如果通过“连接 https URL”,您的具体意思是java.net.URL
类和new java.net.URL("https://something") .openConnection()
返回实现(子类)的类,javax.net.HttpsURLConnection
这是我引用的两个示例:
static void SO49993912ExampleClientPKCS12 (String[] args) throws Exception {
FileInputStream fis = new FileInputStream (args[0]);
KeyStore ks = KeyStore.getInstance("PKCS12");
ks.load (fis, args[1].toCharArray()); fis.close();
KeyManagerFactory kf = KeyManagerFactory.getInstance(KeyManagerFactory.getDefaultAlgorithm());
kf.init (ks, args[1].toCharArray());
SSLContext ctx = SSLContext.getInstance ("TLS");
ctx.init (kf.getKeyManagers(), null /*default TM(s)*/, null);
// method 1
HttpsURLConnection conn1 = (HttpsURLConnection) new URL (args[2]).openConnection();
conn1.setSSLSocketFactory(ctx.getSocketFactory());
conn1.connect(); System.out.println (conn1.getResponseCode()); conn1.disconnect();
// method 2
HttpsURLConnection.setDefaultSSLSocketFactory(ctx.getSocketFactory());
HttpsURLConnection conn2 = (HttpsURLConnection) new URL (args[2]).openConnection();
conn1.connect(); System.out.println (conn2.getResponseCode()); conn2.disconnect();
}
然而,在 Java 中还有很多其他方式可以连接到 https(和其他)URL;如果您实际上意味着其他内容,则必须更具体。