我尝试使用不同的Java(基于API)程序读取Gmail,如下所示,并带有正确的电子邮件/密码,但是我总是在Exception以下。 Java API不再可以读取Gmail吗?
import java.util.Properties;
import javax.mail.Folder;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.NoSuchProviderException;
import javax.mail.Session;
import javax.mail.Store;
public class CheckingMails {
public static void check(String host, String storeType, String user, String password) {
try {
Properties properties = new Properties();
properties.put("mail.pop3.host", host);
properties.put("mail.pop3.port", "995");
properties.put("mail.pop3.starttls.enable", "true");
Session emailSession = Session.getDefaultInstance(properties);
// create the POP3 store object and connect with the pop server
Store store = emailSession.getStore("pop3s");
store.connect(host, user, password);
// create the folder object and open it
Folder emailFolder = store.getFolder("INBOX");
emailFolder.open(Folder.READ_ONLY);
// retrieve the messages from the folder in an array and print it
Message[] messages = emailFolder.getMessages();
System.out.println("messages.length---" + messages.length);
for (int i = 0, n = messages.length; i < n; i++) {
Message message = messages[i];
System.out.println("---------------------------------");
System.out.println("Email Number " + (i + 1));
System.out.println("Subject: " + message.getSubject());
System.out.println("From: " + message.getFrom()[0]);
System.out.println("Text: " + message.getContent().toString());
}
// close the store and folder objects
emailFolder.close(false);
store.close();
} catch (NoSuchProviderException e) {
e.printStackTrace();
} catch (MessagingException e) {
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
}
public static void main(String[] args) {
String host = "pop.gmail.com";// change accordingly
String mailStoreType = "pop3";
String username = "[email protected]";// change accordingly
String password = "CorrectPassword";// change accordingly
check(host, mailStoreType, username, password);
}
}
错误日志:
javax.mail.AuthenticationFailedException:[AUTH]用户名和密码不被接受。在com.sun.mail.pop3.POP3Store.protocolConnect(POP3Store.java:209)在javax.mail.Service.connect(Service.java:295)在javax.mail.Service.connect(Service.java:176)在zEmails.CheckingMails.main(CheckingMails.java:71)上的zEmails.CheckingMails.check(CheckingMails.java:31)
感谢朋友和Seshidhar G
为emailID启用“安全性较低的应用”可以连接并阅读电子邮件。目前,我正在满足其余要求。