HelloWorld 善戰者,求之于勢,不責于人;故能擇人而任勢。

<1>IMail 接口

import java.io.File;
import java.util.Date;
import java.util.List;

import javax.mail.BodyPart;

public interface IMail {
public void set主題(String 主題);
public void setText(String Text);
public void setCotnent(BodyPart content);
public void set發件人(Email地址 發件人);
public void set收件人(List<Email地址> 收件人);
public void set抄送人(List<Email地址> 抄送人);
public void set暗送人(List<Email地址> 暗送人);
public void set郵件時間(Date time);
public void set附件(List<File> files);
public Email地址 get發件人();
public List<Email地址> get收件人();
public List<Email地址> get抄送人();
public List<Email地址> get暗送人();
public List<File> get附件();
public Date get郵件時間();
public String get主題();
public String getText();
public BodyPart getContent();
}

<2>Mail類
import java.io.File;
import java.util.Date;
import java.util.List;

import javax.mail.BodyPart;

public class Mail implements IMail{
private Email地址 發件人;
private String 主題;
private String text;
private BodyPart content;
private List<Email地址> 抄送人;
private List<Email地址> 收件人;
private List<Email地址> 暗送人;
private Date 郵件時間 ;
private List<File> 附件;

public Email地址 get發件人() {
    return this.發件人;
}

public List<Email地址> get抄送人() {
    return this.抄送人;
}

public List<Email地址> get收件人() {
    return this.收件人;
}

public List<Email地址> get暗送人() {
    return this.暗送人;
}

public Date get郵件時間() {
    return this.郵件時間;
}

public List<File> get附件() {
    return this.附件;
}

public void set發件人(Email地址 發件人) {
    this.發件人 = 發件人;
}

public void set抄送人(List<Email地址> 抄送人) {
    this.抄送人 = 抄送人;
}

public void set收件人(List<Email地址> 收件人) {
    this.收件人 = 收件人;
}

public void set暗送人(List<Email地址> 暗送人) {
    this.暗送人 = 暗送人;
}

public void set郵件時間(Date time) {
    this.郵件時間 = time;
}

public void set附件(List<File> files) {
    this.附件 = files;
}

public BodyPart getContent() {
    return this.content;
}

public String getText() {
    return this.text;
}

public String get主題() {
    return this.主題;
}

public void setCotnent(BodyPart content) {
    this.content = content;
}

public void setText(String text) {
    this.text = text;
}

public void set主題(String 主題) {
    this.主題 = 主題;
}
}

<3>Abstract郵件發送服務器
import java.io.File;
import java.util.Date;
import java.util.List;

import javax.activation.DataHandler;
import javax.activation.DataSource;
import javax.activation.FileDataSource;
import javax.mail.BodyPart;
import javax.mail.Message;
import javax.mail.Multipart;
import javax.mail.Session;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;
import javax.mail.internet.MimeUtility;

public abstract class Abstract郵件發送服務器 {
protected IMail 郵件;
protected Session session;
protected String send方式;

public Abstract郵件發送服務器() {
  
}

protected InternetAddress[] getAddressByType(List<Email地址> list) throws Exception {
    if (list != null) {
     InternetAddress address[] = new InternetAddress[list.size()];
     for (int i = 0 ; i < list.size(); i++) {
      address[i] = list.get(i).toInternetAddress();
     }
     return address;
    }
    return null;
}
public void 發送郵件() {
    try {
     MimeMessage message = new MimeMessage(session);
     Multipart multipart = new MimeMultipart();
     message.setSubject(郵件.get主題(),"utf-8");
     if(郵件.getText() != null)
      message.setText(郵件.getText(),"utf-8");
     message.setSentDate(郵件.get郵件時間()==null?new Date():this.郵件.get郵件時間());
     multipart.addBodyPart(this.郵件.getContent());

     //添加發件人
     message.setFrom(郵件.get發件人().toInternetAddress());
   
     //添加收件人
     InternetAddress address[] = this.getAddressByType(this.郵件.get收件人());
     if (address != null)
      message.addRecipients(Message.RecipientType.TO,address);
     //添加抄送人
     address = this.getAddressByType(this.郵件.get抄送人());
     if (address != null)
      message.addRecipients(Message.RecipientType.CC,address);
     //添加暗送人
     address = this.getAddressByType(this.郵件.get暗送人());
     if (address != null)
      message.addRecipients(Message.RecipientType.BCC,address);
     //添加附件
     if (this.郵件.get附件() != null) {
      for (int i = 0; i < this.郵件.get附件().size(); i++) {
       File file = this.郵件.get附件().get(i);
       BodyPart messageBodyPart = new MimeBodyPart();  
       DataSource source = new FileDataSource(file);
       messageBodyPart.setDataHandler(new DataHandler(source));
       messageBodyPart.setFileName(MimeUtility.encodeWord(file.getName(),"UTF-8","Q"));
       multipart.addBodyPart(messageBodyPart);     
      }
     }
     message.setContent(multipart);
     if(send方式 == null)
      send方式 = "smtp";
     session.getTransport(send方式).send(message);
    } catch (Exception e) {
     e.printStackTrace();
    }
}

public Session    getSession() {
    return session;
}
public void setSession(Session session) {
    this.session = session;
}
public IMail get郵件() {
    return 郵件;
}
public void set郵件(IMail 郵件) {
    this.郵件 = 郵件;
}

