Пример #1
0
        //
        // Only for use by Ice.CommunicatorI
        //
        public Instance(Ice.Communicator communicator, Ice.InitializationData initData)
        {
            _state = StateActive;
            _initData = initData;
                
            try
            {
                if(_initData.properties == null)
                {
                    _initData.properties = Ice.Util.createProperties();
                }
#if !SILVERLIGHT && !UNITY
                lock(_staticLock)
                {
                    if(!_oneOffDone)
                    {
                        string stdOut = _initData.properties.getProperty("Ice.StdOut");
                        string stdErr = _initData.properties.getProperty("Ice.StdErr");
                        
                        System.IO.StreamWriter outStream = null;
                        
                        if(stdOut.Length > 0)
                        {
                            try
                            {                       
                                outStream = System.IO.File.AppendText(stdOut);
                            }
                            catch(System.IO.IOException ex)
                            {
                                Ice.FileException fe = new Ice.FileException(ex);
                                fe.path = stdOut;
                                throw fe;       
                            }
                            outStream.AutoFlush = true;
                            System.Console.Out.Close();
                            System.Console.SetOut(outStream);
                        }
                        if(stdErr.Length > 0)
                        {
                            if(stdErr.Equals(stdOut))
                            {
                                System.Console.SetError(outStream); 
                            }
                            else
                            {
                                System.IO.StreamWriter errStream = null;
                                try
                                {
                                    errStream = System.IO.File.AppendText(stdErr);
                                }
                                catch(System.IO.IOException ex)
                                {
                                    Ice.FileException fe = new Ice.FileException(ex);
                                    fe.path = stdErr;
                                    throw fe;   
                                }
                                errStream.AutoFlush = true;
                                System.Console.Error.Close();
                                System.Console.SetError(errStream);
                            }
                        }

                        _oneOffDone = true;
                    }
                }
#endif

                if(_initData.logger == null)
                {
#if !SILVERLIGHT && !UNITY
                    string logfile = _initData.properties.getProperty("Ice.LogFile");
                    if(_initData.properties.getPropertyAsInt("Ice.UseSyslog") > 0 &&
                       AssemblyUtil.platform_ != AssemblyUtil.Platform.Windows)
                    {
                        if(logfile.Length != 0)
                        {
                            throw new Ice.InitializationException("Ice.LogFile and Ice.UseSyslog cannot both be set.");
                        }
                        _initData.logger = new Ice.SysLoggerI(_initData.properties.getProperty("Ice.ProgramName"),
                            _initData.properties.getPropertyWithDefault("Ice.SyslogFacility", "LOG_USER"));
                    }
                    else if(logfile.Length != 0) 
                    {
                        
                        _initData.logger =
                            new Ice.FileLoggerI(_initData.properties.getProperty("Ice.ProgramName"), logfile);
                    }
                    else if(Ice.Util.getProcessLogger() is Ice.LoggerI)
                    {
                        //
                        // Ice.ConsoleListener is enabled by default.
                        //
#  if COMPACT
                        _initData.logger = 
                            new Ice.ConsoleLoggerI(_initData.properties.getProperty("Ice.ProgramName"));
#  else
                        bool console = 
                            _initData.properties.getPropertyAsIntWithDefault("Ice.ConsoleListener", 1) == 1;
                        _initData.logger =
                            new Ice.TraceLoggerI(_initData.properties.getProperty("Ice.ProgramName"), console);
#  endif
                    }
#else
                    if(Ice.Util.getProcessLogger() is Ice.LoggerI)
                    {
                        _initData.logger = 
                            new Ice.ConsoleLoggerI(_initData.properties.getProperty("Ice.ProgramName"));
                    }
#endif
                    else
                    {
                        _initData.logger = Ice.Util.getProcessLogger();
                    }
                }
                
                _traceLevels = new TraceLevels(_initData.properties);
                
                _defaultsAndOverrides = new DefaultsAndOverrides(_initData.properties);

