java发送邮件

需要下载一个Mail.jar包

MailSenderInfo.java

package com.util.mail;/** *//**　　 * 发送邮件需要使用的基本信息 *author by wangfunhttp://www.5a520.cn 小说520　 */import java.util.Properties;public class MailSenderInfo {// 发送邮件的服务器的IP和端口 private String mailServerHost;  private String mailServerPort = "25";  // 邮件发送者的地址  private String fromAddress;  // 邮件接收者的地址  private String toAddress;  // 登陆邮件发送服务器的用户名和密码  private String userName;  private String password;  // 是否需要身份验证  private boolean validate = false;  // 邮件主题  private String subject;  // 邮件的文本内容  private String content;  // 邮件附件的文件名  private String[] attachFileNames; /** *//**　　 　　 * 获得邮件会话属性　　 　　 */  public Properties getProperties(){     Properties p = new Properties();     p.put("mail.smtp.host", this.mailServerHost);     p.put("mail.smtp.port", this.mailServerPort);     p.put("mail.smtp.auth", validate ? "true" : "false");     return p;  }  public String getMailServerHost() {   return mailServerHost;  }  public void setMailServerHost(String mailServerHost) {   this.mailServerHost = mailServerHost;  }   public String getMailServerPort() {   return mailServerPort;  }   public void setMailServerPort(String mailServerPort) {   this.mailServerPort = mailServerPort;  }   public boolean isValidate() {   return validate;  }   public void setValidate(boolean validate) {   this.validate = validate;  }   public String[] getAttachFileNames() {   return attachFileNames;  }   public void setAttachFileNames(String[] fileNames) {   this.attachFileNames = fileNames;  }   public String getFromAddress() {   return fromAddress;  }  public void setFromAddress(String fromAddress) {   this.fromAddress = fromAddress;  }   public String getPassword() {   return password;  }   public void setPassword(String password) {   this.password = password;  }   public String getToAddress() {   return toAddress;  }  public void setToAddress(String toAddress) {   this.toAddress = toAddress;  }  public String getUserName() {   return userName;  }   public void setUserName(String userName) {   this.userName = userName;  }   public String getSubject() {   return subject;  }   public void setSubject(String subject) {   this.subject = subject;  }   public String getContent() {   return content;  }   public void setContent(String textContent) {   this.content = textContent;  } } 

MyAuthenticator.java

package com.util.mail;   import javax.mail.*;  public class MyAuthenticator extends Authenticator{   String userName=null;   String password=null;       public MyAuthenticator(){   }   public MyAuthenticator(String username, String password) {      this.userName = username;      this.password = password;    }    protected PasswordAuthentication getPasswordAuthentication(){     return new PasswordAuthentication(userName, password);   } } 

SimpleMailSender.java

 

