Examples with Channel org.apache.beam.vendor.grpc.v1p43p2.io.grpc.Channel used on opensource projects

Example 66 with Channel

use of org.apache.beam.vendor.grpc.v1p43p2.io.grpc.Channel in project grpc-java by grpc.

the class BinlogHelper method getClientInterceptor.

public ClientInterceptor getClientInterceptor(final long callId) {
    return new ClientInterceptor() {

        boolean trailersOnlyResponse = true;

        @Override
        public <ReqT, RespT> ClientCall<ReqT, RespT> interceptCall(final MethodDescriptor<ReqT, RespT> method, CallOptions callOptions, Channel next) {
            final AtomicLong seq = new AtomicLong(1);
            final String methodName = method.getFullMethodName();
            final String authority = next.authority();
            // The timeout should reflect the time remaining when the call is started, so do not
            // compute remaining time here.
            final Deadline deadline = min(callOptions.getDeadline(), Context.current().getDeadline());
            return new SimpleForwardingClientCall<ReqT, RespT>(next.newCall(method, callOptions)) {

                @Override
                public void start(final ClientCall.Listener<RespT> responseListener, Metadata headers) {
                    final Duration timeout = deadline == null ? null : Durations.fromNanos(deadline.timeRemaining(TimeUnit.NANOSECONDS));
                    writer.logClientHeader(seq.getAndIncrement(), methodName, authority, timeout, headers, GrpcLogEntry.Logger.LOGGER_CLIENT, callId, /*peerAddress=*/
                    null);
                    ClientCall.Listener<RespT> wListener = new SimpleForwardingClientCallListener<RespT>(responseListener) {

                        @Override
                        public void onMessage(RespT message) {
                            writer.logRpcMessage(seq.getAndIncrement(), EventType.EVENT_TYPE_SERVER_MESSAGE, method.getResponseMarshaller(), message, GrpcLogEntry.Logger.LOGGER_CLIENT, callId);
                            super.onMessage(message);
                        }

                        @Override
                        public void onHeaders(Metadata headers) {
                            trailersOnlyResponse = false;
                            writer.logServerHeader(seq.getAndIncrement(), headers, GrpcLogEntry.Logger.LOGGER_CLIENT, callId, getPeerSocket(getAttributes()));
                            super.onHeaders(headers);
                        }

                        @Override
                        public void onClose(Status status, Metadata trailers) {
                            SocketAddress peer = trailersOnlyResponse ? getPeerSocket(getAttributes()) : null;
                            writer.logTrailer(seq.getAndIncrement(), status, trailers, GrpcLogEntry.Logger.LOGGER_CLIENT, callId, peer);
                            super.onClose(status, trailers);
                        }
                    };
                    super.start(wListener, headers);
                }

                @Override
                public void sendMessage(ReqT message) {
                    writer.logRpcMessage(seq.getAndIncrement(), EventType.EVENT_TYPE_CLIENT_MESSAGE, method.getRequestMarshaller(), message, GrpcLogEntry.Logger.LOGGER_CLIENT, callId);
                    super.sendMessage(message);
                }

                @Override
                public void halfClose() {
                    writer.logHalfClose(seq.getAndIncrement(), GrpcLogEntry.Logger.LOGGER_CLIENT, callId);
                    super.halfClose();
                }

                @Override
                public void cancel(String message, Throwable cause) {
                    writer.logCancel(seq.getAndIncrement(), GrpcLogEntry.Logger.LOGGER_CLIENT, callId);
                    super.cancel(message, cause);
                }
            };
        }
    };
}

Example 67 with Channel

use of org.apache.beam.vendor.grpc.v1p43p2.io.grpc.Channel in project grpc-java by grpc.

the class BinaryLogProviderTest method wrapChannel_handler.

@Test
public void wrapChannel_handler() throws Exception {
    final List<byte[]> serializedReq = new ArrayList<>();
    final AtomicReference<ClientCall.Listener<?>> listener = new AtomicReference<>();
    Channel channel = new Channel() {

        @Override
        public <RequestT, ResponseT> ClientCall<RequestT, ResponseT> newCall(MethodDescriptor<RequestT, ResponseT> methodDescriptor, CallOptions callOptions) {
            return new NoopClientCall<RequestT, ResponseT>() {

                @Override
                public void start(ClientCall.Listener<ResponseT> responseListener, Metadata headers) {
                    listener.set(responseListener);
                }

                @Override
                public void sendMessage(RequestT message) {
                    serializedReq.add((byte[]) message);
                }
            };
        }

        @Override
        public String authority() {
            throw new UnsupportedOperationException();
        }
    };
    Channel wChannel = binlogProvider.wrapChannel(channel);
    ClientCall<String, Integer> clientCall = wChannel.newCall(method, CallOptions.DEFAULT);
    final List<Integer> observedResponse = new ArrayList<>();
    clientCall.start(new NoopClientCall.NoopClientCallListener<Integer>() {

