Example #1
0
        /// <summary>
        /// Selects the paused trigger groups.
        /// </summary>
        /// <param name="conn">The DB Connection.</param>
        /// <returns></returns>
        public virtual ISet SelectPausedTriggerGroups(ConnectionAndTransactionHolder conn)
        {
            HashSet retValue = new HashSet();


            using (IDbCommand cmd = PrepareCommand(conn, ReplaceTablePrefix(SqlSelectPausedTriggerGroups)))
            {
                using (IDataReader dr = cmd.ExecuteReader())
                {
                    while (dr.Read())
                    {
                        string groupName = (string)dr[ColumnTriggerGroup];
                        retValue.Add(groupName);
                    }
                }
                return retValue;
            }
        }
Example #2
0
		/// <summary>
		/// Get the names of all of the <see cref="Trigger" /> groups.
		/// </summary>
		public virtual string[] GetTriggerGroupNames(SchedulingContext ctxt)
		{
			string[] outList;

			lock (triggerLock)
			{
				outList = new string[triggersByGroup.Count];
				int outListPos = 0;
				IEnumerator keys = new HashSet(triggersByGroup.Keys).GetEnumerator();
				while (keys.MoveNext())
				{
					outList[outListPos++] = ((string) keys.Current);
				}
			}

			return outList;
		}
Example #3
0
        /// <summary>
        /// Select the distinct instance names of all fired-trigger records.
        /// </summary>
        /// <param name="conn">The conn.</param>
        /// <returns></returns>
        /// <remarks>
        /// This is useful when trying to identify orphaned fired triggers (a
        /// fired trigger without a scheduler state record.)
        /// </remarks>
        public ISet SelectFiredTriggerInstanceNames(ConnectionAndTransactionHolder conn)
        {
            ISet instanceNames = new HashSet();
            using (IDbCommand cmd = PrepareCommand(conn, ReplaceTablePrefix(SqlSelectFiredTriggerInstanceNames)))
            {
                using (IDataReader rs = cmd.ExecuteReader())
                {
                    while (rs.Read())
                    {
                        instanceNames.Add(rs[ColumnInstanceName]);
                    }

                    return instanceNames;
                }
            }
        }
Example #4
0
		/// <summary>
		/// Get the names of all of the <see cref="Trigger" /> s
		/// that have the given group name.
		/// </summary>
		public virtual string[] GetTriggerNames(SchedulingContext ctxt, string groupName)
		{
			string[] outList;
			IDictionary grpMap = (Hashtable) triggersByGroup[groupName];
			if (grpMap != null)
			{
				lock (triggerLock)
				{
					outList = new string[grpMap.Count];
					int outListPos = 0;
					IEnumerator keys = new HashSet(grpMap.Keys).GetEnumerator();
					while (keys.MoveNext())
					{
						string key = (string) keys.Current;
						TriggerWrapper tw = (TriggerWrapper) grpMap[key];
						if (tw != null)
						{
							outList[outListPos++] = tw.trigger.Name;
						}
					}
				}
			}
			else
			{
				outList = new string[0];
			}

			return outList;
		}
Example #5
0
		/// <seealso cref="IJobStore.GetPausedTriggerGroups(SchedulingContext)" />
		public virtual ISet GetPausedTriggerGroups(SchedulingContext ctxt)
		{
			HashSet data = new HashSet();
			data.AddAll(pausedTriggerGroups);
			return data;
		}
Example #6
0
		/// <summary>
		/// Peeks the triggers.
		/// </summary>
		/// <returns></returns>
		protected internal virtual string PeekTriggers()
		{
			StringBuilder str = new StringBuilder();
			TriggerWrapper tw;

			lock (triggerLock)
			{
				IEnumerator itr = new HashSet(triggersByFQN.Keys).GetEnumerator();
				while (itr.MoveNext())
				{
					tw = (TriggerWrapper) triggersByFQN[itr.Current];
					str.Append(tw.trigger.Name);
					str.Append("/");
				}
			}
			str.Append(" | ");

			lock (triggerLock)
			{
				IEnumerator itr = timeTriggers.GetEnumerator();
				while (itr.MoveNext())
				{
					tw = (TriggerWrapper) itr.Current;
					str.Append(tw.trigger.Name);
					str.Append("->");
				}
			}

