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// **********************************************************************
//
// Copyright (c) 2003-2014 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 REQUEST_H
#define REQUEST_H
#include <IceUtil/Thread.h>
#include <IceUtil/Monitor.h>
#include <Ice/Ice.h>
#include <Glacier2/Instrumentation.h>
#include <deque>
namespace Glacier2
{
class Instance;
typedef IceUtil::Handle<Instance> InstancePtr;
class Request;
typedef IceUtil::Handle<Request> RequestPtr;
class RequestQueueThread;
typedef IceUtil::Handle<RequestQueueThread> RequestQueueThreadPtr;
class Request : public Ice::LocalObject
{
public:
Request(const Ice::ObjectPrx&, const std::pair<const Ice::Byte*, const Ice::Byte*>&, const Ice::Current&, bool,
const Ice::Context&, const Ice::AMD_Object_ice_invokePtr&);
Ice::AsyncResultPtr invoke(const Ice::Callback_Object_ice_invokePtr& callback);
bool override(const RequestPtr&) const;
const Ice::ObjectPrx& getProxy() const { return _proxy; }
bool hasOverride() const { return !_override.empty(); }
private:
friend class RequestQueue;
void response(bool, const std::pair<const Ice::Byte*, const Ice::Byte*>&);
void exception(const Ice::Exception&);
void queued();
const Ice::ObjectPrx _proxy;
const Ice::ByteSeq _inParams;
const Ice::Current _current;
const bool _forwardContext;
const Ice::Context _sslContext;
const std::string _override;
const Ice::AMD_Object_ice_invokePtr _amdCB;
};
class RequestQueue : public IceUtil::Mutex, public IceUtil::Shared
{
public:
RequestQueue(const RequestQueueThreadPtr&, const InstancePtr&, const Ice::ConnectionPtr&);
bool addRequest(const RequestPtr&);
void flushRequests(std::set<Ice::ObjectPrx>&);
void destroy();
void updateObserver(const Glacier2::Instrumentation::SessionObserverPtr&);
private:
void destroyInternal();
void flush();
void flush(std::set<Ice::ObjectPrx>&);
void response(bool, const std::pair<const Ice::Byte*, const Ice::Byte*>&, const RequestPtr&);
void exception(const Ice::Exception&, const RequestPtr&);
void sent(bool, const RequestPtr&);
const RequestQueueThreadPtr _requestQueueThread;
const InstancePtr _instance;
const Ice::ConnectionPtr _connection;
const Ice::Callback_Object_ice_invokePtr _callback;
const Ice::Callback_Connection_flushBatchRequestsPtr _flushCallback;
std::deque<RequestPtr> _requests;
bool _pendingSend;
RequestPtr _pendingSendRequest;
bool _destroyed;
Glacier2::Instrumentation::SessionObserverPtr _observer;
};
typedef IceUtil::Handle<RequestQueue> RequestQueuePtr;
class RequestQueueThread : public IceUtil::Thread, public IceUtil::Monitor<IceUtil::Mutex>
{
public:
RequestQueueThread(const IceUtil::Time&);
virtual ~RequestQueueThread();
void flushRequestQueue(const RequestQueuePtr&);
void destroy();
virtual void run();
private:
const IceUtil::Time _sleepTime;
bool _destroy;
bool _sleep;
IceUtil::Time _sleepDuration;
std::vector<RequestQueuePtr> _queues;
};
}
#endif
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