[Spring] Server to Server 예제 (네이버 API)

import com.example.server.dto.Req;
import com.example.server.dto.User;
import lombok.extern.slf4j.Slf4j;
import org.springframework.http.RequestEntity;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.client.RestTemplate;
import org.springframework.web.util.UriComponentsBuilder;

import java.net.URI;
import java.nio.charset.StandardCharsets;
import java.util.Base64;
import java.util.prefs.BackingStoreException;

@Slf4j
@RestController
@RequestMapping("/api/server")
public class ServerApiController {

    @GetMapping("/naver")
    public String naver(){
        // https://openapi.naver.com/v1/search/local.json?
        // query=%EA%B0%88%EB%B9%84%EC%B0%9C
        // &display=10
        // &start=1
        // &sort=random
        String query = "갈비찜";

        URI uri = UriComponentsBuilder.fromUriString("https://openapi.naver.com")
                .path("/v1/search/local.json")
                .queryParam("query",query)
                .queryParam("display",10)
                .queryParam("start",1)
                .queryParam("sort","random")
                .encode().build().toUri();

        RestTemplate restTemplate = new RestTemplate();

        RequestEntity<Void> req = RequestEntity.get(uri)
                .header("X-Naver-Client-Id", "v9FlvhoPmxlEOeZ1pp_E")
                .header("X-Naver-Client-Secret","KepiKCymAL")
                .build();

        ResponseEntity<String> result = restTemplate.exchange(req, String.class);

        return result.getBody();
    }


}

encode 메소드는 한글도 URL인코딩을 해준다..!