JavaMail实现邮件功能

Mailbox.java: 表示邮箱的一些信息

package common;   
  
public class Mailbox {   
    private String host;   
    private String name;   
    private String password;   
    private String from;   
    private String to;   
    private String subject;   
    private String content;   
       
    /**  
     *   
     * @param host  
     * @param name  
     * @param password  
     * @param mailInfo  
     */  
    public Mailbox(String host, String name, String password,MailInfo mailInfo) {   
        // TODO Auto-generated constructor stub   
        this.host = host;   
        this.name = name;   
        this.password = password;   
        this.from = mailInfo.getFrom();   
        this.to = mailInfo.getTo();   
        this.subject = mailInfo.getSubject();   
        this.content = mailInfo.getContent();   
    }   
       
    /**  
     *   
     * @return  
     */  
    public boolean sendTextMail(){   
        TextMail textMail = new TextMail(host,name,password);   
        textMail.setFrom(from);   
        textMail.setText(content);   
        textMail.setTo(to);   
        textMail.setSubject(subject);   
        return textMail.send();   
    }   
}  

MailInfo.java: 邮件的一些信息:from,to,suject,content

package common;   
  
public class MailInfo {   
    private String from;   
    private String to;   
    private String subject;   
    private String content;   
       
    /**  
     *   
     * @param from  
     * @param to  
     * @param subject  
     * @param content  
     */  
    public MailInfo(String from, String to, String subject, String content){   
        this.from = from;   
        this.to = to;   
        this.subject = subject;   
        this.content = content;   
    }   
       
    public String getFrom() {   
        return from;   
    }   
    public void setFrom(String from) {   
        this.from = from;   
    }   
    public String getTo() {   
        return to;   
    }   
    public void setTo(String to) {   
        this.to = to;   
    }   
    public String getSubject() {   
        return subject;   
    }   
    public void setSubject(String subject) {   
        this.subject = subject;   
    }   
    public String getContent() {   
        return content;   
    }   
    public void setContent(String content) {   
        this.content = content;   
    }   
       
}  

TextMail.java:对要发送的邮件进行初始化

package common;   
  
import java.util.Properties;   
import javax.mail.BodyPart;   
import javax.mail.Message;   
import javax.mail.MessagingException;   
import javax.mail.NoSuchProviderException;   
import javax.mail.Session;   
import javax.mail.Transport;   
import javax.mail.internet.AddressException;   
import javax.mail.internet.InternetAddress;   
import javax.mail.internet.MimeMessage;   
  
/**  
* function: Send a mail to the specific address  
* @author JAY  
*  
*/  
public class TextMail {   
    private MimeMessage message;   
    private Properties props;   
    private Session session;   
    private String name = "";   
    private String password = "";   
  
    /**  
     * complete the initialization  
     * @param host  
     * @param name  
     * @param password  
     */  
    public TextMail(String host, String name, String password){   
        this.name = name;   
        this.password = password;   
        props = System.getProperties();   
        //set the SMTP host   
        props.put("mail.smtp.host", host);   
        //set SMTP authorization   
        props.put("mail.smtp.auth", "true");   
        //get the mail session   
        MyAuthenticator auth = new MyAuthenticator(name,password);   
        session = Session.getDefaultInstance(props,auth);   
        //create MIME mail object   
        message = new MimeMessage(session);   
    }      
       
    /**  
     * set mail sender  
     * @param from  
     */  
    public void setFrom(String from){   
        try {   
            message.setFrom(new InternetAddress(from));   
        } catch (AddressException e) {   
            // TODO Auto-generated catch block   
            e.printStackTrace();   
        } catch (MessagingException e) {   
            // TODO Auto-generated catch block   
            e.printStackTrace();   
        }   
    }   
       
    /**  
     * set mail recipient  
     * @param to  
     */  
    public void setTo(String to){   
        try {   
            message.setRecipients(Message.RecipientType.TO, InternetAddress.parse(to));   
        } catch (AddressException e) {   
            // TODO Auto-generated catch block   
            e.printStackTrace();   
        } catch (MessagingException e) {   
            // TODO Auto-generated catch block   
            e.printStackTrace();   
        }   
    }   
       
    /**  
     * set mail subject  
     * @param subject  
     */  
    public void setSubject(String subject){   
        try {   
            message.setSubject(subject);   
        } catch (MessagingException e) {   
            // TODO Auto-generated catch block   
            e.printStackTrace();   
        }   
    }   
       
    /**  
     * set mail text  
     * @param text  
     */  
    public void setText(String text){   
        try {   
            message.setText(text);   
        } catch (MessagingException e) {   
            // TODO Auto-generated catch block   
            e.printStackTrace();   
        }   
    }   
       
    /**  
     * send mail  
     * @return  
     */  
    public boolean send(){   
        try{   
            //create SMTP sender object   
            Transport transport = session.getTransport("smtp");   
            //get the connection with server   
            transport.connect((String) props.get("mail.smtp.host"),name,password);   
            //send the mail via server   
            transport.sendMessage(message, message.getRecipients(Message.RecipientType.TO));   
            transport.close();   
            return true;   
        }catch(NoSuchProviderException e){   
            e.printStackTrace();   
            return false;   
        }catch (MessagingException e){   
            e.printStackTrace();   
            return false;   
        }   
    }   
}  

MyAuthenticator.java

package common;   
  
import javax.mail.Authenticator;   
import javax.mail.PasswordAuthentication;   
  
public class MyAuthenticator extends Authenticator{   
    String name;   
    String password;   
       
    /**  
     *   
     * @param name  
     * @param password  
     */  
    public MyAuthenticator(String name, String password){   
        this.name = name;   
        this.password = password;   
        getPasswordAuthentication();   
    }   
       
    protected PasswordAuthentication getPasswordAuthentication(){   
        return new PasswordAuthentication(name,password);   
    }   
}  

Main.java:测试代码

package common;   
  
import java.util.*;   
  
public class Main {   
  
    /**  
     * @param args  
     */  
    public static void main(String[] args) {   
        // TODO Auto-generated method stub   
        String from = "[email protected]";   
        String to = "[email protected]";   
        String subject = "test";   
        String content = "hello,world!";   
        String host = "smtp.sina.com";   
        String name = "test";   
        String password = "pass";   
/*      Scanner scan = new Scanner(System.in);  
        System.out.println("Please select your emailbox:");  
        System.out.println("mailbox host:");  
        host = scan.next();  
        System.out.println("mailbox name:");  
        name = scan.next();  
        System.out.println("mailbox password:");  
        password = scan.next();  
        System.out.println("send from:");         
        from = scan.next();  
        System.out.println("send to:");  
        to = scan.next();  
        System.out.println("subject:");  
        subject = scan.next();  
        System.out.println("text:");  
        text = scan.next();*/  
        MailInfo mailInfo = new MailInfo(from,to,subject,content);   
        Mailbox mailBox = new Mailbox(host,name,password,mailInfo);   
        if(mailBox.sendTextMail()){   
            System.out.println("Mail send successfully!");   
        }   
        else{   
            System.out.println("Mail send failed!");   
        }   
    }   
  
}