/*** Http请求类，基于JDK自带的HttpURLConnectionUtil请求类*/
public class HttpsURLConnectionUtil {private static Logger logger = LoggerFactory.getLogger(HttpsURLConnectionUtil.class);static {try {trustAllHttpsCertificates();HttpsURLConnection.setDefaultHostnameVerifier(new HostnameVerifier() {public boolean verify(String urlHostName, SSLSession session) {return true;}});} catch (Exception e) {}}private static void trustAllHttpsCertificates() throws NoSuchAlgorithmException, KeyManagementException {TrustManager[] trustAllCerts = new TrustManager[1];trustAllCerts[0] = new TrustAllManager();/** JDK1.7是TLS1.0，而JDK1.8是TLSv1.2，要调用ICC框架版本是JDK8，因此这里设置为TLSv1.2 **/SSLContext sc = SSLContext.getInstance("TLSv1.2");sc.init(null, trustAllCerts, null);HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());}private static class TrustAllManager implements X509TrustManager {public X509Certificate[] getAcceptedIssuers() {return null;}public void checkServerTrusted(X509Certificate[] certs, String authType) throws CertificateException {}public void checkClientTrusted(X509Certificate[] certs, String authType) throws CertificateException {}}/*** @param httpUrl 请求对象* @return String json字符串格式的响应数据**/public static String doGet(String httpUrl, Map headers) {logger.info("HttpsURLConnectionUtil,doGet,URL:{}, headers:{}", httpUrl, headers);StringBuilder response = new StringBuilder();BufferedReader bufferedReader = null;try {//创建连接URL url = new URL(httpUrl);HttpsURLConnection connection = (HttpsURLConnection) url.openConnection();//忽略ssl验证//disableSslVerification(connection);//设置请求方式connection.setRequestMethod("GET");connection.setRequestProperty("accept", "*/*");connection.setRequestProperty("connection", "Keep-Alive");connection.setRequestProperty("content-type", "application/x-www-form-urlencoded;charset=UTF-8");//设置自定义请求头信息setCustomHeader(connection, headers);//设置请求超时时间:10秒connection.setConnectTimeout(10 * 1000);//设置读取超时时间:10秒connection.setReadTimeout(10 * 1000);//开始连接connection.connect();if (connection.getResponseCode() == 404) {JSONObject result = new JSONObject();result.put("code", "404");result.put("errMsg", "子系统未安装或接口与版本不匹配");return result.toJSONString();}//获取响应数据String readLine = null;bufferedReader = new BufferedReader(new InputStreamReader(connection.getInputStream(), "utf-8"));while ((readLine = bufferedReader.readLine()) != null) {response.append(readLine);}bufferedReader.close();} catch (MalformedURLException e) {logger.error("HttpsURLConnectionUtil,doGet,request error:{}", e.getMessage());e.printStackTrace();} catch (IOException e) {logger.error("HttpsURLConnectionUtil,doGet,request error:{}", e.getMessage());e.printStackTrace();}return response.toString();}/*** @param httpUrl 请求地址* @param jsonStr json字符串格式的请求数据* @return String json字符串格式的响应数据**/public static String doPost(String httpUrl, String jsonStr, Map headers) {logger.info("HttpsURLConnectionUtil,doPost,URL:" + httpUrl);StringBuilder response = new StringBuilder();BufferedReader bufferedReader = null;try {//创建连接URL url = new URL(httpUrl);HttpsURLConnection connection = (HttpsURLConnection) url.openConnection();//忽略ssl验证//disableSslVerification(connection);//设置请求方式connection.setRequestMethod("POST");connection.setRequestProperty("accept", "application/json");connection.setRequestProperty("connection", "Keep-Alive");connection.setRequestProperty("content-type", "application/json;charset=UTF-8");//设置自定义请求头信息setCustomHeader(connection, headers);connection.setDoOutput(true);connection.setDoInput(true);//设置请求超时时间:10秒connection.setConnectTimeout(10 * 1000);//设置读取超时时间:10秒connection.setReadTimeout(10 * 1000);//设置请求参数if (jsonStr != null && !"".equalsIgnoreCase(jsonStr)) {OutputStream outputStream = connection.getOutputStream();byte[] input = jsonStr.getBytes("utf-8");outputStream.write(input, 0, input.length);outputStream.flush();outputStream.close();}connection.connect();if (connection.getResponseCode() == 404) {JSONObject result = new JSONObject();result.put("code", "404");result.put("errMsg", "子系统未安装或接口与版本不匹配");return result.toJSONString();}//获取响应数据String readLine = null;bufferedReader = new BufferedReader(new InputStreamReader(connection.getInputStream(), "utf-8"));while ((readLine = bufferedReader.readLine()) != null) {response.append(readLine);}bufferedReader.close();} catch (MalformedURLException e) {logger.error("HttpsURLConnectionUtil,doPost,request