public ContextControllerInstanceHandle ContextPartitionInstantiate( int?optionalContextPartitionId, int subPathId, int?importSubpathId, ContextController originator, EventBean optionalTriggeringEvent, IDictionary <string, object> optionalTriggeringPattern, object partitionKey, IDictionary <string, object> contextProperties, ContextControllerState states, ContextInternalFilterAddendum filterAddendum, bool isRecoveringResilient, ContextPartitionState state) { using (_uLock.Acquire()) { // assign context id int assignedContextId; if (optionalContextPartitionId != null && !states.IsImported) { assignedContextId = optionalContextPartitionId.Value; _contextPartitionIdManager.AddExisting(optionalContextPartitionId.Value); } else { assignedContextId = _contextPartitionIdManager.AllocateId(); if (states != null && states.PartitionImportCallback != null && optionalContextPartitionId != null) { states.PartitionImportCallback.Allocated(assignedContextId, optionalContextPartitionId.Value); } } // handle leaf creation IList <AgentInstance> newInstances = new List <AgentInstance>(); if (state == ContextPartitionState.STARTED) { foreach (var statementEntry in _statements) { var statementDesc = statementEntry.Value; var instance = StartStatement(assignedContextId, statementDesc, originator, partitionKey, contextProperties, isRecoveringResilient); newInstances.Add(instance); } } // for all new contexts: evaluate this event for this statement if (optionalTriggeringEvent != null || optionalTriggeringPattern != null) { StatementAgentInstanceUtil.EvaluateEventForStatement(_servicesContext, optionalTriggeringEvent, optionalTriggeringPattern, newInstances); } // save leaf var filterVersion = _servicesContext.FilterService.FiltersVersion; var agentInstanceList = new ContextControllerTreeAgentInstanceList(filterVersion, partitionKey, contextProperties, newInstances, state); _agentInstances.Put(assignedContextId, agentInstanceList); // Update the filter version for this handle _factory.FactoryContext.AgentInstanceContextCreate.EpStatementAgentInstanceHandle.StatementFilterVersion.StmtFilterVersion = filterVersion; return(new ContextNestedHandleImpl(subPathId, assignedContextId, agentInstanceList)); } }
public void ImportContextPartitions( ContextControllerState state, int pathIdToUse, ContextInternalFilterAddendum filterAddendum, AgentInstanceSelector agentInstanceSelector) { InitializeFromState(null, null, filterAddendum, state, pathIdToUse, agentInstanceSelector); }
public void Activate( EventBean optionalTriggeringEvent, IDictionary <String, Object> optionalTriggeringPattern, ContextControllerState controllerState, ContextInternalFilterAddendum activationFilterAddendum, int?importPathId) { if (Factory.FactoryContext.NestingLevel == 1) { controllerState = ContextControllerStateUtil.GetRecoveryStates( Factory.StateCache, Factory.FactoryContext.OutermostContextName); } if (controllerState == null) { var count = 0; foreach (var category in _factory.CategorySpec.Items) { var context = ContextPropertyEventType.GetCategorizedBean( Factory.FactoryContext.ContextName, 0, category.Name); _currentSubpathId++; // merge filter addendum, if any var filterAddendumToUse = activationFilterAddendum; if (_factory.HasFiltersSpecsNestedContexts()) { filterAddendumToUse = activationFilterAddendum != null ? activationFilterAddendum.DeepCopy() : new ContextInternalFilterAddendum(); _factory.PopulateContextInternalFilterAddendums(filterAddendumToUse, count); } var handle = _activationCallback.ContextPartitionInstantiate( null, _currentSubpathId, null, this, optionalTriggeringEvent, optionalTriggeringPattern, count, context, controllerState, filterAddendumToUse, Factory.FactoryContext.IsRecoveringResilient, ContextPartitionState.STARTED); _handleCategories.Put(count, handle); Factory.StateCache.AddContextPath( Factory.FactoryContext.OutermostContextName, Factory.FactoryContext.NestingLevel, PathId, _currentSubpathId, handle.ContextPartitionOrPathId, count, _factory.Binding); count++; } return; } var pathIdToUse = importPathId != null ? importPathId.Value : PathId; InitializeFromState( optionalTriggeringEvent, optionalTriggeringPattern, activationFilterAddendum, controllerState, pathIdToUse, null); }
