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// **********************************************************************
//
// Copyright (c) 2003-2005 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/ObserverSessionI.h>
#include <IceGrid/Database.h>
using namespace std;
using namespace IceGrid;
ObserverSessionI::ObserverSessionI(const string& userId,
const DatabasePtr& database,
RegistryObserverTopic& registryObserverTopic,
NodeObserverTopic& nodeObserverTopic) :
_userId(userId),
_destroyed(false),
_database(database),
_registryObserverTopic(registryObserverTopic),
_nodeObserverTopic(nodeObserverTopic)
{
}
void
ObserverSessionI::setObservers(const RegistryObserverPrx& registryObserver,
const NodeObserverPrx& nodeObserver,
const Ice::Current& current)
{
Lock sync(*this);
if(_destroyed)
{
Ice::ObjectNotExistException ex(__FILE__, __LINE__);
ex.id = current.id;
throw ex;
}
_registryObserver = registryObserver;
_nodeObserver = nodeObserver;
//
// Subscribe to the topics.
//
_registryObserverTopic.subscribe(_registryObserver);
_nodeObserverTopic.subscribe(_nodeObserver);
}
void
ObserverSessionI::setObserversByIdentity(const Ice::Identity& registryObserver,
const Ice::Identity& nodeObserver,
const Ice::Current& current)
{
Lock sync(*this);
if(_destroyed)
{
Ice::ObjectNotExistException ex(__FILE__, __LINE__);
ex.id = current.id;
throw ex;
}
_registryObserver = RegistryObserverPrx::uncheckedCast(current.con->createProxy(registryObserver));
_nodeObserver = NodeObserverPrx::uncheckedCast(current.con->createProxy(nodeObserver));
//
// Subscribe to the topics.
//
_registryObserverTopic.subscribe(_registryObserver);
_nodeObserverTopic.subscribe(_nodeObserver);
}
void
ObserverSessionI::startUpdate(int serial, const Ice::Current&)
{
Lock sync(*this);
_database->lock(serial, this, _userId);
_updating = true;
}
void
ObserverSessionI::updateApplication(const ApplicationUpdateDescriptor& update, const Ice::Current&)
{
Lock sync(*this);
if(!_updating)
{
throw AccessDenied();
}
_database->updateApplicationDescriptor(this, update);
}
void
ObserverSessionI::finishUpdate(const Ice::Current&)
{
Lock sync(*this);
if(!_updating)
{
throw AccessDenied();
}
_database->unlock(this);
}
void
ObserverSessionI::destroy(const Ice::Current&)
{
//
// Unsubscribe from the topics.
//
_registryObserverTopic.unsubscribe(_registryObserver);
_nodeObserverTopic.unsubscribe(_nodeObserver);
}
LocalObserverSessionI::LocalObserverSessionI(const string& userId,
const DatabasePtr& database,
RegistryObserverTopic& registryObserverTopic,
NodeObserverTopic& nodeObserverTopic) :
ObserverSessionI(userId, database, registryObserverTopic, nodeObserverTopic),
_timestamp(IceUtil::Time::now())
{
}
void
LocalObserverSessionI::keepAlive(const Ice::Current& current)
{
Lock sync(*this);
if(_destroyed)
{
Ice::ObjectNotExistException ex(__FILE__, __LINE__);
ex.id = current.id;
throw ex;
}
_timestamp = IceUtil::Time::now();
}
IceUtil::Time
LocalObserverSessionI::timestamp() const
{
Lock sync(*this);
return _timestamp;
}
Glacier2ObserverSessionI::Glacier2ObserverSessionI(const string& userId,
const DatabasePtr& database,
RegistryObserverTopic& registryObserverTopic,
NodeObserverTopic& nodeObserverTopic) :
ObserverSessionI(userId, database, registryObserverTopic, nodeObserverTopic)
{
}
void
Glacier2ObserverSessionI::keepAlive(const Ice::Current&)
{
}
IceUtil::Time
Glacier2ObserverSessionI::timestamp() const
{
return IceUtil::Time();
}
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