java訪問ssl方法

private static HttpsURLConnection conn;
	
	public InsecureConnection(){
		
	}
	
	public HttpsURLConnection connect(String urlStr, final String userName, final String password) {

		Authenticator.setDefault (new Authenticator() {
		    protected PasswordAuthentication getPasswordAuthentication() {
		        return new PasswordAuthentication (userName, password.toCharArray());
		    }
		});
		
		try{
        SSLContext ctx = SSLContext.getInstance("TLS");
        ctx.init(new KeyManager[0], new TrustManager[] {new DefaultTrustManager()}, new SecureRandom());
        SSLContext.setDefault(ctx);

        URL url = new URL(urlStr);
        conn = (HttpsURLConnection) url.openConnection();
        conn.setUseCaches(true);
        conn.setHostnameVerifier(new HostnameVerifier() {
            @Override
            public boolean verify(String arg0, SSLSession arg1) {
                return true;
            }
        });
        //System.out.println(conn.getResponseCode());
		}catch(Exception e){
			e.printStackTrace();
		}
		return conn;
	}
	
	public void disconnect(){
		try{
			if(conn != null){
				conn.disconnect();
			}
		}catch(Exception e){
			e.printStackTrace();
		}
	}
	
	private static class DefaultTrustManager implements X509TrustManager {

        @Override
        public void checkClientTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {}

        @Override
        public void checkServerTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {}

        @Override
        public X509Certificate[] getAcceptedIssuers() {
            return null;
        }
    }

java訪問ssl方法