SpringBoot 集成邮件功能

た入场券 2023-10-18 16:51 126阅读 0赞

1、项目结构：

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3pob3V6aGl3ZW5nYW5n_size_16_color_FFFFFF_t_70][]

2、核心代码：

package com.zzg.email.entity;
    
    import org.springframework.core.io.FileSystemResource;
    
    /**
     * 
     * @ClassName:  EmailBean   
     * @Description: 邮件实体对象 
     * @author: *** -zzg
     * @date:   2019年4月10日 上午9:11:33   
     *     
     * @Copyright: 2019 www.digipower.cn 
     * 注意：本内容仅限于***开发有限公司内部使用，禁止用于其他的商业目的
     */
    public class EmailBean {
    	// 发送人
    	private String from;
    	// 接收人
    	private String to;
    	// 主题
    	private String subject;
    	// 内容
    	private String text;
    	// 附件
    	private FileSystemResource file;
    	// 附件名称
    	private String attachmentFilename;
    	// 邮件类型
    	private Integer type;
    	
    	// set 和  get 方法
    	public String getFrom() {
    		return from;
    	}
    	public void setFrom(String from) {
    		this.from = from;
    	}
    	public String getTo() {
    		return to;
    	}
    	public void setTo(String to) {
    		this.to = to;
    	}
    	public String getSubject() {
    		return subject;
    	}
    	public void setSubject(String subject) {
    		this.subject = subject;
    	}
    	public String getText() {
    		return text;
    	}
    	public void setText(String text) {
    		this.text = text;
    	}
    	public FileSystemResource getFile() {
    		return file;
    	}
    	public void setFile(FileSystemResource file) {
    		this.file = file;
    	}
    	public String getAttachmentFilename() {
    		return attachmentFilename;
    	}
    	public void setAttachmentFilename(String attachmentFilename) {
    		this.attachmentFilename = attachmentFilename;
    	}
    	public Integer getType() {
    		return type;
    	}
    	public void setType(Integer type) {
    		this.type = type;
    	}
    	
    }

package com.zzg.email.config.entity;
    
    import org.springframework.boot.context.properties.ConfigurationProperties;
    import org.springframework.context.annotation.Configuration;
    import org.springframework.context.annotation.PropertySource;
    import org.springframework.stereotype.Component;
    
    @Component
    @Configuration
    @ConfigurationProperties(prefix = "com.zzg.email") 
    @PropertySource("classpath:email.properties")
    public class EmailConfigEntity {
    	private String host;
    	private String username;
    	private String password;
    	private String auth;
    	private String enable;
    	private String required;
    	
    	// set 和 get 方法
    	public String getHost() {
    		return host;
    	}
    	public void setHost(String host) {
    		this.host = host;
    	}
    	public String getUsername() {
    		return username;
    	}
    	public void setUsername(String username) {
    		this.username = username;
    	}
    	public String getPassword() {
    		return password;
    	}
    	public void setPassword(String password) {
    		this.password = password;
    	}
    	public String getAuth() {
    		return auth;
    	}
    	public void setAuth(String auth) {
    		this.auth = auth;
    	}
    	public String getEnable() {
    		return enable;
    	}
    	public void setEnable(String enable) {
    		this.enable = enable;
    	}
    	public String getRequired() {
    		return required;
    	}
    	public void setRequired(String required) {
    		this.required = required;
    	}
    }

package com.zzg.email.config;
    
    import java.util.Properties;
    
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.context.annotation.Bean;
    import org.springframework.context.annotation.Configuration;
    import org.springframework.mail.javamail.JavaMailSenderImpl;
    
    import com.zzg.email.config.entity.EmailConfigEntity;
    import com.zzg.email.util.EmailUtil;
    
    @Configuration
    public class EmailConfig {
    	@Autowired
    	private EmailConfigEntity entity;
    	
    	//获取JavaMailSenderImpl 对象
    	@Bean
    	public JavaMailSenderImpl getJavaMailSender(){
    		JavaMailSenderImpl sender = new JavaMailSenderImpl();
    		sender.setHost(entity.getHost().trim());
    		sender.setUsername(entity.getUsername().trim());
    		sender.setPassword(entity.getPassword().trim());
    		
