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Commit 846c605

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Michaelin007Michaelin007
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https://jira.baeldung.com/browse/BAEL-8316
1 parent 87a5b24 commit 846c605

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‎libraries-io/pom.xml‎

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<artifactId>simple-java-mail</artifactId>
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<version>${simplejavamail.version}</version>
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</dependency>
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<dependency>
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<groupId>com.sun.mail</groupId>
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<artifactId>imap</artifactId>
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<version>${imap.version}</version>
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</dependency>
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<dependency>
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<groupId>jakarta.mail</groupId>
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<artifactId>jakarta.mail-api</artifactId>
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<version>${jakarta-mail.version}</version>
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</dependency>
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</dependencies>
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<build>
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<opencsv.version>5.9</opencsv.version>
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<spring.version>6.1.4</spring.version>
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<simplejavamail.version>8.7.0</simplejavamail.version>
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<jakarta-mail.version>2.1.3</jakarta-mail.version>
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<imap.version>2.0.1</imap.version>
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</properties>
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</project>

‎libraries-io/src/main/java/com/baeldung/java/io/accessemailwithimap/GmailApp.java‎

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package com.baeldung.java.io.accessemailwithimap;
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import jakarta.mail.Store;
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import jakarta.mail.Folder;
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import jakarta.mail.Message;
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import jakarta.mail.MessagingException;
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import jakarta.mail.Session;
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import jakarta.mail.Flags;
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import jakarta.mail.search.FlagTerm;
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import jakarta.mail.search.FromStringTerm;
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import jakarta.mail.search.SearchTerm;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.IOException;
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import java.util.Arrays;
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import java.util.Properties;
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public class GmailApp {
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private static final Logger LOGGER = LoggerFactory.getLogger(GmailApp.class);
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public static Store establishConnection() throws MessagingException {
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Properties props = System.getProperties();
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props.setProperty("mail.store.protocol", "imaps");
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Session session = Session.getDefaultInstance(props, null);
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Store store = session.getStore("imaps");
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store.connect("imap.googlemail.com", "EMAIL", "APP PASSWORD");
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return store;
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}
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public static void emailCount(Store store) throws MessagingException {
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Folder inbox = store.getFolder("inbox");
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Folder spam = store.getFolder("[Gmail]/Spam");
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inbox.open(Folder.READ_ONLY);
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LOGGER.info("No of Messages : " + inbox.getMessageCount());
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LOGGER.info("No of Unread Messages : " + inbox.getUnreadMessageCount());
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LOGGER.info("No of Messages in spam : " + spam.getMessageCount());
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LOGGER.info("No of Unread Messages in spam : " + spam.getUnreadMessageCount());
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inbox.close(true);
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}
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public static void readEmails(Store store) throws MessagingException, IOException {
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Folder inbox = store.getFolder("inbox");
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inbox.open(Folder.READ_ONLY);
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Message[] messages = inbox.getMessages();
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if (messages.length > 0) {
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Message message = messages[0];
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LOGGER.info("Subject: " + message.getSubject());
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LOGGER.info("From: " + Arrays.toString(message.getFrom()));
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LOGGER.info("Text: " + message.getContent());
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}
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inbox.close(true);
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}
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public static void searchEmails(Store store, String from) throws MessagingException {
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Folder inbox = store.getFolder("inbox");
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inbox.open(Folder.READ_ONLY);
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SearchTerm senderTerm = new FromStringTerm(from);
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Message[] messages = inbox.search(senderTerm);
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Message[] getFirstFiveEmails = Arrays.copyOfRange(messages, 0, 5);
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for (Message message : getFirstFiveEmails) {
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LOGGER.info("Subject: " + message.getSubject());
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LOGGER.info("From: " + Arrays.toString(message.getFrom()));
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}
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inbox.close(true);
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}
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public static void deleteEmail(Store store) throws MessagingException {
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Folder inbox = store.getFolder("inbox");
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inbox.open(Folder.READ_WRITE);
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Message[] messages = inbox.getMessages();
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if (messages.length >= 7) {
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Message seventhLatestMessage = messages[messages.length - 7];
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seventhLatestMessage.setFlag(Flags.Flag.DELETED, true);
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LOGGER.info("Delete the seventh message: " + seventhLatestMessage.getSubject());
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} else {
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LOGGER.info("There are less than seven messages in the inbox.");
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}
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inbox.close(true);
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}
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public static void markLatestUnreadAsRead(Store store) throws MessagingException {
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Folder inbox = store.getFolder("inbox");
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inbox.open(Folder.READ_WRITE);
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Message[] messages = inbox.search(new FlagTerm(new Flags(Flags.Flag.SEEN), false));
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if (messages.length > 0) {
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Message latestUnreadMessage = messages[messages.length - 1];
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latestUnreadMessage.setFlag(Flags.Flag.SEEN, true);
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}
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inbox.close(true);
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}
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public static void moveToFolder(Store store, Message message, String folderName) throws MessagingException {
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Folder destinationFolder = store.getFolder(folderName);
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if (!destinationFolder.exists()) {
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destinationFolder.create(Folder.HOLDS_MESSAGES);
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}
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Message[] messagesToMove = new Message[] { message };
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message.getFolder()
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.copyMessages(messagesToMove, destinationFolder);
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message.setFlag(Flags.Flag.DELETED, true);
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}
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}

‎libraries-io/src/test/java/com/baeldung/java/io/accessemailwithimap/GmailAppLiveTest.java‎

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package com.baeldung.java.io.accessemailwithimap;
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import jakarta.mail.Folder;
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import jakarta.mail.Message;
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import jakarta.mail.MessagingException;
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import jakarta.mail.Store;
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import org.junit.jupiter.api.AfterEach;
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import org.junit.jupiter.api.BeforeEach;
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import org.junit.jupiter.api.Test;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import java.io.IOException;
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class GmailAppLiveTest {
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private static final Logger LOGGER = LoggerFactory.getLogger(GmailApp.class);
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Store store = null;
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Folder folder = null;
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@BeforeEach
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void setUp() throws MessagingException {
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store = GmailApp.establishConnection();
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folder = store.getFolder("inbox");
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}
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@AfterEach
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void tearDown() throws MessagingException {
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if (store != null) {
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store.close();
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}
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if (folder != null && folder.isOpen()) {
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folder.close(true);
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}
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}
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@Test
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void givenEmails_whenCountEmails_thenEmailsCounted() throws MessagingException {
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GmailApp.emailCount(store);
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}
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@Test
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void givenEmails_whenReadEmails_thenEmailsRead() throws MessagingException, IOException {
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GmailApp.readEmails(store);
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}
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@Test
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void givenEmails_whenSearchEmails_thenEmailsSearched() throws MessagingException {
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GmailApp.searchEmails(store, "Google");
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}
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@Test
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void givenEmails_whenLastEmailsIsUnread_thenEmailsRead() throws MessagingException, IOException {
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GmailApp.markLatestUnreadAsRead(store);
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}
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@Test
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void givenEmails_whenDeleting_thenEmailsDeleted() throws MessagingException {
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GmailApp.deleteEmail(store);
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}
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@Test
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void givenEmails_whenMoveEmails_thenEmailsMoved() throws MessagingException {
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folder.open(Folder.READ_WRITE);
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Message[] messages = folder.getMessages();
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if (messages.length > 0) {
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Message message = messages[0];
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GmailApp.moveToFolder(store, message, "First");
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}
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}
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}

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