自己有主机怎么做论坛网站,大数据培训费用多少钱,移动端网站开发框架,网站维护的要求HTTPS主要用于安全传输数据#xff0c;从代码的角度来看#xff0c;HTTPS主要使用了X509的方式进行了加密#xff0c;至于密钥(证书)在什么地方#xff0c;可能在购买HTTPS服务的时候被统一放置在DNS服务器之类的地方了吧(纯推测)#xff1a; package com.sahadev;import …HTTPS主要用于安全传输数据从代码的角度来看HTTPS主要使用了X509的方式进行了加密至于密钥(证书)在什么地方可能在购买HTTPS服务的时候被统一放置在DNS服务器之类的地方了吧(纯推测) package com.sahadev;import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.URL;
import java.security.SecureRandom;
import java.security.cert.X509Certificate;import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.KeyManager;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.X509TrustManager;import org.apache.http.conn.ssl.AllowAllHostnameVerifier;public class HttpClient {private static final AllowAllHostnameVerifier HOSTNAME_VERIFIER new AllowAllHostnameVerifier();private static X509TrustManager xtm new X509TrustManager() {public void checkClientTrusted(X509Certificate[] chain, String authType) {}public void checkServerTrusted(X509Certificate[] chain, String authType) {}public X509Certificate[] getAcceptedIssuers() {return null;}};private static X509TrustManager[] xtmArray new X509TrustManager[] { xtm };private static HttpsURLConnection conn null;public static String sendHttpsPost(String path, String params) throws Exception {// 组拼实体数据byte[] entity params.getBytes(UTF-8);URL url new URL(path);conn (HttpsURLConnection) url.openConnection();if (conn instanceof HttpsURLConnection) {// Trust all certificatesSSLContext context SSLContext.getInstance(TLS);context.init(new KeyManager[0], xtmArray, new SecureRandom());SSLSocketFactory socketFactory context.getSocketFactory();((HttpsURLConnection) conn).setSSLSocketFactory(socketFactory);((HttpsURLConnection) conn).setHostnameVerifier(HOSTNAME_VERIFIER);}conn.setConnectTimeout(5 * 1000);conn.setReadTimeout(30000);conn.setDoInput(true);conn.setDoOutput(true);// 允许输出数据conn.setUseCaches(false);conn.setRequestMethod(POST);conn.setRequestProperty(Content-Type, application/json);conn.setRequestProperty(User-Agent, Mozilla/5.0 (Windows; U; Windows NT 6.1; zh-CN; rv:1.9.2.6));OutputStream outStream new DataOutputStream(conn.getOutputStream());outStream.write(entity);outStream.flush();outStream.close();BufferedReader br new BufferedReader(new InputStreamReader(conn.getInputStream()));StringBuffer sb new StringBuffer();String line;while ((line br.readLine()) ! null) {sb.append(line);}return sb.toString();}public static void closeConnection() {if (conn ! null)conn.disconnect();}
}