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package com.market.api.common.util; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import javax.net.ssl.*; import java.io.*; import java.net.ConnectException; import java.net.SocketTimeoutException; import java.net.URL; import java.net.URLConnection; import java.security.cert.X509Certificate; /** * @description: 通用http发送方法 * @author: wuming * @create: 2023-05-08 10:24:31 */ public class HttpUtils { private static final Logger log = LoggerFactory.getLogger(HttpUtils.class); /** * 向指定 URL 发送GET方法的请求 * * @param url 发送请求的 URL * @param param 请求参数，请求参数应该是 name1=value1&name2=value2 的形式。 * @return 所代表远程资源的响应结果 */ public static String sendGet(String url, String param) { return sendGet(url, param, "UTF-8"); } /** * 向指定 URL 发送GET方法的请求 * * @param url 发送请求的 URL * @param param 请求参数，请求参数应该是 name1=value1&name2=value2 的形式。 * @param contentType 编码类型 * @return 所代表远程资源的响应结果 */ public static String sendGet(String url, String param, String contentType) { StringBuilder result = new StringBuilder(); BufferedReader in = null; try { String urlNameString = url + "?" + param; log.info("sendGet - {}", urlNameString); URL realUrl = new URL(urlNameString); URLConnection connection = realUrl.openConnection(); connection.setRequestProperty("accept", "*/*"); connection.setRequestProperty("connection", "Keep-Alive"); connection.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)"); connection.connect(); in = new BufferedReader(new InputStreamReader(connection.getInputStream(), contentType)); String line; while ((line = in.readLine()) != null) { result.append(line); } log.info("recv - {}", result); } catch (ConnectException e) { log.error("调用HttpUtils.sendGet ConnectException, url=" + url + ",param=" + param, e); } catch (SocketTimeoutException e) { log.error("调用HttpUtils.sendGet SocketTimeoutException, url=" + url + ",param=" + param, e); } catch (IOException e) { log.error("调用HttpUtils.sendGet IOException, url=" + url + ",param=" + param, e); } catch (Exception e) { log.error("调用HttpsUtil.sendGet Exception, url=" + url + ",param=" + param, e); } finally { try { if (in != null) { in.close(); } } catch (Exception ex) { log.error("调用in.close Exception, url=" + url + ",param=" + param, ex); } } return result.toString(); } /** * 向指定 URL 发送POST方法的请求 * * @param url 发送请求的 URL * @param param 请求参数，请求参数应该是 name1=value1&name2=value2 的形式。 * @return 所代表远程资源的响应结果 */ public static String sendPost(String url, String param) { PrintWriter out = null; BufferedReader in = null; StringBuilder result = new StringBuilder(); try { String urlNameString = url; log.info("sendPost - {}", urlNameString); URL realUrl = new URL(urlNameString); URLConnection conn = realUrl.openConnection(); conn.setRequestProperty("accept", "*/*"); conn.setRequestProperty("connection", "Keep-Alive"); conn.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)"); conn.setRequestProperty("Accept-Charset", "utf-8"); conn.setRequestProperty("contentType", "utf-8"); conn.setDoOutput(true); conn.setDoInput(true); out = new PrintWriter(conn.getOutputStream()); out.print(param); out.flush(); in = new BufferedReader(new InputStreamReader(conn.getInputStream(), "utf-8")); String line; while ((line = in.readLine()) != null) { result.append(line); } log.info("recv - {}", result); } catch (ConnectException e) { log.error("调用HttpUtils.sendPost ConnectException, url=" + url + ",param=" + param, e); } catch (SocketTimeoutException e) { log.error("调用HttpUtils.sendPost SocketTimeoutException, url=" + url + ",param=" + param, e); } catch (IOException e) { log.error("调用HttpUtils.sendPost IOException, url=" + url + ",param=" + param, e); } catch (Exception e) { log.error("调用HttpsUtil.sendPost Exception, url=" + url + ",param=" + param, e); } finally { try { if (out != null) { out.close(); } if (in != null) { in.close(); } } catch (IOException ex) { log.error("调用in.close Exception, url=" + url + ",param=" + param, ex); } } return result.toString(); } public static String sendSSLPost(String url, String param) { StringBuilder result = new StringBuilder(); String urlNameString = url + "?" + param; try { log.info("sendSSLPost - {}", urlNameString); SSLContext sc = SSLContext.getInstance("SSL"); sc.init(null, new TrustManager[]{new TrustAnyTrustManager()}, new java.security.SecureRandom()); URL console = new URL(urlNameString); HttpsURLConnection conn = (HttpsURLConnection) console.openConnection(); conn.setRequestProperty("accept", "*/*"); conn.setRequestProperty("connection", "Keep-Alive"); conn.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)"); conn.setRequestProperty("Accept-Charset", "utf-8"); conn.setRequestProperty("contentType", "utf-8"); conn.setDoOutput(true); conn.setDoInput(true); conn.setSSLSocketFactory(sc.getSocketFactory()); conn.setHostnameVerifier(new TrustAnyHostnameVerifier()); conn.connect(); InputStream is = conn.getInputStream(); BufferedReader br = new BufferedReader(new InputStreamReader(is)); String ret = ""; while ((ret = br.readLine()) != null) { if (ret != null && !"".equals(ret.trim())) { result.append(new String(ret.getBytes("ISO-8859-1"), "utf-8")); } } log.info("recv - {}", result); conn.disconnect(); br.close(); } catch (ConnectException e) { log.error("调用HttpUtils.sendSSLPost ConnectException, url=" + url + ",param=" + param, e); } catch (SocketTimeoutException e) { log.error("调用HttpUtils.sendSSLPost SocketTimeoutException, url=" + url + ",param=" + param, e); } catch (IOException e) { log.error("调用HttpUtils.sendSSLPost IOException, url=" + url + ",param=" + param, e); } catch (Exception e) { log.error("调用HttpsUtil.sendSSLPost Exception, url=" + url + ",param=" + param, e); } return result.toString(); } private static class TrustAnyTrustManager implements X509TrustManager { @Override public void checkClientTrusted(X509Certificate[] chain, String authType) { } @Override public void checkServerTrusted(X509Certificate[] chain, String authType) { } @Override public X509Cer