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+/* This file is part of Ingen.
+ * Copyright 2008-2011 David Robillard <http://drobilla.net>
+ *
+ * Ingen 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.
+ *
+ * Ingen 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 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 St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef INGEN_SHARED_CLASHAVOIDER_HPP
+#define INGEN_SHARED_CLASHAVOIDER_HPP
+
+#include <inttypes.h>
+
+#include <map>
+
+#include "ingen/CommonInterface.hpp"
+
+namespace Raul { class Atom; class Path; }
+
+namespace Ingen {
+namespace Shared {
+
+class Store;
+
+/** A wrapper for a CommonInterface that creates objects but possibly maps
+ * symbol names to avoid clashes with the existing objects in a store.
+ */
+class ClashAvoider : public CommonInterface
+{
+public:
+ ClashAvoider(Store& store, CommonInterface& target, Store* also_avoid=NULL)
+ : _store(store), _target(target), _also_avoid(also_avoid) {}
+
+ Raul::URI uri() const { return "ingen:ClientStore"; }
+
+ void set_target(CommonInterface& target) { _target = target; }
+
+ // Bundles
+ void bundle_begin() { _target.bundle_begin(); }
+ void bundle_end() { _target.bundle_end(); }
+
+ // Object commands
+
+ virtual void put(const Raul::URI& path,
+ const Resource::Properties& properties,
+ Resource::Graph ctx=Resource::DEFAULT);
+
+ virtual void delta(const Raul::URI& path,
+ const Resource::Properties& remove,
+ const Resource::Properties& add);
+
+ virtual void move(const Raul::Path& old_path,
+ const Raul::Path& new_path);
+
+ virtual void connect(const Raul::Path& src_port_path,
+ const Raul::Path& dst_port_path);
+
+ virtual void disconnect(const Raul::URI& src,
+ const Raul::URI& dst);
+
+ virtual void disconnect_all(const Raul::Path& parent_patch_path,
+ const Raul::Path& path);
+
+ virtual void set_property(const Raul::URI& subject_path,
+ const Raul::URI& predicate,
+ const Raul::Atom& value);
+
+ virtual void del(const Raul::URI& uri);
+
+private:
+ const Raul::URI map_uri(const Raul::URI& in);
+ const Raul::Path map_path(const Raul::Path& in);
+
+ Store& _store;
+ CommonInterface& _target;
+
+ Store* _also_avoid;
+ bool exists(const Raul::Path& path) const;
+
+ typedef std::map<Raul::Path, unsigned> Offsets;
+ Offsets _offsets;
+
+ typedef std::map<Raul::Path, Raul::Path> SymbolMap;
+ SymbolMap _symbol_map;
+};
+
+} // namespace Shared
+} // namespace Ingen
+
+#endif // INGEN_SHARED_CLASHAVOIDER_HPP
+