Examples with DataStoreException com.amplifyframework.datastore.DataStoreException used on opensource projects

Example 6 with DataStoreException

use of com.amplifyframework.datastore.DataStoreException in project amplify-android by aws-amplify.

the class SyncStatusTest method syncStatusGetReturnSyncedStatus.

/**
 * Get returns sync status.
 */
@Test
public void syncStatusGetReturnSyncedStatus() {
    final LastSyncMetadata lastSyncMetadata = LastSyncMetadata.baseSyncedAt(BlogOwner.class.getName(), Time.now());
    List<LastSyncMetadata> resultList = new ArrayList<>();
    resultList.add(lastSyncMetadata);
    Consumer<DataStoreException> onObservationError = value -> {
    };
    SqlQueryProcessor mockSqlQueryProcessor = mock(SqlQueryProcessor.class);
    when(mockSqlQueryProcessor.queryOfflineData(eq(LastSyncMetadata.class), any(), any())).thenReturn(resultList);
    DataStoreConfiguration mockDataStoreConfig = mock(DataStoreConfiguration.class);
    when(mockDataStoreConfig.getSyncIntervalInMinutes()).thenReturn(5L);
    SyncStatus subject = new SyncStatus(mockSqlQueryProcessor, mockDataStoreConfig);
    boolean result = subject.get(LastSyncMetadata.class.getName(), onObservationError);
    Assert.assertTrue(result);
}

Example 7 with DataStoreException

use of com.amplifyframework.datastore.DataStoreException in project amplify-android by aws-amplify.

the class InMemoryStorageAdapter method delete.

// item.getClass() -> Class<?>, but type is T. So cast as Class<T> is OK.
@SuppressWarnings("unchecked")
@Override
public <T extends Model> void delete(@NonNull final T item, @NonNull final StorageItemChange.Initiator initiator, @NonNull final QueryPredicate predicate, @NonNull final Consumer<StorageItemChange<T>> onSuccess, @NonNull final Consumer<DataStoreException> onError) {
    final int index = indexOf(item);
    if (index < 0) {
        onError.accept(new DataStoreException("This item was not found in the datastore: " + item.toString(), "Use save() function to create models to store."));
        return;
    }
    Model savedItem = items.remove(index);
    final ModelSchema schema;
    final SerializedModel patchItem;
    try {
        schema = ModelSchema.fromModelClass(item.getClass());
        patchItem = SerializedModel.create(savedItem, schema);
    } catch (AmplifyException schemaBuildFailure) {
        onError.accept(new DataStoreException("Failed to build model schema.", schemaBuildFailure, "Verify your model."));
        return;
    }
    if (!predicate.evaluate(savedItem)) {
        onError.accept(new DataStoreException("Conditional check failed.", "Verify that there is a saved model that matches the provided predicate."));
        return;
    }
    StorageItemChange<T> deletion = StorageItemChange.<T>builder().item((T) savedItem).patchItem(patchItem).modelSchema(schema).type(StorageItemChange.Type.DELETE).predicate(predicate).initiator(initiator).build();
    itemChangeStream.onNext(deletion);
    onSuccess.accept(deletion);
}

Example 8 with DataStoreException

use of com.amplifyframework.datastore.DataStoreException in project amplify-android by aws-amplify.

the class InMemoryStorageAdapter method save.

@Override
public <T extends Model> void save(@NonNull final T item, @NonNull final StorageItemChange.Initiator initiator, @NonNull final QueryPredicate predicate, @NonNull final Consumer<StorageItemChange<T>> onSuccess, @NonNull final Consumer<DataStoreException> onError) {
    StorageItemChange.Type type = StorageItemChange.Type.CREATE;
    final int index = indexOf(item);
    Model savedItem = null;
    if (index > -1) {
        // There is an existing record with that ID; this is an update.
        type = StorageItemChange.Type.UPDATE;
        savedItem = items.get(index);
        if (!predicate.evaluate(savedItem)) {
            onError.accept(new DataStoreException("Conditional check failed.", "Verify that there is a saved model that matches the provided predicate."));
            return;
        } else {
            items.remove(index);
        }
    }
    final ModelSchema schema;
    final SerializedModel patchItem;
    try {
        schema = ModelSchema.fromModelClass(item.getClass());
        patchItem = SerializedModel.difference(item, savedItem, schema);
    } catch (AmplifyException schemaBuildFailure) {
        onError.accept(new DataStoreException("Failed to build model schema.", schemaBuildFailure, "Verify your model."));
        return;
    }
    items.add(item);
    StorageItemChange<T> change = StorageItemChange.<T>builder().item(item).patchItem(patchItem).modelSchema(schema).type(type).predicate(predicate).initiator(initiator).build();
    itemChangeStream.onNext(change);
    onSuccess.accept(change);
}

Example 9 with DataStoreException

use of com.amplifyframework.datastore.DataStoreException in project amplify-android by aws-amplify.

the class ObserveQueryExecutorTest method observeQueryCancelsTheOperationOnCancel.

