android--email发送邮件，文本还有附件形式的邮件

package com.kllayhello.utils;

import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.util.Log;

import java.util.Properties;

import javax.activation.CommandMap;
import javax.activation.DataHandler;
import javax.activation.FileDataSource;
import javax.activation.MailcapCommandMap;
import javax.mail.Message;
import javax.mail.MessagingException;
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;
import javax.mail.internet.MimeUtility;
import javax.mail.util.ByteArrayDataSource;

/**
* Created by Administrator on 2016/6/30.
* http://www.jb51.net/article/38158.htm * http://blog.csdn.net/svenke2011/article/details/8229521 *
* http://blog.csdn.net/mad1989/article/details/25964495 *
* http://blog.csdn.net/chinafe/article/details/7183400 *http://blog.csdn.net/xanxus46/article/details/8296529
* http://blog.csdn.net/kudy21/article/details/7665434 */
public class EmailUtils{

/**
* android内部发送邮件
* 调用手机邮箱
* 不能自动发送
* sendto 发送邮件
* */
public void sendTOEmail(String title,String content,Context context){
Intent data=new Intent(Intent.ACTION_SENDTO);
data.setData(Uri.parse("mailto:qg@17xu.com"));
data.putExtra(Intent.EXTRA_SUBJECT, title);
data.putExtra(Intent.EXTRA_TEXT, content);
context.startActivity(data);
}
/**
* 调用手机邮箱待附件的
* 不能自动发送
* */
public void sendToFileEmail(String title,String content,Context context){
Intent intent = new Intent(Intent.ACTION_SEND);
String[] tos = { "qq@17xu.com" };
String[] ccs = { "qq@17xu.com" };
String[] bccs = {"qq@17xu.com"};
intent.putExtra(Intent.EXTRA_EMAIL, tos);
intent.putExtra(Intent.EXTRA_CC, ccs);
intent.putExtra(Intent.EXTRA_BCC, bccs);
intent.putExtra(Intent.EXTRA_TEXT, content);
intent.putExtra(Intent.EXTRA_SUBJECT, title);
intent.putExtra(Intent.EXTRA_STREAM, Uri.parse("file:///mnt/sdcard/qq.png"));
intent.setType("image/*");
intent.setType("message/rfc882");
Intent.createChooser(intent, "Choose Email Client");
context.startActivity(intent);
}
/**
* 发送邮件
* */
/**
* 邮件发送程序
*
* @param host
*            邮件服务器 如：smtp.qq.com
* @param address
*            发送邮件的地址 如：qq@qq.com
* @param from
*            来自： qq@qq.com
* @param password
*            您的邮箱密码
* @param to
*            接收人
* @param port
*            端口（QQ:25）
* @param subject
*            邮件主题
* @param content
*            邮件内容
* @throws Exception
*/
public void SendEmail(String host, String address, String from, String password, String to, String port, String subject, String content) throws Exception {
Multipart multiPart;
String finalString = "";

Properties props = System.getProperties();
props.put("mail.smtp.starttls.enable", "true");
props.put("mail.smtp.host", host);
props.put("mail.smtp.user", address);
props.put("mail.smtp.password", password);
props.put("mail.smtp.port", port);
props.put("mail.smtp.auth", "true");
Log.i("Check", "done pops");
Session session = Session.getDefaultInstance(props, null);
DataHandler handler = new DataHandler(new ByteArrayDataSource(finalString.getBytes(), "text/plain"));
MimeMessage message = new MimeMessage(session);
message.setFrom(new InternetAddress(from));
message.setDataHandler(handler);
Log.i("Check", "done sessions");

multiPart = new MimeMultipart();
InternetAddress toAddress;
toAddress = new InternetAddress(to);
message.addRecipient(Message.RecipientType.TO, toAddress);
Log.i("Check", "added recipient");
message.setSubject(subject);
message.setContent(multiPart);
message.setText(content);