    		Properties properties = new Properties();
    		properties.setProperty("mail.smtp.auth", entity.getAuth().trim());
    		properties.setProperty("mail.smtp.starttls.enable", entity.getEnable().trim());
    		properties.setProperty("mail.smtp.starttls.required", entity.getRequired().trim());
    		sender.setJavaMailProperties(properties);
    		return sender;
    	}
    	
    	// 实列化 email 工具
    	@Bean
    	public EmailUtil getEmailUtil(){
    		EmailUtil emailUtil = new EmailUtil();
    		emailUtil.setSender(getJavaMailSender());
    		return emailUtil;
    	}
    	
    	
    
    }

package com.zzg.email.util;
    
    import javax.mail.internet.MimeMessage;
    
    import org.slf4j.Logger;
    import org.slf4j.LoggerFactory;
    import org.springframework.mail.SimpleMailMessage;
    import org.springframework.mail.javamail.JavaMailSenderImpl;
    import org.springframework.mail.javamail.MimeMessageHelper;
    import com.zzg.email.entity.EmailBean;
    
    public class EmailUtil{
    	// 日志记录
    	private final static Logger logger = LoggerFactory.getLogger(EmailUtil.class);
    	
    	private JavaMailSenderImpl sender;
    
    	public JavaMailSenderImpl getSender() {
    		return sender;
    	}
    
    	public void setSender(JavaMailSenderImpl sender) {
    		this.sender = sender;
    	}
    	
    	public void send(EmailBean bean){
    		try{
    			switch(bean.getType()){
    			case 1:
    				// 简单文本邮件
    				SimpleMailMessage text = new SimpleMailMessage();
    				text.setFrom(bean.getFrom());
    				text.setTo(bean.getTo());
    				text.setSubject(bean.getSubject());
    				// 简单文本核心代码
    				text.setText(bean.getText());
    				
    				sender.send(text);
    				break;
    			case 2:
    				// HTML邮件
    				MimeMessage  html = sender.createMimeMessage();
    				MimeMessageHelper helper = new MimeMessageHelper(html, true);
    				helper.setFrom(bean.getFrom());
    				helper.setTo(bean.getTo());
    				helper.setSubject(bean.getSubject());
    				// HTML 核心代码
    				helper.setText(bean.getText(),true);
    				
    				sender.send(html);
    				break;
    			case 3:
    				// 附件邮件
    				MimeMessage attach = sender.createMimeMessage();
    				MimeMessageHelper attachHelper = new MimeMessageHelper(attach, true);
    				attachHelper.setFrom(bean.getFrom());
    				attachHelper.setTo(bean.getTo());
    				attachHelper.setSubject(bean.getSubject());
    				attachHelper.setText(bean.getText());
    				// 附件核心代码
    				attachHelper.addAttachment(bean.getAttachmentFilename(), bean.getFile());
    				
    				sender.send(attach);
    				break;
    			}
    		}catch (Exception e){
    			logger.error(e.getMessage());
    		}
    	}
    }

package com.zzg.email.abstr;
    
    import com.zzg.email.util.EmailUtil;
    
    /**
     * 
     * @ClassName:  EmailUtilAbstr   
     * @Description: 邮件发送功能拓展   
     * @author: **** -zzg
     * @date:   2019年4月10日 上午10:12:31   
     *     
     * @Copyright: 2019 www.digipower.cn 
     * 注意：本内容仅限于****开发有限公司内部使用，禁止用于其他的商业目的
     */
    public abstract class EmailUtilAbstr {
    	
    	private EmailUtil util;
    	
    	public EmailUtil getUtil() {
    		return util;
    	}
    	
    	public void setUtil(EmailUtil util) {
    		this.util = util;
    	}
    
    	public EmailUtilAbstr(EmailUtil util){
    		this.util = util;
    	}
    	public abstract void customSend();
    }

