Examples with Request org.apache.dubbo.remoting.exchange.Request used on opensource projects

Example 21 with Request

use of org.apache.dubbo.remoting.exchange.Request in project dubbo by alibaba.

the class ThriftCodecTest method testDecodeExceptionResponse.

@Test
public void testDecodeExceptionResponse() throws Exception {
    int port = NetUtils.getAvailablePort();
    URL url = URL.valueOf(ThriftProtocol.NAME + "://127.0.0.1:" + port + "/" + Demo.class.getName());
    Channel channel = new MockedChannel(url);
    RandomAccessByteArrayOutputStream bos = new RandomAccessByteArrayOutputStream(128);
    Request request = createRequest();
    DefaultFuture future = DefaultFuture.newFuture(channel, request, 10, null);
    TMessage message = new TMessage("echoString", TMessageType.EXCEPTION, ThriftCodec.getSeqId());
    TTransport transport = new TIOStreamTransport(bos);
    TBinaryProtocol protocol = new TBinaryProtocol(transport);
    TApplicationException exception = new TApplicationException();
    int messageLength, headerLength;
    // prepare
    protocol.writeI16(ThriftCodec.MAGIC);
    protocol.writeI32(Integer.MAX_VALUE);
    protocol.writeI16(Short.MAX_VALUE);
    protocol.writeByte(ThriftCodec.VERSION);
    protocol.writeString(Demo.class.getName());
    // path
    protocol.writeString(Demo.class.getName());
    protocol.writeI64(request.getId());
    protocol.getTransport().flush();
    headerLength = bos.size();
    protocol.writeMessageBegin(message);
    exception.write(protocol);
    protocol.writeMessageEnd();
    protocol.getTransport().flush();
    int oldIndex = messageLength = bos.size();
    try {
        bos.setWriteIndex(ThriftCodec.MESSAGE_LENGTH_INDEX);
        protocol.writeI32(messageLength);
        bos.setWriteIndex(ThriftCodec.MESSAGE_HEADER_LENGTH_INDEX);
        protocol.writeI16((short) (0xffff & headerLength));
    } finally {
        bos.setWriteIndex(oldIndex);
    }
    // prepare
    ChannelBuffer bis = ChannelBuffers.wrappedBuffer(encodeFrame(bos.toByteArray()));
    Object obj = codec.decode((Channel) null, bis);
    Assertions.assertNotNull(obj);
    Assertions.assertTrue(obj instanceof Response);
    Response response = (Response) obj;
    Assertions.assertTrue(response.getResult() instanceof AppResponse);
    AppResponse result = (AppResponse) response.getResult();
    Assertions.assertTrue(result.hasException());
    Assertions.assertTrue(result.getException() instanceof RpcException);
}

Example 22 with Request

use of org.apache.dubbo.remoting.exchange.Request in project dubbo by alibaba.

the class ThriftCodecTest method testDecodeReplyResponse.

@Test
public void testDecodeReplyResponse() throws Exception {
    int port = NetUtils.getAvailablePort();
    URL url = URL.valueOf(ThriftProtocol.NAME + "://127.0.0.1:" + port + "/" + Demo.Iface.class.getName());
    Channel channel = new MockedChannel(url);
    RandomAccessByteArrayOutputStream bos = new RandomAccessByteArrayOutputStream(128);
    Request request = createRequest();
    DefaultFuture future = DefaultFuture.newFuture(channel, request, 10, null);
    TMessage message = new TMessage("echoString", TMessageType.REPLY, ThriftCodec.getSeqId());
    Demo.echoString_result methodResult = new Demo.echoString_result();
    methodResult.success = "Hello, World!";
    TTransport transport = new TIOStreamTransport(bos);
    TBinaryProtocol protocol = new TBinaryProtocol(transport);
    int messageLength, headerLength;
    // prepare
    protocol.writeI16(ThriftCodec.MAGIC);
    protocol.writeI32(Integer.MAX_VALUE);
    protocol.writeI16(Short.MAX_VALUE);
    protocol.writeByte(ThriftCodec.VERSION);
    protocol.writeString(Demo.Iface.class.getName());
    // path
    protocol.writeString(Demo.Iface.class.getName());
    protocol.writeI64(request.getId());
    protocol.getTransport().flush();
    headerLength = bos.size();
    protocol.writeMessageBegin(message);
    methodResult.write(protocol);
    protocol.writeMessageEnd();
    protocol.getTransport().flush();
    int oldIndex = messageLength = bos.size();
    try {
        bos.setWriteIndex(ThriftCodec.MESSAGE_LENGTH_INDEX);
        protocol.writeI32(messageLength);
        bos.setWriteIndex(ThriftCodec.MESSAGE_HEADER_LENGTH_INDEX);
        protocol.writeI16((short) (0xffff & headerLength));
    } finally {
        bos.setWriteIndex(oldIndex);
    }
    // prepare
    byte[] buf = new byte[4 + bos.size()];
    System.arraycopy(bos.toByteArray(), 0, buf, 4, bos.size());
    ChannelBuffer bis = ChannelBuffers.wrappedBuffer(buf);
    Object obj = codec.decode((Channel) null, bis);
    Assertions.assertNotNull(obj);
    Assertions.assertTrue(obj instanceof Response);
    Response response = (Response) obj;
    Assertions.assertEquals(request.getId(), response.getId());
    Assertions.assertTrue(response.getResult() instanceof AppResponse);
    AppResponse result = (AppResponse) response.getResult();
    Assertions.assertTrue(result.getValue() instanceof String);
    Assertions.assertEquals(methodResult.success, result.getValue());
}

Example 23 with Request

use of org.apache.dubbo.remoting.exchange.Request in project dubbo by alibaba.

the class ThriftCodecTest method testEncodeRequest.