#if COMPACT || SILVERLIGHT
                char[] separators = { ' ', '\t', '\n', '\r' };
                _factoryAssemblies = _initData.properties.getProperty("Ice.FactoryAssemblies").Split(separators);
#endif
                {
                    const int defaultMessageSizeMax = 1024;
                    int num = 
                        _initData.properties.getPropertyAsIntWithDefault("Ice.MessageSizeMax", defaultMessageSizeMax);
                    if(num < 1)
                    {
                        _messageSizeMax = defaultMessageSizeMax * 1024; // Ignore non-sensical values.
                    }
                    else if(num > 0x7fffffff / 1024)
                    {
                        _messageSizeMax = 0x7fffffff;
                    }
                    else
                    {
                        _messageSizeMax = num * 1024; // Property is in kilobytes, _messageSizeMax in bytes
                    }
                }
                
                //
                // Client ACM enabled by default. Server ACM disabled by default.
                //
                _clientACM = _initData.properties.getPropertyAsIntWithDefault("Ice.ACM.Client", 60);
                _serverACM = _initData.properties.getPropertyAsInt("Ice.ACM.Server");

                _implicitContext = Ice.ImplicitContextI.create(_initData.properties.getProperty("Ice.ImplicitContext"));
                _routerManager = new RouterManager();
                
                _locatorManager = new LocatorManager(_initData.properties);
                
                _referenceFactory = new ReferenceFactory(this, communicator);
                
                _proxyFactory = new ProxyFactory(this);
                
                bool ipv4 = _initData.properties.getPropertyAsIntWithDefault("Ice.IPv4", 1) > 0;
                bool ipv6 = _initData.properties.getPropertyAsIntWithDefault("Ice.IPv6", 1) > 0;
                if(!ipv4 && !ipv6)
                {
                    throw new Ice.InitializationException("Both IPV4 and IPv6 support cannot be disabled.");
                }
                else if(ipv4 && ipv6)
                {
                    _protocolSupport = Network.EnableBoth;
                }
                else if(ipv4)
                {
                    _protocolSupport = Network.EnableIPv4;
                }
                else
                {
                    _protocolSupport = Network.EnableIPv6;
                }
                _preferIPv6 = _initData.properties.getPropertyAsInt("Ice.PreferIPv6Address") > 0;
                _endpointFactoryManager = new EndpointFactoryManager(this);
                EndpointFactory tcpEndpointFactory = new TcpEndpointFactory(this);
                _endpointFactoryManager.add(tcpEndpointFactory);
                EndpointFactory udpEndpointFactory = new UdpEndpointFactory(this);
                _endpointFactoryManager.add(udpEndpointFactory);

#if !SILVERLIGHT
                _pluginManager = new Ice.PluginManagerI(communicator);
#endif

                _outgoingConnectionFactory = new OutgoingConnectionFactory(communicator, this);
                
                _servantFactoryManager = new ObjectFactoryManager();
                
                _objectAdapterFactory = new ObjectAdapterFactory(this, communicator);
                
                _retryQueue = new RetryQueue(this);

                string[] facetFilter = _initData.properties.getPropertyAsList("Ice.Admin.Facets");
                if(facetFilter.Length > 0)
                {
                    foreach(string s in facetFilter)
                    {
                        _adminFacetFilter.Add(s);
                    }
                }

                _adminFacets.Add("Process", new ProcessI(communicator));

                MetricsAdminI admin = new MetricsAdminI(_initData.properties, _initData.logger);
                _adminFacets.Add("Metrics", admin);
                
                PropertiesAdminI props = new PropertiesAdminI("Properties", _initData.properties, _initData.logger);
                _adminFacets.Add("Properties", props);

                //
                // Setup the communicator observer only if the user didn't already set an
                // Ice observer resolver and if the admininistrative endpoints are set.
                //
                if(_initData.observer == null && 
                   (_adminFacetFilter.Count == 0 || _adminFacetFilter.Contains("Metrics")) &&
                   _initData.properties.getProperty("Ice.Admin.Endpoints").Length > 0)
                {
                    CommunicatorObserverI observer = new CommunicatorObserverI(admin);
                    _initData.observer = observer;

                    //
                    // Make sure the admin plugin receives property updates.
                    //
                    props.addUpdateCallback(admin);
                }
            }
Пример #2
0
        private TraceLevels _traceLevels; // Immutable, not reset by destroy().

