Examples with HelloRequest io.grpc.examples.helloworld.HelloRequest used on opensource projects

Example 21 with HelloRequest

use of io.grpc.examples.helloworld.HelloRequest in project grpc-java by grpc.

the class AuthClientTest method setUp.

@Before
public void setUp() throws IOException {
    // Generate a unique in-process server name.
    String serverName = InProcessServerBuilder.generateName();
    // Create a server, add service, start, and register for automatic graceful shutdown.
    grpcCleanup.register(InProcessServerBuilder.forName(serverName).directExecutor().addService(ServerInterceptors.intercept(new GreeterGrpc.GreeterImplBase() {

        @Override
        public void sayHello(HelloRequest request, StreamObserver<HelloReply> responseObserver) {
            HelloReply reply = HelloReply.newBuilder().setMessage("AuthClientTest user=" + request.getName()).build();
            responseObserver.onNext(reply);
            responseObserver.onCompleted();
        }
    }, mockServerInterceptor)).build().start());
    CallCredentials credentials = new JwtCredential("test-client");
    ManagedChannel channel = InProcessChannelBuilder.forName(serverName).directExecutor().build();
    client = new AuthClient(credentials, channel);
}

Example 22 with HelloRequest

use of io.grpc.examples.helloworld.HelloRequest in project grpc-java by grpc.

the class AuthClient method greet.

/**
 * Say hello to server.
 *
 * @param name name to set in HelloRequest
 * @return the message in the HelloReply from the server
 */
public String greet(String name) {
    logger.info("Will try to greet " + name + " ...");
    HelloRequest request = HelloRequest.newBuilder().setName(name).build();
    // Use a stub with the given call credentials applied to invoke the RPC.
    HelloReply response = blockingStub.withCallCredentials(callCredentials).sayHello(request);
    logger.info("Greeting: " + response.getMessage());
    return response.getMessage();
}

Example 23 with HelloRequest

use of io.grpc.examples.helloworld.HelloRequest in project grpc-java by grpc.

the class HelloJsonClient method greet.

/**
 * Say hello to server.
 */
public void greet(String name) {
    logger.info("Will try to greet " + name + " ...");
    HelloRequest request = HelloRequest.newBuilder().setName(name).build();
    HelloReply response;
    try {
        response = blockingStub.sayHello(request);
    } catch (StatusRuntimeException e) {
        logger.log(Level.WARNING, "RPC failed: {0}", e.getStatus());
        return;
    }
    logger.info("Greeting: " + response.getMessage());
}

Example 24 with HelloRequest

use of io.grpc.examples.helloworld.HelloRequest in project grpc-java by grpc.

the class ErrorHandlingClient method advancedAsyncCall.

/**
 * This is more advanced and does not make use of the stub.  You should not normally need to do
 * this, but here is how you would.
 */
void advancedAsyncCall() {
    ClientCall<HelloRequest, HelloReply> call = channel.newCall(GreeterGrpc.getSayHelloMethod(), CallOptions.DEFAULT);
    final CountDownLatch latch = new CountDownLatch(1);
    call.start(new ClientCall.Listener<HelloReply>() {

        @Override
        public void onClose(Status status, Metadata trailers) {
            Verify.verify(status.getCode() == Status.Code.INTERNAL);
            Verify.verify(status.getDescription().contains("Narwhal"));
            // Cause is not transmitted over the wire.
            latch.countDown();
        }
    }, new Metadata());
    call.sendMessage(HelloRequest.newBuilder().setName("Marge").build());
    call.halfClose();
    if (!Uninterruptibles.awaitUninterruptibly(latch, 1, TimeUnit.SECONDS)) {
        throw new RuntimeException("timeout!");
    }
}

Example 25 with HelloRequest

use of io.grpc.examples.helloworld.HelloRequest in project grpc-java by grpc.

the class ErrorHandlingClient method asyncCall.

void asyncCall() {
    GreeterStub stub = GreeterGrpc.newStub(channel);
    HelloRequest request = HelloRequest.newBuilder().setName("Homer").build();
    final CountDownLatch latch = new CountDownLatch(1);
    StreamObserver<HelloReply> responseObserver = new StreamObserver<HelloReply>() {

        @Override
        public void onNext(HelloReply value) {
        // Won't be called.
        }

        @Override
        public void onError(Throwable t) {
            Status status = Status.fromThrowable(t);
            Verify.verify(status.getCode() == Status.Code.INTERNAL);
            Verify.verify(status.getDescription().contains("Overbite"));
            // Cause is not transmitted over the wire..
            latch.countDown();
        }

        @Override
        public void onCompleted() {
        // Won't be called, since the server in this example always fails.
        }
    };
    stub.sayHello(request, responseObserver);
    if (!Uninterruptibles.awaitUninterruptibly(latch, 1, TimeUnit.SECONDS)) {
        throw new RuntimeException("timeout!");
    }
}