Enviando Email

import java.util.*;
import javax.mail.*;
import javax.mail.internet.*;
import javax.activation.*;

public class MailManager {
    
    /** Creates a new instance of MailManager */
    public MailManager() {
    }
    
    public void send(MailServer server, MailMessage msg) throws Exception {
        try {
            Properties mailProps = new Properties();
            mailProps.put("mail.smtp.host", server.getMailServer());
            SimpleAuth auth = null;
            if (server.isNeedsAuth()) {
                // [#] No authorization needed for this mail server
                mailProps.put("mail.smtp.auth", "false");
            } else {
                // [#] Authorization needed for this mail server
                auth = new SimpleAuth(server.getUsername(), server.getPassword());
                mailProps.put("mail.smtp.auth", "true");
                mailProps.put("mail.user", auth.username);
                mailProps.put("mail.from", msg.getFrom());
                mailProps.put("mail.to", msg.getTo());
            }
            Session mailSession = Session.getInstance(mailProps, auth);
            mailSession.setDebug(false);
            Message email = new MimeMessage(mailSession);
            email.setRecipients( Message.RecipientType.TO, InternetAddress.parse(msg.getTo()) );
            if (!msg.getCc().trim().equals("")) {
                email.setRecipients( Message.RecipientType.CC, InternetAddress.parse(msg.getCc()) );
            }
            if (!msg.getBcc().trim().equals("")) {
                email.setRecipients( Message.RecipientType.BCC, InternetAddress.parse(msg.getBcc()) );
            }
            email.setFrom( new InternetAddress(msg.getFrom()));
            email.setSubject(msg.getSubject());
            email.setContent( msg.getText(), "text/plain" );
            
            Transport.send( email );
        } catch (Exception e) {
            System.out.println(" [E] ERROR: "+e);
            e.printStackTrace(System.out);
            throw e;
        }
        System.out.println(" [#] Email successfully sent");
        return;
    }
    
    public void send(MailServer server, String to, String cc, String bcc, String from, String subject, String text) throws Exception {
        MailMessage msg = new MailMessage(to,cc,bcc,from,subject,text);
        this.send(server, msg);
        return;
    }
    
    public static void main(String args[]) {
        MailServer server = new MailServer("smtp.localohost.com.br","login","senha",true);
        MailManager m = new MailManager();
        try {
            m.send(server,"[email removido]","","","[email removido]","Esse e um email de teste","Corpo do email");
        } catch (Exception e) {
            e.printStackTrace(System.out);
        }
    }
    
    class SimpleAuth extends Authenticator {
        public String username = null;
        public String password = null;
        public SimpleAuth(String user, String pwd) {
            username = user;
            password = pwd;
        }
        protected PasswordAuthentication getPasswordAuthentication() {
            return new PasswordAuthentication(username,password);
        }
    }    
}

public class MailServer {

    private String mailServer = null;
    private String username = null;
    private String password = null;
    private boolean needsAuth = true;
    
    /** Creates a new instance of MailServer */
    public MailServer() {
    }

    /** Creates a new instance of MailServer */
    public MailServer(String mailServer, String username, String password, boolean needsAuth) {
        this.mailServer=mailServer;
        this.username=username;
        this.password=password;
        this.needsAuth=needsAuth;
    }
    
    /** Getter for property mailServer.
     * @return Value of property mailServer.
     *
     */
    public java.lang.String getMailServer() {
        return mailServer;
    }
    
    /** Setter for property mailServer.
     * @param mailServer New value of property mailServer.
     *
     */
    public void setMailServer(java.lang.String mailServer) {
        this.mailServer = mailServer;
    }
    
    /** Getter for property needsAuth.
     * @return Value of property needsAuth.
     *
     */
    public boolean isNeedsAuth() {
        return needsAuth;
    }
    
    /** Setter for property needsAuth.
     * @param needsAuth New value of property needsAuth.
     *
     */
    public void setNeedsAuth(boolean needsAuth) {
        this.needsAuth = needsAuth;
    }
    
    /** Getter for property password.
     * @return Value of property password.
     *
     */
    public java.lang.String getPassword() {
        return password;
    }
    
    /** Setter for property password.
     * @param password New value of property password.
     *
     */
    public void setPassword(java.lang.String password) {
        this.password = password;
    }
    
    /** Getter for property username.
     * @return Value of property username.
     *
     */
    public java.lang.String getUsername() {
        return username;
    }
    
    /** Setter for property username.
     * @param username New value of property username.
     *
     */
    public void setUsername(java.lang.String username) {
        this.username = username;
    }
    
}

public class MailMessage {

    private String to;
    private String cc;
    private String bcc;
    private String from;
    private String subject;
    private String text;

    /** Creates a new instance of MailMessage */
    public MailMessage() {
    }

    /** Creates a new instance of MailMessage */
    public MailMessage(String to,String cc,String bcc,String from,String subject,String text) {
        this.to=to;
        this.cc=cc;
        this.bcc=bcc;
        this.from=from;
        this.subject=subject;
        this.text=text;
    }
    
    /** Getter for property bcc.
     * @return Value of property bcc.
     *
     */
    public java.lang.String getBcc() {
        return bcc;
    }
    
    /** Setter for property bcc.
     * @param bcc New value of property bcc.
     *
     */
    public void setBcc(java.lang.String bcc) {
        this.bcc = bcc;
    }
    
    /** Getter for property cc.
     * @return Value of property cc.
     *
     */
    public java.lang.String getCc() {
        return cc;
    }
    
    /** Setter for property cc.
     * @param cc New value of property cc.
     *
     */
    public void setCc(java.lang.String cc) {
        this.cc = cc;
    }
    
    /** Getter for property from.
     * @return Value of property from.
     *
     */
    public java.lang.String getFrom() {
        return from;
    }
    
    /** Setter for property from.
     * @param from New value of property from.
     *
     */
    public void setFrom(java.lang.String from) {
        this.from = from;
    }
    
    /** Getter for property subject.
     * @return Value of property subject.
     *
     */
    public java.lang.String getSubject() {
        return subject;
    }
    
    /** Setter for property subject.
     * @param subject New value of property subject.
     *
     */
    public void setSubject(java.lang.String subject) {
        this.subject = subject;
    }
    
    /** Getter for property text.
     * @return Value of property text.
     *
     */
    public java.lang.String getText() {
        return text;
    }
    
    /** Setter for property text.
     * @param text New value of property text.
     *
     */
    public void setText(java.lang.String text) {
        this.text = text;
    }
    
    /** Getter for property to.
     * @return Value of property to.
     *
     */
    public java.lang.String getTo() {
        return to;
    }
    
    /** Setter for property to.
     * @param to New value of property to.
     *
     */
    public void setTo(java.lang.String to) {
        this.to = to;
    }
    
}