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diff --git a/src/neighbor/Glue.hxx b/src/neighbor/Glue.hxx
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+/*
+ * Copyright (C) 2003-2014 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * 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.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef MPD_NEIGHBOR_ALL_HXX
+#define MPD_NEIGHBOR_ALL_HXX
+
+#include "check.h"
+#include "Compiler.h"
+#include "thread/Mutex.hxx"
+
+#include <forward_list>
+
+struct config_param;
+class Error;
+class EventLoop;
+class NeighborExplorer;
+class NeighborListener;
+struct NeighborInfo;
+
+/**
+ * A class that initializes and opens all configured neighbor plugins.
+ */
+class NeighborGlue {
+	struct Explorer {
+		NeighborExplorer *const explorer;
+
+		Explorer(NeighborExplorer *_explorer):explorer(_explorer) {}
+		Explorer(const Explorer &) = delete;
+		~Explorer();
+	};
+
+	Mutex mutex;
+
+	std::forward_list<Explorer> explorers;
+
+public:
+	typedef std::forward_list<NeighborInfo> List;
+
+	NeighborGlue() = default;
+	NeighborGlue(const NeighborGlue &) = delete;
+	~NeighborGlue();
+
+	bool IsEmpty() const {
+		return explorers.empty();
+	}
+
+	bool Init(EventLoop &loop, NeighborListener &listener, Error &error);
+
+	bool Open(Error &error);
+	void Close();
+
+	/**
+	 * Get the combined list of all neighbors from all active
+	 * plugins.
+	 */
+	gcc_pure
+	List GetList() const;
+};
+
+#endif