使用java api 建立excel內容併發送郵件
阿新 • • 發佈:2018-11-06
目錄
簡述:
最近使用 github 在歸類自己平時使用的工具類 github 地址:
https://github.com/auguszero/javaToolRepsitory
利用java api 建立excel 內容併發送郵件
主要實現功能:
1.通過配置檔案設定傳送郵件傳送方,接收方,抄送方 2.目前實現了 自定義傳送內容 3.實現了excel 郵件傳送內容
核心程式碼 (SendMailManager ) :
package com.javatool.email.proxy; import com.javatool.configer.DefaultConfigerContext; import com.javatool.email.model.MailAuthenticator; import com.javatool.email.model.SendMailConfigModel; import javax.mail.*; import javax.mail.internet.InternetAddress; import javax.mail.internet.MimeBodyPart; import javax.mail.internet.MimeMessage; import javax.mail.internet.MimeMultipart; import java.util.Date; import java.util.List; import java.util.Properties; /** * @author haisong * @create 2018/09/13 14:21 */ public class SendMailManager { /** * 傳送郵件 * @param subject 郵件主題 * @param content 郵件內容 * @return success 傳送成功 failure 傳送失敗 * @throws Exception */ public static String sendMail( String subject, String content) throws Exception { SendMailConfigModel sendMailConfigModel = DefaultConfigerContext.getInstance().getModelFromProperties(SendMailConfigModel.class); String to = sendMailConfigModel.getTo(); if (to != null){ Properties props = System.getProperties(); props.put("mail.smtp.host", sendMailConfigModel.getMail_smtp_host()); props.put("mail.smtp.auth", "true"); props.put("mail.transport.protocol", "smtp"); MailAuthenticator auth = new MailAuthenticator(); Session session = Session.getInstance(props, auth); session.setDebug(true); try { MimeMessage message = new MimeMessage(session); message.setFrom(new InternetAddress(sendMailConfigModel.getFrom())); if (!to.trim().equals("")) { message.addRecipient(Message.RecipientType.TO, new InternetAddress(to.trim())); } List<String> copyToList = sendMailConfigModel.getCopyToList(); if(copyToList!=null&©ToList.size()>0) { Address[] addresses = new Address[copyToList.size()]; int i = 0; for (String copy : copyToList) { addresses[i] = new InternetAddress(copy); i++; } message.addRecipients(Message.RecipientType.CC, addresses); } message.setSubject(subject); MimeBodyPart mbp1 = new MimeBodyPart(); // 正文 mbp1.setContent(content, "text/html;charset=utf-8"); Multipart mp = new MimeMultipart(); // 整個郵件:正文+附件 mp.addBodyPart(mbp1); message.setContent(mp); message.setSentDate(new Date()); message.saveChanges(); Transport trans = session.getTransport("smtp"); // trans.connect("smtp.163.com", sendMailConfigModel.getUser(), sendMailConfigModel.getPassword()); trans.send(message); System.out.println(message.toString()); } catch (Exception e){ e.printStackTrace(); return "failure"; } return "success"; }else{ return "failure"; } } public static String SendExcelMail(String subject,List<List<String>> conteList) throws Exception { String htmlStr =""; for(int i=0;i<conteList.size();i++){ htmlStr = createHTML(htmlStr,conteList.get(i),i==0?true:false,i==conteList.size()-1?true:false); } String result = sendMail(subject,htmlStr); return result; } private static String createHTML(String originHtml, List<String> data,boolean headFlage,boolean endFlage) { String html_msg=""; if(headFlage){ html_msg = "<table border=\"1\" width='80%' height='80'>"; html_msg = html_msg+"<tr bgcolor='#B6DDE6'>"; for(int column=0;column<data.size();column++){ html_msg = html_msg +"<td width='12%'>"+data.get(column)+"</td>"; } html_msg = html_msg+"</tr>"; }else{ html_msg = html_msg+"<tr>"; for(int column=0;column<data.size();column++){ html_msg = html_msg +"<td>"+data.get(column)+"</td>"; } html_msg = html_msg+"</tr>"; } if(endFlage){ html_msg = html_msg + "</table>"; } return originHtml+html_msg; } }
配置檔案內容 :
sendMail.mail_smtp_host=smtp.163.com
sendMail.mail_smtp_auth=login
sendMail.user=***@163.com
sendMail.password=******
sendMail.from=*****@163.com
sendM[email protected]
excel 郵件傳送例項圖:
如果你覺得可以 可以直接在github 上將該專案打包好 進行引入 作為工具類 。
同時歡迎大家一起來完善這個github專案 。
歡迎一起交流: