Android 由于AuthenticationException，无法使用smtp发送邮件

我使用下面的类来发送邮件，但作为响应，我得到了一些异常，我已经粘贴在这里。用户名和密码正确，可能的错误原因是什么

代码：

package com.mailsend；
导入android.util.Log；
导入java.util.Date；
导入java.util.Properties；
导入javax.activation.CommandMap；
导入javax.activation.DataHandler；
导入javax.activation.DataSource；
导入javax.activation.FileDataSource；
导入javax.activation.MailcapCommandMap；
导入javax.mail.BodyPart；
导入javax.mail.Multipart；
导入javax.mail.PasswordAuthentication；
导入javax.mail.Session；
导入javax.mail.Transport；
导入javax.mail.internet.InternetAddress；
导入javax.mail.internet.MimeBodyPart；
导入javax.mail.internet.mimessage；
导入javax.mail.internet.MimeMultipart；
公共类邮件扩展了javax.Mail.Authenticator{
私有字符串用户；
私人字符串传递；
私有类型；
私有字符串[]_至；
私有字符串_来自；
专用字符串\u端口；
私人弦乐运动；
私有字符串\u主机；
私有字符串(subject);；
私有字符串(body),；
私有布尔认证；
私有布尔可调试；
私有多部分_多部分；
公共邮件（）{
_host=“smtp.gmail.com”；//默认smtp服务器
_port=“465”；//默认smtp端口
_sport=“465”//默认socketfactory端口
_user=”“；//用户名
_pass=”“；//密码
_from=”“；//从发送的电子邮件
_subject=”“；//电子邮件主题
_body=”“；//电子邮件正文
_debuggable=true；//打开或关闭调试模式-默认关闭
_auth=true；//smtp身份验证-默认为打开
_multipart=新的MimeMultipart（）；
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”）；
setDefaultCommandMap（mc）；
}
公共邮件（最终字符串用户、最终字符串传递、int-emailType）{
这个（）；
_用户=用户；
_通过=通过；
this.emailType=emailType；
}
公共布尔发送（）{
试一试{
Properties props=_setProperties（）；
如果（！\u user.equals（“”&）&！\u pass.equals（“”&&）to.length>0
&&！\u from.equals（“”）&！\u subject.equals（“”）
&&！\u正文。等于（“”）{
//props.put（“mail.smtp.user”，\u from）；
Session Session=Session.getInstance（props，this）；
//Session Session=Session.getInstance（道具、新邮件、，
//(u pass),；
MimeMessage msg=新MimeMessage（会话）；
msg.setFrom（新的Internet地址（_-from））；
InternetAddress[]addressTo=新的InternetAddress[_to.length]；
对于（int i=0；i<\u to.length；i++）{
addressTo[i]=新的Internet地址（_to[i]）；
}
msg.setRecipients（mimessage.RecipientType.TO，addressTo）；
msg.setSubject（_subject）；
msg.setSentDate（新日期（））；
如果（emailType==1）{
BodyPart messageBodyPart=新的MimeBodyPart（）；
messageBodyPart.setText（_body）；
_multipart.addBodyPart（messageBodyPart）；
msg.setContent（_多部分）；
}else if（emailType==2）{
msg.setText（_body，“utf-8”，“html”）；
}
//发送电子邮件
发送（msg）；
Log.d（“usm_邮件”、“sendind消息”+_正文）；
返回true；
}否则{
返回false；
}
}
catch（异常e）{e.printStackTrace（）；}
返回false；
}
public void addAttachment（字符串文件名）引发异常{
BodyPart messageBodyPart=新的MimeBodyPart（）；
DataSource source=新文件DataSource（文件名）；
setDataHandler（新的DataHandler（源））；
messageBodyPart.setFileName（文件名）；
_multipart.addBodyPart（messageBodyPart）；
}
@凌驾
公共密码身份验证getPasswordAuthentication（）{
返回新密码身份验证（_user，_pass）；
}
私有属性_setProperties（）{
Properties props=新属性（）；
props.put（“mail.smtp.host”，\u host）；
如果（_可调试）{
props.put（“mail.debug”，“true”）；
}
如果（_auth）{
props.put（“mail.smtp.auth”，“true”）；
}
props.put（“mail.smtp.port”，_-port）；
props.put（“mail.smtp.socketFactory.port”，_sport）；
put（“mail.smtp.socketFactory.class”、“javax.net.ssl.SSLSocketFactory”）；
props.put（“mail.smtp.socketFactory.fallback”、“false”）；
返回道具；
}
//接球手和二传手
公共字符串getBody（）{
返回体；
}
公共体（字符串_体）{
这个。_body=_body；
}
public void setTo（字符串[]toArr）{
//TODO自动生成的方法存根
这个。_to=toArr；
}
公共void setFrom（字符串）{
//TODO自动生成的方法存根
这个。_from=string；
}
public void setSubject（字符串）{
//TODO自动生成的方法存根
这个。_subject=string；
}
//更多的能手和二传手�..
}

