Javamail工具类

import org.apache.velocity.app.VelocityEngine;
import org.springframework.core.io.FileSystemResource;
import org.springframework.mail.SimpleMailMessage;
import org.springframework.mail.javamail.JavaMailSender;
import org.springframework.mail.javamail.MimeMessageHelper;
import org.springframework.ui.velocity.VelocityEngineUtils;

import javax.mail.MessagingException;
import javax.mail.internet.MimeMessage;
import java.io.File;
import java.util.HashMap;
import java.util.Map;
import javax.mail.internet.*;
/**
* mail工具类
*/
public class MailSenderUtil {
private JavaMailSender mailSender;//spring配置中定义
private VelocityEngine velocityEngine;//spring配置中定义
private SimpleMailMessage simpleMailMessage;//spring配置中定义
private String from;
private String[] to;
private String subject;
private String content;
private String templateName;
// 是否需要身份验证
private boolean validate = false;

public JavaMailSender getMailSender() {
return mailSender;
}

public void setMailSender(JavaMailSender mailSender) {
this.mailSender = mailSender;
}

public VelocityEngine getVelocityEngine() {
return velocityEngine;
}

public void setVelocityEngine(VelocityEngine velocityEngine) {
this.velocityEngine = velocityEngine;
}

/**
* 发送模板邮件
*
*/
public void sendWithTemplate(Map model) {
mailSender = this.getMailSender();
simpleMailMessage.setTo(this.getTo()); //接收人
simpleMailMessage.setFrom(simpleMailMessage.getFrom()); //发送人,从配置文件中取得
simpleMailMessage.setSubject(this.getSubject());
String result = null;
try {
result = VelocityEngineUtils.mergeTemplateIntoString(this.getVelocityEngine(), this.getTemplateName(), "UTF-8", model);
} catch (Exception e) {
}
simpleMailMessage.setText(result);
mailSender.send(simpleMailMessage);
}

/**
* 发送普通文本邮件
*/
public void sendText() {
mailSender = this.getMailSender();
simpleMailMessage.setTo(this.getTo()); //接收人
simpleMailMessage.setFrom(simpleMailMessage.getFrom()); //发送人,从配置文件中取得
simpleMailMessage.setSubject(this.getSubject());
simpleMailMessage.setText(this.getContent());
mailSender.send(simpleMailMessage);
}

/**
* 发送普通Html邮件
*/
public void sendHtml() {
mailSender = this.getMailSender();
MimeMessage mimeMessage = mailSender.createMimeMessage();
MimeMessageHelper messageHelper = new MimeMessageHelper(mimeMessage);
try {
messageHelper.setTo(this.getTo());
messageHelper.setFrom(simpleMailMessage.getFrom());
messageHelper.setSubject(this.getSubject());
messageHelper.setText(this.getContent(), true);
} catch (MessagingException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
mailSender.send(mimeMessage);
}
/**
* 发送普通Html模板邮件
*/
public void sendHtmlWithTemplate(Map model) {
mailSender = this.getMailSender();
MimeMessage mimeMessage = mailSender.createMimeMessage();
MimeMessageHelper messageHelper = new MimeMessageHelper(mimeMessage);
try {
messageHelper.setTo(this.getTo());
messageHelper.setFrom(simpleMailMessage.getFrom());
messageHelper.setSubject(this.getSubject());
String result = null;
try {
result = VelocityEngineUtils.mergeTemplateIntoString(this.getVelocityEngine(), this.getTemplateName(), "UTF-8", model);
} catch (Exception e) {
}
messageHelper.setText(result,true);
} catch (MessagingException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
mailSender.send(mimeMessage);
}
/**
* 发送普通带附件的Html邮件
*
*/
public void sendHtmlWithAttachment(String filePath){
mailSender = this.getMailSender();
MimeMessage mimeMessage = mailSender.createMimeMessage();
try {
MimeMessageHelper messageHelper = new MimeMessageHelper(mimeMessage,true);
messageHelper.setTo(this.getTo());
messageHelper.setFrom(simpleMailMessage.getFrom());
messageHelper.setSubject(this.getSubject());
messageHelper.setText(this.getContent(),true);
FileSystemResource file = new FileSystemResource(new File(filePath));
//          System.out.println("file.getFilename==="+file.getFilename());
messageHelper.addAttachment(file.getFilename(),file);
} catch (MessagingException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
mailSender.send(mimeMessage);
}

public String getFrom() {
return from;
}

public void setFrom(String from) {
this.from = from;
}

public String getSubject() {
return subject;
}

public void setSubject(String subject) {
this.subject = subject;
}

public String[] getTo() {
return to;
}

public void setTo(String[] to) {
this.to = to;
}

public String getTemplateName() {
return templateName;
}

public void setTemplateName(String templateName) {
this.templateName = templateName;
}

public String getContent() {
return content;
}

public void setContent(String content) {
this.content = content;
}

public boolean isValidate() {
return validate;
}

public void setValidate(boolean validate) {
this.validate = validate;
}

public SimpleMailMessage getSimpleMailMessage() {
return simpleMailMessage;
}

public void setSimpleMailMessage(SimpleMailMessage simpleMailMessage) {
this.simpleMailMessage = simpleMailMessage;
}
}