java发送mail代码示例

最新推荐文章于 2022-12-20 09:54:46 发布

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本文介绍了一个用于发送 HTML 格式邮件的 Java 类实现，详细展示了如何配置和使用 JavaMail API 进行邮件发送的过程，包括 SMTP 设置、邮件内容定义及发送过程。

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//JavaMail.java 类，为发送邮件做各种配置
import java.util.Properties;

import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.AddressException;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;

/**
*
*
* Title: Java发送邮件测试类 /p>
*
* Description: 示例业务类
*
* Copyright: Copyright (coffee) 2012
*
*
* @author dml@2012-12-17
* @version 1.0
*/

/****************************************************************
* 对QQ邮箱使用（对于其他的使用类似的你应该也会更改了）首先把QQ邮箱的POP3 SMTP打开首先确定你的网络正常、非代理
* 【确定你的QQ邮箱开启了SMTP】！！！！如果没有开启，那么这样设置下设置->账户 --在下面-- 把这个选上 [√]SMTP发信后保存到服务器
****************************************************************/
public class JavaMail {

// 设置服务器
private static String KEY_SMTP = ReadProperties.read( "KEY_SMTP");
private static String VALUE_SMTP = ReadProperties.read("VALUE_SMTP");
// 服务器验证
private static String KEY_PROPS = ReadProperties.read( "KEY_PROPS");
private static boolean VALUE_PROPS = Boolean.getBoolean(ReadProperties
.read("VALUE_PROPS"));
// 发件人用户名、密码
private String SEND_USER = ReadProperties.read( "SEND_USER");
private String SEND_UNAME = ReadProperties.read( "SEND_UNAME");
private String SEND_PWD = ReadProperties.read( "SEND_PWD");
// 建立会话
private MimeMessage message;
private Session s;

/*
* 初始化方法
*/
public JavaMail() {
Properties props = System.getProperties();
props.setProperty(KEY_SMTP, VALUE_SMTP);
props.put(KEY_PROPS, VALUE_PROPS);
s = Session.getInstance(props);
/* s.setDebug(true);开启后有调试信息 */
message = new MimeMessage(s);
}

/**
* 发送邮件
*
* @param headName
* 邮件头文件名
* @param sendHtml
* 邮件内容
* @param receiveUser
* 收件人地址
*/
public boolean doSendHtmlEmail(String email_head, String email_content,
String email_reciver) {
try {
// 发件人
InternetAddress from = new InternetAddress(SEND_USER);
message.setFrom(from);
// 收件人
InternetAddress to = new InternetAddress(email_reciver);
message.setRecipient(Message.RecipientType.TO, to);
// 邮件标题
message.setSubject(email_head);
String content = email_content.toString();
// 邮件内容,也可以使纯文本"text/plain"
message.setContent(content, "text/html;charset=GBK");
message.saveChanges();
Transport transport = s.getTransport("smtp");
// smtp验证，就是你用来发邮件的邮箱用户名密码
transport.connect(VALUE_SMTP, SEND_UNAME, SEND_PWD);
// 发送
transport.sendMessage(message, message.getAllRecipients());
transport.close();
return true;
} catch (AddressException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (MessagingException e) {
e.printStackTrace();
}
return false;
}

}

//读取properties文件中的参数，也可以不用这个自己在javamail传入参数设置，这个是为了管理方便

package com.util.mail;

import java.util.Properties;

public class ReadProperties {
/**
* a static function use to read the statement by file name and key
*
* @param sourceName
* file's name
* @param key
* statement key
* @return
*/
public static String read( String key) {
try {
Class<ReadProperties> c=ReadProperties.class;
Properties properties=new Properties();
properties.load(c.getResourceAsStream("/email.properties"));
return properties.getProperty(key);
} catch (Exception e) {
return null;
}
}
}

//测试主函数

package com.util.mail;

public class Send {
public static void sendmail(String Content,String[] Receivers){
for(String o : Receivers){
JavaMail javaMail = new JavaMail();
javaMail.doSendHtmlEmail("Change Password",Content, "807736118@qq.com");
}
}
public static void main(String[] arg){
JavaMail javaMail = new JavaMail();
String html = "<body>company name ："+"Ivan zhang"+" "
+ "Login name ： "
+ "Urgent ："+"Ivan zhang"+" "
+ "Service provider:<matrix global/ TACT> "
+ "Company name:"+"Ivan zhang"+"<company name> "
+ "Address:"+"Ivan zhang"+"<address> "
+ "Contact name:"+"Ivan zhang"+"<contact name> "
+ "Contact email:"+"Ivan zhang"+"<contact email> "
+ "Contact phone:"+"Ivan zhang"+"<Contact phone> "
+ "Services: "+"Ivan zhang"+"<QA><Development><Tools & Licenses><Cross lead><Other> "
+ "Start working date: "+"Ivan zhang"+"<dd/mm/yy> "
+ "Urgent: "+"Ivan zhang"+" "
+ "Exclusive: "+"Ivan zhang"+" "
+ "Profiles:"+"Ivan zhang"+" "
+ "Total: "+"Ivan zhang"+"<total number of profiles> "
+ "Title:"+"Ivan zhang"+" "
+ "Experience:"+"Ivan zhang"+" "
+ "Max salary:"+"Ivan zhang"+" "
+ "Notes:"+"Ivan zhang"+" "
+ "Title:"+"Ivan zhang"+" "
+ "Experience:"+"Ivan zhang"+" "
+ "Max salary:"+"Ivan zhang"+" "
+ "Notes:"+"Ivan zhang"+" "
+ "Title:"+"Ivan zhang"+" "
+ "Experience:"+"Ivan zhang"+" "
+ "Max salary:"+"Ivan zhang"+" "
+ "Notes:"+"Ivan zhang"+" "
+ "Signature:"+"Ivan zhang"+" "
+ "Kind regards, "
+ "<Account manager – "+"Ivan zhang"+"> "
+ "</body>";
boolean flag = javaMail.doSendHtmlEmail("Change Password",html, "807736118@qq.com");
System.out.println(flag);
//System.out.println(new ReadProperties().read("aaa"));
}
}

//properties文件放在src目录下即可，如果和readproperties类放在同一个包下，则readproperties类中读取(c.getResourceAsStream("/email.properties"))就可以不用前面的

//斜杠/了

//properties文件内容

KEY_SMTP=mail.smtp.host
VALUE_SMTP=smtp.126.com
KEY_PROPS=mail.smtp.auth
VALUE_PROPS=true
SEND_USER=darrenwu1990@126.com
SEND_UNAME=darrenwu1990@126.com
SEND_PWD=199010414
HR=hadarfo@matrix.co.il

用到的jar包

http://download.youkuaiyun.com/detail/storm1314888/6935623