			return str.ToString();
		}
Example #7
0
        /// <summary>
        /// Gets the property groups.
        /// </summary>
        /// <param name="prefix">The prefix.</param>
        /// <returns></returns>
		public virtual string[] GetPropertyGroups(string prefix)
		{
            HashSet groups = new HashSet(10);

			if (!prefix.EndsWith("."))
			{
				prefix += ".";
			}

			foreach (string key in props.Keys)
			{
				if (key.StartsWith(prefix))
				{
					string groupName = key.Substring(prefix.Length, (key.IndexOf('.', prefix.Length)) - (prefix.Length));
					groups.Add(groupName);
				}
			}

            return (string[]) groups.ToArray(typeof (string));
		}
Example #8
0
        /// <summary>  </summary>
        private IScheduler Instantiate()
        {
            if (cfg == null)
            {
                Initialize();
            }

            if (initException != null)
            {
                throw initException;
            }

            ISchedulerExporter exporter = null;
            IJobStore js;
            IThreadPool tp;
            SchedulerScheduler qs;
            SchedulingContext schedCtxt;
            DBConnectionManager dbMgr = null;
            string instanceIdGeneratorType = null;
            NameValueCollection tProps;
            bool autoId = false;
            TimeSpan idleWaitTime = TimeSpan.Zero;
            TimeSpan dbFailureRetry = TimeSpan.Zero;
            string typeLoadHelperType;
            string jobFactoryType;

            SchedulerRepository schedRep = SchedulerRepository.Instance;

            // Get Scheduler Properties
            // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

            string schedName = cfg.GetStringProperty(PropertySchedulerInstanceName, "SchedulerScheduler");
            string threadName =
                cfg.GetStringProperty(PropertySchedulerThreadName, string.Format(CultureInfo.InvariantCulture, "{0}_SchedulerSchedulerThread", schedName));
            string schedInstId = cfg.GetStringProperty(PropertySchedulerInstanceId, DefaultInstanceId);

            if (schedInstId.Equals(AutoGenerateInstanceId))
            {
                autoId = true;
                instanceIdGeneratorType =
                    cfg.GetStringProperty(PropertySchedulerInstanceIdGeneratorType,
                                          "Scheduler.Simpl.SimpleInstanceIdGenerator, Scheduler");
            }


            typeLoadHelperType =
                cfg.GetStringProperty(PropertySchedulerTypeLoadHelperType,
                                      "Scheduler.Simpl.CascadingClassLoadHelper, Scheduler");
            jobFactoryType = cfg.GetStringProperty(PropertySchedulerJobFactoryType, null);

            idleWaitTime = cfg.GetTimeSpanProperty(PropertySchedulerIdleWaitTime, idleWaitTime);
            dbFailureRetry = cfg.GetTimeSpanProperty(PropertySchedulerDbFailureRetryInterval, dbFailureRetry);
            bool makeSchedulerThreadDaemon = cfg.GetBooleanProperty(PropertySchedulerMakeSchedulerThreadDaemon);

            NameValueCollection schedCtxtProps = cfg.GetPropertyGroup(PropertySchedulerContextPrefix, true);

            bool proxyScheduler = cfg.GetBooleanProperty(PropertySchedulerProxy, false);
            // If Proxying to remote scheduler, short-circuit here...
            // ~~~~~~~~~~~~~~~~~~
            if (proxyScheduler)
            {
                if (autoId)
                {
                    schedInstId = DefaultInstanceId;
                }

                schedCtxt = new SchedulingContext();
                schedCtxt.InstanceId = schedInstId;

                string uid = SchedulerSchedulerResources.GetUniqueIdentifier(schedName, schedInstId);

                RemoteScheduler remoteScheduler = new RemoteScheduler(schedCtxt, uid);
                string remoteSchedulerAddress = cfg.GetStringProperty(PropertySchedulerProxyAddress);
                remoteScheduler.RemoteSchedulerAddress = remoteSchedulerAddress;
                schedRep.Bind(remoteScheduler);

                return remoteScheduler;
            }

            // Create type load helper
            ITypeLoadHelper loadHelper;
            try
            {
                loadHelper = (ITypeLoadHelper)ObjectUtils.InstantiateType(LoadType(typeLoadHelperType));
            }
            catch (Exception e)
            {
                throw new SchedulerConfigException(
                    string.Format(CultureInfo.InvariantCulture, "Unable to instantiate type load helper: {0}", e.Message), e);
            }
            loadHelper.Initialize();