        #endregion Fields

        #region Constructors

        //
        // Only for use by Ice.CommunicatorI
        //
        public Instance(Ice.Communicator communicator, Ice.InitializationData initData)
        {
            _state = StateActive;
            _initData = initData;

            try
            {
                if(_initData.properties == null)
                {
                    _initData.properties = Ice.Util.createProperties();
                }

                lock(_staticLock)
                {
                    if(!_oneOffDone)
                    {
                        string stdOut = _initData.properties.getProperty("Ice.StdOut");
                        string stdErr = _initData.properties.getProperty("Ice.StdErr");

                        System.IO.StreamWriter outStream = null;

                        if(stdOut.Length > 0)
                        {
                            try
                            {
                                outStream = System.IO.File.AppendText(stdOut);
                            }
                            catch(System.IO.IOException ex)
                            {
                                Ice.FileException fe = new Ice.FileException(ex);
                                fe.path = stdOut;
                                throw fe;
                            }
                            outStream.AutoFlush = true;
                            System.Console.Out.Close();
                            System.Console.SetOut(outStream);
                        }
                        if(stdErr.Length > 0)
                        {
                            if(stdErr.Equals(stdOut))
                            {
                                System.Console.SetError(outStream);
                            }
                            else
                            {
                                System.IO.StreamWriter errStream = null;
                                try
                                {
                                    errStream = System.IO.File.AppendText(stdErr);
                                }
                                catch(System.IO.IOException ex)
                                {
                                    Ice.FileException fe = new Ice.FileException(ex);
                                    fe.path = stdErr;
                                    throw fe;
                                }
                                errStream.AutoFlush = true;
                                System.Console.Error.Close();
                                System.Console.SetError(errStream);
                            }
                        }

                        _oneOffDone = true;
                    }
                }

                if(_initData.logger == null)
                {
                    string logfile = _initData.properties.getProperty("Ice.LogFile");
                    if(_initData.properties.getPropertyAsInt("Ice.UseSyslog") > 0)
                    {
                        if(logfile.Length != 0)
                        {
                            throw new Ice.InitializationException("Ice.LogFile and Ice.UseSyslog cannot both be set.");
                        }
                        _initData.logger = new Ice.SysLoggerI(_initData.properties.getProperty("Ice.ProgramName"),
                            _initData.properties.getPropertyWithDefault("Ice.SyslogFacility", "LOG_USER"));
                    }
                    else if(logfile.Length != 0 || Ice.Util.getProcessLogger() is Ice.LoggerI)
                    {
                        //
                        // Ice.ConsoleListener is enabled by default unless Ice.LogFile is set.
                        //
                        bool console =
                            _initData.properties.getPropertyAsIntWithDefault("Ice.ConsoleListener",
                                                                             logfile.Length == 0 ? 1 : 0) > 0;
                        _initData.logger =
                            new Ice.TraceLoggerI(_initData.properties.getProperty("Ice.ProgramName"), logfile, console);
                    }
                    else
                    {
                        _initData.logger = Ice.Util.getProcessLogger();
                    }
                }

                _traceLevels = new TraceLevels(_initData.properties);

                _defaultsAndOverrides = new DefaultsAndOverrides(_initData.properties);

            #if COMPACT
                _factoryAssemblies = _initData.properties.getPropertyAsList("Ice.FactoryAssemblies");
            #endif

                {
                    const int defaultMessageSizeMax = 1024;
                    int num =
                        _initData.properties.getPropertyAsIntWithDefault("Ice.MessageSizeMax", defaultMessageSizeMax);
                    if(num < 1)
                    {
                        _messageSizeMax = defaultMessageSizeMax * 1024; // Ignore non-sensical values.
                    }
                    else if(num > 0x7fffffff / 1024)
                    {
                        _messageSizeMax = 0x7fffffff;
                    }
                    else
                    {
                        _messageSizeMax = num * 1024; // Property is in kilobytes, _messageSizeMax in bytes
                    }
                }