@Test
public void testEncodeRequest() throws Exception {
    Request request = createRequest();
    ChannelBuffer output = ChannelBuffers.dynamicBuffer(1024);
    codec.encode(channel, output, request);
    byte[] bytes = new byte[output.readableBytes()];
    output.readBytes(bytes);
    ByteArrayInputStream bis = new ByteArrayInputStream(bytes);
    TTransport transport = new TIOStreamTransport(bis);
    TBinaryProtocol protocol = new TBinaryProtocol(transport);
    // frame
    byte[] length = new byte[4];
    transport.read(length, 0, 4);
    if (bis.markSupported()) {
        bis.mark(0);
    }
    // magic
    Assertions.assertEquals(ThriftCodec.MAGIC, protocol.readI16());
    // message length
    int messageLength = protocol.readI32();
    Assertions.assertEquals(messageLength + 4, bytes.length);
    // header length
    short headerLength = protocol.readI16();
    // version
    Assertions.assertEquals(ThriftCodec.VERSION, protocol.readByte());
    // service name
    Assertions.assertEquals(Demo.Iface.class.getName(), protocol.readString());
    // path
    Assertions.assertEquals(Demo.Iface.class.getName(), protocol.readString());
    // dubbo request id
    Assertions.assertEquals(request.getId(), protocol.readI64());
    // test message header length
    if (bis.markSupported()) {
        bis.reset();
        bis.skip(headerLength);
    }
    TMessage message = protocol.readMessageBegin();
    Demo.echoString_args args = new Demo.echoString_args();
    args.read(protocol);
    protocol.readMessageEnd();
    Assertions.assertEquals("echoString", message.name);
    Assertions.assertEquals(TMessageType.CALL, message.type);
    Assertions.assertEquals("Hello, World!", args.getArg());
}

Example 24 with Request

use of org.apache.dubbo.remoting.exchange.Request in project dubbo by alibaba.

the class HeaderExchangeHandlerTest method test_received_request_twoway_error_reqeustBroken.

@Test
public void test_received_request_twoway_error_reqeustBroken() throws RemotingException {
    final Request request = new Request();
    request.setTwoWay(true);
    request.setData(new BizException());
    request.setBroken(true);
    final AtomicInteger count = new AtomicInteger(0);
    final Channel mchannel = new MockedChannel() {

        @Override
        public void send(Object message) throws RemotingException {
            Response res = (Response) message;
            Assertions.assertEquals(request.getId(), res.getId());
            Assertions.assertEquals(request.getVersion(), res.getVersion());
            Assertions.assertEquals(Response.BAD_REQUEST, res.getStatus());
            Assertions.assertNull(res.getResult());
            Assertions.assertTrue(res.getErrorMessage().contains(BizException.class.getName()));
            count.incrementAndGet();
        }
    };
    HeaderExchangeHandler hexhandler = new HeaderExchangeHandler(new MockedExchangeHandler());
    hexhandler.received(mchannel, request);
    Assertions.assertEquals(1, count.get());
}

Example 25 with Request

use of org.apache.dubbo.remoting.exchange.Request in project dubbo by alibaba.

the class HeaderExchangeHandlerTest method test_received_request_twoway_error_reply.

@Test
public void test_received_request_twoway_error_reply() throws RemotingException {
    final Person requestdata = new Person("charles");
    final Request request = new Request();
    request.setTwoWay(true);
    request.setData(requestdata);
    final AtomicInteger count = new AtomicInteger(0);
    final Channel mchannel = new MockedChannel() {

        @Override
        public void send(Object message) throws RemotingException {
            Response res = (Response) message;
            Assertions.assertEquals(request.getId(), res.getId());
            Assertions.assertEquals(request.getVersion(), res.getVersion());
            Assertions.assertEquals(Response.SERVICE_ERROR, res.getStatus());
            Assertions.assertNull(res.getResult());
            Assertions.assertTrue(res.getErrorMessage().contains(BizException.class.getName()));
            count.incrementAndGet();
        }
    };
    ExchangeHandler exhandler = new MockedExchangeHandler() {

        @Override
        public CompletableFuture<Object> reply(ExchangeChannel channel, Object request) throws RemotingException {
            throw new BizException();
        }
    };
    HeaderExchangeHandler hexhandler = new HeaderExchangeHandler(exhandler);
    hexhandler.received(mchannel, request);
    Assertions.assertEquals(1, count.get());
}