Add listener interface for update events.

diff --git a/src/de/todesbaum/jsite/gui/UpdateListener.java b/src/de/todesbaum/jsite/gui/UpdateListener.java
new file mode 100644 (file)
index 0000000..4192946
--- /dev/null
+++ b/src/de/todesbaum/jsite/gui/UpdateListener.java
@@ -0,0 +1,45 @@
+/*
+ * jSite-remote - UpdateListener.java -
+ * Copyright © 2008 David Roden
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+package de.todesbaum.jsite.gui;
+
+import java.util.EventListener;
+
+import de.todesbaum.jsite.main.Version;
+
+/**
+ * Listener interface for objects that want to be notified when update data was
+ * found.
+ *
+ * @author David ‘Bombe’ Roden <bombe@freenetproject.org>
+ */
+public interface UpdateListener extends EventListener {
+
+       /**
+        * Notifies a listener that data for the given version was found.
+        *
+        * @param foundVersion
+        *            The version that was found
+        * @param versionTimestamp
+        *            The timestamp of the version, or <code>-1</code> if the
+        *            timestamp is unknown
+        */
+       public void foundUpdateData(Version foundVersion, long versionTimestamp);
+
+}