package main; import java.io.IOException; import java.net.URL; import java.net.URLConnection; public class Mail { final String head = "https://www.pi-saar.de/projekte-bewerten/bewertung-aktivieren/"; public void parse(String email) throws IOException{ String link = email.substring(email.indexOf(head), email.indexOf("Mit")); openUrl(link); } public void openUrl(String link) throws IOException{ System.setProperty("java.net.useSystemProxies", "true"); URL url = new URL(link); URLConnection myURLConnection = url.openConnection(); myURLConnection.connect(); } }