                //
                // Client ACM enabled by default. Server ACM disabled by default.
                //
                _clientACM = _initData.properties.getPropertyAsIntWithDefault("Ice.ACM.Client", 60);
                _serverACM = _initData.properties.getPropertyAsInt("Ice.ACM.Server");

                _implicitContext = Ice.ImplicitContextI.create(_initData.properties.getProperty("Ice.ImplicitContext"));
                _routerManager = new RouterManager();

                _locatorManager = new LocatorManager(_initData.properties);

                _referenceFactory = new ReferenceFactory(this, communicator);

                _proxyFactory = new ProxyFactory(this);

                bool ipv4 = _initData.properties.getPropertyAsIntWithDefault("Ice.IPv4", 1) > 0;
                bool ipv6 = _initData.properties.getPropertyAsIntWithDefault("Ice.IPv6", 0) > 0;
                if(!ipv4 && !ipv6)
                {
                    throw new Ice.InitializationException("Both IPV4 and IPv6 support cannot be disabled.");
                }
                else if(ipv4 && ipv6)
                {
                    _protocolSupport = Network.EnableBoth;
                }
                else if(ipv4)
                {
                    _protocolSupport = Network.EnableIPv4;
                }
                else
                {
                    _protocolSupport = Network.EnableIPv6;
                }
                _endpointFactoryManager = new EndpointFactoryManager(this);
                EndpointFactory tcpEndpointFactory = new TcpEndpointFactory(this);
                _endpointFactoryManager.add(tcpEndpointFactory);
                EndpointFactory udpEndpointFactory = new UdpEndpointFactory(this);
                _endpointFactoryManager.add(udpEndpointFactory);

                _pluginManager = new Ice.PluginManagerI(communicator);

                _outgoingConnectionFactory = new OutgoingConnectionFactory(this);

                _servantFactoryManager = new ObjectFactoryManager();

                _objectAdapterFactory = new ObjectAdapterFactory(this, communicator);

                _retryQueue = new RetryQueue(this);

                string[] facetFilter = _initData.properties.getPropertyAsList("Ice.Admin.Facets");
                if(facetFilter.Length > 0)
                {
                    foreach(string s in facetFilter)
                    {
                        _adminFacetFilter.Add(s);
                    }
                }
                _adminFacets.Add("Properties", new PropertiesAdminI(_initData.properties));
                _adminFacets.Add("Process", new ProcessI(communicator));
            }
            catch(Ice.LocalException)
            {
                destroy();
                throw;
            }
        }
Пример #3
0
        //
        // Only for use by Ice.CommunicatorI
        //
        public Instance(Ice.Communicator communicator, Ice.InitializationData initData)
        {
            _state = StateActive;
            _initData = initData;

            try
            {
                if(_initData.properties == null)
                {
                    _initData.properties = Ice.Util.createProperties();
                }
#if !SILVERLIGHT && !UNITY
                lock(_staticLock)
                {
                    if(!_oneOfDone)
                    {
                        string stdOut = _initData.properties.getProperty("Ice.StdOut");
                        string stdErr = _initData.properties.getProperty("Ice.StdErr");

                        System.IO.StreamWriter outStream = null;

