RestTemplate exchange GET POST请求传参数DEMO

link:
Illegal character ((CTRL-CHAR, code 31))问题排查 gzip接口返回 RestTemplate GET POST请求

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.ParameterizedTypeReference;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.http.MediaType;
import org.springframework.stereotype.Service;
import org.springframework.web.client.RestTemplate;

import java.util.HashMap;
import java.util.Map;

@Service
public class RestTemplateRemoteService {
    @Autowired
    private RestTemplate restTemplate;

    private static final Logger logger = LoggerFactory.getLogger(RestTemplateRemoteService.class);

    /**
     * 新增记录接口
     * @param violationAdditionRequestVO
     * @return
     */
    public ResponseData save(AdditionRequestVO additionRequestVO) {
        String wzServiceUrl = "http://xxx";

        String reqUrl = wzServiceUrl + "/public/order/add";
        HttpHeaders httpHeaders = new HttpHeaders();
        httpHeaders.setContentType(MediaType.APPLICATION_JSON_UTF8);
        String reqJson = new Gson().toJson(additionRequestVO);
        logger.info("remote save url=[{}],params=[{}]",reqUrl,reqJson);
        HttpEntity<String> httpEntity = new HttpEntity<String>(reqJson, httpHeaders);
        ParameterizedTypeReference<ResponseData> typeRef = new ParameterizedTypeReference<ResponseData>() {
        };
        try {
            ResponseData response  = restTemplate.exchange(reqUrl, HttpMethod.POST, httpEntity, typeRef).getBody();
            logger.info("remote save url=[{}],result=[{}]",reqUrl,new Gson().toJson(response));
            return response;
        }catch(Exception e) {
            logger.error("新增接口异常:", e);
        }
        return null;
    }


    public MyDepositResVO getInfo(String orderNo) {
        String wzServiceUrl = "http://xxx";

        String reqUrl = wzServiceUrl + "/public/order/get?orderNo="+orderNo;
        HttpHeaders httpHeaders = new HttpHeaders();
        httpHeaders.setContentType(MediaType.APPLICATION_JSON_UTF8);
        
        //GET请求方式,直接跟在url参数后面拼接
//        Map<String, Object> reqMap = new HashMap<>();
//        reqMap.put("orderNo", orderNo);
//        String reqJson = new Gson().toJson(reqMap);

        logger.info("remote getInfo url=[{}],params=[{}]",reqUrl,orderNo);
        HttpEntity<String> httpEntity = new HttpEntity<String>(null, httpHeaders);
        ParameterizedTypeReference<ResponseData<MyDepositResVO>> typeRef = new ParameterizedTypeReference<ResponseData<MyDepositResVO>>() {
        };
        try {
            ResponseData response  = restTemplate.exchange(reqUrl, HttpMethod.GET, httpEntity, typeRef).getBody();
            logger.info("remote getInfo url=[{}],result=[{}]",reqUrl,new Gson().toJson(response));
            if(response != null && ErrorCode.SUCCESS.getCode().equals(response.getResCode())){
                return (MyDepositResVO) response.getData();
            }
        }catch(Exception e) {
            logger.error("查询接口异常:", e);
        }
        return null;
    }

}


//
public class ResponseData<T>  {
    @AutoDocProperty("返回代码")
    private String resCode;
    @AutoDocProperty("返回消息")
    private String resMsg;
    @AutoDocProperty("返回实体")
    private T data;
}