private void InitializeFromState(EventBean optionalTriggeringEvent, IDictionary <String, Object> optionalTriggeringPattern, ContextControllerState controllerState, int pathIdToUse, AgentInstanceSelector agentInstanceSelector) { var factoryContext = _factory.FactoryContext; var states = controllerState.States; var childContexts = ContextControllerStateUtil.GetChildContexts(factoryContext, pathIdToUse, states); var maxSubpathId = int.MinValue; foreach (var entry in childContexts) { var hashAlgoGeneratedId = (int?)_factory.Binding.ByteArrayToObject(entry.Value.Blob, null); // merge filter addendum, if any var filterAddendumToUse = _activationFilterAddendum; if (_factory.HasFiltersSpecsNestedContexts()) { filterAddendumToUse = _activationFilterAddendum != null?_activationFilterAddendum.DeepCopy() : new ContextInternalFilterAddendum(); _factory.PopulateContextInternalFilterAddendums(filterAddendumToUse, hashAlgoGeneratedId); } // check if exists already if (controllerState.IsImported) { var existingHandle = _partitionKeys.Get(hashAlgoGeneratedId.Value); if (existingHandle != null) { _activationCallback.ContextPartitionNavigate(existingHandle, this, controllerState, entry.Value.OptionalContextPartitionId.Value, filterAddendumToUse, agentInstanceSelector, entry.Value.Blob); continue; } } var properties = ContextPropertyEventType.GetHashBean(factoryContext.ContextName, hashAlgoGeneratedId.Value); var assignedSubPathId = !controllerState.IsImported ? entry.Key.SubPath : ++_currentSubpathId; var handle = _activationCallback.ContextPartitionInstantiate(entry.Value.OptionalContextPartitionId, assignedSubPathId, entry.Key.SubPath, this, optionalTriggeringEvent, optionalTriggeringPattern, hashAlgoGeneratedId, properties, controllerState, filterAddendumToUse, factoryContext.IsRecoveringResilient, entry.Value.State); _partitionKeys.Put(hashAlgoGeneratedId.Value, handle); if (entry.Key.SubPath > maxSubpathId) { maxSubpathId = assignedSubPathId; } } if (!controllerState.IsImported) { _currentSubpathId = maxSubpathId != int.MinValue ? maxSubpathId : 0; } }
public void Activate(EventBean optionalTriggeringEvent, IDictionary <String, Object> optionalTriggeringPattern, ContextControllerState controllerState, ContextInternalFilterAddendum filterAddendum, int?importPathId) { if (_factory.FactoryContext.NestingLevel == 1) { controllerState = ContextControllerStateUtil.GetRecoveryStates(_factory.FactoryContext.StateCache, _factory.FactoryContext.OutermostContextName); } bool currentlyRunning; var contextDetailInitiatedTerminated = _factory.ContextDetailInitiatedTerminated; if (controllerState == null) { StartCondition = MakeEndpoint(contextDetailInitiatedTerminated.Start, filterAddendum, true, 0); // if this is single-instance mode, check if we are currently running according to schedule currentlyRunning = StartCondition.IsImmediate; if (!contextDetailInitiatedTerminated.IsOverlapping) { currentlyRunning = DetermineCurrentlyRunning(StartCondition); } if (currentlyRunning) { CurrentSubpathId++; var endEndpoint = MakeEndpoint(contextDetailInitiatedTerminated.End, filterAddendum, false, CurrentSubpathId); endEndpoint.Activate(optionalTriggeringEvent, null, 0, _factory.FactoryContext.IsRecoveringResilient); var startTime = _factory.SchedulingService.Time; var endTime = endEndpoint.ExpectedEndTime; var builtinProps = GetBuiltinProperties(_factory.FactoryContext.ContextName, startTime, endTime, Collections.GetEmptyMap <string, object>()); var instanceHandle = ActivationCallback.ContextPartitionInstantiate(null, CurrentSubpathId, null, this, optionalTriggeringEvent, optionalTriggeringPattern, null, builtinProps, controllerState, filterAddendum, _factory.FactoryContext.IsRecoveringResilient, ContextPartitionState.STARTED); EndConditions.Put(endEndpoint, new ContextControllerInitTermInstance(instanceHandle, null, startTime, endTime, CurrentSubpathId)); var state = new