Introduce mbox support

[gpl/argeo-slc.git] / ext / javax.mail.mbox / src / com / sun / mail / remote / RemoteInbox.java

diff --git a/ext/javax.mail.mbox/src/com/sun/mail/remote/RemoteInbox.java b/ext/javax.mail.mbox/src/com/sun/mail/remote/RemoteInbox.java
new file mode 100644 (file)
index 0000000..5bfd232
--- /dev/null
+++ b/ext/javax.mail.mbox/src/com/sun/mail/remote/RemoteInbox.java
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v. 2.0, which is available at
+ * http://www.eclipse.org/legal/epl-2.0.
+ *
+ * This Source Code may also be made available under the following Secondary
+ * Licenses when the conditions for such availability set forth in the
+ * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
+ * version 2 with the GNU Classpath Exception, which is available at
+ * https://www.gnu.org/software/classpath/license.html.
+ *
+ * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
+ */
+
+package com.sun.mail.remote;
+
+import javax.mail.*;
+import com.sun.mail.mbox.*;
+
+/**
+ * A remote Inbox folder.  The data is actually managed by our subclass
+ * (<code>MboxFolder</code>).  We fetch data from the remote Inbox and
+ * add it to the local Inbox.
+ *
+ * @author Bill Shannon
+ */
+
+public class RemoteInbox extends MboxFolder {
+
+    private RemoteStore mstore;
+
+    protected RemoteInbox(RemoteStore store, String name) {
+       super(store, name);
+       this.mstore = store;
+    }
+
+    /**
+     * Poll the remote store for any new messages.
+     */
+    public synchronized boolean hasNewMessages() {
+       try {
+           mstore.updateInbox();
+       } catch (MessagingException ex) {
+           // ignore it
+       }
+       return super.hasNewMessages();
+    }
+
+    /**
+     * Open the folder in the specified mode.
+     * Poll the remote store for any new messages first.
+     */
+    public synchronized void open(int mode) throws MessagingException {
+       mstore.updateInbox();
+       super.open(mode);
+    }
+
+    /**
+     * Return the number of messages in this folder.
+     * Poll the remote store for any new messages first.
+     */
+    public synchronized int getMessageCount() throws MessagingException {
+       mstore.updateInbox();
+       return super.getMessageCount();
+    }
+}