工具類之關(guān)于RestTemplateUtil工具類的使用
更新時間:2022年10月28日 09:00:14 作者:阿拉的夢想
這篇文章主要介紹了工具類之關(guān)于RestTemplateUtil工具類的使用,具有很好的參考價值,希望對大家有所幫助。如有錯誤或未考慮完全的地方,望不吝賜教
工具類-RestTemplateUtil工具類
代碼可直接復(fù)制使用
配置RestTemplate
import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.Configuration; import org.springframework.http.client.SimpleClientHttpRequestFactory; import org.springframework.web.client.RestTemplate; @Configuration public class RestTemplateConfig { @Bean public RestTemplate restTemplate() { SimpleClientHttpRequestFactory requestFactory = new SimpleClientHttpRequestFactory(); requestFactory.setConnectTimeout(60000); requestFactory.setReadTimeout(60000); //使用okhttp //RestTemplate restTemplate = new RestTemplate(new OkHttp3ClientHttpRequestFactory()); RestTemplate restTemplate = new RestTemplate(requestFactory); return restTemplate; } }
RestTemplateUtil工具類
import org.springframework.beans.factory.annotation.Autowired; import org.springframework.http.HttpEntity; import org.springframework.http.HttpHeaders; import org.springframework.http.HttpMethod; import org.springframework.http.ResponseEntity; import org.springframework.stereotype.Component; import org.springframework.web.client.RestTemplate; /** * RestTemplateUtil工具類 */ @Component public class RestTemplateUtil { @Autowired private RestTemplate restTemplate; /* private static class SingletonRestTemplate { static final RestTemplate INSTANCE = new RestTemplate(); } private RestTemplateUtil() { } public static RestTemplate getInstance() { return SingletonRestTemplate.INSTANCE; }*/ /** * post 請求 * * @param url 請求路徑 * @param data body數(shù)據(jù) * @return */ public String post(String url, String data) { HttpHeaders headers = new HttpHeaders(); headers.add("Accept", "application/json"); headers.add("Content-Encoding", "UTF-8"); headers.add("Content-Type", "application/json; charset=UTF-8"); HttpEntity<String> requestEntity = new HttpEntity<>(data, headers); return restTemplate.postForObject(url, requestEntity, String.class); } /** * get 請求 * * @param url 請求路徑 * @param token JWT所需的Token,不需要的可去掉 * @return */ public String get(String url, String token) { HttpHeaders headers = new HttpHeaders(); headers.add("Accept", "application/json"); headers.add("Content-Encoding", "UTF-8"); headers.add("Content-Type", "application/json; charset=UTF-8"); if (token != null) { headers.add("Authorization", token); } HttpEntity<String> requestEntity = new HttpEntity<>(null, headers); ResponseEntity<String> response = restTemplate.exchange(url, HttpMethod.GET, requestEntity, String.class); String responseBody = response.getBody(); return responseBody; } /** * get 請求 * * @param url 請求路徑 * @return */ public <T> T getWithSession(String url, String sessionId, Class<T> responseType, Object... uriVariables) { HttpHeaders httpHeaders = new HttpHeaders(); httpHeaders.add("session_id", sessionId); return get(url, httpHeaders, responseType, uriVariables).getBody(); } // ----------------------------------GET------------------------------------------------------- /** * GET請求調(diào)用方式 * * @param url 請求URL * @param responseType 返回對象類型 * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> get(String url, Class<T> responseType) { return restTemplate.getForEntity(url, responseType); } /** * GET請求調(diào)用方式 * * @param url 請求URL * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> get(String url, Class<T> responseType, Object... uriVariables) { return restTemplate.getForEntity(url, responseType, uriVariables); } /** * GET請求調(diào)用方式 * * @param url 請求URL * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> get(String url, Class<T> responseType, Map<String, ?> uriVariables) { return restTemplate.getForEntity(url, responseType, uriVariables); } /** * 帶請求頭的GET請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> get(String url, Map<String, String> headers, Class<T> responseType, Object... uriVariables) { HttpHeaders httpHeaders = new HttpHeaders(); httpHeaders.setAll(headers); return get(url, httpHeaders, responseType, uriVariables); } /** * 帶請求頭的GET請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> get(String url, HttpHeaders headers, Class<T> responseType, Object... uriVariables) { HttpEntity<?> requestEntity = new HttpEntity<>(headers); return exchange(url, HttpMethod.GET, requestEntity, responseType, uriVariables); } /** * 帶請求頭的GET請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> get(String url, Map<String, String> headers, Class<T> responseType, Map<String, ?> uriVariables) { HttpHeaders httpHeaders = new HttpHeaders(); httpHeaders.setAll(headers); return get(url, httpHeaders, responseType, uriVariables); } /** * 帶請求頭的GET請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> get(String url, HttpHeaders headers, Class<T> responseType, Map<String, ?