            IJobFactory jobFactory = null;
            if (jobFactoryType != null)
            {
                try
                {
                    jobFactory = (IJobFactory) ObjectUtils.InstantiateType(loadHelper.LoadType(jobFactoryType));
                }
                catch (Exception e)
                {
                    throw new SchedulerConfigException(
                        string.Format(CultureInfo.InvariantCulture, "Unable to Instantiate JobFactory: {0}", e.Message), e);
                }

                tProps = cfg.GetPropertyGroup(PropertySchedulerJobFactoryPrefix, true);
                try
                {
                    ObjectUtils.SetObjectProperties(jobFactory, tProps);
                }
                catch (Exception e)
                {
                    initException =
                        new SchedulerException(
                            string.Format(CultureInfo.InvariantCulture, "JobFactory of type '{0}' props could not be configured.", jobFactoryType), e);
                    initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                    throw initException;
                }
            }

            IInstanceIdGenerator instanceIdGenerator = null;
            if (instanceIdGeneratorType != null)
            {
                try
                {
                    instanceIdGenerator =
                        (IInstanceIdGenerator)
                        ObjectUtils.InstantiateType(loadHelper.LoadType(instanceIdGeneratorType));
                }
                catch (Exception e)
                {
                    throw new SchedulerConfigException(
                        string.Format(CultureInfo.InvariantCulture, "Unable to Instantiate InstanceIdGenerator: {0}", e.Message), e);
                }
                tProps = cfg.GetPropertyGroup(PropertySchedulerInstanceIdGeneratorPrefix, true);
                try
                {
                    ObjectUtils.SetObjectProperties(instanceIdGenerator, tProps);
                }
                catch (Exception e)
                {
                    initException =
                        new SchedulerException(
                            string.Format(CultureInfo.InvariantCulture, "InstanceIdGenerator of type '{0}' props could not be configured.",
                                          instanceIdGeneratorType), e);
                    initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                    throw initException;
                }
            }

            // Get ThreadPool Properties
            // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

            string tpType = cfg.GetStringProperty(PropertyThreadPoolType, typeof(SimpleThreadPool).AssemblyQualifiedName);

            if (tpType == null)
            {
                initException =
                    new SchedulerException("ThreadPool type not specified. ", SchedulerException.ErrorBadConfiguration);
                throw initException;
            }

            try
            {
                tp = (IThreadPool) ObjectUtils.InstantiateType(loadHelper.LoadType(tpType));
            }
            catch (Exception e)
            {
                initException =
                    new SchedulerException(string.Format(CultureInfo.InvariantCulture, "ThreadPool type '{0}' could not be instantiated.", tpType),
                                           e);
                initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                throw initException;
            }
            tProps = cfg.GetPropertyGroup(PropertyThreadPoolPrefix, true);
            try
            {
                ObjectUtils.SetObjectProperties(tp, tProps);
            }
            catch (Exception e)
            {
                initException =
                    new SchedulerException(
                        string.Format(CultureInfo.InvariantCulture, "ThreadPool type '{0}' props could not be configured.", tpType), e);
                initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                throw initException;
            }

                        // Set up any DataSources
            // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

            string[] dsNames = cfg.GetPropertyGroups(PropertyDataSourcePrefix);
            for (int i = 0; i < dsNames.Length; i++)
            {
                PropertiesParser pp =
                    new PropertiesParser(
                        cfg.GetPropertyGroup(string.Format(CultureInfo.InvariantCulture, "{0}.{1}", PropertyDataSourcePrefix, dsNames[i]), true));

                string cpType = pp.GetStringProperty(PropertyDbProviderType, null);

