Ajuda para criar conexão Restful HTTPS

public void criaConexao() throws IOException {
		CriptografiaChave chave = new CriptografiaChave();
		
		URL url = new URL("https://api.pingdom.com");
		HttpURLConnection conn = (HttpURLConnection) url.openConnection();
		conn.setRequestMethod("GET");
		
		String user = "USER";
		String pw ="SENHA";
		String encoded = chave.encrypt(user + ":" + pw);
		conn.setRequestProperty("Authorization", "Basic " + encoded);
		  
		// Print the HTTP response code.
		System.out.println("HTTP response: " + conn.getResponseCode());
		  
		// Close connection.
		conn.disconnect(); 
	}