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| package com.cmiot.onepark.email;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Service;
import javax.mail.*;
import javax.mail.internet.MimeMessage;
import javax.mail.internet.MimeMultipart;
import javax.mail.search.FlagTerm;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.Properties;
@Service
public class Receiver {
@Autowired
private GmailProperties gmailProperties;
@Scheduled(fixedRate = 60000)
public void receiveEmails() throws NoSuchProviderException, InterruptedException {
try {
URL url = new URL("https://api.ipify.org?format=json");
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
connection.setRequestMethod("GET");
int responseCode = connection.getResponseCode();
System.out.println("Response Code: " + responseCode);
try (BufferedReader in = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
String inputLine;
StringBuilder content = new StringBuilder();
while ((inputLine = in.readLine()) != null) {
content.append(inputLine);
}
System.out.println("Response: " + content.toString());
}
} catch (Exception e) {
e.printStackTrace();
}
System.out.println("-------------运行监听任务---------------------------------------------");
Properties props = new Properties();
props.put("mail.imap.ssl.enable", "true");
props.put("mail.imap.host", gmailProperties.getHost());
props.put("mail.imap.port", gmailProperties.getPort());
props.put("mail.imap.connectiontimeout", "300000");
props.put("mail.imap.timeout", "300000");
props.put("mail.imap.writetimeout", "300000");
props.put("mail.smtp.auth", "true");
String user = gmailProperties.getUsername().split("@")[0];
props.put("mail.imap.user", user);
Session session = Session.getInstance(props, new Authenticator() {
protected PasswordAuthentication getPasswordAuthentication() {
System.out.println("PasswordAuthentication user: " + gmailProperties.getUsername());
System.out.println("PasswordAuthentication password: " + gmailProperties.getPassword());
return new PasswordAuthentication(gmailProperties.getUsername(), gmailProperties.getPassword());
}
});
session.setDebug(true);
try (Store store = session.getStore("imap")) {
System.out.println("Full URL: " + store.getURLName().toString());
System.out.println("Host: " + store.getURLName().getHost());
System.out.println("Username: " + store.getURLName().getUsername());
store.connect("imap.gmail.com", gmailProperties.getUsername(), gmailProperties.getPassword());
Folder inbox = store.getFolder("INBOX");
inbox.open(Folder.READ_ONLY);
inbox.open(Folder.READ_WRITE);
FlagTerm unseenFlagTerm = new FlagTerm(new Flags(Flags.Flag.SEEN), false);
Message[] messages = inbox.search(unseenFlagTerm);
System.out.println("收件箱的邮件数：" + messages.length);
for (Message message : messages) {
if (message instanceof MimeMessage) {
MimeMessage mimeMessage = (MimeMessage) message;
System.out.println("----------------------------------------------------------");
System.out.println("Subject: " + mimeMessage.getSubject());
System.out.println("From ToString: " + mimeMessage.getFrom()[0].toString());
System.out.println("From: " + mimeMessage.getFrom()[0]);
System.out.println("Content: " + getTextFromMessage(mimeMessage));
System.out.println("----------------------------------------------------------");
message.setFlag(Flags.Flag.SEEN, true);
}
}
} catch (MessagingException e) {
throw new RuntimeException(e);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
private static String getTextFromMessage(Message message) throws Exception {
String result = "";
if (message.isMimeType("text/plain")) {
result = message.getContent().toString();
} else if (message.isMimeType("multipart/*")) {
MimeMultipart mimeMultipart = (MimeMultipart) message.getContent();
result = getTextFromMimeMultipart(mimeMultipart);
}
return result;
}
private static String getTextFromMimeMultipart(MimeMultipart mimeMultipart) throws Exception {
StringBuilder result = new StringBuilder();
int count = mimeMultipart.getCount();
for (int i = 0; i < count; i++) {
BodyPart bodyPart = mimeMultipart.getBodyPart(i);
if (bodyPart.isMimeType("text/plain")) {
result.append(bodyPart.getContent());
} else if (bodyPart.isMimeType("text/html")) {
String html = (String) bodyPart.getContent();
result.append(org.jsoup.Jsoup.parse(html).text());
} else if (bodyPart.getContent() instanceof MimeMultipart) {
result.append(getTextFromMimeMultipart((MimeMultipart) bodyPart.getContent()));
}
}
return result.toString();
}
}
|