                // custom connectionProvider...
                if (cpType != null)
                {
                    IDbProvider cp;
                    try
                    {
                        cp = (IDbProvider) ObjectUtils.InstantiateType(loadHelper.LoadType(cpType));
                    }
                    catch (Exception e)
                    {
                        initException =
                            new SchedulerException(
                                string.Format(CultureInfo.InvariantCulture, "ConnectionProvider of type '{0}' could not be instantiated.", cpType), e);
                        initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                        throw initException;
                    }

                    try
                    {
                        // remove the type name, so it isn't attempted to be set
                        pp.UnderlyingProperties.Remove(PropertyDbProviderType);

                        ObjectUtils.SetObjectProperties(cp, pp.UnderlyingProperties);
                    }
                    catch (Exception e)
                    {
                        initException =
                            new SchedulerException(
                                string.Format(CultureInfo.InvariantCulture, "ConnectionProvider type '{0}' props could not be configured.", cpType),
                                e);
                        initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                        throw initException;
                    }

                    dbMgr = DBConnectionManager.Instance;
                    dbMgr.AddConnectionProvider(dsNames[i], cp);
                }
                else
                {
                    string dsProvider = pp.GetStringProperty(PropertyDataSourceProvider, null);
                    string dsConnectionString = pp.GetStringProperty(PropertyDataSourceConnectionString, null);
                    string dsConnectionStringName = pp.GetStringProperty(PropertyDataSourceConnectionStringName, null);

                    if (dsConnectionString == null && dsConnectionStringName != null && dsConnectionStringName.Length > 0)
                    {
#if NET_20
                        ConnectionStringSettings connectionStringSettings = ConfigurationManager.ConnectionStrings[dsConnectionStringName];
                        if (connectionStringSettings == null)
                        {
                            initException =
                                new SchedulerException(string.Format(CultureInfo.InvariantCulture, "Named connection string '{0}' not found for DataSource: {1}", dsConnectionStringName,  dsNames[i]));
                            throw initException;
                        }
                        dsConnectionString = connectionStringSettings.ConnectionString;
#endif
                    }

                    if (dsProvider == null)
                    {
                        initException =
                            new SchedulerException(string.Format(CultureInfo.InvariantCulture, "Provider not specified for DataSource: {0}", dsNames[i]));
                        throw initException;
                    }
                    if (dsConnectionString == null)
                    {
                        initException =
                            new SchedulerException(string.Format(CultureInfo.InvariantCulture, "Connection string not specified for DataSource: {0}", dsNames[i]));
                        throw initException;
                    }
                    try
                    {
                        DbProvider dbp = new DbProvider(dsProvider, dsConnectionString);
						
                        dbMgr = DBConnectionManager.Instance;
                        dbMgr.AddConnectionProvider(dsNames[i], dbp);
                    }
                    catch (Exception exception)
                    {
                        initException =
                            new SchedulerException(string.Format(CultureInfo.InvariantCulture, "Could not Initialize DataSource: {0}", dsNames[i]),
                                                   exception);
                        throw initException;
                    }
                }
            }

            // Get JobStore Properties
            // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

            string jsType = cfg.GetStringProperty(PropertyJobStoreType, typeof (RAMJobStore).FullName);

            if (jsType == null)
            {
                initException =
                    new SchedulerException("JobStore type not specified. ", SchedulerException.ErrorBadConfiguration);
                throw initException;
            }

            try
            {
                js = (IJobStore) ObjectUtils.InstantiateType(loadHelper.LoadType(jsType));
            }
            catch (Exception e)
            {
                initException =
                    new SchedulerException(string.Format(CultureInfo.InvariantCulture, "JobStore of type '{0}' could not be instantiated.", jsType), e);
                initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                throw initException;
            }
            
            tProps =
                cfg.GetPropertyGroup(PropertyJobStorePrefix, true, new string[] {PropertyJobStoreLockHandlerPrefix});
            
            try
            {
                ObjectUtils.SetObjectProperties(js, tProps);
            }
            catch (Exception e)
            {
                initException =
                    new SchedulerException(
                        string.Format(CultureInfo.InvariantCulture, "JobStore type '{0}' props could not be configured.", jsType), e);
                initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                throw initException;
            }


            if (js is JobStoreSupport)
            {
                ((JobStoreSupport) js).InstanceId = schedInstId;
                ((JobStoreSupport) js).InstanceName = schedName;

