diff --git a/ccdi-lsfx/src/main/java/com/ruoyi/lsfx/util/HttpUtil.java b/ccdi-lsfx/src/main/java/com/ruoyi/lsfx/util/HttpUtil.java new file mode 100644 index 0000000..26e4aa0 --- /dev/null +++ b/ccdi-lsfx/src/main/java/com/ruoyi/lsfx/util/HttpUtil.java @@ -0,0 +1,91 @@ +package com.ruoyi.lsfx.util; + +import org.springframework.http.*; +import org.springframework.stereotype.Component; +import org.springframework.util.LinkedMultiValueMap; +import org.springframework.util.MultiValueMap; +import org.springframework.web.client.RestTemplate; + +import javax.annotation.Resource; +import java.util.Map; + +/** + * HTTP请求工具类 + */ +@Component +public class HttpUtil { + + @Resource + private RestTemplate restTemplate; + + /** + * 发送GET请求(带请求头) + * @param url 请求URL + * @param headers 请求头 + * @param responseType 响应类型 + * @return 响应对象 + */ + public T get(String url, Map headers, Class responseType) { + HttpHeaders httpHeaders = createHeaders(headers); + HttpEntity requestEntity = new HttpEntity<>(httpHeaders); + + ResponseEntity response = restTemplate.exchange( + url, HttpMethod.GET, requestEntity, responseType + ); + return response.getBody(); + } + + /** + * 发送POST请求(JSON格式,带请求头) + * @param url 请求URL + * @param request 请求对象 + * @param headers 请求头 + * @param responseType 响应类型 + * @return 响应对象 + */ + public T postJson(String url, Object request, Map headers, Class responseType) { + HttpHeaders httpHeaders = createHeaders(headers); + httpHeaders.setContentType(MediaType.APPLICATION_JSON); + + HttpEntity requestEntity = new HttpEntity<>(request, httpHeaders); + + ResponseEntity response = restTemplate.postForEntity(url, requestEntity, responseType); + return response.getBody(); + } + + /** + * 上传文件(Multipart格式) + * @param url 请求URL + * @param params 参数(包含文件) + * @param headers 请求头 + * @param responseType 响应类型 + * @return 响应对象 + */ + public T uploadFile(String url, Map params, Map headers, Class responseType) { + HttpHeaders httpHeaders = createHeaders(headers); + httpHeaders.setContentType(MediaType.MULTIPART_FORM_DATA); + + MultiValueMap body = new LinkedMultiValueMap<>(); + if (params != null) { + params.forEach(body::add); + } + + HttpEntity> requestEntity = new HttpEntity<>(body, httpHeaders); + + ResponseEntity response = restTemplate.postForEntity(url, requestEntity, responseType); + return response.getBody(); + } + + /** + * 创建请求头 + * @param headers 请求头Map + * @return HttpHeaders对象 + */ + private HttpHeaders createHeaders(Map headers) { + HttpHeaders httpHeaders = new HttpHeaders(); + if (headers != null && !headers.isEmpty()) { + headers.forEach(httpHeaders::set); + } + return httpHeaders; + } +}