How to send email via gmail in android ??

To send email via gmail account to u need to follow thw steps below :

1. Add GmailSender.java file [Download]
2. Add JSSEProvider .java file [Download]
3. Add three jar files (mail.jar,activation.jar,aditional.jar) [Download]
4. Add Internet permission in manifest.xml file
5. Herecomes the final step :
OnClick of send button u want to send email. Here is the code.
 final Button send = (Button) this.findViewById(R.id.send);
        send.setOnClickListener(new View.OnClickListener() {
            public void onClick(View v) {
                // TODO Auto-generated method stub
                try {   
                    GMailSender sender = new GMailSender("username@gmail.com", "password");
                    sender.sendMail("This is Subject",   
                            "This is Body",   
                            "user@gmail.com",   
                            "user@yahoo.com");   
                } catch (Exception e) {   
                    Log.e("SendMail", e.getMessage(), e);   
                } 
            }
        });