protected internal virtual void ValidateAndSwitchVersionOfExecution(CommandContext commandContext,
ExecutionEntity execution, ProcessDefinitionEntity newProcessDefinition)
{
// check that the new process definition version contains the current activity
if (execution.Activity != null)
{
string activityId = execution.Activity.Id;
IPvmActivity newActivity = newProcessDefinition.FindActivity(activityId);
if (newActivity == null)
{
throw new ProcessEngineException("The new process definition " + "(key = '" + newProcessDefinition.Key + "') " + "does not contain the current activity " + "(id = '" + activityId + "') " + "of the process instance " + "(id = '" + _processInstanceId + "').");
}
// clear cached activity so that outgoing transitions are refreshed
execution.Activity = (newActivity);
}
// switch the process instance to the new process definition version
execution.SetProcessDefinition(newProcessDefinition);
// and change possible existing tasks (as the process definition id is stored there too)
IList <TaskEntity> tasks = commandContext.TaskManager.FindTasksByExecutionId(execution.Id);
foreach (TaskEntity taskEntity in tasks)
{
taskEntity.ProcessDefinitionId = newProcessDefinition.Id;
}
}
protected internal virtual void HandleStartEvent(EventSubscriptionEntity eventSubscription, object payload,
CommandContext commandContext)
{
var processDefinitionId = eventSubscription.Configuration;
EnsureUtil.EnsureNotNull(
"Configuration of signal start event subscription '" + eventSubscription.Id +
"' contains no process definition id.", processDefinitionId);
DeploymentCache deploymentCache = Context.ProcessEngineConfiguration.DeploymentCache;
ProcessDefinitionEntity processDefinition =
deploymentCache.FindDeployedProcessDefinitionById(processDefinitionId);
if (processDefinition == null || processDefinition.Suspended)
{
// ignore event subscription
Log.DebugIgnoringEventSubscription(eventSubscription, processDefinitionId);
}
else
{
ActivityImpl signalStartEvent = (ActivityImpl)processDefinition.FindActivity(eventSubscription.ActivityId);
IPvmProcessInstance processInstance = processDefinition.CreateProcessInstanceForInitial(signalStartEvent);
processInstance.Start();
}
}
[Deployment]//表达式解析相关
public virtual void TestParseNamespaceInConditionExpressionType()
{
ICommandExecutor commandExecutor = processEngineConfiguration.CommandExecutorTxRequired;
ProcessDefinitionEntity processDefinitionEntity = commandExecutor.Execute <ProcessDefinitionEntity>(new CommandAnonymousInnerClass2(this));
// Test that the process definition has been deployed
Assert.NotNull(processDefinitionEntity);
IPvmActivity activity = processDefinitionEntity.FindActivity("ExclusiveGateway_1");
Assert.NotNull(activity);
// Test that the conditions has been resolved
foreach (IPvmTransition transition in activity.OutgoingTransitions)
{
if (transition.Destination.Id.Equals("Task_2"))
{
Assert.AreEqual("#{approved}", transition.GetProperty("conditionText"));
//Assert.True(transition.GetProperty("conditionText").Equals("#{approved}"));
}
else if (transition.Destination.Id.Equals("Task_3"))
{
Assert.True(transition.GetProperty("conditionText").Equals("#{!approved}"));
}
else
{
Assert.Fail("Something went wrong");
}
}
}
protected internal virtual ActivityImpl FindActivityInDeployedProcessDefinition(string activityId)
{
IProcessDefinition processDefinition = repositoryService.CreateProcessDefinitionQuery().First();
Assert.NotNull(processDefinition);
ProcessDefinitionEntity cachedProcessDefinition = processEngineConfiguration.DeploymentCache.ProcessDefinitionCache.Get(processDefinition.Id);
return(cachedProcessDefinition.FindActivity(activityId) as ActivityImpl);
}
protected internal virtual ActivityImpl FindActivity(IProcessInstance pi, string activityId)
{
ProcessInstanceWithVariablesImpl entity = (ProcessInstanceWithVariablesImpl)pi;
ProcessDefinitionEntity processDefEntity = (entity.ExecutionEntity as ExecutionEntity).ProcessDefinition as ProcessDefinitionEntity;
Assert.NotNull(processDefEntity);
ActivityImpl activity = processDefEntity.FindActivity(activityId) as ActivityImpl;
Assert.NotNull(activity);
return(activity);
}
protected internal virtual ActivityImpl GetCurrentActivity(CommandContext commandContext, JobEntity job)
{
var type = job.JobHandlerType;
ActivityImpl activity = null;
if (SupportedTypes.Contains(type))// SUPPORTED_TYPES.Contains(type))
{
DeploymentCache deploymentCache = Context.ProcessEngineConfiguration.DeploymentCache;
ProcessDefinitionEntity processDefinitionEntity =
deploymentCache.FindDeployedProcessDefinitionById(job.ProcessDefinitionId);
activity = (ActivityImpl)processDefinitionEntity.FindActivity(job.ActivityId);
}
return(activity);
}
