public void ProcessEndState(EndStateImpl endState, ExecutionContextImpl executionContext,DbSession dbSession)
{
delegationService.RunActionsForEvent(EventType.PROCESS_INSTANCE_END, endState.ProcessDefinition.Id, executionContext,dbSession);
executionContext.CreateLog(EventType.PROCESS_INSTANCE_END);
FlowImpl rootFlow = (FlowImpl) executionContext.GetFlow();
rootFlow.ActorId = null;
rootFlow.End = DateTime.Now;
rootFlow.Node = endState; // setting the node is not necessary if this method is called
// from processTransition, but it is necessary if this method is
// called from cancelProcessInstance in the component-impl.
ProcessInstanceImpl processInstance = (ProcessInstanceImpl) executionContext.GetProcessInstance();
FlowImpl superProcessFlow = (FlowImpl) processInstance.SuperProcessFlow;
if (superProcessFlow != null)
{
log.Debug("reactivating the super process...");
// create the execution context for the parent-process
ExecutionContextImpl superExecutionContext = new ExecutionContextImpl(executionContext.PreviousActorId, superProcessFlow, executionContext.DbSession, executionContext.GetOrganisationComponent());
superExecutionContext.SetInvokedProcessContext(executionContext);
// delegate the attributeValues
ProcessStateImpl processState = (ProcessStateImpl) superProcessFlow.Node;
Object[] completionData = delegationHelper.DelegateProcessTermination(processState.ProcessInvokerDelegation, superExecutionContext);
IDictionary attributeValues = (IDictionary) completionData[0];
String transitionName = (String) completionData[1];
TransitionImpl transition = transitionRepository.GetTransition(transitionName, processState, executionContext.DbSession);
// process the super process transition
ProcessTransition(transition, superExecutionContext,dbSession);
}
}
public void ProcessProcessState(ProcessStateImpl processState, ExecutionContextImpl executionContext,DbSession dbSession)
{
// TODO : try to group similarities between this method and ExecutionComponentImpl.startProcessInstance and
// group them in a common method
// provide a convenient local var for the database session
//DbSession dbSession = executionContext.DbSession;
// get the sub-process-definition and its start-state
ProcessDefinitionImpl subProcessDefinition = (ProcessDefinitionImpl) processState.SubProcess;
StartStateImpl startState = (StartStateImpl) subProcessDefinition.StartState;
log.Info("processState '" + processState.Name + "' starts an instance of process '" + subProcessDefinition.Name + "'...");
// get the actor that is supposed to start this process instance
IActor subProcessStarter = actorExpressionResolver.ResolveArgument(processState.ActorExpression, executionContext);
String subProcessStarterId = subProcessStarter.Id;
// create the process-instance
ProcessInstanceImpl subProcessInstance = new ProcessInstanceImpl(subProcessStarterId, subProcessDefinition);
FlowImpl rootFlow = (FlowImpl) subProcessInstance.RootFlow;
// attach the subProcesInstance to the parentFlow
FlowImpl superProcessFlow = (FlowImpl) executionContext.GetFlow();
superProcessFlow.SetSubProcessInstance(subProcessInstance);
subProcessInstance.SuperProcessFlow = superProcessFlow;
// create the execution context for the sub-process
ExecutionContextImpl subExecutionContext = new ExecutionContextImpl(subProcessStarterId, rootFlow, dbSession, executionContext.GetOrganisationComponent());
// save the process instance to allow hibernate queries
dbSession.Save(subProcessInstance);
// add the log
executionContext.CreateLog(EventType.SUB_PROCESS_INSTANCE_START);
executionContext.AddLogDetail(new ObjectReferenceImpl(subProcessInstance));
// delegate the attributeValues
Object[] processInvocationData = delegationHelper.DelegateProcessInvocation(processState.ProcessInvokerDelegation, subExecutionContext);
String transitionName = (String) processInvocationData[0];
IDictionary attributeValues = (IDictionary) processInvocationData[1];
// store the attributes
subExecutionContext.CreateLog(subProcessStarterId, EventType.PROCESS_INSTANCE_START);
subExecutionContext.StoreAttributeValues(attributeValues);
subExecutionContext.StoreRole(subProcessStarterId, startState);
// log event & trigger actions
delegationService.RunActionsForEvent(EventType.SUB_PROCESS_INSTANCE_START, processState.Id, subExecutionContext,dbSession);
delegationService.RunActionsForEvent(EventType.PROCESS_INSTANCE_START, subProcessDefinition.Id, subExecutionContext,dbSession);
// from here on, we consider the actor as being the previous actor
subExecutionContext.SetActorAsPrevious();
// process the start-transition
TransitionImpl startTransition = transitionRepository.GetTransition(transitionName, startState, dbSession);
ProcessTransition(startTransition, subExecutionContext,dbSession);
// add the assigned flows of the subContext to the parentContext
executionContext.AssignedFlows.AddRange(subExecutionContext.AssignedFlows);
// flush the updates to the db
dbSession.Update(subProcessInstance);
dbSession.Flush();
}
public void ProcessEndState(EndStateImpl endState, ExecutionContextImpl executionContext, DbSession dbSession)
{
delegationService.RunActionsForEvent(EventType.PROCESS_INSTANCE_END, endState.ProcessDefinition.Id, executionContext, dbSession);
executionContext.CreateLog(EventType.PROCESS_INSTANCE_END);
FlowImpl rootFlow = (FlowImpl)executionContext.GetFlow();
rootFlow.ActorId = null;
rootFlow.End = DateTime.Now;
rootFlow.Node = endState; // setting the node is not necessary if this method is called
// from processTransition, but it is necessary if this method is
// called from cancelProcessInstance in the component-impl.
