1 files changed, 0 insertions, 135 deletions
diff --git a/gerrit-server/src/main/java/com/google/gerrit/server/mail/receive/ImapMailReceiver.java b/gerrit-server/src/main/java/com/google/gerrit/server/mail/receive/ImapMailReceiver.java
deleted file mode 100644
index 6bb6211bb4..0000000000
--- a/gerrit-server/src/main/java/com/google/gerrit/server/mail/receive/ImapMailReceiver.java
+++ /dev/null
@@ -1,135 +0,0 @@
-// Copyright (C) 2016 The Android Open Source Project
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package com.google.gerrit.server.mail.receive;
-
-import com.google.gerrit.server.git.WorkQueue;
-import com.google.gerrit.server.mail.EmailSettings;
-import com.google.gerrit.server.mail.Encryption;
-import com.google.inject.Inject;
-import com.google.inject.Singleton;
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.List;
-import org.apache.commons.net.imap.IMAPClient;
-import org.apache.commons.net.imap.IMAPSClient;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-@Singleton
-public class ImapMailReceiver extends MailReceiver {
-  private static final Logger log = LoggerFactory.getLogger(ImapMailReceiver.class);
-  private static final String INBOX_FOLDER = "INBOX";
-
-  @Inject
-  ImapMailReceiver(EmailSettings mailSettings, MailProcessor mailProcessor, WorkQueue workQueue) {
-    super(mailSettings, mailProcessor, workQueue);
-  }
-
-  /**
-   * Opens a connection to the mail server, removes emails where deletion is pending, reads new
-   * email and closes the connection.
-   *
-   * @param async determines if processing messages should happen asynchronously
-   * @throws MailTransferException in case of a known transport failure
-   * @throws IOException in case of a low-level transport failure
-   */
-  @Override
-  public synchronized void handleEmails(boolean async) throws MailTransferException, IOException {
-    IMAPClient imap;
-    if (mailSettings.encryption != Encryption.NONE) {
-      imap = new IMAPSClient(mailSettings.encryption.name(), true);
-    } else {
-      imap = new IMAPClient();
-    }
-    if (mailSettings.port > 0) {
-      imap.setDefaultPort(mailSettings.port);
-    }
-    // Set a 30s timeout for each operation
-    imap.setDefaultTimeout(30 * 1000);
-    imap.connect(mailSettings.host);
-    try {
-      if (!imap.login(mailSettings.username, mailSettings.password)) {
-        throw new MailTransferException("Could not login to IMAP server");
-      }
-      try {
-        if (!imap.select(INBOX_FOLDER)) {
-          throw new MailTransferException("Could not select IMAP folder " + INBOX_FOLDER);
-        }
-        // Fetch just the internal dates first to know how many messages we
-        // should fetch.
-        if (!imap.fetch("1:*", "(INTERNALDATE)")) {
-          // false indicates that there are no messages to fetch
-          log.info("Fetched 0 messages via IMAP");
-          return;
-        }
-        // Format of reply is one line per email and one line to indicate
-        // that the fetch was successful.
-        // Example:
-        // * 1 FETCH (INTERNALDATE "Mon, 24 Oct 2016 16:53:22 +0200 (CEST)")
-        // * 2 FETCH (INTERNALDATE "Mon, 24 Oct 2016 16:53:22 +0200 (CEST)")
-        // AAAC OK FETCH completed.
-        int numMessages = imap.getReplyStrings().length - 1;
-        log.info("Fetched " + numMessages + " messages via IMAP");
-        // Fetch the full version of all emails
-        List<MailMessage> mailMessages = new ArrayList<>(numMessages);
-        for (int i = 1; i <= numMessages; i++) {
-          if (imap.fetch(i + ":" + i, "(BODY.PEEK[])")) {
-            // Obtain full reply
-            String[] rawMessage = imap.getReplyStrings();
-            if (rawMessage.length < 2) {
-              continue;
-            }
-            // First and last line are IMAP status codes. We have already
-            // checked, that the fetch returned true (OK), so we safely ignore
-            // those two lines.
-            StringBuilder b = new StringBuilder(2 * (rawMessage.length - 2));
-            for (int j = 1; j < rawMessage.length - 1; j++) {
-              if (j > 1) {
-                b.append("\n");
-              }
-              b.append(rawMessage[j]);
-            }
-            try {
-              MailMessage mailMessage = RawMailParser.parse(b.toString());
-              if (pendingDeletion.contains(mailMessage.id())) {
-                // Mark message as deleted
-                if (imap.store(i + ":" + i, "+FLAGS", "(\\Deleted)")) {
-                  pendingDeletion.remove(mailMessage.id());
-                } else {
-                  log.error("Could not mark mail message as deleted: " + mailMessage.id());
-                }
-              } else {
-                mailMessages.add(mailMessage);
-              }
-            } catch (MailParsingException e) {
-              log.error("Exception while parsing email after IMAP fetch", e);
-            }
-          } else {
-            log.error("IMAP fetch failed. Will retry in next fetch cycle.");
-          }
-        }
-        // Permanently delete emails marked for deletion
-        if (!imap.expunge()) {
-          log.error("Could not expunge IMAP emails");
-        }
-        dispatchMailProcessor(mailMessages, async);
-      } finally {
-        imap.logout();
-      }
-    } finally {
-      imap.disconnect();
-    }
-  }
-}