1 files changed, 34 insertions, 0 deletions
diff --git a/java/com/google/gerrit/server/mail/MailFilter.java b/java/com/google/gerrit/server/mail/MailFilter.java
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+++ b/java/com/google/gerrit/server/mail/MailFilter.java
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+// Copyright (C) 2017 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;
+
+import com.google.gerrit.extensions.annotations.ExtensionPoint;
+import com.google.gerrit.mail.MailMessage;
+
+/**
+ * Listener to filter incoming email.
+ *
+ * <p>Invoked by Gerrit for each incoming email.
+ */
+@ExtensionPoint
+public interface MailFilter {
+  /**
+   * Determine if Gerrit should discard or further process the message.
+   *
+   * @param message MailMessage parsed by Gerrit.
+   * @return {@code true}, if Gerrit should process the message, {@code false} otherwise.
+   */
+  boolean shouldProcessMessage(MailMessage message);
+}