javaMail笔记

public class MailTool {
public static void main(String[] args) throws MessagingException, GeneralSecurityException {
Properties props = new Properties();
// 开启debug调试
props.setProperty("mail.debug", "true");
// 发送服务器需要身份验证
props.setProperty("mail.smtp.auth", "true");
// 设置邮件服务器主机名
props.setProperty("mail.host", "smtp.qq.com");
// 发送邮件协议名称
props.setProperty("mail.transport.protocol", "smtp");
MailSSLSocketFactory sf = new MailSSLSocketFactory();
sf.setTrustAllHosts(true);
props.put("mail.smtp.ssl.enable", "true");
props.put("mail.smtp.ssl.socketFactory", sf);
Session session = Session.getInstance(props);
Message msg = new MimeMessage(session);
//标题
msg.setSubject("搞定");
StringBuilder builder = new StringBuilder();
builder.append("我的主页 = " + "http://rstyro.top");
builder.append("\n"+"QQ邮箱发送邮件，搞定");
builder.append("\n"+"这是我用程序写的");
builder.append("\n时间 " + System.currentTimeMillis());
msg.setText(builder.toString());
msg.setFrom(new InternetAddress("1006059906@qq.com"));
Transport transport = session.getTransport();
//发件人邮箱
transport.connect("smtp.qq.com", "****@qq.com", "自己的授权码");
//收件人邮箱,下面同时给多人
transport.sendMessage(msg, new Address[] { new InternetAddress("******@qq.com"),new InternetAddress("****@qq.com")});
transport.close();
}
}

发送邮件失败Mail server connection failed; nested exception is javax.mail.MessagingException: Could not connect to SMTP host: smtp.qq.com, port: 465;
nested exception is: javax.net.ssl.SSLHandshakeException: Received fatal alert: handshake_failure. Failed messages: javax.mail. MessagingException: Could not connect to SMTP host: smtp.qq.com, port: 465;
nested exception is:javax.net.ssl.SSLHandshakeException: Received fatal alert: handshake_failure

你这个是jdk导致的，jdk里面有一个jce的包，安全性机制导致的访问https会报错，官网上有替代的jar包，换掉就好了
包在这里
http://www.oracle.com/technetwork/java/javase/downloads/jce-7-download-432124.html
目录
%JAVA_HOME%\jre\lib\security里的local_policy.jar,US_export_policy.jar

原文链接：http://www.jianshu.com/p/5ba3bde60f21
原文链接：http://www.oschina.net/question/2282830_247657