java email smtp

public void sendEmail(String policyno,String to,String isfile,String subject,String emailpath ) throws Exception{
   Properties pro = new Properties();
   FileInputStream fis=null;
   try{
    fis = new FileInputStream(Consts.EPOLICY_PROPATH);
    pro.load(fis);
    pro.put("to", to);
    Email email = new Email(pro);
    email.setFrom(pro.getProperty("from"));
    email.setPassword(pro.getProperty("password"));
    email.setSubject(subject);
    email.setTo(pro.getProperty("to"));
    email.setUsername(pro.getProperty("usernme"));
    email.setProps(pro);
    Multipart mp = new MimeMultipart();
    boolean isfileFlag=false;
    if(isfile!=null&&isfile.equals(true)){
     isfileFlag=true;
    }
    String content=getSendContent(emailpath);
    String newcontent=content.replaceAll("policyno", policyno+"");
    email.createPart(mp, subject, newcontent, false);
    /*byte[] arr =  null;
    email.createPart(mp, "b",arr, true);*/
    Session session=email.createSession();
    Message msg = email.createMessage(session,mp);
    Transport transport=session.getTransport();
    transport.connect(session.getProperty("mail.smtp.host"),email.getUsername(),email.getPassword());
    transport.sendMessage(msg, msg.getRecipients(Message.RecipientType.TO));
    //Transport.send(msg);
   
   }catch(FileNotFoundException e){
    throw new Exception ("获取配置文件失败"+e.getMessage());
   }catch(IOException e){
    throw new Exception ("获取配置文件失败"+e.getMessage());
   }catch(MessagingException e){
    e.printStackTrace();
    throw new Exception ("发送邮件失败"+e.getMessage());
   }
  
 }
 private static boolean print=true;
 public static void print(String info){
  PrintWriter pw=new PrintWriter(System.out);
  if(print){
   pw.println(info);
  }
 }
 public void sendSMS(String policyno,String mobileno,String smspath,String expired) throws Exception{

  try {
   ConfigUtil.init();
  } catch (Exception e) {
   throw new  Exception("短信初始化失败"+e.getMessage());
  }
  SmsSocket sms = new SmsSocket();
  
  //设置发送时间
//  获取yyyy-MM-dd HH:mm:ss
  String time=DateUtil.getSysTime();
  //转换为long + 60*60*1000*12
  long start=DateUtil.TimeFormat(time);
  String startnot=DateUtil.getSysDate()+" 08:00:00";
  print(startnot);
  long lstartnot=DateUtil.TimeFormat(startnot);
  String endnot=DateUtil.getSysDate()+" 20:00:00";
  long lendnot=DateUtil.TimeFormat(endnot);
  SimpleDateFormat dateFormatter = new SimpleDateFormat(
  "yyyy-MM-dd hh:mm:ss");
  if(start>lstartnot&&start<lendnot){
   System.out.println("早八点至晚八点之间立即发送");
//   转换为string
   DateUtil.formatTime(start);
   long end=start+60*60*1000*Integer.parseInt(expired);
   
   
   //java.util.Date endDate=DateUtil.getTimforString(DateUtil.formatDate(end));
   
   
   //String endStr=dateFormatter.format(endDate);
   
   java.util.Date startDate=new Date(start);
   String startStr=dateFormatter.format(startDate);
   print("startStr:"+startStr);
   sms.setSmssendtime(startStr);
   java.util.Date endDate=new Date(end);
   
   String endStr=dateFormatter.format(endDate);
   print("endStr:"+endStr);
   sms.setSmsendtime(endStr);
  }else{
   System.out.println("早八点之前至晚八点以后推迟12小时发送");
//   转换为string
   DateUtil.formatTime(start);
   start=start+60*60*1000*12;
   long end=start+60*60*1000*Integer.parseInt(expired);
   
   //java.util.Date endDate=DateUtil.getTimforString(DateUtil.formatDate(end));
   
   java.util.Date startDate=new Date(start);
   String startStr=dateFormatter.format(startDate);
   print("startStr:"+startStr);
   sms.setSmssendtime(startStr);
   java.util.Date endDate=new Date(end);
   
   String endStr=dateFormatter.format(endDate);
   print("endStr:"+endStr);
   sms.setSmsendtime(endStr);
  }
  
  
  ArrayList listphones = new ArrayList();
  listphones.add(mobileno);

  String ls_dateTime = DateUtil.getSysTime();
  ls_dateTime = ls_dateTime.replaceAll("-", "");
  ls_dateTime = ls_dateTime.replaceAll(":", "");
  ls_dateTime = ls_dateTime.replace(' ', '_');
  String content=getSendContent(smspath);
  String newcontent=content.replaceAll("policyno", policyno+"");
  sms.sendSMS(newcontent, listphones, expired+ls_dateTime);

 }

 public String getSendContent(String path) throws Exception{
  FileInputStream fis=null;
  InputStreamReader isr=null;
  BufferedReader br = null;
  StringBuffer sb=new StringBuffer();
  try{
   fis=new FileInputStream(path);
   isr=new InputStreamReader(fis, "GBK");
   br = new BufferedReader(isr);
   String value =br.readLine();
   
   while(value!=null&&value.trim().length()>1){
    sb.append(value);
    value=br.readLine();
   }
   return sb.toString();
  }catch(Exception e){
   throw new Exception("获取发送内容失败："+e.getMessage());
  }finally{
   if(fis!=null){
    fis.close();
   }
   if(isr!=null){
    isr.close();
   }
   if(br!=null){
    br.close();
    }
   }
  }