                        if(stdOut.Length > 0)
                        {
                            try
                            {
                                outStream = System.IO.File.AppendText(stdOut);
                            }
                            catch(System.IO.IOException ex)
                            {
                                Ice.FileException fe = new Ice.FileException(ex);
                                fe.path = stdOut;
                                throw fe;
                            }
                            outStream.AutoFlush = true;
                            System.Console.Out.Close();
                            System.Console.SetOut(outStream);
                        }
                        if(stdErr.Length > 0)
                        {
                            if(stdErr.Equals(stdOut))
                            {
                                System.Console.SetError(outStream);
                            }
                            else
                            {
                                System.IO.StreamWriter errStream = null;
                                try
                                {
                                    errStream = System.IO.File.AppendText(stdErr);
                                }
                                catch(System.IO.IOException ex)
                                {
                                    Ice.FileException fe = new Ice.FileException(ex);
                                    fe.path = stdErr;
                                    throw fe;
                                }
                                errStream.AutoFlush = true;
                                System.Console.Error.Close();
                                System.Console.SetError(errStream);
                            }
                        }

                        _oneOfDone = true;
                    }
                }
#endif

                if(_initData.logger == null)
                {
#if !SILVERLIGHT && !UNITY
                    string logfile = _initData.properties.getProperty("Ice.LogFile");
                    if(_initData.properties.getPropertyAsInt("Ice.UseSyslog") > 0 &&
                       AssemblyUtil.platform_ != AssemblyUtil.Platform.Windows)
                    {
                        if(logfile.Length != 0)
                        {
                            throw new Ice.InitializationException("Ice.LogFile and Ice.UseSyslog cannot both be set.");
                        }
                        _initData.logger = new Ice.SysLoggerI(_initData.properties.getProperty("Ice.ProgramName"),
                            _initData.properties.getPropertyWithDefault("Ice.SyslogFacility", "LOG_USER"));
                    }
                    else if(logfile.Length != 0)
                    {

                        _initData.logger =
                            new Ice.FileLoggerI(_initData.properties.getProperty("Ice.ProgramName"), logfile);
                    }
                    else if(Ice.Util.getProcessLogger() is Ice.LoggerI)
                    {
                        //
                        // Ice.ConsoleListener is enabled by default.
                        //
#  if COMPACT
                        _initData.logger =
                            new Ice.ConsoleLoggerI(_initData.properties.getProperty("Ice.ProgramName"));
#  else
                        bool console =
                            _initData.properties.getPropertyAsIntWithDefault("Ice.ConsoleListener", 1) > 0;
                        _initData.logger =
                            new Ice.TraceLoggerI(_initData.properties.getProperty("Ice.ProgramName"), console);
#  endif
                    }
#else
                    if(Ice.Util.getProcessLogger() is Ice.LoggerI)
                    {
                        _initData.logger =
                            new Ice.ConsoleLoggerI(_initData.properties.getProperty("Ice.ProgramName"));
                    }
#endif
                    else
                    {
                        _initData.logger = Ice.Util.getProcessLogger();
                    }
                }

                _traceLevels = new TraceLevels(_initData.properties);

                _defaultsAndOverrides = new DefaultsAndOverrides(_initData.properties, _initData.logger);

                _clientACM = new ACMConfig(_initData.properties,
                                           _initData.logger,
                                           "Ice.ACM.Client",
                                           new ACMConfig(_initData.properties, _initData.logger, "Ice.ACM",
                                                         new ACMConfig(false)));

                _serverACM = new ACMConfig(_initData.properties,
                                           _initData.logger,
                                           "Ice.ACM.Server",
                                           new ACMConfig(_initData.properties, _initData.logger, "Ice.ACM",
                                                         new ACMConfig(true)));

#if COMPACT || SILVERLIGHT
                char[] separators = { ' ', '\t', '\n', '\r' };
                _factoryAssemblies = _initData.properties.getProperty("Ice.FactoryAssemblies").Split(separators);
#endif
                {
                    const int defaultMessageSizeMax = 1024;
                    int num =
                        _initData.properties.getPropertyAsIntWithDefault("Ice.MessageSizeMax", defaultMessageSizeMax);
                    if(num < 1 || num > 0x7fffffff / 1024)
                    {
                        _messageSizeMax = 0x7fffffff;
                    }
                    else
                    {
                        _messageSizeMax = num * 1024; // Property is in kilobytes, _messageSizeMax in bytes
                    }
                }