/**
 * testing cancel on observe query.
 * @throws DataStoreException DataStoreException
 */
@Test
public void observeQueryCancelsTheOperationOnCancel() throws DataStoreException {
    final BlogOwner blogOwner = BlogOwner.builder().name("Alan Turing").build();
    List<BlogOwner> resultList = new ArrayList<>();
    resultList.add(blogOwner);
    Consumer<DataStoreQuerySnapshot<BlogOwner>> onQuerySnapshot = NoOpConsumer.create();
    Consumer<DataStoreException> onObservationError = NoOpConsumer.create();
    Action onObservationComplete = () -> {
    };
    SqlQueryProcessor mockSqlQueryProcessor = mock(SqlQueryProcessor.class);
    when(mockSqlQueryProcessor.queryOfflineData(eq(BlogOwner.class), any(), any())).thenReturn(resultList);
    Subject<StorageItemChange<? extends Model>> subject = PublishSubject.<StorageItemChange<? extends Model>>create().toSerialized();
    ExecutorService threadPool = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors() * 5);
    ObserveQueryExecutor<BlogOwner> observeQueryExecutor = new ObserveQueryExecutor<>(subject, mockSqlQueryProcessor, threadPool, mock(SyncStatus.class), new ModelSorter<>(), DataStoreConfiguration.defaults());
    Consumer<Cancelable> observationStarted = value -> {
        value.cancel();
        Assert.assertTrue(observeQueryExecutor.getIsCancelled());
        assertEquals(0, observeQueryExecutor.getCompleteMap().size());
        assertEquals(0, observeQueryExecutor.getChangeList().size());
        subject.test().assertNoErrors().isDisposed();
    };
    observeQueryExecutor.observeQuery(BlogOwner.class, new ObserveQueryOptions(null, null), observationStarted, onQuerySnapshot, onObservationError, onObservationComplete);
}

Example 10 with DataStoreException

use of com.amplifyframework.datastore.DataStoreException in project amplify-android by aws-amplify.

the class ObserveQueryExecutorTest method observeQueryReturnsRecordsBasedOnMaxTime.

/**
 * observe Query Returns batched Records Based On MaxTime.
 * @throws InterruptedException InterruptedException
 * @throws DataStoreException DataStoreException
 */
@Test
public void observeQueryReturnsRecordsBasedOnMaxTime() throws InterruptedException, DataStoreException {
    CountDownLatch latch = new CountDownLatch(1);
    CountDownLatch changeLatch = new CountDownLatch(1);
    AtomicInteger count = new AtomicInteger();
    BlogOwner blogOwner = BlogOwner.builder().name("Alan Turing").build();
    List<BlogOwner> datastoreResultList = new ArrayList<>();
    int maxRecords = 50;
    datastoreResultList.add(blogOwner);
    Consumer<Cancelable> observationStarted = NoOpConsumer.create();
    SyncStatus mockSyncStatus = mock(SyncStatus.class);
    when(mockSyncStatus.get(any(), any())).thenReturn(false);
    Subject<StorageItemChange<? extends Model>> subject = PublishSubject.<StorageItemChange<? extends Model>>create().toSerialized();
    Consumer<DataStoreQuerySnapshot<BlogOwner>> onQuerySnapshot = value -> {
        if (count.get() == 0) {
            Assert.assertTrue(value.getItems().contains(blogOwner));
            latch.countDown();
        } else if (count.get() == 1) {
            Assert.assertEquals(6, value.getItems().size());
            changeLatch.countDown();
        }
        count.getAndIncrement();
    };
    Consumer<DataStoreException> onObservationError = NoOpConsumer.create();
    Action onObservationComplete = () -> {
    };
    SqlQueryProcessor mockSqlQueryProcessor = mock(SqlQueryProcessor.class);
    when(mockSqlQueryProcessor.queryOfflineData(eq(BlogOwner.class), any(), any())).thenReturn(datastoreResultList);
    when(mockSqlQueryProcessor.modelExists(any(), any())).thenReturn(true);
    ExecutorService threadPool = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors() * 5);
    ObserveQueryExecutor<BlogOwner> observeQueryExecutor = new ObserveQueryExecutor<>(subject, mockSqlQueryProcessor, threadPool, mockSyncStatus, new ModelSorter<>(), maxRecords, 1);
    observeQueryExecutor.observeQuery(BlogOwner.class, new ObserveQueryOptions(), observationStarted, onQuerySnapshot, onObservationError, onObservationComplete);
    Assert.assertTrue(latch.await(1, TimeUnit.SECONDS));
    for (int i = 0; i < 5; i++) {
        BlogOwner itemChange = BlogOwner.builder().name("Alan Turing" + i).build();
        try {
            subject.onNext(StorageItemChange.<BlogOwner>builder().changeId(UUID.randomUUID().toString()).initiator(StorageItemChange.Initiator.SYNC_ENGINE).item(itemChange).patchItem(SerializedModel.create(itemChange, ModelSchema.fromModelClass(BlogOwner.class))).modelSchema(ModelSchema.fromModelClass(BlogOwner.class)).predicate(QueryPredicates.all()).type(StorageItemChange.Type.UPDATE).build());
        } catch (AmplifyException exception) {
            exception.printStackTrace();
        }
    }
    Assert.assertTrue(changeLatch.await(5, TimeUnit.SECONDS));
}