protected void sendEmail(String logo_src,String hostName,String receiver,String sender,String senderName,            String userName,String password,String subject,URL url,String name,String htmlMsg){        HtmlEmail email = new HtmlEmail();        email.setCharset("UTF-8");        try {            email.setHostName(hostName);        //SMTP发送服务器的名称            email.addTo(receiver); //收件人邮箱            email.setFrom(sender, senderName);        //发送人邮箱和发送人名            email.setSSLOnConnect(true);            email.setAuthenticator(new DefaultAuthenticator(userName,password)); //认证信息，分别为发件人在邮件服务器上的注册名称和密码            email.setSubject(subject);        //邮箱主题            logo_src = email.embed(url, name);                        email.setHtmlMsg(htmlMsg);        //邮箱HTML内容            email.setTextMsg("您的邮箱不支持HTML格式的邮件!");            email.send();        } catch (EmailException e) {            e.printStackTrace();        }        }