package com.util.mail; import java.util.Date;import java.util.Properties; import javax.mail.Address;import javax.mail.BodyPart;  import javax.mail.Message;  import javax.mail.MessagingException;  import javax.mail.Multipart;  import javax.mail.Session;  import javax.mail.Transport;  import javax.mail.internet.InternetAddress;  import javax.mail.internet.MimeBodyPart;  import javax.mail.internet.MimeMessage;  import javax.mail.internet.MimeMultipart; /** *//** * 简单邮件（不带附件的邮件）发送器 http://www.bt285.cn BT下载*/public class SimpleMailSender{/** *//**  * 以文本格式发送邮件  * @param mailInfo 待发送的邮件的信息  */public boolean sendTextMail(MailSenderInfo mailInfo) {// 判断是否需要身份认证  MyAuthenticator authenticator = null; Properties pro = mailInfo.getProperties();  if (mailInfo.isValidate()) {// 如果需要身份认证，则创建一个密码验证器  authenticator = new MyAuthenticator(mailInfo.getUserName(), mailInfo.getPassword());  }  // 根据邮件会话属性和密码验证器构造一个发送邮件的session  Session sendMailSession = Session.getDefaultInstance(pro,authenticator);   try {   // 根据session创建一个邮件消息   Message mailMessage = new MimeMessage(sendMailSession);   // 创建邮件发送者地址   Address from = new InternetAddress(mailInfo.getFromAddress());   // 设置邮件消息的发送者   mailMessage.setFrom(from);   // 创建邮件的接收者地址，并设置到邮件消息中   Address to = new InternetAddress(mailInfo.getToAddress());   mailMessage.setRecipient(Message.RecipientType.TO,to);   // 设置邮件消息的主题   mailMessage.setSubject(mailInfo.getSubject());   // 设置邮件消息发送的时间   mailMessage.setSentDate(new Date());   // 设置邮件消息的主要内容   String mailContent = mailInfo.getContent();   mailMessage.setText(mailContent);   // 发送邮件   Transport.send(mailMessage);  return true;   } catch (MessagingException ex) {     ex.printStackTrace();   }   return false;    }/*** 以HTML格式发送邮件 * @param mailInfo 待发送的邮件信息 */    public static boolean sendHtmlMail(MailSenderInfo mailInfo){   // 判断是否需要身份认证   MyAuthenticator authenticator = null;  Properties pro = mailInfo.getProperties();  //如果需要身份认证，则创建一个密码验证器    if (mailInfo.isValidate()) {   authenticator = new MyAuthenticator(mailInfo.getUserName(), mailInfo.getPassword());  }   // 根据邮件会话属性和密码验证器构造一个发送邮件的session   Session sendMailSession = Session.getDefaultInstance(pro,authenticator);   try {   // 根据session创建一个邮件消息   Message mailMessage = new MimeMessage(sendMailSession);  // 创建邮件发送者地址   Address from = new InternetAddress(mailInfo.getFromAddress());  // 设置邮件消息的发送者   mailMessage.setFrom(from); // 创建邮件的接收者地址，并设置到邮件消息中   Address to = new InternetAddress(mailInfo.getToAddress());   // Message.RecipientType.TO属性表示接收者的类型为TO   mailMessage.setRecipient(Message.RecipientType.TO,to);   // 设置邮件消息的主题   mailMessage.setSubject(mailInfo.getSubject());   // 设置邮件消息发送的时间   mailMessage.setSentDate(new Date());   // MiniMultipart类是一个容器类，包含MimeBodyPart类型的对象   Multipart mainPart = new MimeMultipart();   // 创建一个包含HTML内容的MimeBodyPart   BodyPart html = new MimeBodyPart();   // 设置HTML内容   html.setContent(mailInfo.getContent(), "text/html; charset=utf-8");   mainPart.addBodyPart(html);   // 将MiniMultipart对象设置为邮件内容  mailMessage.setContent(mainPart);  // 发送邮件  Transport.send(mailMessage);  return true;  } catch (MessagingException ex) {  ex.printStackTrace(); }  return false;  } } 

 

test.java

 

package com.util.mail;public class test {/** * @param args */public static void main(String[] args) {// TODO Auto-generated method stub//这个类主要是设置邮件　　  MailSenderInfo mailInfo = new MailSenderInfo();  mailInfo.setMailServerHost("smtp.163.com");    mailInfo.setMailServerPort("25");    mailInfo.setValidate(true);    mailInfo.setUserName("yanyuanyuan101@163.com");    mailInfo.setPassword("100982");//您的邮箱密码    mailInfo.setFromAddress("yanyuanyuan101@163.com");   // mailInfo.setToAddress("315905059@qq.com");    mailInfo.setToAddress("msn.leonard@gmail.com");   mailInfo.setSubject("设置邮箱标题 如http://www.guihua.org 中国桂花网");    mailInfo.setContent("设置邮箱内容 如http://www.guihua.org 中国桂花网 是中国最大桂花网站==");     //这个类主要来发送邮件　　   SimpleMailSender sms = new SimpleMailSender(); sms.sendTextMail(mailInfo);//发送文体格式   sms.sendHtmlMail(mailInfo);//发送html格式　}}