                // Install custom lock handler (Semaphore)
                string lockHandlerTypeName = cfg.GetStringProperty(PropertyJobStoreLockHandlerType);
                if (lockHandlerTypeName != null)
                {
                    try
                    {
                        Type lockHandlerType = loadHelper.LoadType(lockHandlerTypeName);
                        ISemaphore lockHandler;
                        ConstructorInfo cWithDbProvider =
                            lockHandlerType.GetConstructor(new Type[] {typeof (DbProvider)});

                        if (cWithDbProvider != null)
                        {
                            // takes db provider
                            IDbProvider dbProvider = DBConnectionManager.Instance.GetDbProvider(((JobStoreSupport) js).DataSource);
                            lockHandler = (ISemaphore) cWithDbProvider.Invoke(new object[] { dbProvider });
                        }
                        else
                        {
                            lockHandler = (ISemaphore)ObjectUtils.InstantiateType(lockHandlerType);
                        }

                        tProps = cfg.GetPropertyGroup(PropertyJobStoreLockHandlerPrefix, true);

                        // If this lock handler requires the table prefix, add it to its properties.
                        if (lockHandler is ITablePrefixAware)
                        {
                            tProps[PropertyTablePrefix] = ((JobStoreSupport) js).TablePrefix;
                        }

                        try
                        {
                            ObjectUtils.SetObjectProperties(lockHandler, tProps);
                        }
                        catch (Exception e)
                        {
                            initException = new SchedulerException(string.Format(CultureInfo.InvariantCulture, "JobStore LockHandler type '{0}' props could not be configured.", lockHandlerTypeName), e);
                            initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                            throw initException;
                        }

                        ((JobStoreSupport) js).LockHandler = lockHandler;
                        Log.Info("Using custom data access locking (synchronization): " + lockHandlerType);
                    }
                    catch (Exception e)
                    {
                        initException = new SchedulerException(string.Format(CultureInfo.InvariantCulture, "JobStore LockHandler type '{0}' could not be instantiated.", lockHandlerTypeName), e);
                        initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                        throw initException;
                    }
                }
            }

            // Set up any SchedulerPlugins
            // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

            string[] pluginNames = cfg.GetPropertyGroups(PropertyPluginPrefix);
            ISchedulerPlugin[] plugins = new ISchedulerPlugin[pluginNames.Length];
            for (int i = 0; i < pluginNames.Length; i++)
            {
                NameValueCollection pp =
                    cfg.GetPropertyGroup(string.Format(CultureInfo.InvariantCulture, "{0}.{1}", PropertyPluginPrefix, pluginNames[i]), true);

                string plugInType = pp[PropertyPluginType] == null ? null : pp[PropertyPluginType];

                if (plugInType == null)
                {
                    initException =
                        new SchedulerException(
                            string.Format(CultureInfo.InvariantCulture, "SchedulerPlugin type not specified for plugin '{0}'", pluginNames[i]),
                            SchedulerException.ErrorBadConfiguration);
                    throw initException;
                }
                ISchedulerPlugin plugin;
                try
                {
                    plugin = (ISchedulerPlugin) ObjectUtils.InstantiateType(LoadType(plugInType));
                }
                catch (Exception e)
                {
                    initException =
                        new SchedulerException(
                            string.Format(CultureInfo.InvariantCulture, "SchedulerPlugin of type '{0}' could not be instantiated.", plugInType), e);
                    initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                    throw initException;
                }
                try
                {
                    ObjectUtils.SetObjectProperties(plugin, pp);
                }
                catch (Exception e)
                {
                    initException =
                        new SchedulerException(
                            string.Format(CultureInfo.InvariantCulture, "JobStore SchedulerPlugin '{0}' props could not be configured.", plugInType),
                            e);
                    initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                    throw initException;
                }
                plugins[i] = plugin;
            }

            // Set up any JobListeners
            // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

