1. 核心依赖

        <!--JSON依赖--><dependency><groupId>com.alibaba</groupId><artifactId>fastjson</artifactId><version>2.0.7</version></dependency><!--httpClient Start--><!--httpClient 文件上传 Start--><!-- https://mvnrepository.com/artifact/commons-fileupload/commons-fileupload --><dependency><groupId>commons-fileupload</groupId><artifactId>commons-fileupload</artifactId><version>1.4</version></dependency><!-- https://mvnrepository.com/artifact/commons-io/commons-io --><dependency><groupId>commons-io</groupId><artifactId>commons-io</artifactId><version>2.11.0</version></dependency><!--httpClient 文件上传 End--><!-- https://mvnrepository.com/artifact/org.apache.httpcomponents/httpcore --><dependency><groupId>org.apache.httpcomponents</groupId><artifactId>httpcore</artifactId><version>4.4.14</version></dependency><!-- https://mvnrepository.com/artifact/commons-httpclient/commons-httpclient --><dependency><groupId>commons-httpclient</groupId><artifactId>commons-httpclient</artifactId><version>3.1</version></dependency><!-- https://mvnrepository.com/artifact/org.apache.httpcomponents/httpmime --><dependency><groupId>org.apache.httpcomponents</groupId><artifactId>httpmime</artifactId><version>4.5.13</version></dependency><!--httpClient End-->

2. 辅助依赖

  <dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-web</artifactId></dependency><!--字符串处理--><dependency><groupId>org.apache.commons</groupId><artifactId>commons-lang3</artifactId><version>${commons-lang3.version}</version></dependency><!--JSON依赖--><dependency><groupId>com.alibaba</groupId><artifactId>fastjson</artifactId><version>2.0.7</version></dependency><dependency><groupId>org.projectlombok</groupId><artifactId>lombok</artifactId></dependency>

3.工具类

package com.gblfy.https;import com.alibaba.fastjson.JSON;import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;/*** Https携带SSL证书工具类** @author gblfy* @date 2022-10-10*/
public class HttpsSSLUtils {public static void main(String[] args) throws Exception {Map map = new HashMap<>();map.put("value", "value");map.put("value2", "value2");String jsonMsg = JSON.toJSONString(map);System.out.println(JSON.toJSONString(map));//测试线写死，后期改用配置文件String keystoreFile = "/app/_.cbit.com.cn.jks";//jbossString keystorePass = "liantiaoceshi";String urlStr = "https://127.0.0.1/login_queryLkBySfmc.htm";String charsetName = "UTF-8";String result = sendHttpSSLJsonMsg(keystoreFile, keystorePass, urlStr, jsonMsg, charsetName);System.out.println("result:" + result);}/*** 发送https json 携带SSL证书请求** @param keystoreFile 证书文件* @param keystorePass 证书密码* @param urlStr       服务端地址* @param jsonMsg      json信息内容* @param charsetName  编码* @return ${ result 响应参数}*/public static String sendHttpSSLJsonMsg(String keystoreFile, String keystorePass, String urlStr, String jsonMsg, String charsetName) throws Exception {try {if ("".equals(charsetName)) {charsetName = "UTF-8";}//设置可通过ip地址访问https请求HttpsURLConnection.setDefaultHostnameVerifier(new NullHostNameVerifier());// 创建SSLContext对象，并使用我们指定的信任管理器初始化TrustManager[] tm = {new MyX509TrustManager(keystoreFile, keystorePass)};SSLContext sslContext = SSLContext.getInstance("TLS");sslContext.init(null, tm, new java.security.SecureRandom());// 从上述SSLContext对象中得到SSLSocketFactory对象SSLSocketFactory ssf = sslContext.getSocketFactory();URL url = new URL(urlStr);HttpsURLConnection con = (HttpsURLConnection) url.openConnection();con.setSSLSocketFactory(ssf);con.setRequestMethod("POST"); // 设置以POST方式提交数据con.setDoInput(true); // 打开输入流，以便从服务器获取数据con.setDoOutput(true);// 打开输出流，以便向服务器提交数据PrintWriter out = new PrintWriter(new OutputStreamWriter(con.getOutputStream(), charsetName));//设置发送参数out.print(jsonMsg);out.flush();out.close();//读取请求返回值InputStreamReader in = new InputStreamReader(con.getInputStream(), charsetName);BufferedReader bfreader = new BufferedReader(in);String result = "";String line = "";while ((line = bfreader.readLine()) != null) {result += line;}return result;} catch (Exception e) {e.printStackTrace();throw e;}}
}

package com.gblfy.https;import java.io.FileInputStream;
import java.security.KeyStore;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;import javax.net.ssl.TrustManager;
import javax.net.ssl.TrustManagerFactory;
import javax.net.ssl.X509TrustManager;/*** 信任管理器** @author gblfy* @date 2022-10-10*/
public class MyX509TrustManager implements X509TrustManager {X509TrustManager sunJSSEX509TrustManager;MyX509TrustManager(String keystoreFile, String pass) throws Exception {KeyStore ks = KeyStore.getInstance("JKS");ks.load(new FileInputStream(keystoreFile), pass.toCharArray());TrustManagerFactory tmf = TrustManagerFactory.getInstance("SunX509", "SunJSSE");tmf.init(ks);TrustManager tms[] = tmf.getTrustManagers();for (int i = 0; i < tms.length; i++) {if (tms[i] instanceof X509TrustManager) {sunJSSEX509TrustManager = (X509TrustManager) tms[i];return;}}throw new Exception("Couldn't initialize");}@Overridepublic void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {try {sunJSSEX509TrustManager.checkClientTrusted(chain, authType);} catch (CertificateException excep) {excep.printStackTrace();}}@Overridepublic void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {try {sunJSSEX509TrustManager.checkServerTrusted(chain, authType);} catch (CertificateException excep) {excep.printStackTrace();}}@Overridepublic X509Certificate[] getAcceptedIssuers() {return sunJSSEX509TrustManager.getAcceptedIssuers();}}

package com.gblfy.https;import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.SSLSession;/*** 预前检验** @author gblfy* @date 2022-10-10*/
public class NullHostNameVerifier implements HostnameVerifier {@Overridepublic boolean verify(String hostname, SSLSession session) {return true;}
}