBasedOnSearch() {
    LongTestEntity testEntity = new LongTestEntity(1, "original");
    LongTestEntity testEntity2 = new LongTestEntity(2, "original");
    LongTestEntity testEntity3 = new LongTestEntity(3, "original");
    repository.putAsync(testEntity, testEntity2, testEntity3).complete();

    Search<LongTestEntity, Long> search = repository.search().field("name", Is.Is, "original");
    assertThat(search.run().getResults(), hasItems(testEntity, testEntity2, testEntity3));

    List<LongTestEntity> all = ObjectifyService.ofy().load().type(LongTestEntity.class).list();
    for (LongTestEntity e : all) {
        e.setName("other name");
    }
    ObjectifyService.ofy().save().entities(all).now();

    List<Long> keys = list(testEntity.getId(), testEntity2.getId(), testEntity3.getId());
    int reindexed = repository.reindex(keys, 10, null);
    assertThat(reindexed, is(3));

    assertThat(search.run().getResults().isEmpty(), is(true));
    assertThat(repository.search().field("name", Is.Is, "other name").run().getResultIds().size(), is(3));
}
 

import com.googlecode.objectify.ObjectifyService; //导入依赖的package包/类
/**
 * Returns a wrapped class which contains list of most recently
 * updated galleryApps and total number of results in database
 * @param start starting index of apps you want
 * @param count number of apps you want
 * @return list of {@link GalleryApp}
 */
@Override
public GalleryAppListResult getRecentGalleryApps(int start, final int count) {
  final List<GalleryApp> apps = new ArrayList<GalleryApp>();
  // If I try to run this in runjobwithretries, it tells me can't run
  // non-ancestor query as a transaction. ObjectifyStorageio has some samples
  // of not using transactions (run with) so I grabbed.

  Objectify datastore = ObjectifyService.begin();
  for (GalleryAppData appData:datastore.query(GalleryAppData.class).order("-dateModified").filter("active", true).offset(start).limit(count)) {
    GalleryApp gApp = new GalleryApp();
    makeGalleryApp(appData, gApp);
    apps.add(gApp);
  }
  int totalCount = datastore.query(GalleryAppData.class).order("-dateModified").filter("active", true).count();
  return new GalleryAppListResult(apps, totalCount);
}
 

import com.googlecode.objectify.ObjectifyService; //导入依赖的package包/类
/**
 * Returns a wrapped class which contains a list of most downloaded
 * gallery apps and total number of results in database
 * @param start starting index of apps you want
 * @param count number of apps you want
 * @return list of {@link GalleryApp}
 */
@Override
public GalleryAppListResult getMostDownloadedApps(int start, final int count) {
  final List<GalleryApp> apps = new ArrayList<GalleryApp>();
  // If I try to run this in runjobwithretries, it tells me can't run
  // non-ancestor query as a transaction. ObjectifyStorageio has some samples
  // of not using transactions (run with) so I grabbed.

  Objectify datastore = ObjectifyService.begin();
  for (GalleryAppData appData:datastore.query(GalleryAppData.class).order("-numDownloads").filter("active", true).offset(start).limit(count)) {
    GalleryApp gApp = new GalleryApp();
    makeGalleryApp(appData, gApp);
    apps.add(gApp);
  }
  int totalCount = datastore.query(GalleryAppData.class).order("-numDownloads").filter("active", true).count();
  return new GalleryAppListResult(apps, totalCount);
}
 

import com.googlecode.objectify.ObjectifyService; //导入依赖的package包/类
/**
 * Returns a wrapped class which contains a list of galleryApps
 * by a particular developer and total number of results in database
 * @param userId id of developer
 * @param start starting index of apps you want
 * @param count number of apps you want
 * @return list of {@link GalleryApp}
 */  @Override
public GalleryAppListResult getDeveloperApps(String userId, int start, final int count) {
  final List<GalleryApp> apps = new ArrayList<GalleryApp>();
  // if i try to run this in runjobwithretries it tells me can't run
  // non-ancestor query as a transaction. ObjectifyStorageio has some samples
  // of not using transactions (run with) so i grabbed

  Objectify datastore = ObjectifyService.begin();
  for (GalleryAppData appData:datastore.query(GalleryAppData.class).filter("userId",userId).filter("active", true).offset(start).limit(count)) {
    GalleryApp gApp = new GalleryApp();
    makeGalleryApp(appData, gApp);
    apps.add(gApp);
  }
  int totalCount = datastore.query(GalleryAppData.class).filter("userId",userId).filter("active", true).count();
  return new GalleryAppListResult(apps, totalCount);
}
 

import com.googlecode.objectify.ObjectifyService; //导入依赖的package包/类
/**
 * get the list of children Gallery Apps
 *
 * @param galleryId
 *          id of gallery app
 * @return the list of children Gallery Apps
 */
public List<GalleryApp> remixedTo(final long galleryId) {
  final List<GalleryApp> apps = new ArrayList<GalleryApp>();
  try {
    runJobWithRetries(new JobRetryHelper() {
      @Override
      public void run(Objectify datastore) {
            datastore = ObjectifyService.begin();
            for (GalleryAppAttributionData attributionData:datastore.query(GalleryAppAttributionData.class).filter("attributionId",galleryId)) {
              GalleryAppData galleryAppData = datastore.find(galleryKey(attributionData.galleryId));
              if(!galleryAppData.active) continue;
              GalleryApp gApp = new GalleryApp();
              makeGalleryApp(galleryAppData, gApp);
              apps.add(gApp);
            }
      }
    });
  } catch (ObjectifyException e) {
    throw CrashReport.createAndLogError(LOG, null,
        "error in galleryStorageIo.saveAttribution", e);
  }
  return apps;
}
 