例外情况：

System.out: DEBUG: JavaMail version 1.4.1
I/System.out: DEBUG: not loading file: /system/lib/javamail.providers
I/System.out: DEBUG: java.io.FileNotFoundException: /system/lib/javamail.providers: open failed: ENOENT (No such file or directory)
W/DisplayListCanvas: DisplayListCanvas is started on unbinded RenderNode (without mOwningView)
I/System.out: DEBUG: !anyLoaded
I/System.out: DEBUG: not loading resource: /META-INF/javamail.providers
I/System.out: DEBUG: not loading resource: /META-INF/javamail.default.providers
I/System.out: DEBUG: failed to load any providers, using defaults
I/System.out: DEBUG: Tables of loaded providers
I/System.out: DEBUG: Providers Listed By Class Name: {com.sun.mail.pop3.POP3SSLStore=javax.mail.Provider[STORE,pop3s,com.sun.mail.pop3.POP3SSLStore,Sun Microsystems, Inc.,1.4.1], com.sun.mail.imap.IMAPSSLStore=javax.mail.Provider[STORE,imaps,com.sun.mail.imap.IMAPSSLStore,Sun Microsystems, Inc.,1.4.1], com.sun.mail.smtp.SMTPTransport=javax.mail.Provider[TRANSPORT,smtp,com.sun.mail.smtp.SMTPTransport,Sun Microsystems, Inc.,1.4.1], com.sun.mail.smtp.SMTPSSLTransport=javax.mail.Provider[TRANSPORT,smtps,com.sun.mail.smtp.SMTPSSLTransport,Sun Microsystems, Inc.,1.4.1], com.sun.mail.pop3.POP3Store=javax.mail.Provider[STORE,pop3,com.sun.mail.pop3.POP3Store,Sun Microsystems, Inc.,1.4.1], com.sun.mail.imap.IMAPStore=javax.mail.Provider[STORE,imap,com.sun.mail.imap.IMAPStore,Sun Microsystems, Inc.,1.4.1]}
I/System.out: DEBUG: Providers Listed By Protocol: {pop3=javax.mail.Provider[STORE,pop3,com.sun.mail.pop3.POP3Store,Sun Microsystems, Inc.,1.4.1], pop3s=javax.mail.Provider[STORE,pop3s,com.sun.mail.pop3.POP3SSLStore,Sun Microsystems, Inc.,1.4.1], imap=javax.mail.Provider[STORE,imap,com.sun.mail.imap.IMAPStore,Sun Microsystems, Inc.,1.4.1], smtps=javax.mail.Provider[TRANSPORT,smtps,com.sun.mail.smtp.SMTPSSLTransport,Sun Microsystems, Inc.,1.4.1], imaps=javax.mail.Provider[STORE,imaps,com.sun.mail.imap.IMAPSSLStore,Sun Microsystems, Inc.,1.4.1], smtp=javax.mail.Provider[TRANSPORT,smtp,com.sun.mail.smtp.SMTPTransport,Sun Microsystems, Inc.,1.4.1]}
I/System.out: DEBUG: not loading resource: /META-INF/javamail.default.address.map
I/System.out: DEBUG: !anyLoaded
I/System.out: DEBUG: not loading resource: /META-INF/javamail.address.map
I/System.out: DEBUG: not loading file: /system/lib/javamail.address.map
I/System.out: DEBUG: java.io.FileNotFoundException: /system/lib/javamail.address.map: open failed: ENOENT (No such file or directory)
I/System.out: DEBUG: failed to load address map, using defaults
D/ViewRootImpl: MSG_RESIZED_REPORT: ci=Rect(0, 0 - 0, 0) vi=Rect(0, 0 - 0, 0) or=1
I/System.out: DEBUG: getProvider() returning javax.mail.Provider[TRANSPORT,smtp,com.sun.mail.smtp.SMTPTransport,Sun Microsystems, Inc.,1.4.1]
I/System.out: DEBUG SMTP: useEhlo true, useAuth true
I/System.out: DEBUG SMTP: useEhlo true, useAuth true
I/System.out: DEBUG SMTP: trying to connect to host "smtp.gmail.com", port 465, isSSL false
