如何解决从tomcat发送电子邮件异常
| 尝试从tomcat的javamail发送电子邮件时,出现奇怪的行为。 我第一次尝试发送电子邮件时,它可以工作。在第二次尝试时,我得到一个异常,并且它一直抛出该异常,直到我重新启动tomcat为止,因此循环继续进行。 我正在使用tomcat 7,已将mail.jar放在TOMCAT_HOME / lib中 Tomcat配置: TOMCAT_HOME / conf / context.xml <Resource name=\"mail/Session\" auth=\"Container\"
type=\"javax.mail.Session\"
mail.smtp.host=\"smtp.gmail.com\"
username=\"*****@gmail.com\"
password=\"*******\"
mail.debug=\"true\"
mail.smtp.socketFactory.class=\"javax.net.ssl.SSLSocketFactory\"
mail.user=\"*****@gmail.com\"
mail.transport.protocol=\"smtp\"
mail.smtp.auth= \"true\"
mail.smtp.port= \"465\"
description=\"Global E-Mail Resource\"/>
web.xml配置:
<resource-ref>
<description>mail </description>
<res-ref-name>mail/Session</res-ref-name>
<res-type>javax.mail.Session</res-type>
<res-auth>Container</res-auth>
<res-sharing-scope>Shareable</res-sharing-scope>
</resource-ref>
Java代码:
Context initCtx = new InitialContext();
Context envCtx = (Context) initCtx.lookup(\"java:comp/env\");
Session session = (Session) envCtx.lookup(\"mail/Session\");
Message message = new MimeMessage(session);
message.setFrom(new InternetAddress(fromParam));
message.setRecipients(Message.RecipientType.TO,addressTo);
message.setSubject(subjectParam);
message.setContent(mimeMultipart);
Transport.send(message);
System.out.println(\"Done\");
例外情况:
Could not connect to SMTP host: smtp.gmail.com,port: 465. Cause [Could not connect to SMTP host: smtp.gmail.com,port: 465].
at web.scrappy.deamon.util.SendMailResource.postMail(SendMailResource.java:111)
at web.scrappy.deamon.task.ScrappyOutgoingCommsTaskWorker.doWork(ScrappyOutgoingCommsTaskWorker.java:92)
at web.scrappy.deamon.timertask.ScrappyOutgoingCommsTimerTask.run(ScrappyOutgoingCommsTimerTask.java:47)
at java.util.TimerThread.mainLoop(Timer.java:512)
at java.util.TimerThread.run(Timer.java:462)
Caused by: javax.mail.MessagingException: Could not connect to SMTP host: smtp.gmail.com,port: 465;
nested exception is:
javax.net.ssl.SSLException: java.lang.RuntimeException: Unexpected error: java.security.InvalidAlgorithmParameterException: the trustAnchors parameter must be non-empty
at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1934)
at com.sun.mail.smtp.SMTPTransport.protocolConnect(SMTPTransport.java:638)
at javax.mail.Service.connect(Service.java:295)
at javax.mail.Service.connect(Service.java:176)
at javax.mail.Service.connect(Service.java:125)
at javax.mail.Transport.send0(Transport.java:194)
at javax.mail.Transport.send(Transport.java:124)
at web.scrappy.deamon.util.SendMailResource.postMail(SendMailResource.java:106)
... 4 more
Caused by: javax.net.ssl.SSLException: java.lang.RuntimeException: Unexpected error: java.security.InvalidAlgorithmParameterException: the trustAnchors parameter must be non-empty
at com.sun.net.ssl.internal.ssl.Alerts.getSSLException(Alerts.java:190)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.fatal(SSLSocketImpl.java:1623)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.fatal(SSLSocketImpl.java:1586)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.handleException(SSLSocketImpl.java:1569)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1154)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1131)
at com.sun.mail.util.SocketFetcher.configureSSLSocket(SocketFetcher.java:507)
at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:238)
at com.sun.mail.smtp.SMTPTransport.openServer(SMTPTransport.java:1900)
... 11 more
Caused by: java.lang.RuntimeException: Unexpected error: java.security.InvalidAlgorithmParameterException: the trustAnchors parameter must be non-empty
at sun.security.validator.PKIXValidator.<init>(PKIXValidator.java:59)
at sun.security.validator.Validator.getInstance(Validator.java:161)
at com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.getValidator(X509TrustManagerImpl.java:108)
at com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.checkServerTrusted(X509TrustManagerImpl.java:204)
at com.sun.net.ssl.internal.ssl.X509TrustManagerImpl.checkServerTrusted(X509TrustManagerImpl.java:249)
at com.sun.net.ssl.internal.ssl.ClientHandshaker.serverCertificate(ClientHandshaker.java:1053)
at com.sun.net.ssl.internal.ssl.ClientHandshaker.processMessage(ClientHandshaker.java:128)
at com.sun.net.ssl.internal.ssl.Handshaker.processLoop(Handshaker.java:529)
at com.sun.net.ssl.internal.ssl.Handshaker.process_record(Handshaker.java:465)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:884)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1120)
at com.sun.net.ssl.internal.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1147)
... 15 more
Caused by: java.security.InvalidAlgorithmParameterException: the trustAnchors parameter must be non-empty
at java.security.cert.PKIXParameters.setTrustAnchors(PKIXParameters.java:183)
at java.security.cert.PKIXParameters.<init>(PKIXParameters.java:103)
at java.security.cert.PKIXBuilderParameters.<init>(PKIXBuilderParameters.java:87)
at sun.security.validator.PKIXValidator.<init>(PKIXValidator.java:57)
... 26 more
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