> uriVariables) { HttpEntity<?> requestEntity = new HttpEntity<>(headers); return exchange(url, HttpMethod.GET, requestEntity, responseType, uriVariables); } // ----------------------------------POST------------------------------------------------------- /** * POST請求調(diào)用方式 * * @param url 請求URL * @param responseType 返回對象類型 * @return */ public <T> ResponseEntity<T> post(String url, Class<T> responseType) { return restTemplate.postForEntity(url, HttpEntity.EMPTY, responseType); } /** * POST請求調(diào)用方式 * * @param url 請求URL * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> post(String url, Object requestBody, Class<T> responseType) { return restTemplate.postForEntity(url, requestBody, responseType); } /** * POST請求調(diào)用方式 * * @param url 請求URL * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> post(String url, Object requestBody, Class<T> responseType, Object... uriVariables) { return restTemplate.postForEntity(url, requestBody, responseType, uriVariables); } /** * POST請求調(diào)用方式 * * @param url 請求URL * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> post(String url, Object requestBody, Class<T> responseType, Map<String, ?> uriVariables) { return restTemplate.postForEntity(url, requestBody, responseType, uriVariables); } /** * 帶請求頭的POST請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> post(String url, Map<String, String> headers, Object requestBody, Class<T> responseType, Object... uriVariables) { HttpHeaders httpHeaders = new HttpHeaders(); httpHeaders.setAll(headers); return post(url, httpHeaders, requestBody, responseType, uriVariables); } /** * 帶請求頭的POST請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> post(String url, HttpHeaders headers, Object requestBody, Class<T> responseType, Object... uriVariables) { HttpEntity<Object> requestEntity = new HttpEntity<Object>(requestBody, headers); return post(url, requestEntity, responseType, uriVariables); } /** * 帶請求頭的POST請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> post(String url, Map<String, String> headers, Object requestBody, Class<T> responseType, Map<String, ?> uriVariables) { HttpHeaders httpHeaders = new HttpHeaders(); httpHeaders.setAll(headers); return post(url, httpHeaders, requestBody, responseType, uriVariables); } /** * 帶請求頭的POST請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> post(String url, HttpHeaders headers, Object requestBody, Class<T> responseType, Map<String, ?> uriVariables) { HttpEntity<Object> requestEntity = new HttpEntity<Object>(requestBody, headers); return post(url, requestEntity, responseType, uriVariables); } /** * 自定義請求頭和請求體的POST請求調(diào)用方式 * * @param url 請求URL * @param requestEntity 請求頭和請求體封裝對象 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> post(String url, HttpEntity<?> requestEntity, Class<T> responseType, Object... uriVariables) { return restTemplate.exchange(url, HttpMethod.POST, requestEntity, responseType, uriVariables); } /** * 自定義請求頭和請求體的POST請求調(diào)用方式 * * @param url 請求URL * @param requestEntity 請求頭和請求體封裝對象 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> post(String url, HttpEntity<?> requestEntity, Class<T> responseType, Map<String, ?> uriVariables) { return restTemplate.exchange(url, HttpMethod.POST, requestEntity, responseType, uriVariables); } // ----------------------------------PUT------------------------------------------------------- /** * PUT請求調(diào)用方式 * * @param url 請求URL * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> put(String url, Class<T> responseType, Object... uriVariables) { return put(url, HttpEntity.EMPTY, responseType, uriVariables); } /** * PUT請求調(diào)用方式 * * @param url 請求URL * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> put(String url, Object requestBody, Class<T> responseType, Object... uriVariables) { HttpEntity<Object> requestEntity = new HttpEntity<Object>(requestBody); return put(url, requestEntity, responseType, uriVariables); } /** * PUT請求調(diào)用方式 * * @param url 請求URL * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> put(String url, Object requestBody, Class<T> responseType, Map<String, ?> uriVariables) { HttpEntity<Object> requestEntity = new HttpEntity<Object>(requestBody); return put(url, requestEntity, responseType, uriVariables); } /** * 帶請求頭的PUT請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> put(String url, Map<String, String> headers, Object requestBody, Class<T> responseType, Object... uriVariables) { HttpHeaders httpHeaders = new HttpHeaders(); httpHeaders.setAll(headers); return put(url, httpHeaders, requestBody, responseType, uriVariables); } /** * 帶請求頭的PUT請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> put(String url, HttpHeaders headers, Object requestBody, Class<T> responseType, Object... uriVariables) { HttpEntity<Object> requestEntity = new HttpEntity<Object>(requestBody, headers); return put(url, requestEntity, responseType, uriVariables); } /** * 帶請求頭的PUT請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> put(String url, Map<String, String> headers, Object requestBody, Class<T> responseType, Map<String, ?