error:{}", e.getMessage());e.printStackTrace();} catch (IOException e) {logger.error("HttpsURLConnectionUtil,doPost,request error:{}", e.getMessage());e.printStackTrace();}return response.toString();}/*** @param httpUrl 请求地址* @param jsonStr json字符串格式的请求数据* @return String json字符串格式的响应数据**/public static String doPut(String httpUrl, String jsonStr, Map headers) {logger.info("HttpsURLConnectionUtil,doPut,URL:" + httpUrl);StringBuilder response = new StringBuilder();BufferedReader bufferedReader = null;try {//创建连接URL url = new URL(httpUrl);HttpsURLConnection connection = (HttpsURLConnection) url.openConnection();//忽略ssl验证//disableSslVerification(connection);//设置请求方式connection.setRequestMethod("PUT");connection.setRequestProperty("accept", "application/json");connection.setRequestProperty("connection", "Keep-Alive");connection.setRequestProperty("content-type", "application/json;charset=UTF-8");//设置自定义请求头信息setCustomHeader(connection, headers);connection.setDoOutput(true);connection.setDoInput(true);//设置请求超时时间:10秒connection.setConnectTimeout(10 * 1000);//设置读取超时时间:10秒connection.setReadTimeout(10 * 1000);//设置请求参数if (jsonStr != null && !"".equalsIgnoreCase(jsonStr)) {OutputStream outputStream = connection.getOutputStream();byte[] input = jsonStr.getBytes("utf-8");outputStream.write(input, 0, input.length);outputStream.flush();outputStream.close();}connection.connect();if (connection.getResponseCode() == 404) {JSONObject result = new JSONObject();result.put("code", "404");result.put("errMsg", "子系统未安装或接口与版本不匹配");return result.toJSONString();}//获取响应数据String readLine = null;bufferedReader = new BufferedReader(new InputStreamReader(connection.getInputStream(), "utf-8"));while ((readLine = bufferedReader.readLine()) != null) {response.append(readLine);}bufferedReader.close();} catch (MalformedURLException e) {logger.error("HttpsURLConnectionUtil,doPut,request error:{}", e.getMessage());e.printStackTrace();} catch (IOException e) {logger.error("HttpsURLConnectionUtil,doPut,request error:{}", e.getMessage());e.printStackTrace();}return response.toString();}/*** @param httpUrl 请求地址* @param jsonStr json字符串格式的请求数据* @return String json字符串格式的响应数据**/public static String doDelete(String httpUrl, String jsonStr, Map headers) {logger.info("HttpsURLConnectionUtil,doDelete,URL:" + httpUrl);StringBuilder response = new StringBuilder();BufferedReader bufferedReader = null;try {//创建连接URL url = new URL(httpUrl);HttpsURLConnection connection = (HttpsURLConnection) url.openConnection();//忽略ssl验证//disableSslVerification(connection);//设置请求方式connection.setRequestMethod("DELETE");connection.setRequestProperty("accept", "application/json");connection.setRequestProperty("connection", "Keep-Alive");connection.setRequestProperty("content-type", "application/json;charset=UTF-8");//设置自定义请求头信息setCustomHeader(connection, headers);connection.setDoOutput(true);connection.setDoInput(true);//设置请求超时时间:10秒connection.setConnectTimeout(10 * 1000);//设置读取超时时间:10秒connection.setReadTimeout(10 * 1000);//设置请求参数if (jsonStr != null && !"".equalsIgnoreCase(jsonStr)) {OutputStream outputStream = connection.getOutputStream();byte[] input = jsonStr.getBytes("utf-8");outputStream.write(input, 0, input.length);outputStream.flush();outputStream.close();}connection.connect();if (connection.getResponseCode() == 404) {JSONObject result = new JSONObject();result.put("code", "404");result.put("errMsg", "子系统未安装或接口与版本不匹配");return result.toJSONString();}//获取响应数据String readLine = null;bufferedReader = new BufferedReader(new InputStreamReader(connection.getInputStream(), "utf-8"));while ((readLine = bufferedReader.readLine()) != null) {response.append(readLine);}bufferedReader.close();} catch (MalformedURLException e) {logger.error("HttpsURLConnectionUtil,doDelete,request error:{}", e.getMessage());e.printStackTrace();} catch (IOException e) {logger.error("HttpsURLConnectionUtil,doDelete,request error:{}", e.getMessage());e.printStackTrace();}return response.toString();}/*** 设置自定义请求头信息**/public static void setCustomHeader(HttpURLConnection connection, Map headers) {if (!CollectionUtils.isEmpty(headers)) {Set set = headers.entrySet();Iterator iterator = set.iterator();while (iterator.hasNext()) {Map.Entry entry = (Map.Entry) iterator.next();String key = entry.getKey();String value = entry.getValue();connection.setRequestProperty(key, value);}}}
}