ContextControllerInitTermState(_factory.FactoryContext.ServicesContext.SchedulingService.Time, builtinProps); _factory.FactoryContext.StateCache.AddContextPath(_factory.FactoryContext.OutermostContextName, _factory.FactoryContext.NestingLevel, _pathId, CurrentSubpathId, instanceHandle.ContextPartitionOrPathId, state, _factory.Binding); } // non-overlapping and not currently running, or overlapping if ((!contextDetailInitiatedTerminated.IsOverlapping && !currentlyRunning) || contextDetailInitiatedTerminated.IsOverlapping) { StartCondition.Activate(optionalTriggeringEvent, null, 0, _factory.FactoryContext.IsRecoveringResilient); } return; } StartCondition = MakeEndpoint(contextDetailInitiatedTerminated.Start, filterAddendum, true, 0); // if this is single-instance mode, check if we are currently running according to schedule currentlyRunning = false; if (!contextDetailInitiatedTerminated.IsOverlapping) { currentlyRunning = DetermineCurrentlyRunning(StartCondition); } if (!currentlyRunning) { StartCondition.Activate(optionalTriggeringEvent, null, 0, _factory.FactoryContext.IsRecoveringResilient); } int pathIdToUse = importPathId ?? _pathId; InitializeFromState(optionalTriggeringEvent, optionalTriggeringPattern, filterAddendum, controllerState, pathIdToUse, null, false); }
private void InitializeFromState( EventBean optionalTriggeringEvent, IDictionary <String, Object> optionalTriggeringPattern, ContextInternalFilterAddendum filterAddendum, ContextControllerState controllerState, int pathIdToUse, AgentInstanceSelector agentInstanceSelector, bool loadingExistingState) { var states = controllerState.States; var childContexts = ContextControllerStateUtil.GetChildContexts(_factory.FactoryContext, pathIdToUse, states); var eventAdapterService = _factory.FactoryContext.ServicesContext.EventAdapterService; var maxSubpathId = int.MinValue; foreach (var entry in childContexts) { var state = (ContextControllerInitTermState)_factory.Binding.ByteArrayToObject(entry.Value.Blob, eventAdapterService); if (_distinctContexts != null) { var filter = (ContextControllerConditionFilter)StartCondition; var @event = (EventBean)state.PatternData.Get(filter.EndpointFilterSpec.OptionalFilterAsName); AddDistinctKey(@event); } if (controllerState.IsImported) { KeyValuePair <ContextControllerCondition, ContextControllerInitTermInstance>?existing = null; foreach (var entryExisting in EndConditions) { if (Compare(state.StartTime, state.PatternData, null, entryExisting.Value.StartTime, entryExisting.Value.StartProperties, null)) { existing = entryExisting; break; } } if (existing != null) { ContextControllerInstanceHandle existingHandle = existing.Value.Value.InstanceHandle; if (existingHandle != null) { ActivationCallback.ContextPartitionNavigate(existingHandle, this, controllerState, entry.Value.OptionalContextPartitionId.Value, filterAddendum, agentInstanceSelector, entry.Value.Blob, loadingExistingState); continue; } } } var endEndpoint = MakeEndpoint(_factory.ContextDetailInitiatedTerminated.End, filterAddendum, false, entry.Key.SubPath); var timeOffset = _factory.FactoryContext.ServicesContext.SchedulingService.Time - state.StartTime; endEndpoint.Activate(optionalTriggeringEvent, null, timeOffset, _factory.FactoryContext.IsRecoveringResilient); var startTime = state.StartTime; var endTime = endEndpoint.ExpectedEndTime; var builtinProps = GetBuiltinProperties(_factory.FactoryContext.ContextName, startTime, endTime, state.PatternData); var contextPartitionId = entry.Value.OptionalContextPartitionId; var assignedSubPathId = !controllerState.IsImported ? entry.Key.SubPath : ++CurrentSubpathId; var instanceHandle = ActivationCallback.ContextPartitionInstantiate(contextPartitionId, assignedSubPathId, entry.Key.SubPath, this, optionalTriggeringEvent, optionalTriggeringPattern, null, builtinProps, controllerState, filterAddendum, loadingExistingState || _factory.FactoryContext.IsRecoveringResilient, entry.Value.State); EndConditions.Put(endEndpoint, new ContextControllerInitTermInstance(instanceHandle, state.PatternData, startTime, endTime, assignedSubPathId)); if (entry.Key.SubPath > maxSubpathId) { maxSubpathId = assignedSubPathId; } } if (!controllerState.IsImported) { CurrentSubpathId = maxSubpathId != int.MinValue ? maxSubpathId : 0; } }