import com.googlecode.objectify.ObjectifyService; //导入依赖的package包/类
/**
 * mark an report as resolved
 * @param reportId the id of the app
 */
@Override
public boolean markReportAsResolved(final long reportId, final long galleryId){
  final Result<Boolean> success = new Result<Boolean>();
  try {
    runJobWithRetries(new JobRetryHelper() {
      @Override
      public void run(Objectify datastore) {
        datastore = ObjectifyService.begin();
        success.t = false;
        Key<GalleryAppData> galleryKey = galleryKey(galleryId);
        for (GalleryAppReportData reportData : datastore.query(GalleryAppReportData.class).ancestor(galleryKey)) {
          if(reportData.id == reportId){
            reportData.resolved = !reportData.resolved;
            datastore.put(reportData);
            success.t = true;
            break;
          }
        }
       }
    });
   } catch (ObjectifyException e) {
       throw CrashReport.createAndLogError(LOG, null, "error in galleryStorageIo.markReportAsResolved", e);
   }
   return success.t;
}
 

import com.googlecode.objectify.ObjectifyService; //导入依赖的package包/类
/**
 * check if gallery app is activated
 * @param galleryId the id of the gallery app
 */
@Override
public boolean isGalleryAppActivated(final long galleryId){
  final Result<Boolean> success = new Result<Boolean>();
  try {
    runJobWithRetries(new JobRetryHelper() {
      @Override
      public void run(Objectify datastore) {
          datastore = ObjectifyService.begin();
          success.t = false;
          Key<GalleryAppData> galleryKey = galleryKey(galleryId);
          GalleryAppData appData = datastore.find(galleryKey);
          if(appData != null){
            if(appData.active){
              success.t = true;
            }
          }
       }
    });
  } catch (ObjectifyException e) {
     throw CrashReport.createAndLogError(LOG, null, "error in galleryStorageIo.markReportAsResolved", e);
  }
  return success.t;
}
 

import com.googlecode.objectify.ObjectifyService; //导入依赖的package包/类
/**
 * Returns a list of reports (flags) for all comments
 * @return list of {@link GalleryCommentReport}
 */
@Override
public List<GalleryCommentReport> getCommentReports() {
  final List<GalleryCommentReport> reports = new ArrayList<GalleryCommentReport>();
  Objectify datastore = ObjectifyService.begin();
  for (GalleryCommentReportData reportData : datastore.query(GalleryCommentReportData.class).order("-dateCreated")) {
    User commenter = storageIo.getUser(reportData.userId);
    String name="unknown";
    if (commenter!= null) {
       name = commenter.getUserName();
    }
    GalleryCommentReport galleryCommentReport = new GalleryCommentReport(reportData.galleryCommentKey.getId(),
        reportData.userId,reportData.report,reportData.dateCreated);
    galleryCommentReport.setUserName(name);
    reports.add(galleryCommentReport);
  }
  return reports;
}
 

import com.googlecode.objectify.ObjectifyService; //导入依赖的package包/类
/**
 * Returns the email with a particular emailId
 * @param emailId id of the email
 */  @Override
public Email getEmail(final long emailId) {
  final Result<Email> result = new Result<Email>();
  // if i try to run this in runjobwithretries it tells me can't run
  // non-ancestor query as a transaction. ObjectifyStorageio has some samples
  // of not using transactions (run with) so i grabbed
  Objectify datastore = ObjectifyService.begin();
  for (EmailData emailData : datastore.query(EmailData.class)
      .filter("id", emailId)/*.order("-datestamp")*/) {
    Email email = new Email(emailData.id, emailData.senderId, emailData.receiverId,
        emailData.title, emailData.body, emailData.datestamp);
    result.t = email;
    break;
  }
  return result.t;
}
 

import com.googlecode.objectify.ObjectifyService; //导入依赖的package包/类
@Override
public User getUserFromEmail(String email) {
  String emaillower = email.toLowerCase();
  LOG.info("getUserFromEmail: email = " + email + " emaillower = " + emaillower);
  Objectify datastore = ObjectifyService.begin();
  String newId = UUID.randomUUID().toString();
  // First try lookup using entered case (which will be the case for Google Accounts)
  UserData user = datastore.query(UserData.class).filter("email", email).get();
  if (user == null) {
    LOG.info("getUserFromEmail: first attempt failed using " + email);
    // Now try lower case version
    user = datastore.query(UserData.class).filter("emaillower", emaillower).get();
    if (user == null) {       // Finally, create it (in lower case)
      LOG.info("getUserFromEmail: second attempt failed using " + emaillower);
      user = createUser(datastore, newId, email);
    }
  }
  User retUser = new User(user.id, email, user.name, user.link, 0, user.tosAccepted,
    false, user.type, user.sessionid);
  retUser.setPassword(user.password);
  return retUser;
}
 

import com.googlecode.objectify.ObjectifyService; //导入依赖的package包/类
public static List<User> getRequestResponseEntries(WebsiteRequest request) throws Exception {
    String name = request.getParameter("name");

    User user = new User(name);

    Key<User> key = ObjectifyService.ofy()
            .save()
            .entity(user)
            .now();

    List<User> results = new ArrayList<User>();
    results.add(user);

    log.info("Added a new user with name: " + name + " and id: " + user.getId());
    return results;
}