代码大致如下
//发邮件
Properties pros = new Properties();
pros.load(this.getClass().getClassLoader().getResourceAsStream("email_template.properties"));
String host = pros.getProperty("host");//获取主机
String uname = pros.getProperty("uname");//获取用户名
String pwd = pros.getProperty("pwd");//获取密码
String from = pros.getProperty("from");//获取发件人
String to = email;;
String subject = pros.getProperty("subject");//主题
String content = pros.getProperty("content");//邮件内容
content = MessageFormat.format(content, form.getCode());//替换激活码
Session session = MailUtils.createSession(host, uname, pwd);//得到session
Mail mail = new Mail(from, to, subject, content);//创建邮件对象
try {
MailUtils.send(session, mail);
} catch (MessagingException e) {
// TODO Auto-generated catch block
throw new RuntimeException(e);
}
抛出500异常
严重: Servlet.service() for servlet [UserServlet] in context with path [/bookstore] threw exception
java.lang.RuntimeException: java.lang.reflect.InvocationTargetException
at cn.itcast.servlet.BaseServlet.service(BaseServlet.java:61)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:291)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:239)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:219)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:142)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:617)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:518)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1091)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:668)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1521)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1478)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at cn.itcast.servlet.BaseServlet.service(BaseServlet.java:45)
... 22 more
Caused by: java.lang.RuntimeException: javax.mail.AuthenticationFailedException: failed to connect
at cn.itcast.bookstore.user.web.servlet.UserServlet.regist(UserServlet.java:111)
... 27 more
Caused by: javax.mail.AuthenticationFailedException: failed to connect
at javax.mail.Service.connect(Service.java:322)
at javax.mail.Service.connect(Service.java:172)
at javax.mail.Service.connect(Service.java:121)
at javax.mail.Transport.send0(Transport.java:190)
at javax.mail.Transport.send(Transport.java:120)
at cn.itcast.mail.MailUtils.send(MailUtils.java:91)
at cn.itcast.bookstore.user.web.servlet.UserServlet.regist(UserServlet.java:108)
... 27 more
代码把传智的赋值过来也是一样 大概意思就是 链接失败 邮箱也开通了stmp服务
求大神解答