android - Send a mail with an app -


i want send mail, after button pressed app. app nothing, wrong code?

public void onclick(view v) {             properties props = new properties();     props.put("mail.smtp.host", "smtp.gmail.com");     props.put("mail.smtp.socketfactory.port", "465");     props.put("mail.smtp.socketfactory.class", "javax.net.ssl.sslsocketfactory");     props.put("mail.smtp.auth", "true");     props.put("mail.smtp.port", "465");      session = session.getdefaultinstance(props, new authenticator() {         protected passwordauthentication getpasswordauthentication() {             return new passwordauthentication("test@gmail.com", "14lalal");         }     });      pdialog = progressdialog.show(mainactivity.sactivity , "", "sending mail...", true);      retreivefeedtask task = new retreivefeedtask();     task.execute(); }  class retreivefeedtask extends asynctask<string, void, string> {      @override     protected string doinbackground(string... params) {          try{             message message = new mimemessage(session);             message.setfrom(new internetaddress("test@gmail.com"));             message.setrecipients(message.recipienttype.to, internetaddress.parse("test2@gmail.com"));             message.setsubject("lala");             message.settext("gldf");             transport.send(message);         } catch(messagingexception e) {             e.printstacktrace();         } catch(exception e) {             e.printstacktrace();         }         return null;     }      @override     protected void onpostexecute(string result) {         pdialog.dismiss();         toast.maketext(mcontext, "message sent", toast.length_long).show();     } } }

the alertdialog displays correctly not receive mail.


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