我试图将GoDaddy邮箱中的邮件读入java程序,但我遇到了这样的错误
PKIX路径生成失败
. 我尝试了此链接上显示的解决方案:
"PKIX path building failed" and "unable to find valid certification path to requested target"
. 但错误仍然存在。我的java代码中是否应该包含任何内容。
我的代码:
import java.util.concurrent.TimeUnit;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;
import java.util.Properties;
import javax.mail.BodyPart;
import javax.mail.Folder;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Session;
import javax.mail.Store;
import javax.mail.internet.MimeMultipart;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ScheduledFuture;
public class WorkingProgram {
public void poll() {
final ScheduledExecutorService scheduler = Executors
.newScheduledThreadPool(1);
final Properties props = new Properties();
ScheduledFuture<?> files = scheduler.scheduleAtFixedRate(
new Runnable() {
public void run() {
try{
String maxDate = null;
Class.forName("com.mysql.jdbc.Driver");
Connection con=DriverManager.getConnection("jdbc:mysql://localhost:3306/emailproject","root","root");
Statement stmt=con.createStatement();
ResultSet rs=stmt.executeQuery("SELECT DATE_FORMAT(MAX(received_date),'%Y-%m-%d %H:%i:%s') FROM emailproject.email_datetime_records e");
if(rs.next()){
maxDate=rs.getString(1);
}
System.out.println(maxDate);
//con.close();
DateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss", Locale.ENGLISH);
Date Dbdate = format.parse(maxDate);
props.load(new FileInputStream(new File("E:\\PGFiltersWorkspace\\EmailParsing\\smtp.properties.txt")));
Session session = Session.getDefaultInstance(props, null);
Store store = session.getStore("imaps");
store.connect("imap.secureserver.net", "**", "**");
Folder inbox = store.getFolder("inbox");
inbox.open(Folder.READ_ONLY);
int messageCount = inbox.getMessageCount();
Message[] messages = inbox.getMessages();
for (int i = messageCount-1; i >=0; i--)
{
if(Dbdate.compareTo(messages[i].getReceivedDate())<0){
String result = "";
if (messages[i].isMimeType("text/plain")) {
result = messages[i].getContent().toString();
} else if (messages[i].isMimeType("multipart/*")) {
MimeMultipart mimeMultipart = (MimeMultipart) messages[i].getContent();
result = getTextFromMimeMultipart(mimeMultipart);
}
System.out.println("Result is:"+result);
}
else{
break;
}
}
}
catch(Exception e){e.printStackTrace();}
}
}, 0, 1, TimeUnit.MINUTES);
}
public static void main(String[] args) {
WorkingProgram b = new WorkingProgram();
b.poll();
}
private String getTextFromMimeMultipart(
MimeMultipart mimeMultipart) throws MessagingException, IOException{
String result = "";
int count = mimeMultipart.getCount();
for (int i = 0; i < count; i++) {
BodyPart bodyPart = mimeMultipart.getBodyPart(i);
if (bodyPart.isMimeType("text/plain")) {
result = result + "\n" + bodyPart.getContent();
break; // without break same text appears twice in my tests
} else if (bodyPart.isMimeType("text/html")) {
String html = (String) bodyPart.getContent();
result = result + "\n" + org.jsoup.Jsoup.parse(html).text();
} else if (bodyPart.getContent() instanceof MimeMultipart){
result = result + getTextFromMimeMultipart((MimeMultipart)bodyPart.getContent());
}
}
return result;
}
}
错误如下:
javax.mail.MessagingException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target;
nested exception is:
javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
at com.sun.mail.imap.IMAPStore.protocolConnect(IMAPStore.java:670)
at javax.mail.Service.connect(Service.java:295)
at javax.mail.Service.connect(Service.java:176)
at WorkingProgram$1.run(WorkingProgram.java:55)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask$Sync.innerRunAndReset(Unknown Source)
at java.util.concurrent.FutureTask.runAndReset(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
at sun.security.ssl.Alerts.getSSLException(Unknown Source)
at sun.security.ssl.SSLSocketImpl.fatal(Unknown Source)
at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
at sun.security.ssl.Handshaker.fatalSE(Unknown Source)
at sun.security.ssl.ClientHandshaker.serverCertificate(Unknown Source)
at sun.security.ssl.ClientHandshaker.processMessage(Unknown Source)
at sun.security.ssl.Handshaker.processLoop(Unknown Source)
at sun.security.ssl.Handshaker.process_record(Unknown Source)
at sun.security.ssl.SSLSocketImpl.readRecord(Unknown Source)
at sun.security.ssl.SSLSocketImpl.performInitialHandshake(Unknown Source)
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
at sun.security.ssl.SSLSocketImpl.startHandshake(Unknown Source)
at com.sun.mail.util.SocketFetcher.configureSSLSocket(SocketFetcher.java:548)
at com.sun.mail.util.SocketFetcher.createSocket(SocketFetcher.java:352)
at com.sun.mail.util.SocketFetcher.getSocket(SocketFetcher.java:233)
at com.sun.mail.iap.Protocol.<init>(Protocol.java:113)
at com.sun.mail.imap.protocol.IMAPProtocol.<init>(IMAPProtocol.java:111)
at com.sun.mail.imap.IMAPStore.protocolConnect(IMAPStore.java:637)
... 11 more
Caused by: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
at sun.security.validator.PKIXValidator.doBuild(Unknown Source)
at sun.security.validator.PKIXValidator.engineValidate(Unknown Source)
at sun.security.validator.Validator.validate(Unknown Source)
at sun.security.ssl.X509TrustManagerImpl.validate(Unknown Source)
at sun.security.ssl.X509TrustManagerImpl.checkTrusted(Unknown Source)
at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(Unknown Source)
... 25 more
Caused by: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target
at sun.security.provider.certpath.SunCertPathBuilder.engineBuild(Unknown Source)
at java.security.cert.CertPathBuilder.build(Unknown Source)
... 31 more
smtp。属性。txt在此处:
mail.smtp.host=smtpout.secureserver.net
mail.smtp.socketFactory.port=465
mail.smtp.socketFactory.class=javax.net.ssl.SSLSocketFactory
mail.smtp.auth=true
mail.smtp.port=465