        @Override
        public void onMessage(Integer message) {
            observedResponse.add(message);
        }
    }, new Metadata());
    String expectedRequest = "hello world";
    assertThat(binlogReq).isEmpty();
    assertThat(serializedReq).isEmpty();
    assertEquals(0, reqMarshaller.streamInvocations);
    clientCall.sendMessage(expectedRequest);
    // it is unacceptably expensive for the binlog to double parse every logged message
    assertEquals(1, reqMarshaller.streamInvocations);
    assertEquals(0, reqMarshaller.parseInvocations);
    assertThat(binlogReq).hasSize(1);
    assertThat(serializedReq).hasSize(1);
    assertEquals(expectedRequest, StringMarshaller.INSTANCE.parse(new ByteArrayInputStream(binlogReq.get(0))));
    assertEquals(expectedRequest, StringMarshaller.INSTANCE.parse(new ByteArrayInputStream(serializedReq.get(0))));
    int expectedResponse = 12345;
    assertThat(binlogResp).isEmpty();
    assertThat(observedResponse).isEmpty();
    assertEquals(0, respMarshaller.parseInvocations);
    onClientMessageHelper(listener.get(), IntegerMarshaller.INSTANCE.stream(expectedResponse));
    // it is unacceptably expensive for the binlog to double parse every logged message
    assertEquals(1, respMarshaller.parseInvocations);
    assertEquals(0, respMarshaller.streamInvocations);
    assertThat(binlogResp).hasSize(1);
    assertThat(observedResponse).hasSize(1);
    assertEquals(expectedResponse, (int) IntegerMarshaller.INSTANCE.parse(new ByteArrayInputStream(binlogResp.get(0))));
    assertEquals(expectedResponse, (int) observedResponse.get(0));
}

Example 68 with Channel

use of org.apache.beam.vendor.grpc.v1p43p2.io.grpc.Channel in project grpc-java by grpc.

the class BinaryLogProviderTest method wrapChannel_methodDescriptor.

@Test
public void wrapChannel_methodDescriptor() throws Exception {
    final AtomicReference<MethodDescriptor<?, ?>> methodRef = new AtomicReference<>();
    Channel channel = new Channel() {

        @Override
        public <RequestT, ResponseT> ClientCall<RequestT, ResponseT> newCall(MethodDescriptor<RequestT, ResponseT> method, CallOptions callOptions) {
            methodRef.set(method);
            return new NoopClientCall<>();
        }

        @Override
        public String authority() {
            throw new UnsupportedOperationException();
        }
    };
    Channel wChannel = binlogProvider.wrapChannel(channel);
    ClientCall<String, Integer> unusedClientCall = wChannel.newCall(method, CallOptions.DEFAULT);
    validateWrappedMethod(methodRef.get());
}

Example 69 with Channel

use of org.apache.beam.vendor.grpc.v1p43p2.io.grpc.Channel in project grpc-java by grpc.

the class ServerImplTest method binaryLogInstalled.

@Test
public void binaryLogInstalled() throws Exception {
    final SettableFuture<Boolean> intercepted = SettableFuture.create();
    final ServerInterceptor interceptor = new ServerInterceptor() {

        @Override
        public <ReqT, RespT> Listener<ReqT> interceptCall(ServerCall<ReqT, RespT> call, Metadata headers, ServerCallHandler<ReqT, RespT> next) {
            intercepted.set(true);
            return next.startCall(call, headers);
        }
    };
    builder.binlog = new BinaryLog() {

        @Override
        public void close() throws IOException {
        // noop
        }

        @Override
        public <ReqT, RespT> ServerMethodDefinition<?, ?> wrapMethodDefinition(ServerMethodDefinition<ReqT, RespT> oMethodDef) {
            return ServerMethodDefinition.create(oMethodDef.getMethodDescriptor(), InternalServerInterceptors.interceptCallHandlerCreate(interceptor, oMethodDef.getServerCallHandler()));
        }

        @Override
        public Channel wrapChannel(Channel channel) {
            return channel;
        }
    };
    createAndStartServer();
    basicExchangeHelper(METHOD, "Lots of pizza, please", 314, 50);
    assertTrue(intercepted.get());
}

Example 70 with Channel

use of org.apache.beam.vendor.grpc.v1p43p2.io.grpc.Channel in project grpc-java by grpc.

the class AbstractFutureStubTest method defaultCallOptions.

@Test
public void defaultCallOptions() {
    NoopFutureStub stub = NoopFutureStub.newStub(new StubFactory<NoopFutureStub>() {

        @Override
        public NoopFutureStub newStub(Channel channel, CallOptions callOptions) {
            return create(channel, callOptions);
        }
    }, channel, CallOptions.DEFAULT);
    assertThat(stub.getCallOptions().getOption(ClientCalls.STUB_TYPE_OPTION)).isEqualTo(StubType.FUTURE);
}