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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.
//
// **********************************************************************
#include <Ice/Ice.h>
#include <IceGrid/ReplicaSessionI.h>
#include <IceGrid/Database.h>
#include <IceGrid/WellKnownObjectsManager.h>
using namespace std;
using namespace IceGrid;
ReplicaSessionI::ReplicaSessionI(const DatabasePtr& database,
const WellKnownObjectsManagerPtr& wellKnownObjects,
const string& name,
const RegistryInfo& info,
const InternalRegistryPrx& proxy,
int timeout) :
_database(database),
_wellKnownObjects(wellKnownObjects),
_traceLevels(database->getTraceLevels()),
_name(name),
_internalRegistry(InternalRegistryPrx::uncheckedCast(proxy->ice_timeout(timeout * 1000))),
_info(info),
_timeout(timeout),
_timestamp(IceUtil::Time::now()),
_destroy(false)
{
__setNoDelete(true);
try
{
_database->addReplica(name, this);
}
catch(...)
{
__setNoDelete(false);
throw;
}
__setNoDelete(false);
}
void
ReplicaSessionI::keepAlive(const Ice::Current& current)
{
Lock sync(*this);
if(_destroy)
{
throw Ice::ObjectNotExistException(__FILE__, __LINE__);
}
_timestamp = IceUtil::Time::now();
if(_traceLevels->replica > 2)
{
Ice::Trace out(_traceLevels->logger, _traceLevels->replicaCat);
out << "replica `" << _name << "' keep alive ";
}
}
int
ReplicaSessionI::getTimeout(const Ice::Current& current) const
{
return _timeout;
}
void
ReplicaSessionI::setDatabaseObserver(const DatabaseObserverPrx& observer, const Ice::Current& current)
{
Lock sync(*this);
if(_destroy)
{
throw Ice::ObjectNotExistException(__FILE__, __LINE__);
}
_observer = observer;
_database->getObserverTopic(ApplicationObserverTopicName)->subscribe(_observer, _name);
_database->getObserverTopic(AdapterObserverTopicName)->subscribe(_observer, _name);
_database->getObserverTopic(ObjectObserverTopicName)->subscribe(_observer, _name);
}
void
ReplicaSessionI::setEndpoints(const StringObjectProxyDict& endpoints, const Ice::Current& current)
{
{
Lock sync(*this);
if(_destroy)
{
throw Ice::ObjectNotExistException(__FILE__, __LINE__);
}
_replicaEndpoints = endpoints;
}
_wellKnownObjects->updateReplicatedWellKnownObjects();
}
void
ReplicaSessionI::registerWellKnownObjects(const ObjectInfoSeq& objects, const Ice::Current& current)
{
int serial;
{
Lock sync(*this);
if(_destroy)
{
throw Ice::ObjectNotExistException(__FILE__, __LINE__);
}
_replicaWellKnownObjects = objects;
serial = _database->addOrUpdateObjectsInDatabase(objects);
}
_database->getObserverTopic(ObjectObserverTopicName)->waitForSyncedSubscribers(serial, _name);
}
void
ReplicaSessionI::setAdapterDirectProxy(const string& adapterId,
const string& replicaGroupId,
const Ice::ObjectPrx& proxy,
const Ice::Current&)
{
_database->setAdapterDirectProxy(adapterId, replicaGroupId, proxy);
}
void
ReplicaSessionI::receivedUpdate(TopicName topic, int serial, const string& failure, const Ice::Current&)
{
_database->replicaReceivedUpdate(_name, topic, serial, failure);
}
void
ReplicaSessionI::destroy(const Ice::Current& current)
{
bool shutdown = !current.adapter;
{
Lock sync(*this);
if(_destroy)
{
throw Ice::ObjectNotExistException(__FILE__, __LINE__);
}
_destroy = true;
}
if(_observer)
{
_database->getObserverTopic(ApplicationObserverTopicName)->unsubscribe(_observer, _name);
_database->getObserverTopic(AdapterObserverTopicName)->unsubscribe(_observer, _name);
_database->getObserverTopic(ObjectObserverTopicName)->unsubscribe(_observer, _name);
}
if(!_replicaWellKnownObjects.empty())
{
_database->removeObjectsInDatabase(_replicaWellKnownObjects);
if(shutdown)
{
ObjectInfo info;
info.type = InternalRegistry::ice_staticId();
info.proxy = _internalRegistry;
_database->addObject(info, true);
}
}
if(!shutdown)
{
cerr << "updating well known objects " << _name << endl;
_wellKnownObjects->updateReplicatedWellKnownObjects(); // No need to update these if we're shutting down.
}
cerr << "removing replica " << _name << endl;
_database->removeReplica(_name, this, shutdown);
if(current.adapter)
{
try
{
current.adapter->remove(current.id);
}
catch(const Ice::ObjectAdapterDeactivatedException&)
{
}
}
}
IceUtil::Time
ReplicaSessionI::timestamp() const
{
Lock sync(*this);
if(_destroy)
{
throw Ice::ObjectNotExistException(__FILE__, __LINE__);
}
return _timestamp;
}
Ice::ObjectPrx
ReplicaSessionI::getEndpoint(const std::string& name)
{
Lock sync(*this);
if(_destroy)
{
return 0;
}
return _replicaEndpoints[name];
}
bool
ReplicaSessionI::isDestroyed() const
{
Lock sync(*this);
return _destroy;
}
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