Examples with ReadRowsResponse com.google.cloud.bigquery.storage.v1beta2.ReadRowsResponse used on opensource projects

Example 51 with ReadRowsResponse

use of com.google.cloud.bigquery.storage.v1beta2.ReadRowsResponse in project beam by apache.

the class BigQueryIOStorageReadTest method testStreamSourceSplitAtFractionSucceeds.

@Test
public void testStreamSourceSplitAtFractionSucceeds() throws Exception {
    List<ReadRowsResponse> parentResponses = Lists.newArrayList(createResponse(AVRO_SCHEMA, Lists.newArrayList(createRecord("A", 1, AVRO_SCHEMA), createRecord("B", 2, AVRO_SCHEMA)), 0.0, 0.25), createResponse(AVRO_SCHEMA, Lists.newArrayList(createRecord("C", 3, AVRO_SCHEMA)), 0.25, 0.50), createResponse(AVRO_SCHEMA, Lists.newArrayList(createRecord("D", 4, AVRO_SCHEMA), createRecord("E", 5, AVRO_SCHEMA)), 0.50, 0.75));
    StorageClient fakeStorageClient = mock(StorageClient.class);
    when(fakeStorageClient.readRows(ReadRowsRequest.newBuilder().setReadStream("parentStream").build(), "")).thenReturn(new FakeBigQueryServerStream<>(parentResponses));
    // Mocks the split call.
    when(fakeStorageClient.splitReadStream(SplitReadStreamRequest.newBuilder().setName("parentStream").setFraction(0.5f).build())).thenReturn(SplitReadStreamResponse.newBuilder().setPrimaryStream(ReadStream.newBuilder().setName("primaryStream")).setRemainderStream(ReadStream.newBuilder().setName("remainderStream")).build());
    // Mocks the ReadRows calls expected on the primary and residual streams.
    when(fakeStorageClient.readRows(ReadRowsRequest.newBuilder().setReadStream("primaryStream").setOffset(2).build(), "")).thenReturn(new FakeBigQueryServerStream<>(parentResponses.subList(1, 2)));
    when(fakeStorageClient.readRows(ReadRowsRequest.newBuilder().setReadStream("remainderStream").build(), "")).thenReturn(new FakeBigQueryServerStream<>(parentResponses.subList(2, parentResponses.size())));
    BigQueryStorageStreamSource<TableRow> streamSource = BigQueryStorageStreamSource.create(ReadSession.newBuilder().setName("readSession").setAvroSchema(AvroSchema.newBuilder().setSchema(AVRO_SCHEMA_STRING)).build(), ReadStream.newBuilder().setName("parentStream").build(), TABLE_SCHEMA, new TableRowParser(), TableRowJsonCoder.of(), new FakeBigQueryServices().withStorageClient(fakeStorageClient));
    // Read a few records from the parent stream and ensure that records are returned in the
    // prescribed order.
    BoundedReader<TableRow> parent = streamSource.createReader(options);
    assertTrue(parent.start());
    assertEquals("A", parent.getCurrent().get("name"));
    assertTrue(parent.advance());
    assertEquals("B", parent.getCurrent().get("name"));
    // Now split the stream, and ensure that the "parent" reader has been replaced with the
    // primary stream and that the returned source points to the residual stream.
    BoundedReader<TableRow> primary = parent;
    BoundedSource<TableRow> residualSource = parent.splitAtFraction(0.5);
    assertNotNull(residualSource);
    BoundedReader<TableRow> residual = residualSource.createReader(options);
    assertTrue(primary.advance());
    assertEquals("C", primary.getCurrent().get("name"));
    assertFalse(primary.advance());
    assertTrue(residual.start());
    assertEquals("D", residual.getCurrent().get("name"));
    assertTrue(residual.advance());
    assertEquals("E", residual.getCurrent().get("name"));
    assertFalse(residual.advance());
}

Example 52 with ReadRowsResponse

use of com.google.cloud.bigquery.storage.v1beta2.ReadRowsResponse in project beam by apache.

the class BigQueryIOStorageReadTest method testStreamSourceSplitAtFractionFailsWhenParentIsPastSplitPointArrow.

