今天公司项目请求一个接口地址是ip格式的，如：https://120.20.xx.xxx/xx/xx，报一个SSL的错：
由于之前请求的接口地址都是域名地址，如：https://www.xxx.com/xxx/xxx，
借鉴博客：https://blog.csdn.net/qq173684423/article/details/53420695
使用HttpClient工具，忽略SSL认证代码如下：
package com.saoptest.dhl; import java.io.BufferedReader; import java.io.File; import java.io.FileReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.nio.charset.Charset; import java.security.cert.CertificateException; import java.security.cert.X509Certificate; import javax.net.ssl.SSLContext; import javax.xml.bind.DatatypeConverter; import org.apache.http.HttpEntity; import org.apache.http.HttpResponse; import org.apache.http.ParseException; import org.apache.http.StatusLine; import org.apache.http.client.config.RequestConfig; import org.apache.http.client.methods.CloseableHttpResponse; import org.apache.http.client.methods.HttpGet; import org.apache.http.client.methods.HttpPost; import org.apache.http.conn.ssl.SSLConnectionSocketFactory; import org.apache.http.conn.ssl.SSLContextBuilder; import org.apache.http.conn.ssl.TrustStrategy; import org.apache.http.entity.StringEntity; import org.apache.http.impl.client.CloseableHttpClient; import org.apache.http.impl.client.HttpClients; import org.apache.http.util.EntityUtils; import com.alibaba.fastjson.JSONObject; /** * * @Description: 测试欧洲国家DHL接口 * @author: xxxx * @date: 2019年10月28日下午2:48:21 */ public class DhlTest04EU { //测试欧洲国家DHL接口 private static int socketTimeout = 300000;// 请求超时时间 private static int connectTimeout = 300000;// 传输超时时间 public static void main(String[] args) throws Exception { String url = ""; //请求地址 try{ //==========1、发送get请求获取token // url = "xxxxxx"; //请求地址 url = "http://xxxxx"; //请求地址 // String resultStr = doGetHttpClient(url); String resultStr = testGetNoSSL(url); //get请求(忽略SSL证书)，获取结果 JSONObject jsonObj = JSONObject.parseObject(resultStr); String accessToken = jsonObj.getString("access_token"); System.out.println("拿到token：" + accessToken); //==========2、拿到token后，发送token和订单参数 url = "https://xxxxxxx"; //获取这个类的路径path,参数有几十个字段，所以测试写死的放入文件里了 // String path = "E:/dhl04.txt"; String path = "E:/dhl05Str.txt"; //path + "struts.xml"，就是类路径下的struts.xml这个文件了 BufferedReader br = new BufferedReader(new FileReader(new File(path))); String s = ""; String param = ""; //定义一个变量s，让s等于br去读一行。 while((s = br.readLine()) != null){ //System.out.println(s); param += s; } System.out.println("========请求参数========================"); System.out.println(param); String resultXml = testPostNoSSL(url, param, accessToken); System.out.println(" 返回结果： " + resultXml); } catch(Exception ee){ System.out.println("错误===========" + ee); } } /** * 使用SOAP1.2发送消息 * * @param postUrl * @param soapXml * @param soapAction * @return */ public static String doPostSoap1_3(String postUrl, String soapXml,String token) { String retStr = ""; try { // CredentialsProvider provider = new BasicCredentialsProvider(); // UsernamePasswordCredentials credentials = new UsernamePasswordCredentials("ectms", "Zoot123!"); // provider.setCredentials(AuthScope.ANY, credentials); // //创建HttpClientBuilder // HttpClientBuilder httpClientBuilder = HttpClientBuilder.create().setDefaultCredentialsProvider(provider); // // // // // // HttpClient // CloseableHttpClient httpclient = httpClientBuilder.setRedirectStrategy(new LaxRedirectStrategy()).build(); // CloseableHttpClient closeableHttpClient = httpClientBuilder.build(); // 1、创建httpClient CloseableHttpClient httpclient = HttpClients.createDefault(); HttpPost httpPost = new HttpPost(postUrl); //头部添加token httpPost.setHeader("Authorization", "Bearer " +token); // 设置请求和传输超时时间 RequestConfig requestConfig = RequestConfig.custom() .setSocketTimeout(socketTimeout) .setConnectTimeout(connectTimeout).build(); httpPost.setConfig(requestConfig); httpPost.setHeader("Content-Type","application/json;charset=UTF-8"); // httpPost.setHeader("SOAPAction", soapAction); StringEntity data = new StringEntity(soapXml, Charset.forName("UTF-8")); httpPost.setEntity(data); CloseableHttpResponse response = httpclient.execute(httpPost); HttpEntity httpEntity = response.getEntity(); if (httpEntity != null) { // 打印响应内容 retStr = EntityUtils.toString(httpEntity, "UTF-8"); } // 释放资源 httpclient.close(); } catch (Exception e) { System.out.println("请求失败：/n" + e); } return retStr; } public static String doGetHttpClient(String url) throws ParseException, IOException{ // String path = "http://xxx"; String path = url;//请求的url地址 String resultStr = ""; //1.创建客户端访问服务器的httpclient对象 打开浏览器 // 1、创建httpClient CloseableHttpClient httpclient = HttpClients.createDefault(); //2.以请求的连接地址创建get请求对象 浏览器中输入网址 HttpGet httpget = new HttpGet(path); //username:password--->访问的用户名，密码,并使用base64进行加密，将加密的字节信息转化为string类型，encoding--->token String encoding = DatatypeConverter.printBase64Binary("xxx:xxx".getBytes("UTF-8")); httpget.setHeader("Authorization", "Basic " +encoding); //3.