/**
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* Copyright © 2015-2020 <a href="http://www.jeeplus.org/">JeePlus</a> All rights reserved.
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*/
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package com.jeeplus.common.utils;
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import java.io.File;
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import java.util.HashMap;
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import java.util.Locale;
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import java.util.Map;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import org.apache.commons.mail.HtmlEmail;
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import org.springframework.ui.freemarker.FreeMarkerTemplateUtils;
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import freemarker.template.Configuration;
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import freemarker.template.Template;
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/**
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* 发送电子邮件
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*/
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public class SendMailUtil {
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// private static final String smtphost = "192.168.1.70";
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private static final String from = "thinkgem@163.com";
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private static final String fromName = "测试公司";
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private static final String charSet = "utf-8";
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private static final String username = "thinkgem@163.com";
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private static final String password = "123456";
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private static Map<String, String> hostMap = new HashMap<String, String>();
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static {
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// 126
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hostMap.put("smtp.126", "smtp.126.com");
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// qq
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hostMap.put("smtp.qq", "smtp.qq.com");
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// 163
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hostMap.put("smtp.163", "smtp.163.com");
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// sina
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hostMap.put("smtp.sina", "smtp.sina.com.cn");
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// tom
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hostMap.put("smtp.tom", "smtp.tom.com");
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// 263
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hostMap.put("smtp.263", "smtp.263.net");
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// yahoo
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hostMap.put("smtp.yahoo", "smtp.mail.yahoo.com");
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// hotmail
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hostMap.put("smtp.hotmail", "smtp.live.com");
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// gmail
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hostMap.put("smtp.gmail", "smtp.gmail.com");
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hostMap.put("smtp.port.gmail", "465");
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}
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public static String getHost(String email) throws Exception {
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Pattern pattern = Pattern.compile("\\w+@(\\w+)(\\.\\w+){1,2}");
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Matcher matcher = pattern.matcher(email);
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String key = "unSupportEmail";
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if (matcher.find()) {
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key = "smtp." + matcher.group(1);
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}
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if (hostMap.containsKey(key)) {
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return hostMap.get(key);
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} else {
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throw new Exception("unSupportEmail");
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}
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}
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public static int getSmtpPort(String email) throws Exception {
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Pattern pattern = Pattern.compile("\\w+@(\\w+)(\\.\\w+){1,2}");
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Matcher matcher = pattern.matcher(email);
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String key = "unSupportEmail";
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if (matcher.find()) {
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key = "smtp.port." + matcher.group(1);
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}
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if (hostMap.containsKey(key)) {
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return Integer.parseInt(hostMap.get(key));
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} else {
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return 25;
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}
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}
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/**
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* 发送模板邮件
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*
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* @param toMailAddr
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* 收信人地址
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* @param subject
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* email主题
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* @param templatePath
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* 模板地址
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* @param map
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* 模板map
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*/
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public static void sendFtlMail(String toMailAddr, String subject,
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String templatePath, Map<String, Object> map) {
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Template template = null;
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Configuration freeMarkerConfig = null;
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HtmlEmail hemail = new HtmlEmail();
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try {
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hemail.setHostName(getHost(from));
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hemail.setSmtpPort(getSmtpPort(from));
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hemail.setCharset(charSet);
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hemail.addTo(toMailAddr);
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hemail.setFrom(from, fromName);
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hemail.setAuthentication(username, password);
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hemail.setSubject(subject);
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freeMarkerConfig = new Configuration();
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freeMarkerConfig.setDirectoryForTemplateLoading(new File(
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getFilePath()));
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// 获取模板
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template = freeMarkerConfig.getTemplate(getFileName(templatePath),
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new Locale("Zh_cn"), "UTF-8");
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// 模板内容转换为string
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String htmlText = FreeMarkerTemplateUtils
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.processTemplateIntoString(template, map);
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System.out.println(htmlText);
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hemail.setMsg(htmlText);
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hemail.send();
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System.out.println("email send true!");
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} catch (Exception e) {
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e.printStackTrace();
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System.out.println("email send error!");
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}
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}
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/**
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* 发送普通邮件
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*
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* @param toMailAddr
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* 收信人地址
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* @param subject
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* email主题
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* @param message
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* 发送email信息
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*/
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public static void sendCommonMail(String toMailAddr, String subject,
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String message) {
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HtmlEmail hemail = new HtmlEmail();
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try {
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hemail.setHostName(getHost(from));
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hemail.setSmtpPort(getSmtpPort(from));
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hemail.setCharset(charSet);
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hemail.addTo(toMailAddr);
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hemail.setFrom(from, fromName);
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hemail.setAuthentication(username, password);
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hemail.setSubject(subject);
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hemail.setMsg(message);
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hemail.send();