@Test
public void testStreamSourceSplitAtFractionFailsWhenParentIsPastSplitPointArrow() throws Exception {
    List<String> names = Arrays.asList("A", "B", "C", "D", "E", "F");
    List<Long> values = Arrays.asList(1L, 2L, 3L, 4L, 5L, 6L);
    List<ReadRowsResponse> parentResponses = Lists.newArrayList(createResponseArrow(ARROW_SCHEMA, names.subList(0, 2), values.subList(0, 2), 0.0, 0.25), createResponseArrow(ARROW_SCHEMA, names.subList(2, 3), values.subList(2, 3), 0.25, 0.5), createResponseArrow(ARROW_SCHEMA, names.subList(3, 5), values.subList(3, 5), 0.5, 0.75));
    StorageClient fakeStorageClient = mock(StorageClient.class);
    when(fakeStorageClient.readRows(ReadRowsRequest.newBuilder().setReadStream("parentStream").build(), "")).thenReturn(new FakeBigQueryServerStream<>(parentResponses));
    // Mocks the split call. A response without a primary_stream and remainder_stream means
    // that the split is not possible.
    // Mocks the split call.
    when(fakeStorageClient.splitReadStream(SplitReadStreamRequest.newBuilder().setName("parentStream").setFraction(0.5f).build())).thenReturn(SplitReadStreamResponse.newBuilder().setPrimaryStream(ReadStream.newBuilder().setName("primaryStream")).setRemainderStream(ReadStream.newBuilder().setName("remainderStream")).build());
    // Mocks the ReadRows calls expected on the primary and residual streams.
    when(fakeStorageClient.readRows(ReadRowsRequest.newBuilder().setReadStream("primaryStream").setOffset(2).build(), "")).thenThrow(new FailedPreconditionException("Given row offset is invalid for stream.", new StatusRuntimeException(Status.FAILED_PRECONDITION), GrpcStatusCode.of(Code.FAILED_PRECONDITION), /* retryable = */
    false));
    BigQueryStorageStreamSource<TableRow> streamSource = BigQueryStorageStreamSource.create(ReadSession.newBuilder().setName("readSession").setArrowSchema(ArrowSchema.newBuilder().setSerializedSchema(serializeArrowSchema(ARROW_SCHEMA)).build()).setDataFormat(DataFormat.ARROW).build(), ReadStream.newBuilder().setName("parentStream").build(), TABLE_SCHEMA, new TableRowParser(), TableRowJsonCoder.of(), new FakeBigQueryServices().withStorageClient(fakeStorageClient));
    // Read a few records from the parent stream and ensure that records are returned in the
    // prescribed order.
    BoundedReader<TableRow> parent = streamSource.createReader(options);
    assertTrue(parent.start());
    assertEquals("A", parent.getCurrent().get("name"));
    assertTrue(parent.advance());
    assertEquals("B", parent.getCurrent().get("name"));
    assertNull(parent.splitAtFraction(0.5));
    // Verify that the parent source still works okay even after an unsuccessful split attempt.
    assertTrue(parent.advance());
    assertEquals("C", parent.getCurrent().get("name"));
    assertTrue(parent.advance());
    assertEquals("D", parent.getCurrent().get("name"));
    assertTrue(parent.advance());
    assertEquals("E", parent.getCurrent().get("name"));
    assertFalse(parent.advance());
}

Example 53 with ReadRowsResponse

use of com.google.cloud.bigquery.storage.v1beta2.ReadRowsResponse in project gapic-generator-java by googleapis.

the class BaseBigtableDataClientTest method readRowsExceptionTest.

@Test
public void readRowsExceptionTest() throws Exception {
    StatusRuntimeException exception = new StatusRuntimeException(io.grpc.Status.INVALID_ARGUMENT);
    mockBigtable.addException(exception);
    ReadRowsRequest request = ReadRowsRequest.newBuilder().setTableName(TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]").toString()).setAppProfileId("appProfileId704923523").setRows(RowSet.newBuilder().build()).setFilter(RowFilter.newBuilder().build()).setRowsLimit(-944199211).build();
    MockStreamObserver<ReadRowsResponse> responseObserver = new MockStreamObserver<>();
    ServerStreamingCallable<ReadRowsRequest, ReadRowsResponse> callable = client.readRowsCallable();
    callable.serverStreamingCall(request, responseObserver);
    try {
        List<ReadRowsResponse> actualResponses = responseObserver.future().get();
        Assert.fail("No exception thrown");
    } catch (ExecutionException e) {
        Assert.assertTrue(e.getCause() instanceof InvalidArgumentException);
        InvalidArgumentException apiException = ((InvalidArgumentException) e.getCause());
        Assert.assertEquals(StatusCode.Code.INVALID_ARGUMENT, apiException.getStatusCode().getCode());
    }
}

Example 54 with ReadRowsResponse

use of com.google.cloud.bigquery.storage.v1beta2.ReadRowsResponse in project gapic-generator-java by googleapis.

the class BaseBigtableDataClientTest method readRowsTest.

@Test
public void readRowsTest() throws Exception {
    ReadRowsResponse expectedResponse = ReadRowsResponse.newBuilder().addAllChunks(new ArrayList<ReadRowsResponse.CellChunk>()).setLastScannedRowKey(ByteString.EMPTY).build();
    mockBigtable.addResponse(expectedResponse);
    ReadRowsRequest request = ReadRowsRequest.newBuilder().setTableName(TableName.of("[PROJECT]", "[INSTANCE]", "[TABLE]").toString()).setAppProfileId("appProfileId704923523").setRows(RowSet.newBuilder().build()).setFilter(RowFilter.newBuilder().build()).setRowsLimit(-944199211).build();
    MockStreamObserver<ReadRowsResponse> responseObserver = new MockStreamObserver<>();
    ServerStreamingCallable<ReadRowsRequest, ReadRowsResponse> callable = client.readRowsCallable();
    callable.serverStreamingCall(request, responseObserver);
    List<ReadRowsResponse> actualResponses = responseObserver.future().get();
    Assert.assertEquals(1, actualResponses.size());
    Assert.assertEquals(expectedResponse, actualResponses.get(0));
}

Example 55 with ReadRowsResponse

use of com.google.cloud.bigquery.storage.v1beta2.ReadRowsResponse in project spark-bigquery-connector by GoogleCloudDataproc.

the class ReadRowsResponseInputStreamEnumeration method nextElement.

public InputStream nextElement() {
    if (!hasMoreElements()) {
        throw new NoSuchElementException("No more responses");
    }
    ReadRowsResponse ret = currentResponse;
    loadNextResponse();
    return ret.getArrowRecordBatch().getSerializedRecordBatch().newInput();
}