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[Resolvido] Verificar mail


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package cript;

import java.security.Security;
import java.util.Properties;  
import javax.mail.Message;  
import javax.mail.Session;  
import javax.mail.Transport;  
import javax.mail.internet.InternetAddress;  
import javax.mail.internet.MimeMessage;  

import javax.mail.PasswordAuthentication; 
import javax.swing.JOptionPane;

public class SendMailControlImpl  {
private String mailhost = "smtp.gmail.com";
private static int index;

 public void sendMail(String de, String para, String assunto, String menssagem) throws Exception {

    Properties props = new Properties();  

    Security.addProvider(new com.sun.net.ssl.internal.ssl.Provider());

	 props.put("mail.transport.protocol", "smtp"); //define protocolo de envio como SMTP  
	 props.put("mail.smtp.host",mailhost); //server SMTP do GMAIL  
	 props.put("mail.smtp.auth", "true"); //ativa autenticacao  
	 props.put("mail.smtp.user", de); //usuario ou seja, a conta que esta enviando o email (tem que ser do GMAIL)  
	 props.put("mail.debug", "true");  
	 props.put("mail.smtp.port", "465"); //porta  
	 props.put("mail.smtp.socketFactory.port", "465"); //mesma porta para o socket  
	 props.put("mail.smtp.socketFactory.class", "javax.net.ssl.SSLSocketFactory");  
	 props.put("mail.smtp.socketFactory.fallback", "false");  

	 Session session = Session.getDefaultInstance(props, new javax.mail.Authenticator() {
		    protected PasswordAuthentication getPasswordAuthentication() {
			    return new PasswordAuthentication("userlogin","palavrapasse");

	 //Objeto que contém a mensagem  
	 Message msg = new MimeMessage(session);  

	 try {  
		 //Setando o destinatário  
		 msg.setRecipient(Message.RecipientType.TO, new InternetAddress(para));  
		 //Setando a origem do email  
		 msg.setFrom(new InternetAddress(de));  
		 //Setando o assunto  
		 //Setando o conteúdo/corpo do email  

	 } catch (Exception e) {  
		 System.out.println(">> Erro: Completar Mensagem");  
		 throw e;

	 //Objeto encarregado de enviar os dados para o email  
	 Transport tr;  
	 try {  
		 tr = session.getTransport("smtp"); //define smtp para transporte  

		 tr.connect(mailhost, "", "");  
		 msg.saveChanges(); // don't forget this  
		 //envio da mensagem  
		 tr.sendMessage(msg, msg.getAllRecipients());  
	 } catch (Exception e) {  
		 // TODO Auto-generated catch block
	  JOptionPane.showMessageDialog(null,"Mail Não existe");



 public static void main(String[] args) {
  SendMailControlImpl sm=new SendMailControlImpl();
  try {
  } catch (Exception e) {
   // TODO Auto-generated catch block



Não é a melhor maneira mas dá.

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