/// <summary>节点实例监听器</summary>
public virtual void onNodeInstanceEventFired(NodeInstanceEvent e)
{
//同步器节点的监听器触发条件，是在离开这个节点的时候
if (e.EventType == NodeInstanceEventEnum.NODEINSTANCE_LEAVING)
{
ISynchronizerInstance syncInst = (ISynchronizerInstance)e.getSource();
IPersistenceService persistenceService = this.RuntimeContext.PersistenceService;
//删除同步器节点的token
persistenceService.DeleteTokensForNode(e.Token.ProcessInstanceId, syncInst.Synchronizer.Id);
}
}
/// <summary>节点实例监听器</summary>
public override void onNodeInstanceEventFired(NodeInstanceEvent e)
{
//同步器节点的监听器触发条件，是在离开这个节点的时候
if (e.EventType == NodeInstanceEventEnum.NODEINSTANCE_LEAVING)
{
ISynchronizerInstance syncInst = (ISynchronizerInstance)e.getSource();
IPersistenceService persistenceService = this.RuntimeContext.PersistenceService;
//删除同步器节点的token
persistenceService.DeleteTokensForNode(e.Token.ProcessInstanceId, syncInst.Synchronizer.Id);
}
//如果节点实例结束，就触发
if (e.EventType == NodeInstanceEventEnum.NODEINSTANCE_COMPLETED)
{
// 执行ProcessInstance的complete操作
IToken tk = e.Token;
ProcessInstance currentProcessInstance = (ProcessInstance)tk.ProcessInstance;
currentProcessInstance.complete();
}
}
/// <summary>生成joinPoint</summary>
/// <param name="synchInst"></param>
/// <param name="token"></param>
/// <returns></returns>
public IJoinPoint createJoinPoint(ISynchronizerInstance synchInst, IToken token)// throws EngineException
{
int enterTransInstanceCount = synchInst.EnteringTransitionInstances.Count;
if (enterTransInstanceCount == 0)//检查流程定义是否合法，同步器节点必须有输入边
{
throw new EngineException(this.Id, this.WorkflowProcess,
synchInst.Synchronizer.Id, "The process definition [" + this.Name + "] is invalid，the synchronizer[" + synchInst.Synchronizer + "] has no entering transition");
}
IPersistenceService persistenceService = this.RuntimeContext.PersistenceService;
//保存到数据库
persistenceService.SaveOrUpdateToken(token);
IJoinPoint resultJoinPoint = null;
resultJoinPoint = new JoinPoint();
resultJoinPoint.ProcessInstance = this;
resultJoinPoint.SynchronizerId = synchInst.Synchronizer.Id;
if (enterTransInstanceCount == 1)
{
// 生成一个不存储到数据库中的JoinPoint
resultJoinPoint.addValue(token.Value);
if (token.IsAlive)
{
resultJoinPoint.Alive = true;
resultJoinPoint.FromActivityId = token.FromActivityId;
}
resultJoinPoint.StepNumber = token.StepNumber + 1;
return(resultJoinPoint);
}
else
{
int stepNumber = 0;
List <IToken> tokensList_0 = persistenceService.FindTokensForProcessInstance(this.Id, synchInst.Synchronizer.Id);
Dictionary <String, IToken> tokensMap = new Dictionary <String, IToken>();
for (int i = 0; i < tokensList_0.Count; i++)
{
IToken tmpToken = (IToken)tokensList_0[i];
String tmpFromActivityId = tmpToken.FromActivityId;
if (!tokensMap.ContainsKey(tmpFromActivityId))
{
tokensMap.Add(tmpFromActivityId, tmpToken);
}
else
{
//TODO ====下面的代码有意义吗？===start===wmj2003
IToken tmpToken2 = (IToken)tokensMap[tmpFromActivityId];
if (tmpToken2.StepNumber > tmpToken.StepNumber)
{
tokensMap[tmpFromActivityId] = tmpToken2;
}
//TODO ====下面的代码有意义吗？===end===wmj2003
}
}
List <IToken> tokensList = new List <IToken>(tokensMap.Values);
for (int i = 0; i < tokensList.Count; i++)