Log.i("check", "transport");
Transport transport = session.getTransport("smtp");
Log.i("check", "connecting");
transport.connect(host, address, password);
Log.i("check", "wana send");
transport.sendMessage(message, message.getAllRecipients());
transport.close();
Log.i("check", "sent");
}
/**
* 发送附件邮件
* http://cuisuqiang.iteye.com/blog/1586023 * */
/**
* 邮件发送程序
*
* @param host
*            邮件服务器 如：smtp.qq.com
* @param address
*            发送邮件的地址 如：qq@qq.com
* @param from
*            来自： qq@qq.com
* @param password
*            您的邮箱密码
* @param to
*            接收人
* @param port
*            端口（QQ:25）
* @param subject
*            邮件主题
* @param content
*            邮件内容
* @throws Exception
*/
public void SendEmailfile(String host, String address, String from, String password, String to, String port, String subject, String content,String file_path) throws Exception {
MimeMultipart multiPart;
String finalString = "";

Properties props = System.getProperties();
props.put("mail.smtp.starttls.enable", "true");
props.put("mail.smtp.host", host);
props.put("mail.smtp.user", address);
props.put("mail.smtp.password", password);
props.put("mail.smtp.port", port);
props.put("mail.smtp.auth", "true");

Session session = Session.getDefaultInstance(props, null);
DataHandler handler = new DataHandler(new ByteArrayDataSource(finalString.getBytes(), "text/plain"));
MimeMessage message = new MimeMessage(session);
message.setFrom(new InternetAddress(from));
message.setDataHandler(handler);

multiPart = new MimeMultipart("mixed"); //附件

InternetAddress toAddress;
toAddress = new InternetAddress(to);
message.addRecipient(Message.RecipientType.TO, toAddress);  //添加收件人
Log.i("Check", "added recipient");
message.setSubject(subject);
// 邮件内容
MimeBodyPart htmlPart = new MimeBodyPart();
htmlPart.setContent(
"<body background='#'>"
+ "<div style='position: absolute; left: 390px; top: 150px;height: "
+ "100px;width: 200px;' align='center'>"
+ "<font color='red'>这是测试邮件，请勿回复</font>" + "</div></body>",
"text/html;charset=UTF-8");
// TODO 组装的顺序非常重要，一定要先组装文本域，再组装文件
multiPart.addBodyPart(htmlPart);

//附件添加
try{
MimeBodyPart attachPart = new MimeBodyPart();
FileDataSource fds = new FileDataSource(file_path); //打开要发送的文件
DataHandler dh=new DataHandler(fds);
attachPart.setDataHandler(dh);
attachPart.setFileName(MimeUtility.encodeText(dh.getName())); //设置名称

multiPart.addBodyPart(attachPart); //添加附件
message.setContent(multiPart);  //附件设置内容
message.saveChanges(); //保存邮件

}catch (Exception e){
System.out.print("File Bug:::"+e.getMessage());
}

Transport transport = session.getTransport("smtp");
transport.connect(host, address, password);
transport.sendMessage(message, message.getAllRecipients());
transport.close();
Log.i("check", "sent");
System.out.println("send success!");
}
/**
* 暂时不能用，有时间再研究
* 发送待附件的邮件
*str_to_mail   发邮件的目的地（收件人信箱）
* str_from_mail   发邮件的出发地（发件人的信箱）
* str_smtp host  发件人使用发邮件的电子信箱服务器
* str_user      发件人用户名
* str_pass      发件人密码
* str_title     邮件标题
* str_body      邮件内容
* str_file_path  附件
* */
public void send_mail_file(String str_to_mail,String str_from_mail,String str_smtp,String str_user,String str_pass,String ports,String str_title,String str_body,String str_file_path)
{
Log.v("filesend","send_mail_file");
String host = str_smtp;   //发件人使用发邮件的电子信箱服务器
String from = str_from_mail;    //发邮件的出发地（发件人的信箱）
String to   = str_to_mail;   //发邮件的目的地（收件人信箱）

Log.v("filesend",str_smtp);
Log.v("filesend",str_from_mail);
Log.v("filesend",str_to_mail);

Properties props = System.getProperties();// Get system properties
props.put("mail.smtp.starttls.enable", "true");
props.put("mail.smtp.host", host);// Setup mail server
//发件人邮箱和密码
props.put("mail.smtp.user", str_user);
props.put("mail.smtp.password", str_pass);
props.put("mail.smtp.port", ports);
props.put("mail.smtp.auth", "true"); //这样才能通过验证