public void ImportStartPaths(ContextControllerState state, AgentInstanceSelector agentInstanceSelector) { _rootContext.ImportContextPartitions(state, 0, null, agentInstanceSelector); }
public void ContextPartitionNavigate(ContextControllerInstanceHandle existingHandle, ContextController originator, ContextControllerState controllerState, int exportedCPOrPathId, ContextInternalFilterAddendum filterAddendum, AgentInstanceSelector agentInstanceSelector, byte[] payload, bool isRecoveringResilient) { var entry = _agentInstances.Get(existingHandle.ContextPartitionOrPathId); if (entry == null) { return; } if (entry.State == ContextPartitionState.STOPPED) { entry.State = ContextPartitionState.STARTED; entry.AgentInstances.Clear(); foreach (var statement in _statements) { var instance = StartStatement(existingHandle.ContextPartitionOrPathId, statement.Value, originator, entry.InitPartitionKey, entry.InitContextProperties, false); entry.AgentInstances.Add(instance); } var key = new ContextStatePathKey(1, 0, existingHandle.SubPathId); var value = new ContextStatePathValue(existingHandle.ContextPartitionOrPathId, payload, ContextPartitionState.STARTED); _rootContext.Factory.FactoryContext.StateCache.UpdateContextPath(_contextName, key, value); } else { IList <AgentInstance> removed = new List <AgentInstance>(2); IList <AgentInstance> added = new List <AgentInstance>(2); foreach (var agentInstance in entry.AgentInstances) { if (!agentInstanceSelector.Select(agentInstance)) { continue; } // remove StatementAgentInstanceUtil.StopAgentInstanceRemoveResources(agentInstance, null, _servicesContext, false, false); removed.Add(agentInstance); // start var statementDesc = _statements.Get(agentInstance.AgentInstanceContext.StatementId); var instance = StartStatement(existingHandle.ContextPartitionOrPathId, statementDesc, originator, entry.InitPartitionKey, entry.InitContextProperties, isRecoveringResilient); added.Add(instance); if (controllerState.PartitionImportCallback != null) { controllerState.PartitionImportCallback.Existing(existingHandle.ContextPartitionOrPathId, exportedCPOrPathId); } } entry.AgentInstances.RemoveAll(removed); entry.AgentInstances.AddAll(added); } }
public void Activate(EventBean optionalTriggeringEvent, IDictionary <String, Object> optionalTriggeringPattern, ContextControllerState controllerState, ContextInternalFilterAddendum activationFilterAddendum, int?importPathId) { ContextControllerFactoryContext factoryContext = _factory.FactoryContext; _activationFilterAddendum = activationFilterAddendum; if (factoryContext.NestingLevel == 1) { controllerState = ContextControllerStateUtil.GetRecoveryStates(_factory.FactoryContext.StateCache, factoryContext.OutermostContextName); } if (controllerState == null) { // handle preallocate if (_factory.HashedSpec.IsPreallocate) { for (int i = 0; i < _factory.HashedSpec.Granularity; i++) { var properties = ContextPropertyEventType.GetHashBean(factoryContext.ContextName, i); _currentSubpathId++; // merge filter addendum, if any var filterAddendumToUse = activationFilterAddendum; if (_factory.HasFiltersSpecsNestedContexts) { filterAddendumToUse = activationFilterAddendum != null?activationFilterAddendum.DeepCopy() : new ContextInternalFilterAddendum(); _factory.PopulateContextInternalFilterAddendums(filterAddendumToUse, i); } ContextControllerInstanceHandle handle = _activationCallback.ContextPartitionInstantiate(null, _currentSubpathId, null, this, optionalTriggeringEvent, null, i, properties, controllerState, filterAddendumToUse, _factory.FactoryContext.IsRecoveringResilient, ContextPartitionState.STARTED); _partitionKeys.Put(i, handle); _factory.FactoryContext.StateCache.AddContextPath( _factory.FactoryContext.OutermostContextName, _factory.FactoryContext.NestingLevel, _pathId, _currentSubpathId, handle.ContextPartitionOrPathId, i, _factory.Binding); } return; } // start filters if not preallocated ActivateFilters(optionalTriggeringEvent); return; } // initialize from existing state int pathIdToUse = importPathId ?? _pathId; InitializeFromState(optionalTriggeringEvent, optionalTriggeringPattern, controllerState, pathIdToUse, null, false); // activate filters if (!_factory.HashedSpec.IsPreallocate) { ActivateFilters(null); } }
