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// **********************************************************************
//
// Copyright (c) 2003-2015 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 ICEGRID_TOPICS_H
#define ICEGRID_TOPICS_H
#include <IceUtil/Mutex.h>
#include <IceStorm/IceStorm.h>
#include <IceGrid/Internal.h>
#include <IceGrid/Registry.h>
#include <set>
namespace IceGrid
{
class ObserverTopic : public IceUtil::Monitor<IceUtil::Mutex>, virtual public Ice::Object
{
public:
ObserverTopic(const IceStorm::TopicManagerPrx&, const std::string&, Ice::Long = 0);
virtual ~ObserverTopic();
int subscribe(const Ice::ObjectPrx&, const std::string& = std::string());
void unsubscribe(const Ice::ObjectPrx&, const std::string& = std::string());
void destroy();
void receivedUpdate(const std::string&, int, const std::string&);
virtual void initObserver(const Ice::ObjectPrx&) = 0;
void waitForSyncedSubscribers(int, const std::string& = std::string());
int getSerial() const;
protected:
void addExpectedUpdate(int, const std::string& = std::string());
void waitForSyncedSubscribersNoSync(int, const std::string& = std::string());
void updateSerial(Ice::Long = 0);
Ice::Context getContext(int, Ice::Long = 0) const;
template<typename T> std::vector<T> getPublishers() const
{
std::vector<T> publishers;
for(std::vector<Ice::ObjectPrx>::const_iterator p = _basePublishers.begin(); p != _basePublishers.end(); ++p)
{
publishers.push_back(T::uncheckedCast(*p));
}
return publishers;
}
Ice::LoggerPtr _logger;
std::map<Ice::EncodingVersion, IceStorm::TopicPrx> _topics;
std::vector<Ice::ObjectPrx> _basePublishers;
int _serial;
Ice::Long _dbSerial;
std::set<std::string> _syncSubscribers;
std::map<int, std::set<std::string> > _waitForUpdates;
std::map<int, std::map<std::string, std::string> > _updateFailures;
};
typedef IceUtil::Handle<ObserverTopic> ObserverTopicPtr;
class RegistryObserverTopic : public ObserverTopic
{
public:
RegistryObserverTopic(const IceStorm::TopicManagerPrx&);
void registryUp(const RegistryInfo&);
void registryDown(const std::string&);
virtual void initObserver(const Ice::ObjectPrx&);
private:
std::vector<RegistryObserverPrx> _publishers;
std::map<std::string, RegistryInfo> _registries;
};
typedef IceUtil::Handle<RegistryObserverTopic> RegistryObserverTopicPtr;
class NodeObserverTopic : public ObserverTopic, public NodeObserver
{
public:
NodeObserverTopic(const IceStorm::TopicManagerPrx&, const Ice::ObjectAdapterPtr&);
virtual void nodeInit(const NodeDynamicInfoSeq&, const Ice::Current&);
virtual void nodeUp(const NodeDynamicInfo&, const Ice::Current&);
virtual void nodeDown(const std::string&, const Ice::Current&);
virtual void updateServer(const std::string&, const ServerDynamicInfo&, const Ice::Current&);
virtual void updateAdapter(const std::string&, const AdapterDynamicInfo&, const Ice::Current&);
const NodeObserverPrx& getPublisher() { return _externalPublisher; }
void nodeDown(const std::string&);
virtual void initObserver(const Ice::ObjectPrx&);
private:
const NodeObserverPrx _externalPublisher;
std::vector<NodeObserverPrx> _publishers;
std::map<std::string, NodeDynamicInfo> _nodes;
};
typedef IceUtil::Handle<NodeObserverTopic> NodeObserverTopicPtr;
class ApplicationObserverTopic : public ObserverTopic
{
public:
ApplicationObserverTopic(const IceStorm::TopicManagerPrx&, const std::map<std::string, ApplicationInfo>&, Ice::Long);
int applicationInit(Ice::Long, const ApplicationInfoSeq&);
int applicationAdded(Ice::Long, const ApplicationInfo&);
int applicationRemoved(Ice::Long, const std::string&);
int applicationUpdated(Ice::Long, const ApplicationUpdateInfo&);
virtual void initObserver(const Ice::ObjectPrx&);
private:
std::vector<ApplicationObserverPrx> _publishers;
std::map<std::string, ApplicationInfo> _applications;
};
typedef IceUtil::Handle<ApplicationObserverTopic> ApplicationObserverTopicPtr;
class AdapterObserverTopic : public ObserverTopic
{
public:
AdapterObserverTopic(const IceStorm::TopicManagerPrx&, const std::map<std::string, AdapterInfo>&, Ice::Long);
int adapterInit(Ice::Long, const AdapterInfoSeq&);
int adapterAdded(Ice::Long, const AdapterInfo&);
int adapterUpdated(Ice::Long, const AdapterInfo&);
int adapterRemoved(Ice::Long, const std::string&);
virtual void initObserver(const Ice::ObjectPrx&);
private:
std::vector<AdapterObserverPrx> _publishers;
std::map<std::string, AdapterInfo> _adapters;
};
typedef IceUtil::Handle<AdapterObserverTopic> AdapterObserverTopicPtr;
class ObjectObserverTopic : public ObserverTopic
{
public:
ObjectObserverTopic(const IceStorm::TopicManagerPrx&, const std::map<Ice::Identity, ObjectInfo>&, Ice::Long);
int objectInit(Ice::Long, const ObjectInfoSeq&);
int objectAdded(Ice::Long, const ObjectInfo&);
int objectUpdated(Ice::Long, const ObjectInfo&);
int objectRemoved(Ice::Long, const Ice::Identity&);
int wellKnownObjectsAddedOrUpdated(const ObjectInfoSeq&);
int wellKnownObjectsRemoved(const ObjectInfoSeq&);
virtual void initObserver(const Ice::ObjectPrx&);
private:
std::vector<ObjectObserverPrx> _publishers;
std::map<Ice::Identity, ObjectInfo> _objects;
};
typedef IceUtil::Handle<ObjectObserverTopic> ObjectObserverTopicPtr;
};
#endif
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