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//
// Copyright (c) ZeroC, Inc. All rights reserved.
//
#ifndef ICE_ROUTING_TABLE_H
#define ICE_ROUTING_TABLE_H
#include <Ice/Ice.h>
#include <Ice/ObserverHelper.h>
#include <IceUtil/Mutex.h>
#include <Glacier2/ProxyVerifier.h>
#include <Glacier2/Instrumentation.h>
#include <list>
namespace Glacier2
{
class RoutingTable final
{
public:
RoutingTable(std::shared_ptr<Ice::Communicator>, std::shared_ptr<ProxyVerifier>);
void destroy();
std::shared_ptr<Glacier2::Instrumentation::SessionObserver>
updateObserver(const std::shared_ptr<Glacier2::Instrumentation::RouterObserver>&,
const std::string&, const std::shared_ptr<Ice::Connection>&);
// Returns evicted proxies.
Ice::ObjectProxySeq add(const Ice::ObjectProxySeq&, const Ice::Current&);
std::shared_ptr<Ice::ObjectPrx> get(const Ice::Identity&); // Returns null if no proxy can be found.
private:
const std::shared_ptr<Ice::Communicator> _communicator;
const int _traceLevel;
const int _maxSize;
const std::shared_ptr<ProxyVerifier> _verifier;
struct EvictorEntry;
using EvictorMap = std::map<Ice::Identity, std::shared_ptr<EvictorEntry>>;
using EvictorQueue = std::list<EvictorMap::iterator>;
friend struct EvictorEntry;
struct EvictorEntry
{
std::shared_ptr<Ice::ObjectPrx> proxy;
EvictorQueue::iterator pos;
};
EvictorMap _map;
EvictorQueue _queue;
IceInternal::ObserverHelperT<Glacier2::Instrumentation::SessionObserver> _observer;
std::mutex _mutex;
};
}
#endif
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