            Type[] strArg = new Type[] {typeof (string)};
            string[] jobListenerNames = cfg.GetPropertyGroups(PropertyJobListenerPrefix);
            IJobListener[] jobListeners = new IJobListener[jobListenerNames.Length];
            for (int i = 0; i < jobListenerNames.Length; i++)
            {
                NameValueCollection lp =
                    cfg.GetPropertyGroup(string.Format(CultureInfo.InvariantCulture, "{0}.{1}", PropertyJobListenerPrefix, jobListenerNames[i]), true);

                string listenerType = lp[PropertyListenerType] == null ? null : lp[PropertyListenerType];

                if (listenerType == null)
                {
                    initException =
                        new SchedulerException(
                            string.Format(CultureInfo.InvariantCulture, "JobListener type not specified for listener '{0}'", jobListenerNames[i]),
                            SchedulerException.ErrorBadConfiguration);
                    throw initException;
                }
                IJobListener listener;
                try
                {
                    listener = (IJobListener) ObjectUtils.InstantiateType(loadHelper.LoadType(listenerType));
                }
                catch (Exception e)
                {
                    initException =
                        new SchedulerException(
                            string.Format(CultureInfo.InvariantCulture, "JobListener of type '{0}' could not be instantiated.", listenerType), e);
                    initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                    throw initException;
                }
                try
                {
                    MethodInfo nameSetter =
                        listener.GetType().GetMethod("setName", (strArg == null) ? new Type[0] : strArg);
                    if (nameSetter != null)
                    {
                        nameSetter.Invoke(listener, new object[] {jobListenerNames[i]});
                    }
                    ObjectUtils.SetObjectProperties(listener, lp);
                }
                catch (Exception e)
                {
                    initException =
                        new SchedulerException(
                            string.Format(CultureInfo.InvariantCulture, "JobListener '{0}' props could not be configured.", listenerType), e);
                    initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                    throw initException;
                }
                jobListeners[i] = listener;
            }

            // Set up any TriggerListeners
            // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

            string[] triggerListenerNames = cfg.GetPropertyGroups(PropertyTriggerListenerPrefix);
            ITriggerListener[] triggerListeners = new ITriggerListener[triggerListenerNames.Length];
            for (int i = 0; i < triggerListenerNames.Length; i++)
            {
                NameValueCollection lp =
                    cfg.GetPropertyGroup(
                        string.Format(CultureInfo.InvariantCulture, "{0}.{1}", PropertyTriggerListenerPrefix, triggerListenerNames[i]), true);

                string listenerType = lp[PropertyListenerType] == null ? null : lp[PropertyListenerType];

                if (listenerType == null)
                {
                    initException =
                        new SchedulerException(
                            string.Format(CultureInfo.InvariantCulture, "TriggerListener type not specified for listener '{0}'",
                                          triggerListenerNames[i]),
                            SchedulerException.ErrorBadConfiguration);
                    throw initException;
                }
                ITriggerListener listener;
                try
                {
                    listener = (ITriggerListener) ObjectUtils.InstantiateType(loadHelper.LoadType(listenerType));
                }
                catch (Exception e)
                {
                    initException =
                        new SchedulerException(
                            string.Format(CultureInfo.InvariantCulture, "TriggerListener of type '{0}' could not be instantiated.", listenerType), e);
                    initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                    throw initException;
                }
                try
                {
                    MethodInfo nameSetter =
                        listener.GetType().GetMethod("setName", (strArg == null) ? new Type[0] : strArg);
                    if (nameSetter != null)
                    {
                        nameSetter.Invoke(listener, (new object[] {triggerListenerNames[i]}));
                    }
                    ObjectUtils.SetObjectProperties(listener, lp);
                }
                catch (Exception e)
                {
                    initException =
                        new SchedulerException(
                            string.Format(CultureInfo.InvariantCulture, "TriggerListener '{0}' props could not be configured.", listenerType), e);
                    initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                    throw initException;
                }
                triggerListeners[i] = listener;
            }