                if(_initData.properties.getProperty("Ice.BatchAutoFlushSize").Length == 0 && 
                   _initData.properties.getProperty("Ice.BatchAutoFlush").Length > 0)
                {
                    if(_initData.properties.getPropertyAsInt("Ice.BatchAutoFlush") > 0)
                    {
                        _batchAutoFlushSize = _messageSizeMax;
                    }
                }
                else
                {
                    int num = _initData.properties.getPropertyAsIntWithDefault("Ice.BatchAutoFlushSize", 1024); // 1MB
                    if(num < 1)
                    {
                        _batchAutoFlushSize = num;
                    }
                    else if(num > 0x7fffffff / 1024)
                    {
                        _batchAutoFlushSize = 0x7fffffff;
                    }
                    else
                    {
                        _batchAutoFlushSize = num * 1024; // Property is in kilobytes, _batchAutoFlushSize in bytes
                    }
                }

                _cacheMessageBuffers = _initData.properties.getPropertyAsIntWithDefault("Ice.CacheMessageBuffers", 2);

                _implicitContext = Ice.ImplicitContextI.create(_initData.properties.getProperty("Ice.ImplicitContext"));
                _routerManager = new RouterManager();

                _locatorManager = new LocatorManager(_initData.properties);

                _referenceFactory = new ReferenceFactory(this, communicator);

                _proxyFactory = new ProxyFactory(this);

                _requestHandlerFactory = new RequestHandlerFactory(this);

                bool isIPv6Supported = Network.isIPv6Supported();
                bool ipv4 = _initData.properties.getPropertyAsIntWithDefault("Ice.IPv4", 1) > 0;
                bool ipv6 = _initData.properties.getPropertyAsIntWithDefault("Ice.IPv6", isIPv6Supported ? 1 : 0) > 0;
                if(!ipv4 && !ipv6)
                {
                    throw new Ice.InitializationException("Both IPV4 and IPv6 support cannot be disabled.");
                }
                else if(ipv4 && ipv6)
                {
                    _protocolSupport = Network.EnableBoth;
                }
                else if(ipv4)
                {
                    _protocolSupport = Network.EnableIPv4;
                }
                else
                {
                    _protocolSupport = Network.EnableIPv6;
                }
                _preferIPv6 = _initData.properties.getPropertyAsInt("Ice.PreferIPv6Address") > 0;

                _networkProxy = createNetworkProxy(_initData.properties, _protocolSupport);

                _endpointFactoryManager = new EndpointFactoryManager(this);
                ProtocolInstance tcpProtocolInstance = new ProtocolInstance(this, Ice.TCPEndpointType.value, "tcp");
                EndpointFactory tcpEndpointFactory = new TcpEndpointFactory(tcpProtocolInstance);
                _endpointFactoryManager.add(tcpEndpointFactory);

                ProtocolInstance udpProtocolInstance =
                    new ProtocolInstance(this, Ice.UDPEndpointType.value, "udp");
                EndpointFactory udpEndpointFactory = new UdpEndpointFactory(udpProtocolInstance);
                _endpointFactoryManager.add(udpEndpointFactory);

                ProtocolInstance wsProtocolInstance = new ProtocolInstance(this, Ice.WSEndpointType.value, "ws");
                _endpointFactoryManager.add(new WSEndpointFactory(wsProtocolInstance,
                                                                  tcpEndpointFactory.clone(wsProtocolInstance)));

#if !SILVERLIGHT
                _pluginManager = new Ice.PluginManagerI(communicator);
#endif

                _outgoingConnectionFactory = new OutgoingConnectionFactory(communicator, this);

                _servantFactoryManager = new ObjectFactoryManager();

                _objectAdapterFactory = new ObjectAdapterFactory(this, communicator);

                _retryQueue = new RetryQueue(this);
            }
Пример #4
0
        //
        // Only for use by Ice.CommunicatorI
        //
        public bool destroy()
        {
            lock(this)
            {
                //
                // If the _state is not StateActive then the instance is
                // either being destroyed, or has already been destroyed.
                //
                if(_state != StateActive)
                {
                    return false;
                }