private void InitializeFromState( EventBean optionalTriggeringEvent, IDictionary <String, Object> optionalTriggeringPattern, ContextInternalFilterAddendum activationFilterAddendum, ContextControllerState controllerState, int pathIdToUse, AgentInstanceSelector agentInstanceSelector, bool loadingExistingState) { var states = controllerState.States; var childContexts = ContextControllerStateUtil.GetChildContexts( Factory.FactoryContext, pathIdToUse, states); int maxSubpathId = int.MinValue; foreach (var entry in childContexts) { var categoryNumber = (int)_factory.Binding.ByteArrayToObject(entry.Value.Blob, null); ContextDetailCategoryItem category = _factory.CategorySpec.Items[categoryNumber]; // merge filter addendum, if any var filterAddendumToUse = activationFilterAddendum; if (_factory.HasFiltersSpecsNestedContexts) { filterAddendumToUse = activationFilterAddendum != null ? activationFilterAddendum.DeepCopy() : new ContextInternalFilterAddendum(); _factory.PopulateContextInternalFilterAddendums(filterAddendumToUse, categoryNumber); } // check if exists already if (controllerState.IsImported) { var existingHandle = _handleCategories.Get(categoryNumber); if (existingHandle != null) { _activationCallback.ContextPartitionNavigate( existingHandle, this, controllerState, entry.Value.OptionalContextPartitionId.Value, filterAddendumToUse, agentInstanceSelector, entry.Value.Blob, loadingExistingState); continue; } } var context = ContextPropertyEventType.GetCategorizedBean(Factory.FactoryContext.ContextName, 0, category.Name); var contextPartitionId = entry.Value.OptionalContextPartitionId.Value; var assignedSubPathId = !controllerState.IsImported ? entry.Key.SubPath : ++_currentSubpathId; var handle = _activationCallback.ContextPartitionInstantiate( contextPartitionId, assignedSubPathId, entry.Key.SubPath, this, null, null, categoryNumber, context, controllerState, filterAddendumToUse, loadingExistingState || Factory.FactoryContext.IsRecoveringResilient, entry.Value.State); _handleCategories.Put(categoryNumber, handle); if (entry.Key.SubPath > maxSubpathId) { maxSubpathId = assignedSubPathId; } } if (!controllerState.IsImported) { _currentSubpathId = maxSubpathId != int.MinValue ? maxSubpathId : 0; } }
private void InitializeFromState( EventBean optionalTriggeringEvent, IDictionary <String, Object> optionalTriggeringPattern, ContextInternalFilterAddendum filterAddendum, ContextControllerState controllerState, int pathIdToUse, AgentInstanceSelector agentInstanceSelector, bool loadingExistingState) { var factoryContext = _factory.FactoryContext; var states = controllerState.States; // restart if there are states var maxSubpathId = int.MinValue; var childContexts = ContextControllerStateUtil.GetChildContexts(factoryContext, pathIdToUse, states); var eventAdapterService = _factory.FactoryContext.ServicesContext.EventAdapterService; foreach (var entry in childContexts) { var keys = (Object[])_factory.Binding.ByteArrayToObject(entry.Value.Blob, eventAdapterService); var mapKey = GetKeyObjectForLookup(keys); // merge filter addendum, if any var myFilterAddendum = _activationFilterAddendum; if (_factory.HasFiltersSpecsNestedContexts) { filterAddendum = _activationFilterAddendum != null ? _activationFilterAddendum.DeepCopy() : new ContextInternalFilterAddendum(); _factory.PopulateContextInternalFilterAddendums(filterAddendum, mapKey); } // check if exists already if (controllerState.IsImported) { var existingHandle = _partitionKeys.Get(mapKey); if (existingHandle != null) { _activationCallback.ContextPartitionNavigate( existingHandle, this, controllerState, entry.Value.OptionalContextPartitionId.Value, myFilterAddendum, agentInstanceSelector, entry.Value.Blob, loadingExistingState); continue; } } var props = ContextPropertyEventType.GetPartitionBean( factoryContext.ContextName, 0, mapKey, _factory.SegmentedSpec.Items[0].PropertyNames); var assignedSubpathId = !controllerState.IsImported ? entry.Key.SubPath : ++_currentSubpathId; var handle = _activationCallback.ContextPartitionInstantiate( entry.Value.OptionalContextPartitionId, assignedSubpathId, entry.Key.SubPath, this, optionalTriggeringEvent, optionalTriggeringPattern, mapKey, props, controllerState, myFilterAddendum, loadingExistingState || factoryContext.IsRecoveringResilient, entry.Value.State); _partitionKeys.Put(mapKey, handle); if (entry.Key.SubPath > maxSubpathId) { maxSubpathId = assignedSubpathId; } } if (!controllerState.IsImported) { _currentSubpathId = maxSubpathId != int.MinValue ? maxSubpathId : 0; } }