> uriVariables) { HttpHeaders httpHeaders = new HttpHeaders(); httpHeaders.setAll(headers); return put(url, httpHeaders, requestBody, responseType, uriVariables); } /** * 帶請求頭的PUT請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> put(String url, HttpHeaders headers, Object requestBody, Class<T> responseType, Map<String, ?> uriVariables) { HttpEntity<Object> requestEntity = new HttpEntity<Object>(requestBody, headers); return put(url, requestEntity, responseType, uriVariables); } /** * 自定義請求頭和請求體的PUT請求調(diào)用方式 * * @param url 請求URL * @param requestEntity 請求頭和請求體封裝對象 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> put(String url, HttpEntity<?> requestEntity, Class<T> responseType, Object... uriVariables) { return restTemplate.exchange(url, HttpMethod.PUT, requestEntity, responseType, uriVariables); } /** * 自定義請求頭和請求體的PUT請求調(diào)用方式 * * @param url 請求URL * @param requestEntity 請求頭和請求體封裝對象 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> put(String url, HttpEntity<?> requestEntity, Class<T> responseType, Map<String, ?> uriVariables) { return restTemplate.exchange(url, HttpMethod.PUT, requestEntity, responseType, uriVariables); } // ----------------------------------DELETE------------------------------------------------------- /** * DELETE請求調(diào)用方式 * * @param url 請求URL * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> delete(String url, Class<T> responseType, Object... uriVariables) { return delete(url, HttpEntity.EMPTY, responseType, uriVariables); } /** * DELETE請求調(diào)用方式 * * @param url 請求URL * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> delete(String url, Class<T> responseType, Map<String, ?> uriVariables) { return delete(url, HttpEntity.EMPTY, responseType, uriVariables); } /** * DELETE請求調(diào)用方式 * * @param url 請求URL * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> delete(String url, Object requestBody, Class<T> responseType, Object... uriVariables) { HttpEntity<Object> requestEntity = new HttpEntity<Object>(requestBody); return delete(url, requestEntity, responseType, uriVariables); } /** * DELETE請求調(diào)用方式 * * @param url 請求URL * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> delete(String url, Object requestBody, Class<T> responseType, Map<String, ?> uriVariables) { HttpEntity<Object> requestEntity = new HttpEntity<Object>(requestBody); return delete(url, requestEntity, responseType, uriVariables); } /** * 帶請求頭的DELETE請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> delete(String url, Map<String, String> headers, Class<T> responseType, Object... uriVariables) { HttpHeaders httpHeaders = new HttpHeaders(); httpHeaders.setAll(headers); return delete(url, httpHeaders, responseType, uriVariables); } /** * 帶請求頭的DELETE請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> delete(String url, HttpHeaders headers, Class<T> responseType, Object... uriVariables) { HttpEntity<Object> requestEntity = new HttpEntity<Object>(headers); return delete(url, requestEntity, responseType, uriVariables); } /** * 帶請求頭的DELETE請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> delete(String url, Map<String, String> headers, Class<T> responseType, Map<String, ?> uriVariables) { HttpHeaders httpHeaders = new HttpHeaders(); httpHeaders.setAll(headers); return delete(url, httpHeaders, responseType, uriVariables); } /** * 帶請求頭的DELETE請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> delete(String url, HttpHeaders headers, Class<T> responseType, Map<String, ?> uriVariables) { HttpEntity<Object> requestEntity = new HttpEntity<Object>(headers); return delete(url, requestEntity, responseType, uriVariables); } /** * 帶請求頭的DELETE請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> delete(String url, Map<String, String> headers, Object requestBody, Class<T> responseType, Object... uriVariables) { HttpHeaders httpHeaders = new HttpHeaders(); httpHeaders.setAll(headers); return delete(url, httpHeaders, requestBody, responseType, uriVariables); } /** * 帶請求頭的DELETE請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> delete(String url, HttpHeaders headers, Object requestBody, Class<T> responseType, Object... uriVariables) { HttpEntity<Object> requestEntity = new HttpEntity<Object>(requestBody, headers); return delete(url, requestEntity, responseType, uriVariables); } /** * 帶請求頭的DELETE請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> delete(String url, Map<String, String> headers, Object requestBody, Class<T> responseType, Map<String, ?> uriVariables) { HttpHeaders httpHeaders = new HttpHeaders(); httpHeaders.setAll(headers); return delete(url, httpHeaders, requestBody, responseType, uriVariables); } /** * 帶請求頭的DELETE請求調(diào)用方式 * * @param url 請求URL * @param headers 請求頭參數(shù) * @param requestBody 請求參數(shù)體 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> delete(String url, HttpHeaders headers, Object requestBody, Class<T> responseType, Map<String, ?> uriVariables) { HttpEntity<Object> requestEntity = new HttpEntity<Object>(requestBody, headers); return delete(url, requestEntity, responseType, uriVariables); } /** * 自定義請求頭和請求體的DELETE請求調(diào)用方式 * * @param url 請求URL * @param requestEntity 請求頭和請求體封裝對象 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> delete(String url, HttpEntity<?> requestEntity, Class<T> responseType, Object... uriVariables) { return restTemplate.exchange(url, HttpMethod.DELETE, requestEntity, responseType, uriVariables); } /** * 自定義請求頭和請求體的DELETE請求調(diào)用方式 * * @param url 請求URL * @param requestEntity 請求頭和請求體封裝對象 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> delete(String url, HttpEntity<?> requestEntity, Class<T> responseType, Map<String, ?> uriVariables) { return restTemplate.exchange(url, HttpMethod.DELETE, requestEntity, responseType, uriVariables); } // ----------------------------------通用方法------------------------------------------------------- /** * 通用調(diào)用方式 * * @param url 請求URL * @param method 請求方法類型 * @param requestEntity 請求頭和請求體封裝對象 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,按順序依次對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> exchange(String url, HttpMethod method, HttpEntity<?> requestEntity, Class<T> responseType, Object... uriVariables) { return restTemplate.exchange(url, method, requestEntity, responseType, uriVariables); } /** * 通用調(diào)用方式 * * @param url 請求URL * @param method 請求方法類型 * @param requestEntity 請求頭和請求體封裝對象 * @param responseType 返回對象類型 * @param uriVariables URL中的變量,與Map中的key對應(yīng) * @return ResponseEntity 響應(yīng)對象封裝類 */ public <T> ResponseEntity<T> exchange(String url, HttpMethod method, HttpEntity<?> requestEntity, Class<T> responseType, Map<String, ?> uriVariables) { return restTemplate.exchange(url, method, requestEntity, responseType, uriVariables); } }
RestTemplate配置類和工具類
RestTemplate配置類
@Configuration public class RestTemplateConfig { ? ? @Bean ? ? public RestTemplate restTemplate(RestTemplateBuilder restTemplateBuilder) { ? ? ? ? RestTemplate build = restTemplateBuilder ? ? ? ? ? ? ? ? .requestFactory(OkHttp3ClientHttpRequestFactory.class) ? ? ? ? ? ? ? ? .setConnectTimeout(Duration.ofSeconds(10)) ? ? ? ? ? ? ? ? .setReadTimeout(Duration.ofSeconds(20)) ? ? ? ? ? ? ? ? .build(); ? ? ? ? build.getMessageConverters().add(new TextJsonSupport(Jackson2ObjectMapperBuilder.json().build())); ? ? ? ? return build; ? ? } } public class TextJsonSupport extends MappingJackson2HttpMessageConverter { ? ? public TextJsonSupport(ObjectMapper objectMapper) { ? ? ? ? super(objectMapper); ? ? ? ? setSupportedMediaTypes(Arrays.asList(new MediaType("text", "json"))); ? ? } ? ? ? public TextJsonSupport() { ? ? ? ? super(); ? ? } }
RestTemplate工具類
public class RestTemplateUtil { ? ? public static Object doGet(String url, HttpHeaders httpHeaders) { ? ? ? ? RestTemplate restTemplate = new RestTemplate(); ? ? ? ? HttpEntity<Object> request = new HttpEntity<>(httpHeaders); ? ? ? ? ResponseEntity<Object> result = restTemplate.exchange(url, HttpMethod.GET, request, Object.class); ? ? ? ? if (null != result && null != result.getBody()) { ? ? ? ? ? ? return result.getBody(); ? ? ? ? } ? ? ? ? return null; ? ? } ? ? ? public static Object doPost(String url, HttpHeaders httpHeaders, JSONObject params) { ? ? ? ? RestTemplate restTemplate = new RestTemplate(); ? ? ? ? HttpEntity<Object> request = new HttpEntity<>(params, httpHeaders); ? ? ? ? ResponseEntity<Object> result = restTemplate.exchange(url, HttpMethod.POST, request, Object.class); ? ? ? ? if (null != result && null != result.getBody()) { ? ? ? ? ? ? return result.getBody(); ? ? ? ? } ? ? ? ? return null; ? ? } ? ? ? public static Object doPostJson(String url, HttpHeaders httpHeaders, JSONObject params) { ? ? ? ? RestTemplate restTemplate = new RestTemplate(); ? ? ? ? HttpEntity<Object> request = new HttpEntity<>(params, httpHeaders); ? ? ? ? ResponseEntity<JSONObject> result = restTemplate.exchange(url, HttpMethod.POST, request, JSONObject.class); ? ? ? ? if (null != result && null != result.getBody()) { ? ? ? ? ? ? return result.getBody(); ? ? ? ? } ? ? ? ? return null; ? ? } }
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