Examples with ByteArrayOutputStream org.apache.nifi.stream.io.ByteArrayOutputStream used on opensource projects

Example 31 with ByteArrayOutputStream

use of org.apache.nifi.stream.io.ByteArrayOutputStream in project nifi by apache.

the class TestHttpClientTransaction method testReceiveTwoFlowFiles.

@Test
public void testReceiveTwoFlowFiles() throws IOException {
    SiteToSiteRestApiClient apiClient = mock(SiteToSiteRestApiClient.class);
    final String transactionUrl = "http://www.example.com/data-transfer/input-ports/portId/transactions/transactionId";
    doReturn(true).when(apiClient).openConnectionForReceive(eq(transactionUrl), any(Peer.class));
    TransactionResultEntity resultEntity = new TransactionResultEntity();
    resultEntity.setResponseCode(CONFIRM_TRANSACTION.getCode());
    doReturn(resultEntity).when(apiClient).commitReceivingFlowFiles(eq(transactionUrl), eq(CONFIRM_TRANSACTION), eq("2969091230"));
    ByteArrayOutputStream serverResponseBos = new ByteArrayOutputStream();
    codec.encode(createDataPacket("contents on server 1"), serverResponseBos);
    codec.encode(createDataPacket("contents on server 2"), serverResponseBos);
    ByteArrayInputStream serverResponse = new ByteArrayInputStream(serverResponseBos.toByteArray());
    ByteArrayOutputStream clientRequest = new ByteArrayOutputStream();
    HttpClientTransaction transaction = getClientTransaction(serverResponse, clientRequest, apiClient, TransferDirection.RECEIVE, transactionUrl);
    execReceiveTwoFlowFiles(transaction);
    assertEquals("Client sends nothing as payload to receive flow files.", 0, clientRequest.toByteArray().length);
    verify(apiClient).commitReceivingFlowFiles(transactionUrl, CONFIRM_TRANSACTION, "2969091230");
}

Example 32 with ByteArrayOutputStream

use of org.apache.nifi.stream.io.ByteArrayOutputStream in project nifi by apache.

the class TestHttpClientTransaction method testSendOneFlowFile.

@Test
public void testSendOneFlowFile() throws IOException {
    SiteToSiteRestApiClient apiClient = mock(SiteToSiteRestApiClient.class);
    final String transactionUrl = "http://www.example.com/data-transfer/input-ports/portId/transactions/transactionId";
    doNothing().when(apiClient).openConnectionForSend(eq(transactionUrl), any(Peer.class));
    // Emulate that server returns correct checksum.
    doAnswer(new Answer() {

        @Override
        public Object answer(InvocationOnMock invocation) throws Throwable {
            HttpCommunicationsSession commSession = (HttpCommunicationsSession) invocation.getArguments()[0];
            commSession.setChecksum("2946083981");
            return null;
        }
    }).when(apiClient).finishTransferFlowFiles(any(CommunicationsSession.class));
    TransactionResultEntity resultEntity = new TransactionResultEntity();
    resultEntity.setResponseCode(ResponseCode.TRANSACTION_FINISHED.getCode());
    doReturn(resultEntity).when(apiClient).commitTransferFlowFiles(eq(transactionUrl), eq(CONFIRM_TRANSACTION));
    ByteArrayOutputStream serverResponseBos = new ByteArrayOutputStream();
    ByteArrayInputStream serverResponse = new ByteArrayInputStream(serverResponseBos.toByteArray());
    ByteArrayOutputStream clientRequest = new ByteArrayOutputStream();
    HttpClientTransaction transaction = getClientTransaction(serverResponse, clientRequest, apiClient, TransferDirection.SEND, transactionUrl);
    execSendOneFlowFile(transaction);
    InputStream sentByClient = new ByteArrayInputStream(clientRequest.toByteArray());
    DataPacket packetByClient = codec.decode(sentByClient);
    assertEquals("contents on client 1", readContents(packetByClient));
    assertEquals(-1, sentByClient.read());
    verify(apiClient).commitTransferFlowFiles(transactionUrl, CONFIRM_TRANSACTION);
}

Example 33 with ByteArrayOutputStream

use of org.apache.nifi.stream.io.ByteArrayOutputStream in project nifi by apache.

the class TestHttpClientTransaction method testReceiveZeroFlowFile.