I/System.out: 220 smtp.gmail.com ESMTP s136sm11447877pgc.38 - gsmtp
I/System.out: DEBUG SMTP: connected to host "smtp.gmail.com", port: 465
I/System.out: EHLO localhost
I/System.out: 250-smtp.gmail.com at your service, [202.166.173.132]
I/System.out: 250-SIZE 35882577
I/System.out: 250-8BITMIME
I/System.out: 250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN OAUTHBEARER XOAUTH
I/System.out: 250-ENHANCEDSTATUSCODES
I/System.out: 250-PIPELINING
I/System.out: 250-CHUNKING
I/System.out: 250 SMTPUTF8
I/System.out: DEBUG SMTP: Found extension "SIZE", arg "35882577"
I/System.out: DEBUG SMTP: Found extension "8BITMIME", arg ""
I/System.out: DEBUG SMTP: Found extension "AUTH", arg "LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN OAUTHBEARER XOAUTH"
I/System.out: DEBUG SMTP: Found extension "ENHANCEDSTATUSCODES", arg ""
I/System.out: DEBUG SMTP: Found extension "PIPELINING", arg ""
I/System.out: DEBUG SMTP: Found extension "CHUNKING", arg ""
I/System.out: DEBUG SMTP: Found extension "SMTPUTF8", arg ""
I/System.out: DEBUG SMTP: Attempt to authenticate
I/System.out: AUTH LOGIN
I/System.out: 334 VXNlcm5hbWU6
I/System.out: dmVsb2Zvb2RyMUBnbWFpbC5jb20=
I/System.out: 334 UGFzc3dvcmQ6
I/System.out: eTF5MnkzeTQ=
I/System.out: 534-5.7.14 <https://accounts.google.com/signin/continue?sarp=1&scc=1&plt=AKgnsbsq
I/System.out: 534-5.7.14 FA9KEamJQo2BxbjXpwkW-oz0-yU2OUblChDH9fx85CwWNKILKOzTk4TDoV5_QoS16XYYhA
I/System.out: 534-5.7.14 EPVtOfrH8jQV1PCdWUEm5UzNG6dlEwDt61I6NX0GBl7Mox6bcf_CZbUJsb9nJBlOV8xYmn
I/System.out: 534-5.7.14 z6cleMLGilD11Ip28kdjuAd27XwUqYPS4TTjna3CwJHZD-IBL10o1TTU3JmDo_DvTEA395
I/System.out: 534-5.7.14 qcLXXeO1h58qBU8OkP1J9KQM5GUs8> Please log in via your web browser and
I/System.out: 534-5.7.14 then try again.
I/System.out: 534-5.7.14  Learn more at
I/System.out: 534 5.7.14  https://support.google.com/mail/answer/78754 s136sm11447877pgc.38 - gsmtp
W/System.err: javax.mail.AuthenticationFailedException
W/System.err:     at javax.mail.Service.connect(Service.java:319)
W/System.err:     at javax.mail.Service.connect(Service.java:169)
W/System.err:     at javax.mail.Service.connect(Service.java:118)
W/System.err:     at javax.mail.Transport.send0(Transport.java:188)
W/System.err:     at javax.mail.Transport.send(Transport.java:118)
W/System.err:     at com.mailsend.Mail.send(Mail.java:113)
W/System.err:     at com.restaurant.app.DashboardActivity$Send_Mail_Task.doInBackground(DashboardActivity.java:183)
W/System.err:     at com.restaurant.app.DashboardActivity$Send_Mail_Task.doInBackground(DashboardActivity.java:131)
W/System.err:     at android.os.AsyncTask$2.call(AsyncTask.java:295)
W/System.err:     at java.util.concurrent.FutureTask.run(FutureTask.java:237)
W/System.err:     at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:234)
W/System.err:     at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1113)
W/System.err:     at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:588)
W/System.err:     at java.lang.Thread.run(Thread.java:818)

