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// **********************************************************************
//
// Copyright (c) 2003-2007 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/ConnectionMonitor.h>
#include <Ice/ConnectionI.h>
#include <Ice/LocalException.h>
#include <Ice/LoggerUtil.h>
#include <Ice/Instance.h>
using namespace std;
using namespace Ice;
using namespace IceInternal;
IceUtil::Shared* IceInternal::upCast(ConnectionMonitor* p) { return p; }
void
IceInternal::ConnectionMonitor::destroy()
{
IceUtil::Mutex::Lock sync(*this);
assert(_instance);
_instance = 0;
_connections.clear();
}
void
IceInternal::ConnectionMonitor::add(const ConnectionIPtr& connection)
{
IceUtil::Mutex::Lock sync(*this);
assert(_instance);
_connections.insert(connection);
}
void
IceInternal::ConnectionMonitor::remove(const ConnectionIPtr& connection)
{
IceUtil::Mutex::Lock sync(*this);
assert(_instance);
_connections.erase(connection);
}
IceInternal::ConnectionMonitor::ConnectionMonitor(const InstancePtr& instance, int interval) :
_instance(instance)
{
assert(interval > 0);
__setNoDelete(true);
try
{
instance->timer()->scheduleRepeated(this, IceUtil::Time::seconds(interval));
}
catch(...)
{
__setNoDelete(false);
throw;
}
__setNoDelete(false);
}
IceInternal::ConnectionMonitor::~ConnectionMonitor()
{
assert(!_instance);
assert(_connections.empty());
}
void
IceInternal::ConnectionMonitor::runTimerTask()
{
set<ConnectionIPtr> connections;
{
IceUtil::Mutex::Lock sync(*this);
if(!_instance)
{
return;
}
connections = _connections;
}
//
// Monitor connections outside the thread synchronization, so
// that connections can be added or removed during monitoring.
//
for(set<ConnectionIPtr>::const_iterator p = connections.begin(); p != connections.end(); ++p)
{
try
{
(*p)->monitor();
}
catch(const Exception& ex)
{
IceUtil::Mutex::Lock sync(*this);
if(!_instance)
{
return;
}
Error out(_instance->initializationData().logger);
out << "exception in connection monitor:\n" << ex;
}
catch(...)
{
IceUtil::Mutex::Lock sync(*this);
if(!_instance)
{
return;
}
Error out(_instance->initializationData().logger);
out << "unknown exception in connection monitor";
}
}
}
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