{
IToken _token = (IToken)tokensList[i];
resultJoinPoint.addValue(_token.Value);
if (_token.IsAlive)//如果token的状态是alive
{
resultJoinPoint.Alive = true;
String oldFromActivityId = resultJoinPoint.FromActivityId;
if (String.IsNullOrEmpty(oldFromActivityId))
{
resultJoinPoint.FromActivityId = _token.FromActivityId;
}
else
{
resultJoinPoint.FromActivityId = oldFromActivityId + TokenFrom.FROM_ACTIVITY_ID_SEPARATOR + _token.FromActivityId;
}
}
if (token.StepNumber > stepNumber)
{
stepNumber = token.StepNumber;
}
}
resultJoinPoint.StepNumber = stepNumber + 1;
return(resultJoinPoint);
}
}
// throws EngineException
/// <summary>生成joinPoint</summary>
/// <param name="synchInst"></param>
/// <param name="token"></param>
/// <returns></returns>
public IJoinPoint createJoinPoint(ISynchronizerInstance synchInst, IToken token)
{
int enterTransInstanceCount = synchInst.EnteringTransitionInstances.Count;
if (enterTransInstanceCount == 0)//检查流程定义是否合法，同步器节点必须有输入边
{
throw new EngineException(this.Id, this.WorkflowProcess,
synchInst.Synchronizer.Id, "The process definition [" + this.Name + "] is invalid，the synchronizer[" + synchInst.Synchronizer + "] has no entering transition");
}
IPersistenceService persistenceService = this.RuntimeContext.PersistenceService;
//保存到数据库
persistenceService.SaveOrUpdateToken(token);
IJoinPoint resultJoinPoint = null;
resultJoinPoint = new JoinPoint();
resultJoinPoint.ProcessInstance=this;
resultJoinPoint.SynchronizerId=synchInst.Synchronizer.Id;
if (enterTransInstanceCount == 1)
{
// 生成一个不存储到数据库中的JoinPoint
resultJoinPoint.addValue(token.Value);
if (token.IsAlive)
{
resultJoinPoint.Alive=true;
resultJoinPoint.FromActivityId=token.FromActivityId;
}
resultJoinPoint.StepNumber=token.StepNumber + 1;
return resultJoinPoint;
}
else
{
int stepNumber = 0;
List<IToken> tokensList_0 = persistenceService.FindTokensForProcessInstance(this.Id, synchInst.Synchronizer.Id);
Dictionary<String, IToken> tokensMap = new Dictionary<String, IToken>();
for (int i = 0; i < tokensList_0.Count; i++)
{
IToken tmpToken = (IToken)tokensList_0[i];
String tmpFromActivityId = tmpToken.FromActivityId;
if (!tokensMap.ContainsKey(tmpFromActivityId))
{
tokensMap.Add(tmpFromActivityId, tmpToken);
}
else
{
//TODO ====下面的代码有意义吗？===start===wmj2003
IToken tmpToken2 = (IToken)tokensMap[tmpFromActivityId];
if (tmpToken2.StepNumber > tmpToken.StepNumber)
{
tokensMap[tmpFromActivityId] = tmpToken2;
}
//TODO ====下面的代码有意义吗？===end===wmj2003
}
}
List<IToken> tokensList = new List<IToken>(tokensMap.Values);
for (int i = 0; i < tokensList.Count; i++)
{
IToken _token = (IToken)tokensList[i];
resultJoinPoint.addValue(_token.Value);
if (_token.IsAlive)//如果token的状态是alive
{
resultJoinPoint.Alive=true;
String oldFromActivityId = resultJoinPoint.FromActivityId;
if (String.IsNullOrEmpty(oldFromActivityId))
{
resultJoinPoint.FromActivityId=_token.FromActivityId;
}
else
{
resultJoinPoint.FromActivityId=oldFromActivityId + TokenFrom.FROM_ACTIVITY_ID_SEPARATOR + _token.FromActivityId;
}
}
if (token.StepNumber > stepNumber)
{
stepNumber = token.StepNumber;
}
}
resultJoinPoint.StepNumber=stepNumber + 1;
return resultJoinPoint;
}
}