向服务器端发送请求 并且获取响应对象 浏览器中输入网址点击回车 HttpResponse response = httpclient.execute(httpget); //4.获取响应对象中的响应码 StatusLine statusLine = response.getStatusLine();//获取请求对象中的响应行对象 int responseCode = statusLine.getStatusCode();//从状态行中获取状态码 System.out.println(responseCode); if (responseCode == 200) { //5. 可以接收和发送消息 HttpEntity entity = response.getEntity(); //6.从消息载体对象中获取操作的读取流对象 InputStream input = entity.getContent(); BufferedReader br = new BufferedReader(new InputStreamReader(input)); String str1 = br.readLine(); String result = new String(str1.getBytes("gbk"), "utf-8"); System.out.println("服务器的响应结果:" + result); resultStr = result; br.close(); input.close(); // 释放资源 httpclient.close(); } else { System.out.println("响应失败!"); } return resultStr; } //=========================忽略SSL证书的POST, GET请求====================================== public static String testPostNoSSL(String postUrl, String paramJson,String token) { String resultStr = ""; //返回结果 try { // 1、创建httpClient // CloseableHttpClient httpClient = HttpClients.createDefault(); CloseableHttpClient buildSSLCloseableHttpClient = buildSSLCloseableHttpClient(); System.setProperty("jsse.enableSNIExtension", "false"); HttpPost httpPost = new HttpPost(postUrl); httpPost.setHeader("Authorization", "Bearer " +token); // 设置请求和传输超时时间 RequestConfig requestConfig = RequestConfig.custom() .setSocketTimeout(socketTimeout) .setConnectTimeout(connectTimeout).build(); httpPost.setConfig(requestConfig); httpPost.setHeader("Content-Type","application/json;charset=UTF-8"); //放入请求参数 StringEntity data = new StringEntity(paramJson,Charset.forName("UTF-8")); httpPost.setEntity(data); //发送请求，接收结果 CloseableHttpResponse response = buildSSLCloseableHttpClient.execute(httpPost); //4.获取响应对象中的响应码 StatusLine statusLine = response.getStatusLine();//获取请求对象中的响应行对象 int responseCode = statusLine.getStatusCode();//从状态行中获取状态码 System.out.println(responseCode); if (responseCode == 200) { // 打印响应内容 resultStr = EntityUtils.toString(response.getEntity(), "UTF-8"); //5. 可以接收和发送消息 HttpEntity entity = response.getEntity(); //6.从消息载体对象中获取操作的读取流对象 InputStream input = entity.getContent(); } else { System.out.println("响应失败! : " + response.toString()); } buildSSLCloseableHttpClient.close(); } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } return resultStr; } /** * * @Description: 忽略SSL证书的get请求 * @author: zhouruntao * @date: 2019年11月14日上午10:57:31 */ public static String testGetNoSSL(String url){ String resultStr = "";//返回结果 try { CloseableHttpClient buildSSLCloseableHttpClient = buildSSLCloseableHttpClient(); System.setProperty("jsse.enableSNIExtension", "false"); HttpGet httpGet = new HttpGet(url); //username:password--->访问的用户名，密码,并使用base64进行加密，将加密的字节信息转化为string类型，encoding--->token String encoding = DatatypeConverter.printBase64Binary("ed800cb6-f012-478a-ad94-e095adb74677:9c1f4563-589e-4494-a182-3f1c4b321c29".getBytes("UTF-8")); // httpget.setHeader("username", "ed800cb6-f012-478a-ad94-e095adb74677"); // httpget.setHeader("password", "9c1f4563-589e-4494-a182-3f1c4b321c29"); httpGet.setHeader("Authorization", "Basic " +encoding); HttpResponse response = buildSSLCloseableHttpClient.execute(httpGet); //4.获取响应对象中的响应码 StatusLine statusLine = response.getStatusLine();//获取请求对象中的响应行对象 int responseCode = statusLine.getStatusCode();//从状态行中获取状态码 System.out.println(responseCode); if (responseCode == 200) { //5. 可以接收和发送消息 HttpEntity entity = response.getEntity(); //6.从消息载体对象中获取操作的读取流对象 InputStream input = entity.getContent(); BufferedReader br = new BufferedReader(new InputStreamReader(input)); String str1 = br.readLine(); String result = new String(str1.getBytes("gbk"), "utf-8"); System.out.println("服务器的响应结果:" + result); resultStr = result; br.close(); input.close(); // 释放资源 buildSSLCloseableHttpClient.close(); } } catch (Exception e) { // TODO Auto-generated catch block e.printStackTrace(); } return resultStr; } /** * ============忽略证书 */ private static CloseableHttpClient buildSSLCloseableHttpClient() throws Exception { SSLContext sslContext = new SSLContextBuilder().loadTrustMaterial(null, new TrustStrategy() { // 信任所有 @Override public boolean isTrusted(X509Certificate[] chain, String authType) throws CertificateException { return true; } }).build(); // ALLOW_ALL_HOSTNAME_VERIFIER:这个主机名验证器基本上是关闭主机名验证的,实现的是一个空操作，并且不会抛出javax.net.ssl.SSLException异常。 SSLConnectionSocketFactory sslsf = new SSLConnectionSocketFactory( sslContext, new String[] { "TLSv1" }, null, SSLConnectionSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER); return HttpClients.custom().setSSLSocketFactory(sslsf).build(); } }