Android: Send email in android using JavaMail API with smtp but without SSL

Add Jars

1)activation.jar
2)additionnal.jar
3)mail.jar

Mail.java


public class Mail extends javax.mail.Authenticator {
private String _user;
private String _pass;

private String[] _to;
private String _from;

private String _port;
private String _sport;

private String _host;

private String _subject;
private String _body;

private boolean _auth;

private boolean _debuggable;

private Multipart _multipart;

public Mail() {
_host = "smtp.gmail.com"; // default smtp server
_port = "465"; // default smtp port
_sport = "465"; // default socketfactory port

_user = ""; // username
_pass = ""; // password
_from = ""; // email sent from
_subject = ""; // email subject
_body = ""; // email body

_debuggable = false; // debug mode on or off - default off
_auth = true; // smtp authentication - default on

_multipart = new MimeMultipart();

// There is something wrong with MailCap, javamail can not find a
// handler for the multipart/mixed part, so this bit needs to be added.
MailcapCommandMap mc = (MailcapCommandMap) CommandMap
.getDefaultCommandMap();
mc.addMailcap("text/html;; x-java-content-handler=com.sun.mail.handlers.text_html");
mc.addMailcap("text/xml;; x-java-content-handler=com.sun.mail.handlers.text_xml");
mc.addMailcap("text/plain;; x-java-content-handler=com.sun.mail.handlers.text_plain");
mc.addMailcap("multipart/*;; x-java-content-handler=com.sun.mail.handlers.multipart_mixed");
mc.addMailcap("message/rfc822;; x-java-content-handler=com.sun.mail.handlers.message_rfc822");
CommandMap.setDefaultCommandMap(mc);
}

public Mail(String user, String pass) {
this();

_user = user;
_pass = pass;
}

public boolean send() throws Exception {
Properties props = _setProperties();

if (!_user.equals("") && !_pass.equals("") && _to.length > 0
&& !_from.equals("") && !_subject.equals("")
&& !_body.equals("")) {

Session session = Session.getInstance(props, this);
DataHandler handler = new DataHandler(new ByteArrayDataSource(
_body.getBytes(), "text/plain"));
MimeMessage msg = new MimeMessage(session);

msg.setFrom(new InternetAddress(_from));
msg.setDataHandler(handler);
InternetAddress[] addressTo = new InternetAddress[_to.length];
for (int i = 0; i < _to.length; i++) {
addressTo[i] = new InternetAddress(_to[i]);
}
msg.setRecipients(MimeMessage.RecipientType.TO, addressTo);

msg.setSubject(_subject);
msg.setSentDate(new Date());

// setup message body
BodyPart messageBodyPart = new MimeBodyPart();
messageBodyPart.setText(_body);
_multipart.addBodyPart(messageBodyPart);

// Put parts in message
msg.setContent(_multipart);

// send email
Transport.send(msg);
Log.v("mas", "Email was  send");
return true;
} else {
Log.v("mas", "Email was  not send");
return false;

}
}

public class ByteArrayDataSource implements DataSource {
private byte[] data;
private String type;

public ByteArrayDataSource(byte[] data, String type) {
super();
this.data = data;
this.type = type;
}

public ByteArrayDataSource(byte[] data) {
super();
this.data = data;
}

public void setType(String type) {
this.type = type;
}

public String getContentType() {
if (type == null)
return "application/octet-stream";
else
return type;
}

public InputStream getInputStream() throws IOException {
return new ByteArrayInputStream(data);
}

public String getName() {
return "ByteArrayDataSource";
}

public OutputStream getOutputStream() throws IOException {
throw new IOException("Not Supported");
}
}

@Override
public PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(_user, _pass);
}

private Properties _setProperties() {
Properties props = new Properties();

props.put("mail.smtp.host", _host);

if (_debuggable) {
props.put("mail.debug", "true");
}

if (_auth) {
props.put("mail.smtp.auth", "true");
}

props.put("mail.smtp.port", _port);
props.put("mail.smtp.socketFactory.port", _sport);
props.put("mail.smtp.socketFactory.class",
"javax.net.ssl.SSLSocketFactory");
props.put("mail.smtp.socketFactory.fallback", "false");

return props;
}

// the getters and setters
public String getBody() {
return _body;
}

public void setBody(String _body) {
this._body = _body;
}

public void setTo(String[] toArr) {
// TODO Auto-generated method stub
this._to = toArr;
}

public void setFrom(String string) {
// TODO Auto-generated method stub
this._from = string;
}

public void setSubject(String string) {
// TODO Auto-generated method stub
this._subject = string;
}

// more of the getters and setters …..
}

in Acitivity


Mail m = new Mail("abc@gmail.com", "XXXXXX");

String[] toArr = { "vd@gmail.com",
"vs@vsplash.net" };
m.setTo(toArr);
m.setFrom("abc");
m.setSubject("Subject");
m.setBody("Message body...");

try {
boolean i = m.send();
if (i == true) {
Toast.makeText(getApplicationContext(), "Email was sent successfully ", Toast.LENGTH_SHORT)
.show();

} else {
Toast.makeText(getApplicationContext(), "Email was not sent successfully ",
Toast.LENGTH_SHORT).show();

}

} catch (Exception e2) {
// TODO Auto-generated catch block
e2.printStackTrace();
}