            // Get exporter
            // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

            string exporterType = cfg.GetStringProperty(PropertySchedulerExporterType, null);

            if (exporterType != null)
            {
                try
                {
                    exporter = (ISchedulerExporter)ObjectUtils.InstantiateType(loadHelper.LoadType(exporterType));
                }
                catch (Exception e)
                {
                    initException =
                        new SchedulerException(
                            string.Format(CultureInfo.InvariantCulture, "Scheduler exporter of type '{0}' could not be instantiated.", exporterType), e);
                    initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                    throw initException;
                }

                tProps = cfg.GetPropertyGroup(PropertySchedulerExporterPrefix, true);

                try
                {
                    ObjectUtils.SetObjectProperties(exporter, tProps);
                }
                catch (Exception e)
                {
                    initException =
                        new SchedulerException(
                            string.Format(CultureInfo.InvariantCulture, "Scheduler exporter type '{0}' props could not be configured.", exporterType), e);
                    initException.ErrorCode = SchedulerException.ErrorBadConfiguration;
                    throw initException;
                }
            }

            // Fire everything up
            // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

            IJobRunShellFactory jrsf = new StdJobRunShellFactory();
            
            if (autoId)
            {
                try
                {
                    schedInstId = DefaultInstanceId;
                    
                    if (js is JobStoreSupport)
					{
						if (((JobStoreSupport) js).Clustered)
						{
							schedInstId = instanceIdGenerator.GenerateInstanceId();
						}
					}
                   
                }
                catch (Exception e)
                {
                    Log.Error("Couldn't generate instance Id!", e);
                    throw new SystemException("Cannot run without an instance id.");
                }
            }

            
			if (js is JobStoreSupport)
			{
				JobStoreSupport jjs = (JobStoreSupport) js;
				jjs.InstanceId = schedInstId;
                jjs.DbRetryInterval = dbFailureRetry;
			}

            SchedulerSchedulerResources rsrcs = new SchedulerSchedulerResources();
            rsrcs.Name = schedName;
            rsrcs.ThreadName = threadName;
            rsrcs.InstanceId = schedInstId;
            rsrcs.JobRunShellFactory = jrsf;
            rsrcs.MakeSchedulerThreadDaemon = makeSchedulerThreadDaemon;
            rsrcs.ThreadPool = tp;
            rsrcs.SchedulerExporter = exporter;

            if (tp is SimpleThreadPool)
            {
                ((SimpleThreadPool) tp).ThreadNamePrefix = schedName + "_Worker";
            }
            tp.Initialize();

            rsrcs.JobStore = js;

            // add plugins
            for (int i = 0; i < plugins.Length; i++)
            {
                rsrcs.AddSchedulerPlugin(plugins[i]);
            }

            schedCtxt = new SchedulingContext();
            schedCtxt.InstanceId = rsrcs.InstanceId;

            qs = new SchedulerScheduler(rsrcs, schedCtxt, idleWaitTime, dbFailureRetry);

            // Create Scheduler ref...
            IScheduler sched = Instantiate(rsrcs, qs);

            // set job factory if specified
            if (jobFactory != null)
            {
                qs.JobFactory = jobFactory;
            }

            // Initialize plugins now that we have a Scheduler instance.
            for (int i = 0; i < plugins.Length; i++)
            {
                plugins[i].Initialize(pluginNames[i], sched);
            }

            // add listeners
            for (int i = 0; i < jobListeners.Length; i++)
            {
                qs.AddGlobalJobListener(jobListeners[i]);
            }
            for (int i = 0; i < triggerListeners.Length; i++)
            {
                qs.AddGlobalTriggerListener(triggerListeners[i]);
            }

            // set scheduler context data...
            IEnumerator itr = new HashSet(schedCtxtProps).GetEnumerator();
            while (itr.MoveNext())
            {
                string key = (String) itr.Current;
                string val = schedCtxtProps.Get(key);

                sched.Context.Put(key, val);
            }

            // fire up job store, and runshell factory

            js.Initialize(loadHelper, qs.SchedulerSignaler);

            jrsf.Initialize(sched, schedCtxt);

            Log.Info(string.Format(CultureInfo.InvariantCulture, "Scheduler scheduler '{0}' initialized", sched.SchedulerName));

            Log.Info(string.Format(CultureInfo.InvariantCulture, "Scheduler scheduler version: {0}", qs.Version));

            // prevents the repository from being garbage collected
            qs.AddNoGCObject(schedRep);
            // prevents the db manager from being garbage collected
            if (dbMgr != null)
            {
                qs.AddNoGCObject(dbMgr);
            }

            schedRep.Bind(sched);

            return sched;
        }