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1.此示例是通过maven构建,pom.xml文件如下：
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.ilucky.util.email</groupId>
<artifactId>email-util</artifactId>
<version>1.0-SNAPSHOT</version>
<packaging>war</packaging>
<name>email-util</name>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties>
<dependencies>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-email</artifactId>
<version>1.3.3</version>
</dependency>
</dependencies>
</project>
2.工具类如下：
import java.net.URL;
import org.apache.commons.mail.DefaultAuthenticator;
import org.apache.commons.mail.EmailAttachment;
import org.apache.commons.mail.EmailException;
import org.apache.commons.mail.MultiPartEmail;
import org.apache.commons.mail.SimpleEmail;
/**
* @author IluckySi
* @since 20150108
*/
public class EmailUtil {
private String hostName;// 邮箱服务器.
private int port; //服务器端口号.
private String defaultAuthenticatorUsername;// 用户名.
private String defaultAuthenticatorPassword;// 密码.
private String charset = "GB2312";// 邮件编码方式,默认为GB2312.
private int timeout = 8000;//超时时间,单位毫秒,默认为8000.
private String from;// 发送方.
private String to;// 接收方.
private String[] tos;// 多个接收方.
private String cc;// 抄送方.
private String[] ccs;// 多个抄送方.
private String bcc;// 秘密抄送方.
private String[] bccs;// 多个秘密抄送方.
private String subject;// 标题.
private String msg;// 内容.
private String localAttachmentPath;// 本地附件.
private String remoteAttachmentPath;// 远程附件.
private String attachmentName;//附件名称.
private String attachDescription;//附件描述.
public String getHostName() {
return hostName;
}
public void setHostName(String hostName) {
this.hostName = hostName;
}
public int getPort() {
return port;
}
public void setPort(int port) {
this.port = port;
}
public String getDefaultAuthenticatorUsername() {
return defaultAuthenticatorUsername;
}
public void setDefaultAuthenticatorUsername(
String defaultAuthenticatorUsername) {
this.defaultAuthenticatorUsername = defaultAuthenticatorUsername;
}
public String getDefaultAuthenticatorPassword() {
return defaultAuthenticatorPassword;
}
public void setDefaultAuthenticatorPassword(
String defaultAuthenticatorPassword) {
this.defaultAuthenticatorPassword = defaultAuthenticatorPassword;
}
public String getCharset() {
return charset;
}
public void setCharset(String charset) {
this.charset = charset;
}
public int getTimeout() {
return timeout;
}
public void setTimeout(int timeout) {
this.timeout = timeout;
}
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[] getTos() {
return tos;
}
public void setTos(String[] tos) {
this.tos = tos;
}
public String getCc() {
return cc;
}
public void setCc(String cc) {
this.cc = cc;
}
public String[] getCcs() {
return ccs;
}
public void setCcs(String[] ccs) {
this.ccs = ccs;
}
public String getBcc() {
return bcc;
}
public void setBcc(String bcc) {
this.bcc = bcc;
}
public String[] getBccs() {
return bccs;
}
public void setBccs(String[] bccs) {
this.bccs = bccs;
}
public String getSubject() {
return subject;
}
public void setSubject(String subject) {
this.subject = subject;
}
public String getMsg() {
return msg;
}
public void setMsg(String msg) {
this.msg = msg;
}
public String getLocalAttachmentPath() {
return localAttachmentPath;
}
public void setLocalAttachmentPath(String localAttachmentPath) {
this.localAttachmentPath = localAttachmentPath;
}
public String getRemoteAttachmentPath() {
return remoteAttachmentPath;
}
public void setRemoteAttachmentPath(String remoteAttachmentPath) {
this.remoteAttachmentPath = remoteAttachmentPath;
}
public String getAttachmentName() {
return attachmentName;
}
public void setAttachmentName(String attachmentName) {
this.attachmentName = attachmentName;
}
public String getAttachDescription() {
return attachDescription;
}
public void setAttachDescription(String attachDescription) {
this.attachDescription = attachDescription;
}
/**
* 发送普通邮件. 支持一个/多个接收方,一个/多个抄送方,一个/多个秘密抄送方.
*
* @return boolean
*/
public boolean sendWithMsg() {
boolean result = false;
SimpleEmail email = new SimpleEmail();
email.setSmtpPort(port);
try {
email.setHostName(hostName);
email.setAuthenticator(new DefaultAuthenticator(
defaultAuthenticatorUsername, defaultAuthenticatorPassword));
email.setCharset(charset);
email.setSocketConnectionTimeout(timeout);
email.setFrom(from);
if (to != null) {
email.addTo(to);
}
if (tos != null) {
email.addTo(tos);
}
if (cc != null) {
email.addCc(cc);
}
if (ccs != null) {
email.addCc(ccs);
}
if (bcc != null) {
email.addBcc(bcc);
}
if (bccs != null) {
email.addBcc(bccs);
}
if (subject != null) {
email.setSubject(subject);
}
if (msg != null) {
email.setMsg(msg);
}
if (email.send() != null) {
System.out.println("发送邮件成功");
result = true;
} else {
System.out.println("发送邮件失败");
}
} catch (EmailException e) {
System.out.println("发送邮件失败: " + e);
}
return result;
}
/**
* 发送带有附件的邮件. 支持一个/多个接收方,一个/多个抄送方,一个/多个秘密抄送方.