Session session = Session.getDefaultInstance(props, null);
MimeMessage message = new MimeMessage(session); // Define message
try {
message.setFrom(new InternetAddress(from)); // Set the from address
} catch (MessagingException e) {
e.printStackTrace();
}
try {
message.addRecipient(Message.RecipientType.TO,new InternetAddress(to));// Set the to address
message.setSubject(str_title);// Set the subject
message.setText(str_body);// Set the content
} catch (MessagingException e) {
e.printStackTrace();
}

MimeBodyPart attachPart = new MimeBodyPart();
FileDataSource fds = new FileDataSource(str_file_path); //打开要发送的文件
try {
attachPart.setDataHandler(new DataHandler(fds));
attachPart.setFileName(fds.getName());
} catch (MessagingException e) {
e.printStackTrace();
}

MimeMultipart allMultipart = new MimeMultipart("mixed"); //附件
try {
allMultipart.addBodyPart(attachPart);//添加
message.setContent(allMultipart);
message.saveChanges();
} catch (MessagingException e) {
e.printStackTrace();
}

try {
//报错解决方法
MailcapCommandMap mc = (MailcapCommandMap) CommandMap.getDefaultCommandMap();
mc.addMailcap("text/html;; x-java-content-handler=com.sun.mail.handlers.text_html");
mc.addMailcap("text/xml;; x-java-content-handler=com.sun.mail.handlers.text_xml");
mc.addMailcap("text/plain;; x-java-content-handler=com.sun.mail.handlers.text_plain");
mc.addMailcap("multipart/*;; x-java-content-handler=com.sun.mail.handlers.multipart_mixed");
mc.addMailcap("message/rfc822;; x-java-content-handler=com.sun.mail.handlers.message_rfc822");
CommandMap.setDefaultCommandMap(mc);

Transport.send(message);//开始发送
} catch (MessagingException e) {
e.printStackTrace();
}
}

}

but_emailtest.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
//使用HandlerThread
mhandlerthread=new HandlerThread("myhandlerthread");
mhandlerthread.start();
mhandler = new Handler(mhandlerthread.getLooper());
mhandler.post(mRunnable);

}
});

}
Runnable mRunnable = new Runnable() {

@Override
public void run() {
NetworkUtils nu=new NetworkUtils();
EmailUtils email=new EmailUtils();
//emsuper.run();ail.sendToFileEmail("哈哈哈test","这是荣哦支持你下哈哈",MinShiLi.this);
String to="fajianren@17xu.com";
String host = "smtp.17xu.com";
String address = "88888@17xu.com"; //发件人地址
String from = "88888@17xu.com";
String password = "******";// 密码
String filepath=nu.getSDPath()+"/"+"qq.png";
String port = "25"; //发邮件端口号
try {
//email.SendEmail(host, address, from, password, to, port, "主题测试", "内容哦哈哈哈哈哈哈哈");
//附件
email.SendEmailfile(host, address, from, password, to, port, "主题测试", "内容哦哈哈哈哈哈哈哈",filepath);
} catch (Exception e) {
e.printStackTrace();
}
}
};

package com.kllayhello.utils;

import android.content.Context;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.Environment;

import java.io.File;

/**
* Created by Administrator on 2016/6/30.
*/
public class NetworkUtils {
/**
* 判断网络是否链接
* */
public boolean isNetworkConnected(Context context) {
if (context != null) {
ConnectivityManager mConnectivityManager = (ConnectivityManager) context
.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo mNetworkInfo = mConnectivityManager.getActiveNetworkInfo();
if (mNetworkInfo != null) {
return mNetworkInfo.isAvailable();
}
}
return false;
}

/**
* 判断sd卡是否存在 并获取路径
* */
public String getSDPath(){
File sdDir = null;
boolean sdCardExist = Environment.getExternalStorageState()
.equals(android.os.Environment.MEDIA_MOUNTED);//判断sd卡是否存在
if(sdCardExist)
{
sdDir = Environment.getExternalStorageDirectory();//获取跟目录
}
return sdDir.toString();
}

}

* http://www.jb51.net/article/38158.htm * http://blog.csdn.net/svenke2011/article/details/8229521 *
* http://blog.csdn.net/mad1989/article/details/25964495 *
* http://blog.csdn.net/chinafe/article/details/7183400 *http://blog.csdn.net/xanxus46/article/details/8296529
* http://blog.csdn.net/kudy21/article/details/7665434[/code]