@Test
public void testReceiveZeroFlowFile() throws IOException {
    SiteToSiteRestApiClient apiClient = mock(SiteToSiteRestApiClient.class);
    final String transactionUrl = "http://www.example.com/data-transfer/input-ports/portId/transactions/transactionId";
    doReturn(false).when(apiClient).openConnectionForReceive(eq(transactionUrl), any(Peer.class));
    ByteArrayInputStream serverResponse = new ByteArrayInputStream(new byte[0]);
    ByteArrayOutputStream clientRequest = new ByteArrayOutputStream();
    HttpClientTransaction transaction = getClientTransaction(serverResponse, clientRequest, apiClient, TransferDirection.RECEIVE, transactionUrl);
    execReceiveZeroFlowFile(transaction);
    assertEquals("Client sends nothing as payload to receive flow files.", 0, clientRequest.toByteArray().length);
}

Example 34 with ByteArrayOutputStream

use of org.apache.nifi.stream.io.ByteArrayOutputStream in project nifi by apache.

the class TestSocketClientTransaction method testSendButDestinationFull.

@Test
public void testSendButDestinationFull() throws IOException {
    ByteArrayOutputStream serverResponseBos = new ByteArrayOutputStream();
    DataOutputStream serverResponse = new DataOutputStream(serverResponseBos);
    ResponseCode.CONFIRM_TRANSACTION.writeResponse(serverResponse, "3359812065");
    ResponseCode.TRANSACTION_FINISHED_BUT_DESTINATION_FULL.writeResponse(serverResponse);
    ByteArrayInputStream bis = new ByteArrayInputStream(serverResponseBos.toByteArray());
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    SocketClientTransaction transaction = getClientTransaction(bis, bos, TransferDirection.SEND);
    execSendButDestinationFull(transaction);
    // Verify what client has sent.
    DataInputStream sentByClient = new DataInputStream(new ByteArrayInputStream(bos.toByteArray()));
    assertEquals(RequestType.SEND_FLOWFILES, RequestType.readRequestType(sentByClient));
    DataPacket packetByClient = codec.decode(sentByClient);
    assertEquals("contents on client 1", readContents(packetByClient));
    Response continueDataResponse = Response.read(sentByClient);
    assertEquals(ResponseCode.CONTINUE_TRANSACTION, continueDataResponse.getCode());
    packetByClient = codec.decode(sentByClient);
    assertEquals("contents on client 2", readContents(packetByClient));
    Response endOfDataResponse = Response.read(sentByClient);
    assertEquals(ResponseCode.FINISH_TRANSACTION, endOfDataResponse.getCode());
    Response confirmResponse = Response.read(sentByClient);
    assertEquals(ResponseCode.CONFIRM_TRANSACTION, confirmResponse.getCode());
    assertEquals(-1, sentByClient.read());
}

Example 35 with ByteArrayOutputStream

use of org.apache.nifi.stream.io.ByteArrayOutputStream in project nifi by apache.

the class TestSocketClientTransaction method testSendTwoFlowFiles.

@Test
public void testSendTwoFlowFiles() throws IOException {
    ByteArrayOutputStream serverResponseBos = new ByteArrayOutputStream();
    DataOutputStream serverResponse = new DataOutputStream(serverResponseBos);
    ResponseCode.CONFIRM_TRANSACTION.writeResponse(serverResponse, "3359812065");
    ResponseCode.TRANSACTION_FINISHED.writeResponse(serverResponse);
    ByteArrayInputStream bis = new ByteArrayInputStream(serverResponseBos.toByteArray());
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    SocketClientTransaction transaction = getClientTransaction(bis, bos, TransferDirection.SEND);
    execSendTwoFlowFiles(transaction);
    // Verify what client has sent.
    DataInputStream sentByClient = new DataInputStream(new ByteArrayInputStream(bos.toByteArray()));
    assertEquals(RequestType.SEND_FLOWFILES, RequestType.readRequestType(sentByClient));
    DataPacket packetByClient = codec.decode(sentByClient);
    assertEquals("contents on client 1", readContents(packetByClient));
    Response continueDataResponse = Response.read(sentByClient);
    assertEquals(ResponseCode.CONTINUE_TRANSACTION, continueDataResponse.getCode());
    packetByClient = codec.decode(sentByClient);
    assertEquals("contents on client 2", readContents(packetByClient));
    Response endOfDataResponse = Response.read(sentByClient);
    assertEquals(ResponseCode.FINISH_TRANSACTION, endOfDataResponse.getCode());
    Response confirmResponse = Response.read(sentByClient);
    assertEquals(ResponseCode.CONFIRM_TRANSACTION, confirmResponse.getCode());
    assertEquals(-1, sentByClient.read());
}