System.ou
System.out: DEBUG: JavaMail version 1.4.1
I/System.out: DEBUG: not loading file: /system/lib/javamail.providers
I/System.out: DEBUG: java.io.FileNotFoundException: /system/lib/javamail.providers: open failed: ENOENT (No such file or directory)
W/DisplayListCanvas: DisplayListCanvas is started on unbinded RenderNode (without mOwningView)
I/System.out: DEBUG: !anyLoaded
I/System.out: DEBUG: not loading resource: /META-INF/javamail.providers
I/System.out: DEBUG: not loading resource: /META-INF/javamail.default.providers
I/System.out: DEBUG: failed to load any providers, using defaults
I/System.out: DEBUG: Tables of loaded providers
I/System.out: DEBUG: Providers Listed By Class Name: {com.sun.mail.pop3.POP3SSLStore=javax.mail.Provider[STORE,pop3s,com.sun.mail.pop3.POP3SSLStore,Sun Microsystems, Inc.,1.4.1], com.sun.mail.imap.IMAPSSLStore=javax.mail.Provider[STORE,imaps,com.sun.mail.imap.IMAPSSLStore,Sun Microsystems, Inc.,1.4.1], com.sun.mail.smtp.SMTPTransport=javax.mail.Provider[TRANSPORT,smtp,com.sun.mail.smtp.SMTPTransport,Sun Microsystems, Inc.,1.4.1], com.sun.mail.smtp.SMTPSSLTransport=javax.mail.Provider[TRANSPORT,smtps,com.sun.mail.smtp.SMTPSSLTransport,Sun Microsystems, Inc.,1.4.1], com.sun.mail.pop3.POP3Store=javax.mail.Provider[STORE,pop3,com.sun.mail.pop3.POP3Store,Sun Microsystems, Inc.,1.4.1], com.sun.mail.imap.IMAPStore=javax.mail.Provider[STORE,imap,com.sun.mail.imap.IMAPStore,Sun Microsystems, Inc.,1.4.1]}
I/System.out: DEBUG: Providers Listed By Protocol: {pop3=javax.mail.Provider[STORE,pop3,com.sun.mail.pop3.POP3Store,Sun Microsystems, Inc.,1.4.1], pop3s=javax.mail.Provider[STORE,pop3s,com.sun.mail.pop3.POP3SSLStore,Sun Microsystems, Inc.,1.4.1], imap=javax.mail.Provider[STORE,imap,com.sun.mail.imap.IMAPStore,Sun Microsystems, Inc.,1.4.1], smtps=javax.mail.Provider[TRANSPORT,smtps,com.sun.mail.smtp.SMTPSSLTransport,Sun Microsystems, Inc.,1.4.1], imaps=javax.mail.Provider[STORE,imaps,com.sun.mail.imap.IMAPSSLStore,Sun Microsystems, Inc.,1.4.1], smtp=javax.mail.Provider[TRANSPORT,smtp,com.sun.mail.smtp.SMTPTransport,Sun Microsystems, Inc.,1.4.1]}
I/System.out: DEBUG: not loading resource: /META-INF/javamail.default.address.map
I/System.out: DEBUG: !anyLoaded
I/System.out: DEBUG: not loading resource: /META-INF/javamail.address.map
I/System.out: DEBUG: not loading file: /system/lib/javamail.address.map
I/System.out: DEBUG: java.io.FileNotFoundException: /system/lib/javamail.address.map: open failed: ENOENT (No such file or directory)
I/System.out: DEBUG: failed to load address map, using defaults
D/ViewRootImpl: MSG_RESIZED_REPORT: ci=Rect(0, 0 - 0, 0) vi=Rect(0, 0 - 0, 0) or=1
I/System.out: DEBUG: getProvider() returning javax.mail.Provider[TRANSPORT,smtp,com.sun.mail.smtp.SMTPTransport,Sun Microsystems, Inc.,1.4.1]
I/System.out: DEBUG SMTP: useEhlo true, useAuth true
I/System.out: DEBUG SMTP: useEhlo true, useAuth true
I/System.out: DEBUG SMTP: trying to connect to host "smtp.gmail.com", port 465, isSSL false
I/System.out: 220 smtp.gmail.com ESMTP s136sm11447877pgc.38 - gsmtp