}

<4>Abstract發送郵件建造者
import javax.mail.Session;

public abstract class Abstract發送郵件建造者 {
protected Abstract郵件發送服務器 mailServer;

public Abstract發送郵件建造者() {
  
}

public abstract void 建造郵件(IMail mail);

public abstract void 建造郵件session(Session session);

public void 建造發送郵件() {
    this.mailServer.發送郵件();
}
}

<5>Smtp郵件發送服務器
public class Smtp郵件發送服務器 extends Abstract郵件發送服務器 {
public Smtp郵件發送服務器() {
    this.send方式 = "smtp";
}
}

<6>Smtp發送郵件建造者
import java.util.Properties;

import javax.mail.Session;

public class Smtp發送郵件建造者 extends Abstract發送郵件建造者 {
public Smtp發送郵件建造者() {
    this.mailServer = new Smtp郵件發送服務器();
}

@Override
public void 建造郵件(IMail mail) {
    this.mailServer.set郵件(mail);  
}

@Override
public void 建造郵件session(Session session) {
    this.mailServer.setSession(session);  
}
}

<7>PasswordAuthenticator
import javax.mail.Authenticator;
import javax.mail.PasswordAuthentication;

class PasswordAuthenticator extends Authenticator {

      private String username;
      private String password;

      public PasswordAuthenticator(String username, String password) {
          this.username = username;
          this.password = password;
      }

      protected PasswordAuthentication getPasswordAuthentication() {
          return new PasswordAuthentication(username, password);
      }

}

<8>Email地址
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeUtility;

public class Email地址 {
protected String 地址;

protected String 地址顯示別名;

public Email地址() {
  
}

public Email地址(String 地址, String 地址顯示別名){
    this.地址 = 地址;
    this.地址顯示別名 = 地址顯示別名;
}

public String get地址() {
    return 地址;
}

public void set地址(String 地址) {
    this.地址 = 地址;
}

public String get地址顯示別名() {
    return 地址顯示別名;
}

public void set地址顯示別名(String 地址顯示別名) {
    this.地址顯示別名 = 地址顯示別名;
}

public InternetAddress toInternetAddress() throws Exception {
    if (地址顯示別名 != null && !地址顯示別名.trim().equals("")) {
     return new InternetAddress(地址, MimeUtility.encodeWord(地址顯示別名,
       "utf-8", "Q"));
    }
    return new InternetAddress(地址);
}
}

<9>發送郵件Director
import javax.mail.Session;

public class 發送郵件Director {
Abstract發送郵件建造者 build;

public 發送郵件Director(Abstract發送郵件建造者 build) {
    this.build = build;
}

public void 發送郵件建造(IMail mail, Session session) {
    this.build.建造郵件(mail);
    this.build.建造郵件session(session);
    this.build.建造發送郵件();
}
}

<10>Client
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;

import javax.mail.BodyPart;
import javax.mail.Session;
import javax.mail.internet.MimeBodyPart;

public class Client {
public static void main(String args[]) throws Exception {
    IMail mail = new Mail();
    mail.set主題("????");
    mail.set發件人(new Email地址("james_zhao_abm@163.com","趙成明"));
    List<Email地址> list = new ArrayList<Email地址>();
    list.add(new Email地址("jszhaochengming@hotmail.com","劉德華"));
    mail.set收件人(list);
    list    = new ArrayList<Email地址>();
    list.add(new Email地址("james_zhao_abm@163.com","純凈水"));
    list.add(new Email地址("jszhaochengming@hotmail.com","劉德華"));
    mail.set抄送人(list);
    BodyPart contentPart = new MimeBodyPart();
    contentPart.setHeader("Content-Transfer-Encoding",     "base64");   
    contentPart.setContent("測試喲見呵呵","text/html;charset=utf-8");
    mail.setCotnent(contentPart);
    List<File> listF = new ArrayList<File>();
    listF.add(new File("d:/??????2.rar"));
    mail.set附件(listF);
    Smtp發送郵件建造者 smtp = new Smtp發送郵件建造者();
    Properties 屬性配置    = new Properties();
    屬性配置.put("mail.smtp.host", "smtp.163.com");
    屬性配置.put("mail.smtp.auth", "true");
    Session session = Session.getInstance(屬性配置,new PasswordAuthenticator("xxxxx", "xxxxx"));
    發送郵件Director director = new 發送郵件Director(smtp);
    director.發送郵件建造(mail, session);
}
}

</script>