ProcessInstanceImpl processInstance = (ProcessInstanceImpl)executionContext.GetProcessInstance();
FlowImpl superProcessFlow = (FlowImpl)processInstance.SuperProcessFlow;
if (superProcessFlow != null)
{
log.Debug("reactivating the super process...");
// create the execution context for the parent-process
ExecutionContextImpl superExecutionContext = new ExecutionContextImpl(executionContext.PreviousActorId, superProcessFlow, executionContext.DbSession, executionContext.GetOrganisationComponent());
superExecutionContext.SetInvokedProcessContext(executionContext);
// delegate the attributeValues
ProcessStateImpl processState = (ProcessStateImpl)superProcessFlow.Node;
Object[] completionData = delegationHelper.DelegateProcessTermination(processState.ProcessInvokerDelegation, superExecutionContext);
IDictionary attributeValues = (IDictionary)completionData[0];
String transitionName = (String)completionData[1];
TransitionImpl transition = transitionRepository.GetTransition(transitionName, processState, executionContext.DbSession);
// process the super process transition
ProcessTransition(transition, superExecutionContext, dbSession);
}
}
public void ProcessProcessState(ProcessStateImpl processState, ExecutionContextImpl executionContext, DbSession dbSession)
{
// TODO : try to group similarities between this method and ExecutionComponentImpl.startProcessInstance and
// group them in a common method
// provide a convenient local var for the database session
//DbSession dbSession = executionContext.DbSession;
// get the sub-process-definition and its start-state
ProcessDefinitionImpl subProcessDefinition = (ProcessDefinitionImpl)processState.SubProcess;
StartStateImpl startState = (StartStateImpl)subProcessDefinition.StartState;
log.Info("processState '" + processState.Name + "' starts an instance of process '" + subProcessDefinition.Name + "'...");
// get the actor that is supposed to start this process instance
IActor subProcessStarter = actorExpressionResolver.ResolveArgument(processState.ActorExpression, executionContext);
String subProcessStarterId = subProcessStarter.Id;
// create the process-instance
ProcessInstanceImpl subProcessInstance = new ProcessInstanceImpl(subProcessStarterId, subProcessDefinition);
FlowImpl rootFlow = (FlowImpl)subProcessInstance.RootFlow;
// attach the subProcesInstance to the parentFlow
FlowImpl superProcessFlow = (FlowImpl)executionContext.GetFlow();
superProcessFlow.SetSubProcessInstance(subProcessInstance);
subProcessInstance.SuperProcessFlow = superProcessFlow;
// create the execution context for the sub-process
ExecutionContextImpl subExecutionContext = new ExecutionContextImpl(subProcessStarterId, rootFlow, dbSession, executionContext.GetOrganisationComponent());
// save the process instance to allow hibernate queries
dbSession.Save(subProcessInstance);
// add the log
executionContext.CreateLog(EventType.SUB_PROCESS_INSTANCE_START);
executionContext.AddLogDetail(new ObjectReferenceImpl(subProcessInstance));
// delegate the attributeValues
Object[] processInvocationData = delegationHelper.DelegateProcessInvocation(processState.ProcessInvokerDelegation, subExecutionContext);
String transitionName = (String)processInvocationData[0];
IDictionary attributeValues = (IDictionary)processInvocationData[1];
// store the attributes
subExecutionContext.CreateLog(subProcessStarterId, EventType.PROCESS_INSTANCE_START);
subExecutionContext.StoreAttributeValues(attributeValues);
subExecutionContext.StoreRole(subProcessStarterId, startState);
// log event & trigger actions
delegationService.RunActionsForEvent(EventType.SUB_PROCESS_INSTANCE_START, processState.Id, subExecutionContext, dbSession);
delegationService.RunActionsForEvent(EventType.PROCESS_INSTANCE_START, subProcessDefinition.Id, subExecutionContext, dbSession);
// from here on, we consider the actor as being the previous actor