                //
                // We cannot set state to StateDestroyed otherwise instance
                // methods called during the destroy process (such as
                // outgoingConnectionFactory() from
                // ObjectAdapterI::deactivate() will cause an exception.
                //
                _state = StateDestroyInProgress;
            }

            if(_objectAdapterFactory != null)
            {
                _objectAdapterFactory.shutdown();
            }

            if(_outgoingConnectionFactory != null)
            {
                _outgoingConnectionFactory.destroy();
            }

            if(_objectAdapterFactory != null)
            {
                _objectAdapterFactory.destroy();
            }

            if(_outgoingConnectionFactory != null)
            {
                _outgoingConnectionFactory.waitUntilFinished();
            }

            if(_retryQueue != null)
            {
                _retryQueue.destroy();
            }

            ThreadPool serverThreadPool = null;
            ThreadPool clientThreadPool = null;
            AsyncIOThread asyncIOThread = null;
            EndpointHostResolver endpointHostResolver = null;

            lock(this)
            {
                _objectAdapterFactory = null;
                _outgoingConnectionFactory = null;
                _retryQueue = null;

                if(_connectionMonitor != null)
                {
                    _connectionMonitor.destroy();
                    _connectionMonitor = null;
                }

                if(_serverThreadPool != null)
                {
                    _serverThreadPool.destroy();
                    serverThreadPool = _serverThreadPool;
                    _serverThreadPool = null;
                }

                if(_clientThreadPool != null)
                {
                    _clientThreadPool.destroy();
                    clientThreadPool = _clientThreadPool;
                    _clientThreadPool = null;
                }

                if(_asyncIOThread != null)
                {
                    _asyncIOThread.destroy();
                    asyncIOThread = _asyncIOThread;
                    _asyncIOThread = null;
                }

                if(_endpointHostResolver != null)
                {
                    _endpointHostResolver.destroy();
                    endpointHostResolver = _endpointHostResolver;
                    _endpointHostResolver = null;
                }

                if(_timer != null)
                {
                    _timer.destroy();
                    _timer = null;
                }

                if(_servantFactoryManager != null)
                {
                    _servantFactoryManager.destroy();
                    _servantFactoryManager = null;
                }

                if(_referenceFactory != null)
                {
                    _referenceFactory.destroy();
                    _referenceFactory = null;
                }

                // No destroy function defined.
                // _proxyFactory.destroy();
                _proxyFactory = null;

                if(_routerManager != null)
                {
                    _routerManager.destroy();
                    _routerManager = null;
                }

                if(_locatorManager != null)
                {
                    _locatorManager.destroy();
                    _locatorManager = null;
                }

                if(_endpointFactoryManager != null)
                {
                    _endpointFactoryManager.destroy();
                    _endpointFactoryManager = null;
                }

                if(_pluginManager != null)
                {
                    _pluginManager.destroy();
                    _pluginManager = null;
                }

                _adminAdapter = null;
                _adminFacets.Clear();

                _state = StateDestroyed;
            }

            //
            // Join with threads outside the synchronization.
            //
            if(clientThreadPool != null)
            {
                clientThreadPool.joinWithAllThreads();
            }
            if(serverThreadPool != null)
            {
                serverThreadPool.joinWithAllThreads();
            }
            if(asyncIOThread != null)
            {
                asyncIOThread.joinWithThread();
            }
            if(endpointHostResolver != null)
            {
                endpointHostResolver.joinWithThread();
            }

            if(_initData.properties.getPropertyAsInt("Ice.Warn.UnusedProperties") > 0)
            {
                ArrayList unusedProperties = ((Ice.PropertiesI)_initData.properties).getUnusedProperties();
                if(unusedProperties.Count != 0)
                {
                    StringBuilder message = new StringBuilder("The following properties were set but never read:");
                    foreach(string s in unusedProperties)
                    {
                        message.Append("\n    ");
                        message.Append(s);
                    }
                    _initData.logger.warning(message.ToString());
                }
            }

            return true;
        }