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// **********************************************************************
//
// Copyright (c) 2003-2006 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
#ifndef ICE_GRID_NODE_SESSION_MANAGER_H
#define ICE_GRID_NODE_SESSION_MANAGER_H
#include <IceUtil/Handle.h>
#include <IceUtil/Mutex.h>
#include <IceUtil/Monitor.h>
#include <IceGrid/SessionManager.h>
#include <IceGrid/Query.h>
#include <IceGrid/Internal.h>
namespace IceGrid
{
class NodeI;
typedef IceUtil::Handle<NodeI> NodeIPtr;
class NodeSessionKeepAliveThread : public SessionKeepAliveThread<NodeSessionPrx, InternalRegistryPrx>
{
public:
NodeSessionKeepAliveThread(const InternalRegistryPrx&, const NodeIPtr&);
virtual NodeSessionPrx createSession(const InternalRegistryPrx&, IceUtil::Time&) const;
virtual void destroySession(const NodeSessionPrx&) const;
virtual bool keepAlive(const NodeSessionPrx&) const;
private:
const NodeIPtr _node;
const std::string _name;
};
typedef IceUtil::Handle<NodeSessionKeepAliveThread> NodeSessionKeepAliveThreadPtr;
class NodeSessionManager : public IceUtil::Monitor<IceUtil::Mutex>
{
public:
NodeSessionManager();
void create(const NodeIPtr&);
void create(const InternalRegistryPrx&);
void waitForCreate();
void destroy();
NodeSessionKeepAliveThreadPtr replicaAdded(const InternalRegistryPrx&);
void replicaRemoved(const InternalRegistryPrx&);
private:
void syncReplicas(const InternalRegistryPrxSeq&);
class Thread : public SessionKeepAliveThread<NodeSessionPrx, InternalRegistryPrx>
{
public:
Thread(NodeSessionManager& manager, const InternalRegistryPrx& master) :
SessionKeepAliveThread<NodeSessionPrx, InternalRegistryPrx>(master),
_manager(manager)
{
}
virtual NodeSessionPrx
createSession(const InternalRegistryPrx& master, IceUtil::Time& timeout) const
{
return _manager.createSession(master, timeout);
}
virtual void
destroySession(const NodeSessionPrx& session) const
{
_manager.destroySession(session);
}
virtual bool
keepAlive(const NodeSessionPrx& session) const
{
return _manager.keepAlive(session);
}
private:
NodeSessionManager& _manager;
};
typedef IceUtil::Handle<Thread> ThreadPtr;
friend class Thread;
NodeSessionPrx createSession(const InternalRegistryPrx&, IceUtil::Time&) const;
void destroySession(const NodeSessionPrx&) const;
bool keepAlive(const NodeSessionPrx&) const;
const NodeIPtr _node;
ThreadPtr _thread;
QueryPrx _query;
InternalRegistryPrx _master;
unsigned long _serial;
bool _destroyed;
typedef std::map<Ice::Identity, NodeSessionKeepAliveThreadPtr> NodeSessionMap;
NodeSessionMap _sessions;
};
}
#endif
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