subExecutionContext.SetActorAsPrevious();
// process the start-transition
TransitionImpl startTransition = transitionRepository.GetTransition(transitionName, startState, dbSession);
ProcessTransition(startTransition, subExecutionContext, dbSession);
// add the assigned flows of the subContext to the parentContext
executionContext.AssignedFlows.AddRange(subExecutionContext.AssignedFlows);
// flush the updates to the db
dbSession.Update(subProcessInstance);
dbSession.Flush();
}
public Object ResolveArgumentRole(IActor resolvedActor, String[] parameters, ExecutionContextImpl executionContext)
{
if (parameters.Length != 1)
throw new SystemException("argument role expects exactly one parameter (role-name) instead of " + parameters.Length);
IActor actor = null;
if (resolvedActor == null)
{
try
{
actor = (IActor) executionContext.GetAttribute(parameters[0]);
}
catch (InvalidCastException e)
{
throw new SystemException("argument attribute(" + parameters[0] + ") does not contain an actor : " + executionContext.GetAttribute(parameters[0]).GetType().FullName, e);
}
}
else
{
String roleName = parameters[0].Trim();
try
{
IList users = executionContext.GetOrganisationComponent().FindUsersByGroupAndRole(resolvedActor.Id, roleName);
if (users.Count < 1)
throw new SystemException("no users have role " + roleName + " for group " + resolvedActor.Id);
actor = (IUser) users[0];
// TODO : create a new group if more then one user is returned on the query...
}
catch (InvalidCastException e)
{
throw new SystemException("can't resolve role-argument : a role must be calculated from a Group, not a " + resolvedActor.GetType().FullName, e);
}
catch (OrganisationRuntimeException e)
{
throw new SystemException("can't resolve role-argument : can't find the users that perform role " + roleName + " for group " + resolvedActor.Id + " : " + e.Message);
}
}
return actor;
}
public Object ResolveArgumentGroup(IActor resolvedActor, String[] parameters, ExecutionContextImpl executionContext)
{
log.Debug("resolvedActor inside resolveArgumentGroup: " + resolvedActor);
if (resolvedActor == null)
{
if (parameters.Length != 1)
throw new SystemException("argument group expects exactly one parameter instead of " + parameters.Length);
String groupId = parameters[0];
IGroup group = null;
try
{
group = executionContext.GetOrganisationComponent().FindGroupById(groupId);
}
catch (OrganisationRuntimeException e)
{
throw new SystemException("can't resolve group-argument with parameter " + groupId + " : " + e.Message);
}
return group;
}
else
{
if (parameters.Length != 1)
throw new SystemException("argument group expects exactly one parameter (membership-type) instead of " + parameters.Length);
IUser user = null;
IGroup group = null;
String membershipType = parameters[0];
try
{
group = executionContext.GetOrganisationComponent().FindGroupByMembership(resolvedActor.Id, membershipType);
}
catch (InvalidCastException e)
{
throw new SystemException("can't resolve group-argument : a group must be calculated from a User, not a " + resolvedActor.GetType().FullName, e);
}
catch (OrganisationRuntimeException e)
{
throw new SystemException("can't resolve group-argument : can't find the hierarchy-memberschip of User " + user.Id + " and membership-type " + membershipType + " : " + e.Message, e);
}
return group;
}
}
public Object ResolveArgumentActor(IActor resolvedActor, String[] parameters, ExecutionContextImpl executionContext)
{
if (parameters.Length != 1)
throw new SystemException("argument actor expects exactly one (the actor-id) parameter instead of " + parameters.Length);
IActor actor = null;
try
{
actor = executionContext.GetOrganisationComponent().FindActorById(parameters[0]);
}
catch (OrganisationRuntimeException e)
{
throw new SystemException("can't resolve actor-argument with parameter " + parameters[0], e);
}
return actor;
}
