Spring + quartz实现定时发送邮件功能

<?xml version="1.0" encoding="UTF-8"?>
<beans
    xmlns="http://www.springframework.org/schema/beans"
    xmlns:aop="http://www.springframework.org/schema/aop"
    xmlns:tx="http://www.springframework.org/schema/tx"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xmlns:p="http://www.springframework.org/schema/p"
    xsi:schemaLocation="http://www.springframework.org/schema/beans
                        http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
                        http://www.springframework.org/schema/aop    
                          http://www.springframework.org/schema/aop/spring-aop-3.1.xsd   
                         http://www.springframework.org/schema/tx    
                          http://www.springframework.org/schema/tx/spring-tx-3.1.xsd ">

<bean id="testQuartz" class="com.zhuyun.net.AttachmentEmailUtil"></bean>
 
    <!-- bean触发方法配置 -->
    <bean name="quartzBean"
        class="org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean">
        <!-- bean名字 -->
        <property name="targetObject" ref="testQuartz" /><!--目标对象-->
        <!-- bean方法 -->
        <property name="targetMethod"><!--目标方法-->
            <value>sendEmail</value>
        </property>
        <property name="concurrent"><!--配置为false不允许任务并发执行-->
            <value>false</value>
        </property>
    </bean>
     
     <!-- bean触发时间配置,指定具体的时间执行 -->  
     <bean id="quartzTrigger" class="org.springframework.scheduling.quartz.CronTriggerBean">   
          <!-- 触发bean配置 -->  
         <property name="jobDetail" ref="quartzBean" />   
          <!-- 触发时间配置 -->  
          <property name="cronExpression">   
             <value>0 0 10 1 * ?</value>   
          </property> 
      </bean> 
      <bean class="org.springframework.scheduling.quartz.SchedulerFactoryBean" lazy-init="default" autowire="default">
    <property name="triggers">
        <list>
            <ref local="quartzTrigger" />
        </list>
    </property>
    <property name="autoStartup" value="true" />
</bean>

</beans>

package com.zhuyun.net;

import java.io.BufferedWriter;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.sql.SQLException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.List;
import java.util.Properties;

import javax.activation.DataHandler;
import javax.activation.DataSource;
import javax.activation.FileDataSource;
import javax.mail.BodyPart;
import javax.mail.Message;
import javax.mail.Multipart;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeBodyPart;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;



public class AttachmentEmailUtil {

    private String host = ""; // smtp服务器
    private String from = ""; // 发件人地址
    private String to = ""; // 收件人地址
    private String affix = ""; // 附件地址
    private String affixName = ""; // 附件名称
    private String user = ""; // 用户名
    private String pwd = ""; // 密码
    private String subject = ""; // 邮件标题

    public void setAddress(String from, String to, String subject) {
        this.from = from;
        this.to = to;
        this.subject = subject;
    }

    public void setAffix(String affix, String affixName) {
        this.affix = affix;
        this.affixName = affixName;
    }

    public void send(String host, String user, String pwd) {
        this.host = host;
        this.user = user;
        this.pwd = pwd;

        Properties props = new Properties();

        // 设置发送邮件的邮件服务器的属性（这里使用网易的smtp服务器）
        props.put("mail.smtp.host", host);
        // 需要经过授权，也就是有户名和密码的校验，这样才能通过验证
        props.put("mail.smtp.auth", "true");
        props.put("mail.smtp.port", 465);
        props.put("mail.smtp.ssl.enable", true);
        // 用刚刚设置好的props对象构建一个session
        Session session = Session.getDefaultInstance(props);

        // 有了这句便可以在发送邮件的过程中在console处显示过程信息，供调试使
        // 用（你可以在控制台（console)上看到发送邮件的过程）
        session.setDebug(true);

        // 用session为参数定义消息对象
        MimeMessage message = new MimeMessage(session);
        try {
            // 加载发件人地址
            message.setFrom(new InternetAddress(from));
            // 加载收件人地址
            message.addRecipient(Message.RecipientType.TO, new InternetAddress(
                    to));
            // 加载标题
            message.setSubject(subject);

            // 向multipart对象中添加邮件的各个部分内容，包括文本内容和附件
            Multipart multipart = new MimeMultipart();

            // 设置邮件的文本内容
            BodyPart contentPart = new MimeBodyPart();
            contentPart.setText("第二种方法···");
            multipart.addBodyPart(contentPart);
            // 添加附件
            BodyPart messageBodyPart = new MimeBodyPart();
            DataSource source = new FileDataSource(affix);
            // 添加附件的内容
            messageBodyPart.setDataHandler(new DataHandler(source));
            // 添加附件的标题
            // 这里很重要，通过下面的Base64编码的转换可以保证你的中文附件标题名在发送时不会变成乱码
            sun.misc.BASE64Encoder enc = new sun.misc.BASE64Encoder();
            messageBodyPart.setFileName("=?GBK?B?"
                    + enc.encode(affixName.getBytes()) + "?=");
            multipart.addBodyPart(messageBodyPart);

            // 将multipart对象放到message中
            message.setContent(multipart);
            // 保存邮件
            message.saveChanges();
            // 发送邮件
            Transport transport = session.getTransport("smtp");
            // 连接服务器的邮箱
            transport.connect(host, user, pwd);
            // 把邮件发送出去
            transport.sendMessage(message, message.getAllRecipients());
            transport.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    public void sendEmail() {
        File file = new File("/root/EmailFile/content.csv");
        if (!file.exists()) {
            try {
                file.createNewFile();
            } catch (IOException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
        }
        String pushInfoContent = "成功了";

        FileWriter writer = null;
        try {
            // 打开一个写文件器，构造函数中的第二个参数true表示以追加形式写文件
            writer = new FileWriter(file, true);
            writer.write(pushInfoContent + "\r\n");
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                if (writer != null) {
                    writer.close();
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }

        AttachmentEmailUtil cn = new AttachmentEmailUtil();
        // 设置发件人地址、收件人地址和邮件标题
        cn.setAddress("发件人地址", "收件人地址", "一个带附件的JavaMail邮件(标题)");
        // 设置要发送附件的位置和标题
        cn.setAffix("附件的位置", "附件的文件名");
        // 设置smtp服务器以及邮箱的帐号和密码
        cn.send("smtp.qq.com", "帐号", "密码");

        if (file.exists()) {
            file.delete();
        }
    }
}