3、功能测试：

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3pob3V6aGl3ZW5nYW5n_size_16_color_FFFFFF_t_70 1][]

email.properties

com.zzg.email.host=smtp.163.com
    com.zzg.email.username=zhou****gang@163.com
    # 163邮箱密码 修改为授权码
    com.zzg.email.password=****
    com.zzg.email.auth=true
    com.zzg.email.enable=true
    com.zzg.email.required=true

package com.zzg.controller;
    
    import java.io.File;
    
    import org.slf4j.Logger;
    import org.slf4j.LoggerFactory;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.core.io.FileSystemResource;
    import org.springframework.stereotype.Controller;
    import org.springframework.web.bind.annotation.RequestMapping;
    import org.springframework.web.bind.annotation.RequestMethod;
    import org.springframework.web.bind.annotation.ResponseBody;
    
    import com.zzg.email.entity.EmailBean;
    import com.zzg.email.util.EmailUtil;
    
    @Controller
    @RequestMapping("/email")
    public class EmailController {
    	// 引入日志
    	private final static Logger logger = LoggerFactory.getLogger(MongodbControlller.class);
    	
    	@Autowired
    	private EmailUtil util;
    	
    	@RequestMapping(value="/sendText", method=RequestMethod.GET)
    	@ResponseBody
    	public void sendText(){
    		// 简单文本邮件发送
    		EmailBean text = new EmailBean();
    		text.setFrom("zhouzhiwengang@163.com");
    		text.setTo("zhouzhigang@digipower.cn");
    		text.setSubject("简单文本邮件发送");
    		text.setText("简单文本邮件发送");
    		text.setType(Integer.valueOf(1));
    		util.send(text);
    		logger.error("简单文本邮件发送成功");
    	}
    	
    	@RequestMapping(value="/sendHTML", method=RequestMethod.GET)
    	@ResponseBody
    	public void sendHTML(){
    		// 简单文本邮件发送
    		EmailBean text = new EmailBean();
    		text.setFrom("zhouzhiwengang@163.com");
    		text.setTo("zhouzhigang@digipower.cn");
    		text.setSubject("HTML邮件发送");
    		StringBuffer sb = new StringBuffer();
            sb.append("<h1>HTML邮件发送</h1>")
                    .append("<p style='color:#F00'>红色字</p>")
                    .append("<p style='text-align:right'>右对齐</p>");
            
    		text.setText(sb.toString());
    		text.setType(Integer.valueOf(2));
    		util.send(text);
    		logger.error("HTML邮件发送成功");
    	}
    	
    	@RequestMapping(value="/sendAttach", method=RequestMethod.GET)
    	@ResponseBody
    	public void sendAttach(){
    		// 简单文本邮件发送
    		EmailBean text = new EmailBean();
    		text.setFrom("zhouzhiwengang@163.com");
    		text.setTo("zhouzhigang@digipower.cn");
    		text.setSubject("邮件附件发送");
    		text.setText("邮件附件发送");
    		FileSystemResource file = new FileSystemResource(new File("C:\\image\\1.png"));
    		text.setFile(file);
    		text.setAttachmentFilename("1.png");
    		text.setType(Integer.valueOf(3));
    		util.send(text);
    		logger.error("HTML邮件发送成功");
    	}
    	
    }

效果展示：

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3pob3V6aGl3ZW5nYW5n_size_16_color_FFFFFF_t_70 2][]

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3pob3V6aGl3ZW5nYW5n_size_16_color_FFFFFF_t_70]: https://img-blog.csdnimg.cn/20190410110544730.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3pob3V6aGl3ZW5nYW5n,size_16,color_FFFFFF,t_70
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3pob3V6aGl3ZW5nYW5n_size_16_color_FFFFFF_t_70 1]: https://img-blog.csdnimg.cn/20190410111133973.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3pob3V6aGl3ZW5nYW5n,size_16,color_FFFFFF,t_70
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3pob3V6aGl3ZW5nYW5n_size_16_color_FFFFFF_t_70 2]: https://img-blog.csdnimg.cn/20190410111312491.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3pob3V6aGl3ZW5nYW5n,size_16,color_FFFFFF,t_70