public void Activate(EventBean optionalTriggeringEvent, IDictionary <String, Object> optionalTriggeringPattern, ContextControllerState controllerState, ContextInternalFilterAddendum filterAddendum, int?importPathId) { var factoryContext = _factory.FactoryContext; _activationFilterAddendum = filterAddendum; foreach (var item in _factory.SegmentedSpec.Items) { var callback = new ContextControllerPartitionedFilterCallback(factoryContext.ServicesContext, factoryContext.AgentInstanceContextCreate, item, this, filterAddendum); _filterCallbacks.Add(callback); if (optionalTriggeringEvent != null) { var match = StatementAgentInstanceUtil.EvaluateFilterForStatement(factoryContext.ServicesContext, optionalTriggeringEvent, factoryContext.AgentInstanceContextCreate, callback.FilterHandle); if (match) { callback.MatchFound(optionalTriggeringEvent, null); } } } if (factoryContext.NestingLevel == 1) { controllerState = ContextControllerStateUtil.GetRecoveryStates(_factory.FactoryContext.StateCache, factoryContext.OutermostContextName); } if (controllerState == null) { return; } int?pathIdToUse = importPathId ?? _pathId; InitializeFromState(optionalTriggeringEvent, optionalTriggeringPattern, filterAddendum, controllerState, pathIdToUse.Value, null, false); }
public ContextControllerInstanceHandle ContextPartitionInstantiate( int?optionalContextPartitionId, int subPathId, int?importSubpathId, ContextController originator, EventBean optionalTriggeringEvent, IDictionary <String, Object> optionalTriggeringPattern, Object partitionKey, IDictionary <String, Object> contextProperties, ContextControllerState states, ContextInternalFilterAddendum filterAddendum, bool isRecoveringResilient, ContextPartitionState state) { using (_iLock.Acquire()) { ContextControllerTreeEntry entry; // detect non-leaf var nestingLevel = originator.Factory.FactoryContext.NestingLevel; // starts at 1 for root if (nestingLevel < _nestedContextFactories.Length) { // next sub-sontext var nextFactory = _nestedContextFactories[originator.Factory.FactoryContext.NestingLevel]; var nextContext = nextFactory.CreateNoCallback(subPathId, this); // link current context to sub-context var branch = _subcontexts.Get(originator); if (branch.ChildContexts == null) { branch.ChildContexts = new Dictionary <int, ContextController>(); } branch.ChildContexts.Put(subPathId, nextContext); // save child branch, linking sub-context to its parent entry = new ContextControllerTreeEntry(originator, null, partitionKey, contextProperties); _subcontexts.Put(nextContext, entry); // now post-initialize, this may actually call back nextContext.Activate( optionalTriggeringEvent, optionalTriggeringPattern, states, filterAddendum, importSubpathId); if (Log.IsDebugEnabled) { Log.Debug( "Instantiating branch context path for " + _contextName + " from level " + originator.Factory.FactoryContext.NestingLevel + "(" + originator.Factory.FactoryContext.ContextName + ")" + " parentPath " + originator.PathId + " for level " + nextContext.Factory.FactoryContext.NestingLevel + "(" + nextContext.Factory.FactoryContext.ContextName + ")" + " childPath " + subPathId ); } return(new ContextManagerNestedInstanceHandle(subPathId, nextContext, subPathId, true, null)); } // assign context id int assignedContextId; if (optionalContextPartitionId != null && !states.IsImported) { assignedContextId = optionalContextPartitionId.Value; _contextPartitionIdManager.AddExisting(optionalContextPartitionId.Value); } else { assignedContextId = _contextPartitionIdManager.AllocateId(); if (states != null && states.PartitionImportCallback != null && optionalContextPartitionId != null) { states.PartitionImportCallback.Allocated(assignedContextId, optionalContextPartitionId.Value); } } if (Log.IsDebugEnabled) { Log.Debug( "Instantiating agent instance for " + _contextName + " from level " + originator.Factory.FactoryContext.NestingLevel + "(" + originator.Factory.FactoryContext.ContextName + ")" + " parentPath " + originator.PathId + " contextPartId " + assignedContextId); } // handle leaf creation IList <AgentInstance> newInstances = new List <AgentInstance>(); if (state == ContextPartitionState.STARTED) { foreach (var statementEntry in _statements) { var statementDesc = statementEntry.Value; var instance = StartStatement( assignedContextId, statementDesc, originator, partitionKey, contextProperties, isRecoveringResilient); newInstances.Add(instance); } } // for all new contexts: evaluate this event for this statement if (optionalTriggeringEvent != null) { StatementAgentInstanceUtil.EvaluateEventForStatement( _servicesContext, optionalTriggeringEvent, optionalTriggeringPattern, newInstances); } // save leaf entry = _subcontexts.Get(originator); if (entry.AgentInstances == null) { entry.AgentInstances = new LinkedHashMap <int, ContextControllerTreeAgentInstanceList>(); } var filterVersion = _servicesContext.FilterService.FiltersVersion; var agentInstanceList = new ContextControllerTreeAgentInstanceList( filterVersion, partitionKey, contextProperties, newInstances, state); entry.AgentInstances.Put(assignedContextId, agentInstanceList); return(new ContextManagerNestedInstanceHandle( subPathId, originator, assignedContextId, false, agentInstanceList)); } }
public void ContextPartitionNavigate( ContextControllerInstanceHandle existingHandle, ContextController originator, ContextControllerState controllerState, int exportedCPOrPathId, ContextInternalFilterAddendum filterAddendum, AgentInstanceSelector agentInstanceSelector, byte[] payload, bool isRecoveringResilient) { var nestedHandle = (ContextManagerNestedInstanceHandle)existingHandle; // detect non-leaf var nestingLevel = originator.Factory.FactoryContext.NestingLevel; // starts at 1 for root if (nestingLevel < _nestedContextFactories.Length) { nestedHandle.Controller.ImportContextPartitions( controllerState, exportedCPOrPathId, filterAddendum, agentInstanceSelector); return; } var entry = _subcontexts.Get(originator); if (entry == null) { return; } foreach (var cpEntry in entry.AgentInstances.ToArray()) { if (cpEntry.Value.State == ContextPartitionState.STOPPED) { cpEntry.Value.State = ContextPartitionState.STARTED; entry.AgentInstances.Clear(); foreach (var statement in _statements) { var instance = StartStatement( existingHandle.ContextPartitionOrPathId, statement.Value, originator, cpEntry.Value.InitPartitionKey, entry.InitContextProperties, false); cpEntry.Value.AgentInstances.Add(instance); } var key = new ContextStatePathKey( _nestedContextFactories.Length, originator.PathId, existingHandle.SubPathId); var value = new ContextStatePathValue( existingHandle.ContextPartitionOrPathId, payload, ContextPartitionState.STARTED); originator.Factory.FactoryContext.StateCache.UpdateContextPath(_contextName, key, value); } else { IList <AgentInstance> removed = new List <AgentInstance>(2); IList <AgentInstance> added = new List <AgentInstance>(2); var current = cpEntry.Value.AgentInstances; foreach (var agentInstance in current) { if (!agentInstanceSelector.Select(agentInstance)) { continue; } // remove StatementAgentInstanceUtil.StopAgentInstanceRemoveResources( agentInstance, null, _servicesContext, false, false); removed.Add(agentInstance); // start var statementDesc = _statements.Get(agentInstance.AgentInstanceContext.StatementId); var instance = StartStatement( cpEntry.Key, statementDesc, originator, cpEntry.Value.InitPartitionKey, entry.InitContextProperties, false); added.Add(instance); if (controllerState.PartitionImportCallback != null) { controllerState.PartitionImportCallback.Existing( existingHandle.ContextPartitionOrPathId, exportedCPOrPathId); } } current.RemoveAll(removed); current.AddAll(added); } } }