GrpcClientController.java

package gae.piaz.grpc.client;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

@RestController
public class GrpcClientController {

    @Autowired
    private GrpcClientService grpcClientService;

    @RequestMapping("/")
    public String printMessage(@RequestParam(defaultValue = "Tano") String name) {
        return grpcClientService.sendMessage(name);
    }

}

Related to medium article: https://gae-piaz.medium.com/springboot-with-grpc-fast-start-implementation-f8881fda0973