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import java.util.Date;
import java.util.Map;
import java.util.Properties;
import javax.mail.Address;
import javax.mail.Authenticator;
import javax.mail.Message;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;

public class Sender {
//填写邮箱的用户名 / 密码这个可以配置在一个properties 文件中
private String username = “xxxxxxxx@163.com”;
private String password = “xxxxxxx”;
//这里可以放一个对象进来不用非用map
public void send(Map map)throws Exception{
/*
* 创建Properties对象
* 设置连接的邮件服务地址
* 开启身份验证
*/
Properties props = new Properties();
//这个是邮箱服务 qq 的就是smtp.qq.com
props.put(“mail.smtp.host”, “smtp.163.com”);
//开启验证
props.put(“mail.smtp.auth”, “true”);
/*
* 从 ProPerties中创建一个会话对象 ,连接邮件服务器
* getDefaultInstance(1,2)
* 1Properties
* 2身份验证对象Authenticator
*/
Session session = Session.getDefaultInstance(props,new Authenticator(){
@Override
protected PasswordAuthentication getPasswordAuthentication() {
// TODO Auto-generated method stub
//这个事验证用户名和密码
return new PasswordAuthentication(username, password);
}
});
/*
* 定义邮件内容对象 Message 将session 放入
*/
Message msg = new MimeMessage(session);
//定义发送人
Address from = new InternetAddress((String)map.get(“from”));
msg.setFrom(from);
//定义收件人
Address to = new InternetAddress((String)map.get(“to”));
msg.setRecipient(Message.RecipientType.TO,to);
/*Address[] tos = new Address[3];
msg.setRecipients(Message.RecipientType.TO, tos);*/
//定义抄送人这里如果是多个的话需要一个Address 数组
Address cc = new InternetAddress((String)map.get(“cc”));
msg.setRecipient(Message.RecipientType.CC,cc);
//设置主题
msg.setSubject((String)map.get(“subject”));
/*
* 添加邮件内容
* setContent
*/
msg.setContent((String)map.get(“content”),”text/plain;charset=utf-8″);
//发送时间
msg.setSentDate(new Date());
//保存消息
msg.saveChanges();
//发送消息
Transport.send(msg);
}
}
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import java.util.HashMap;
import java.util.Map;
import com.etoak.util.Sender;

public class Test {
public static void main(String[] args) throws Exception {
Map map = new HashMap();
map.put(“from”,”xxxxxxx@163.com”);
map.put(“to”,”xxxxxx@qq.com”);
map.put(“cc”, “xxxxxxxxxx@qq.com”);
map.put(“content”, “这是邮件内容”);
map.put(“subject”,”这是主题”);
Sender sd = new Sender();
sd.send(map);
}
}
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