java定时发送_Java 定时发送邮件

ublic class RunMain {public static void main(String[] args) {// 发送邮件线程Mail thread = new Mail();// 定时服务ScheduledExecutorService service = Executors.newSingleThreadScheduledExecutor();service.scheduleAtFixedRate(thread, 0, 59 * 60, TimeUnit.SECONDS);System.out.println("***线程启动...");}}// 附件发送线程class Mail extends Thread {private void addAttach(String path, Mail mail) {Calendar now = Calendar.getInstance();String time = String.valueOf(now.get(Calendar.YEAR))+ String.valueOf(now.get(Calendar.MONTH) + 1)+ String.valueOf(now.get(Calendar.DAY_OF_MONTH));if (path == null || "".equals(path.trim())) {// 直接发送文本邮件mail.send();System.out.println(time + "邮件已发送完毕!");} else {// 发送相关文件夹下的附件String dir = path + time;File file = new File(dir);if (!file.isDirectory()) {System.out.println("该文件夹不存在!");} else {String[] files = file.list();if (files == null || files.length == 0) {System.out.println("当期文件夹下没有要发送的文件!");} else {for (String f : files) {mail.addAttachment(dir + "/" + f); // 添加附件}mail.send();System.out.println(time + "附近已发送完毕！");if (this.getId() == Thread.currentThread().getId()) {try {sleep(2 * 60 * 1000);} catch (InterruptedException e) {e.printStackTrace();}}}}}}// 执行时间private boolean doTime() {Calendar now = Calendar.getInstance();int h = now.get(Calendar.HOUR_OF_DAY);boolean result = false;if (h == 7) {result = true;}return result;}// 设置邮件接收人public void addReceivers(String[] recs, Mail mail) {if (recs != null && recs.length > 0) {for (String r : recs) {mail.addTo(r);}}}// 根据日期设置邮件发送主题public void setDateSubject(String subject, Mail mail) {Calendar now = Calendar.getInstance();String year = String.valueOf(now.get(Calendar.YEAR));String month = String.valueOf(now.get(Calendar.MONTH) + 1);String date = String.valueOf(now.get(Calendar.DAY_OF_MONTH));if (month.length() == 1) {month = "0".concat(month);}if (date.length() == 1) {date = "0".concat(date);}mail.setSubject(year + month + date + subject);}// 根据轮替规则确定接收人和发送人public void setSender(Mail mail) {Calendar now = Calendar.getInstance();Integer day = Integer.valueOf(now.get(Calendar.DAY_OF_MONTH));String sender = null;sender = "sender@163.com";mail.setUser("sender_name"); // 用户名mail.setPassword("sender_pwd"); // 密码String[] recs = { "123@126.com", "456@126.com"};addReceivers(recs, mail);mail.setFrom(sender);}public void run() {// while(true){if (doTime()) {// 创建邮件对象Mail mail = new Mail();mail.setHost("****.com"); // 邮件服务器地址Calendar now = Calendar.getInstance();Integer day = Integer.valueOf(now.get(Calendar.DAY_OF_MONTH));String author = null;mail.setSender(mail);mail.setDateSubject(" *******", mail);mail.setContent("content********");addAttach(null, mail); addAttach("D:/workspace/TaskScan/classes/", mail);//把指定文件夹下的文件发送}// }}private static final String LINE_END = "\r\n";private boolean isDebug = false;private boolean isAllowReadSocketInfo = true;private String host;private String from;private List to;private List cc;private List bcc;private String subject;private String user;private String password;private String contentType;private String boundary;private String boundaryNextPart;private String contentTransferEncoding;private String charset;private String contentDisposition;private String content;private String simpleDatePattern;private String defaultAttachmentContentType;private List partSet;private static Map contentTypeMap;private class MailPart extends Mail {public MailPart() {}}public Mail() {// MIME Media TypescontentTypeMap = new HashMap();contentTypeMap.put("xls", "application/vnd.ms-excel");contentTypeMap.put("xlsx", "application/vnd.ms-excel");contentTypeMap.put("xlsm", "application/vnd.ms-excel");contentTypeMap.put("xlsb", "application/vnd.ms-excel");contentTypeMap.put("doc", "application/msword");contentTypeMap.put("dot", "application/msword");contentTypeMap.put("docx", "application/msword");contentTypeMap.put("docm", "application/msword");contentTypeMap.put("dotm", "application/msword");defaultAttachmentContentType = "application/octet-stream";simpleDatePattern = "yyyy-MM-dd HH:mm:ss";boundary = "--=_NextPart_zlz_3907_" + System.currentTimeMillis();boundaryNextPart = "--" + boundary;contentTransferEncoding = "base64";contentType = "multipart/alternative";charset = Charset.defaultCharset().name();partSet = new ArrayList();to = new ArrayList();cc = new ArrayList();bcc = new ArrayList();}private String getPartContentType(String fileName) {String ret = null;if (null != fileName) {int flag = fileName.lastIndexOf(".");if (0 <= flag && flag < fileName.length() - 1) {fileName = fileName.substring(flag + 1);}ret = contentTypeMap.get(fileName);}if (null == ret) {ret = defaultAttachmentContentType;}return ret;}private String toBase64(String str, String charset) {if (null != str) {try {return toBase64(str.getBytes(charset));} catch (UnsupportedEncodingException e) {e.printStackTrace();}}return "";}private String toBase64(byte[] bs) {return new BASE64Encoder().encode(bs);}private String toBase64(String str) {return toBase64(str, Charset.defaultCharset().name());}

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