public String sendMessage(final String name) {
        try {
            final HelloReply response = this.simpleStub.sayHello(HelloRequest.newBuilder().setName(name).build());
            return response.getMessage();
        } catch (final StatusRuntimeException e) {
            log.error("Request failed", e);
            return "FAILED with " + e.getStatus().getCode();
        }
    }
Example class demonstrating the usage of {@link GrpcClient}s inside an application.
examples/cloud-grpc-client/src/main/java/net/devh/boot/grpc/examples/cloud/client/GrpcClientService.java