*
* @return boolean
*/
public boolean sendWithMsgAndAttachment() {
boolean result = false;
MultiPartEmail email = new MultiPartEmail();
email.setSmtpPort(port);
EmailAttachment attachment = new EmailAttachment();
try {
email.setHostName(hostName);
email.setAuthenticator(new DefaultAuthenticator(
defaultAuthenticatorUsername, defaultAuthenticatorPassword));
email.setCharset(charset);
email.setSocketConnectionTimeout(timeout);
email.setFrom(from);
if (to != null) {
email.addTo(to);
}
if (tos != null) {
email.addTo(tos);
}
if (cc != null) {
email.addCc(cc);
}
if (ccs != null) {
email.addCc(ccs);
}
if (bcc != null) {
email.addBcc(bcc);
}
if (bccs != null) {
email.addBcc(bccs);
}
if (subject != null) {
email.setSubject(subject);
}
if (msg != null) {
email.setMsg(msg);
}
if (localAttachmentPath != null) {
attachment.setPath(localAttachmentPath);
attachment.setDisposition(EmailAttachment.ATTACHMENT);
}
if (remoteAttachmentPath != null) {
attachment.setURL(new URL(remoteAttachmentPath));
attachment.setDisposition(EmailAttachment.ATTACHMENT);
}
if(attachmentName != null) {
attachment.setName(attachmentName);
}
if(attachDescription != null) {
attachment.setDescription(attachDescription);
}
email.attach(attachment);
if (email.send() != null) {
System.out.println("发送邮件成功");
result = true;
} else {
System.out.println("发送邮件失败");
}
} catch (EmailException e) {
System.out.println("发送邮件失败: " + e);
} catch (Exception e) {
System.out.println("发送邮件失败: " + e);
}
return result;
}
}
3.测试类如下：
import com.ilucky.util.email.EmailUtil;
/**
* @author IluckySi
* @since 20150108
*
* 注意:以后可以扩展回复邮件,定时发送等.
*/
public class MainTest {
public static void main(String[] args) {
//发送普通邮件.
//post1();
//post2();
post3();
}
public static void post1() {
EmailUtil eu = new EmailUtil();
eu.setHostName("smtp.sohu.com");
eu.setPort(25);
eu.setDefaultAuthenticatorUsername("sidongxue");
eu.setDefaultAuthenticatorPassword("123456");
eu.setCharset("GB2312");
eu.setTimeout(16000);
eu.setFrom("sidongxue@sohu.com");
eu.setTo("sidongxue@sohu.com");
eu.setSubject("测试邮件");
eu.setMsg("亲,这是一封测试邮件!");
System.out.println("发送邮件结果: " + eu.sendWithMsg());
}
public static void post2() {
EmailUtil eu = new EmailUtil();
eu.setHostName("smtp.sohu.com");
eu.setPort(25);
eu.setDefaultAuthenticatorUsername("sidongxue");
eu.setDefaultAuthenticatorPassword("123456");
eu.setCharset("GB2312");
eu.setTimeout(30000);
eu.setFrom("sidongxue@sohu.com");
String[] tos = new String[]{"1151262684@qq.com", "570258762@qq.com"};
eu.setTos(tos);
String[] ccs = new String[]{"1016336364@qq.com", "pengzhongchen@gmail.com"};
eu.setCcs(ccs);
String[] bccs = new String[]{"1198377646@qq.com", "sidongxue@sohu.com"};
eu.setBccs(bccs);
eu.setSubject("测试邮件");
eu.setMsg("亲,这是一封测试邮件,如果收到邮件,请及时回复,十分感谢,如果回复晚了,后果自负!");
System.out.println("发送邮件结果: " + eu.sendWithMsg());
}
public static void post3() {
EmailUtil eu = new EmailUtil();
eu.setHostName("smtp.sohu.com");
eu.setPort(25);
eu.setDefaultAuthenticatorUsername("sidongxue");
eu.setDefaultAuthenticatorPassword("123456");
eu.setCharset("GB2312");
eu.setTimeout(16000);
eu.setFrom("sidongxue@sohu.com");
eu.setTo("sidongxue@sohu.com");
eu.setSubject("测试邮件");
eu.setMsg("亲,这是一封测试邮件!");
eu.setAttachmentName("哈哈");
eu.setAttachDescription("这是一个文件,点我!");
eu.setLocalAttachmentPath("D:\\ilucky\\新建文本文档22.txt");
System.out.println("发送邮件结果: " + eu.sendWithMsgAndAttachment());
}
}
注意：
eu.setDefaultAuthenticatorUsername("sidongxue");
eu.setDefaultAuthenticatorPassword("123456");此处用自己的邮箱用户名和密码.