I/System.out: DEBUG SMTP: connected to host "smtp.gmail.com", port: 465
I/System.out: EHLO localhost
I/System.out: 250-smtp.gmail.com at your service, [202.166.173.132]
I/System.out: 250-SIZE 35882577
I/System.out: 250-8BITMIME
I/System.out: 250-AUTH LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN OAUTHBEARER XOAUTH
I/System.out: 250-ENHANCEDSTATUSCODES
I/System.out: 250-PIPELINING
I/System.out: 250-CHUNKING
I/System.out: 250 SMTPUTF8
I/System.out: DEBUG SMTP: Found extension "SIZE", arg "35882577"
I/System.out: DEBUG SMTP: Found extension "8BITMIME", arg ""
I/System.out: DEBUG SMTP: Found extension "AUTH", arg "LOGIN PLAIN XOAUTH2 PLAIN-CLIENTTOKEN OAUTHBEARER XOAUTH"
I/System.out: DEBUG SMTP: Found extension "ENHANCEDSTATUSCODES", arg ""
I/System.out: DEBUG SMTP: Found extension "PIPELINING", arg ""
I/System.out: DEBUG SMTP: Found extension "CHUNKING", arg ""
I/System.out: DEBUG SMTP: Found extension "SMTPUTF8", arg ""
I/System.out: DEBUG SMTP: Attempt to authenticate
I/System.out: AUTH LOGIN
I/System.out: 334 VXNlcm5hbWU6
I/System.out: dmVsb2Zvb2RyMUBnbWFpbC5jb20=
I/System.out: 334 UGFzc3dvcmQ6
I/System.out: eTF5MnkzeTQ=
I/System.out: 534-5.7.14 <https://accounts.google.com/signin/continue?sarp=1&scc=1&plt=AKgnsbsq
I/System.out: 534-5.7.14 FA9KEamJQo2BxbjXpwkW-oz0-yU2OUblChDH9fx85CwWNKILKOzTk4TDoV5_QoS16XYYhA
I/System.out: 534-5.7.14 EPVtOfrH8jQV1PCdWUEm5UzNG6dlEwDt61I6NX0GBl7Mox6bcf_CZbUJsb9nJBlOV8xYmn
I/System.out: 534-5.7.14 z6cleMLGilD11Ip28kdjuAd27XwUqYPS4TTjna3CwJHZD-IBL10o1TTU3JmDo_DvTEA395
I/System.out: 534-5.7.14 qcLXXeO1h58qBU8OkP1J9KQM5GUs8> Please log in via your web browser and
I/System.out: 534-5.7.14 then try again.
I/System.out: 534-5.7.14  Learn more at
I/System.out: 534 5.7.14  https://support.google.com/mail/answer/78754 s136sm11447877pgc.38 - gsmtp
W/System.err: javax.mail.AuthenticationFailedException
W/System.err:     at javax.mail.Service.connect(Service.java:319)
W/System.err:     at javax.mail.Service.connect(Service.java:169)
W/System.err:     at javax.mail.Service.connect(Service.java:118)
W/System.err:     at javax.mail.Transport.send0(Transport.java:188)
W/System.err:     at javax.mail.Transport.send(Transport.java:118)
W/System.err:     at com.mailsend.Mail.send(Mail.java:113)
W/System.err:     at com.restaurant.app.DashboardActivity$Send_Mail_Task.doInBackground(DashboardActivity.java:183)
W/System.err:     at com.restaurant.app.DashboardActivity$Send_Mail_Task.doInBackground(DashboardActivity.java:131)
W/System.err:     at android.os.AsyncTask$2.call(AsyncTask.java:295)
W/System.err:     at java.util.concurrent.FutureTask.run(FutureTask.java:237)
W/System.err:     at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:234)
W/System.err:     at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1113)
W/System.err:     at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:588)
W/System.err:     at java.lang.Thread.run(Thread.java:818)

transport = session.getTransport("smtp");
transport.connect(host, username, pass);

transport.sendMessage(message, message.getAllRecipients())

properties.put("mail.smtp.starttls.enable", "true")