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System.out.println("email send true!");
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} catch (Exception e) {
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e.printStackTrace();
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System.out.println("email send error!");
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}
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}
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public static String getHtmlText(String templatePath,
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Map<String, Object> map) {
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Template template = null;
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String htmlText = "";
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try {
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Configuration freeMarkerConfig = null;
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freeMarkerConfig = new Configuration();
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freeMarkerConfig.setDirectoryForTemplateLoading(new File(
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getFilePath()));
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// 获取模板
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template = freeMarkerConfig.getTemplate(getFileName(templatePath),
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new Locale("Zh_cn"), "UTF-8");
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// 模板内容转换为string
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htmlText = FreeMarkerTemplateUtils.processTemplateIntoString(
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template, map);
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System.out.println(htmlText);
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} catch (Exception e) {
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e.printStackTrace();
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}
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return htmlText;
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}
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private static String getFilePath() {
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String path = getAppPath(SendMailUtil.class);
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path = path + File.separator + "mailtemplate" + File.separator;
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path = path.replace("\\", "/");
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System.out.println(path);
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return path;
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}
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private static String getFileName(String path) {
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path = path.replace("\\", "/");
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System.out.println(path);
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return path.substring(path.lastIndexOf("/") + 1);
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}
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// @SuppressWarnings("unchecked")
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public static String getAppPath(Class<?> cls) {
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// 检查用户传入的参数是否为空
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if (cls == null)
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throw new java.lang.IllegalArgumentException("参数不能为空！");
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ClassLoader loader = cls.getClassLoader();
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// 获得类的全名，包括包名
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String clsName = cls.getName() + ".class";
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// 获得传入参数所在的包
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Package pack = cls.getPackage();
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String path = "";
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// 如果不是匿名包，将包名转化为路径
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if (pack != null) {
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String packName = pack.getName();
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// 此处简单判定是否是Java基础类库，防止用户传入JDK内置的类库
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if (packName.startsWith("java.") || packName.startsWith("javax."))
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throw new java.lang.IllegalArgumentException("不要传送系统类！");
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// 在类的名称中，去掉包名的部分，获得类的文件名
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clsName = clsName.substring(packName.length() + 1);
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// 判定包名是否是简单包名，如果是，则直接将包名转换为路径，
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if (packName.indexOf(".") < 0)
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path = packName + "/";
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else {// 否则按照包名的组成部分，将包名转换为路径
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int start = 0, end = 0;
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end = packName.indexOf(".");
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while (end != -1) {
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path = path + packName.substring(start, end) + "/";
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start = end + 1;
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end = packName.indexOf(".", start);
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}
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path = path + packName.substring(start) + "/";
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}
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}
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// 调用ClassLoader的getResource方法，传入包含路径信息的类文件名
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java.net.URL url = loader.getResource(path + clsName);
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// 从URL对象中获取路径信息
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String realPath = url.getPath();
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// 去掉路径信息中的协议名"file:"
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int pos = realPath.indexOf("file:");
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if (pos > -1)
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realPath = realPath.substring(pos + 5);
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// 去掉路径信息最后包含类文件信息的部分，得到类所在的路径
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pos = realPath.indexOf(path + clsName);
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realPath = realPath.substring(0, pos - 1);
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// 如果类文件被打包到JAR等文件中时，去掉对应的JAR等打包文件名
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if (realPath.endsWith("!"))
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realPath = realPath.substring(0, realPath.lastIndexOf("/"));
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/*------------------------------------------------------------
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ClassLoader的getResource方法使用了utf-8对路径信息进行了编码，当路径
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中存在中文和空格时，他会对这些字符进行转换，这样，得到的往往不是我们想要
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的真实路径，在此，调用了URLDecoder的decode方法进行解码，以便得到原始的
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中文及空格路径
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-------------------------------------------------------------*/
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try {
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realPath = java.net.URLDecoder.decode(realPath, "utf-8");
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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System.out.println("realPath----->" + realPath);
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return realPath;
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}
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// private static File getFile(String path){
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// File file =
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// SendMail.class.getClassLoader().getResource("mailtemplate/test.ftl").getFile();
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// return file;
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// }
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//
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public static void main(String[] args) {
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// HtmlEmail hemail = new HtmlEmail();
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// try {
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// hemail.setHostName("smtp.exmail.qq.com");
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// hemail.setCharset("utf-8");
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// hemail.addTo("fly.1206@qq.com");
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// hemail.setFrom("zhoujunfeng@et-bank.com", "周俊峰");
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// hemail.setAuthentication("zhoujunfeng@et-bank.com", "31415926@aa");
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// hemail.setSubject("sendemail test!");
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// hemail.setMsg("<a href=\"http://www.google.cn\">谷歌</a><br/>");
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// hemail.send();
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// System.out.println("email send true!");
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// } catch (Exception e) {
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// e.printStackTrace();
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// System.out.println("email send error!");
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// }
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Map<String, Object> map = new HashMap<String, Object>();
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map.put("subject", "测试标题");
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map.put("content", "测试 内容");
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String templatePath = "mailtemplate/test.ftl";
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sendFtlMail("test@163.com", "sendemail test!", templatePath, map);
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// System.out.println(getFileName("mailtemplate/test.ftl"));
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}
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}
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