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public class OkHttpUtils {
private static final Logger logger = LoggerFactory.getLogger(OkHttpUtils.class);
private static final String METHOD_GET = "get"; private static final String METHOD_POST = "post";
private static ObjectMapper objectMapperService = SpringUtil.getBean(ObjectMapper.class);
private static OkHttpClient okHttpClient;
static { OkHttpUtils.okHttpClient = new OkHttpClient.Builder() .connectTimeout(5L, TimeUnit.SECONDS) .readTimeout(5L, TimeUnit.SECONDS) .build(); }
public static String get(String URL, HashMap<String, Object> paramMap, Map<String, String> headersMap) { Headers headers = getHeaders(headersMap); String param = getParam(paramMap); URL = URL + param;
logger.info("本次访问请求地址:[{}],请求方式:[{}],正在发起请求……", URL, OkHttpUtils.METHOD_GET);
Request request = getRequest(URL, headers, OkHttpUtils.METHOD_GET);
return newCall(request); }
public static void getAsync(String URL, HashMap<String, Object> paramMap, Map<String, String> headersMap) { Headers headers = getHeaders(headersMap); String param = getParam(paramMap); URL = URL + param;
logger.info("本次访问请求地址:[{}],请求方式:[{}],正在发起请求……", URL, OkHttpUtils.METHOD_GET);
Request request = getRequest(URL, headers, OkHttpUtils.METHOD_GET);
newCallAsync(request); }
public static String get(String URL, HashMap<String, Object> paramMap) { Headers headers = getHeaders(new HashMap<>()); String param = getParam(paramMap); URL = URL + param;
logger.info("本次访问请求地址:[{}],请求方式:[{}],正在发起请求……", URL, OkHttpUtils.METHOD_GET);
Request request = getRequest(URL, headers, OkHttpUtils.METHOD_GET);
return newCall(request); }
public static void getAsync(String URL, HashMap<String, Object> paramMap) { Headers headers = getHeaders(new HashMap<>()); String param = getParam(paramMap); URL = URL + param;
logger.info("本次访问请求地址:[{}],请求方式:[{}],正在发起请求……", URL, OkHttpUtils.METHOD_GET);
Request request = getRequest(URL, headers, OkHttpUtils.METHOD_GET);
newCallAsync(request); }
public static String post(String URL, HashMap<String, Object> paramMap, Map<String, String> headersMap) { Headers headers = getHeaders(headersMap); RequestBody body = getRequestBody(paramMap);
logger.info("本次访问请求地址:[{}],请求方式:[{}],正在发起请求……", URL, OkHttpUtils.METHOD_POST);
Request request = getRequest(URL, headers, OkHttpUtils.METHOD_POST,body); return newCall(request); }
public static void postAsync(String URL, HashMap<String, Object> paramMap, Map<String, String> headersMap) { Headers headers = getHeaders(headersMap); RequestBody body = getRequestBody(paramMap);
logger.info("本次访问请求地址:[{}],请求方式:[{}],正在发起请求……", URL, OkHttpUtils.METHOD_POST);
Request request = getRequest(URL, headers, OkHttpUtils.METHOD_POST,body);
newCallAsync(request); }
public static String post(String URL, HashMap<String, Object> paramMap) { Headers headers = getHeaders(new HashMap<>()); RequestBody body = getRequestBody(paramMap); logger.info("本次访问请求地址:[{}],请求方式:[{}],正在发起请求……", URL, OkHttpUtils.METHOD_POST); Request request = getRequest(URL, headers, OkHttpUtils.METHOD_POST,body); return newCall(request); }
public static void postAsync(String URL, HashMap<String, Object> paramMap) { Headers headers = getHeaders(new HashMap<>()); RequestBody body = getRequestBody(paramMap);
logger.info("本次访问请求地址:[{}],请求方式:[{}],正在发起请求……", URL, OkHttpUtils.METHOD_POST);
Request request = getRequest(URL, headers, OkHttpUtils.METHOD_POST,body);
newCall(request); }
private static RequestBody getRequestBody(HashMap<String, Object> paramMap) { try { String value = objectMapperService.writeValueAsString(paramMap); return RequestBody.create(MediaType.parse("application/json"), value); } catch (JsonProcessingException e) { logger.error("json序列化出错!", e); } return RequestBody.create(MediaType.parse("application/json"),"{}"); }
private static Request getRequest(String URL, Headers headers, String method, RequestBody... requestBody) { if (requestBody.length > 1) { throw new RuntimeException("requestBody最多只允许一个!"); } if (OkHttpUtils.METHOD_GET.equalsIgnoreCase(method)) { return new Request.Builder() .get() .url(URL) .headers(headers) .build(); } else if (OkHttpUtils.METHOD_POST.equalsIgnoreCase(method)) { return new Request.Builder() .post(requestBody[0]) .url(URL) .headers(headers) .build(); } return new Request.Builder().build(); }
private static String newCall(Request request) { try(Response execute = okHttpClient.newCall(request).execute()) { if (execute.isSuccessful()) { ResponseBody body = execute.body(); String result = body == null ? null : body.string(); logger.info("接口请求访问成功,返回值:[{}]", result); return result; } logger.error("接口请求失败!错误码:[{}]", execute.code()); } catch (IOException e) { logger.error("接口请求失败!失败原因:", e); } return null; }
private static void newCallAsync(Request request) { okHttpClient.newCall(request).enqueue(new Callback() { @Override public void onFailure(@NotNull Call call, @NotNull IOException e) { logger.error("接口请求失败!", e); } @Override public void onResponse(@NotNull Call call, @NotNull Response response) throws IOException { if (response.isSuccessful()) { ResponseBody body = response.body(); String result = body == null ? null : body.string(); logger.info("接口请求访问成功,返回值:[{}]", result); return; } logger.error("接口请求失败!错误码:[{}]", response.code()); } }); }
private static String getParam(Map<String, Object> paramMap) { if (paramMap.isEmpty()) { return ""; } StringBuffer sb = new StringBuffer(); paramMap.forEach((key, value) -> { sb.append("&").append(key).append("=").append(value); }); return sb.toString().replaceFirst("&", "?"); }
private static Headers getHeaders(Map<String, String> headersMap) { Headers.Builder builder = new Headers.Builder(); headersMap.forEach(builder::add); return builder.build(); } }
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