Spring Boot - Flux and RequestBody

• Controller
@RestController
public class RequestBodyController {


    @PostMapping("/requestBodyFlux")
    public Mono<Void> postFlux(@RequestBody Flux<String> ids) {
        return ids.map(id -> {
            String s = "id:" + id;
            System.out.println(s);
            return s;
        }).then();
    }


}


• Client
isaac@isaac-PC MINGW64 ~/workspace_github
$ curl -s -v -H 'Content-Type:application/json' -X POST -d '["a","b","c"]'  http://localhost:8080/requestBodyFlux
*   Trying ::1...
* TCP_NODELAY set
* Connected to localhost (::1) port 8080 (#0)
> POST /requestBodyFlux HTTP/1.1
> Host: localhost:8080
> User-Agent: curl/7.60.0
> Accept: */*
> Content-Type:application/json
> Content-Length: 13
>
} [13 bytes data]
* upload completely sent off: 13 out of 13 bytes
< HTTP/1.1 200 OK
< content-length: 0
<
* Connection #0 to host localhost left intact


• Server
C:\Users\isaac\workspace_github\spring-boot-study>gradle bootRun
Starting a Gradle Daemon, 4 busy Daemons could not be reused, use --status for details


> Task :bootRun


  .   ____          _            __ _ _
/\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
\\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
=========|_|==============|___/=/_/_/_/
:: Spring Boot ::        (v2.2.7.RELEASE)


2020-05-17 01:51:11.297  INFO 4060 --- [  restartedMain] com.example.demo.DemoApplication         : Starting DemoApplication on isaac-PC with PID 4060 (C:\Users\isaac\workspace_github\spring-boot-study\build\classes\java\main started by isaac in C:\Users\
isaac\workspace_github\spring-boot-study)
2020-05-17 01:51:11.300  INFO 4060 --- [  restartedMain] com.example.demo.DemoApplication         : No active profile set, falling back to default profiles: default
2020-05-17 01:51:11.364  INFO 4060 --- [  restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : Devtools property defaults active! Set 'spring.devtools.add-properties' to 'false' to disable
2020-05-17 01:51:11.364  INFO 4060 --- [  restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : For additional web related logging consider setting the 'logging.level.web' property to 'DEBUG'
2020-05-17 01:51:14.302  INFO 4060 --- [  restartedMain] o.s.b.d.a.OptionalLiveReloadServer       : LiveReload server is running on port 35729
2020-05-17 01:51:14.634  INFO 4060 --- [  restartedMain] o.s.b.web.embedded.netty.NettyWebServer  : Netty started on port(s): 8080
2020-05-17 01:51:14.638  INFO 4060 --- [  restartedMain] com.example.demo.DemoApplication         : Started DemoApplication in 3.781 seconds (JVM running for 4.585)
id:["a","b","c"]