HttpsURLConnection, httpurlconnection
package test;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.net.MalformedURLException;import java.net.URL;import java.security.KeyManagementException;import java.security.NoSuchAlgorithmException;import java.security.SecureRandom;import java.security.cert.CertificateException;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.TrustManager;import javax.net.ssl.X509TrustManager;public class Test { public static void main(String[] args) { HttpsURLConnection conn = null; try { URL url = new URL("https://home.cnblogs.com/u/mjn0"); conn = (HttpsURLConnection) url.openConnection(); SSLContext context = SSLContext.getInstance("TLS"); X509TrustManager xtm = new X509TrustManager() { @Override public X509Certificate[] getAcceptedIssuers() { return null; } @Override public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException { } @Override public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException { } }; KeyManager[] km = null; TrustManager[] tm = new TrustManager[] { xtm }; SecureRandom random = null; context.init(km, tm, random); SSLSocketFactory sf = context.getSocketFactory(); conn.setSSLSocketFactory(sf); } catch (MalformedURLException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); } catch (KeyManagementException e) { e.printStackTrace(); } try (InputStream is = conn.getInputStream(); InputStreamReader isr = new InputStreamReader(is, "utf-8"); BufferedReader br = new BufferedReader(isr);) { String line; while ((line = br.readLine()) != null) { System.out.println(line); } } catch (IOException e) { e.printStackTrace(); } }}