public FormTask(IWFElement parent, String name)
: base(parent, name)
{
this.TaskType = TaskTypeEnum.FORM;
this.AssignmentStrategy = FormTaskEnum.ANY;
this.DefaultView = DefaultViewEnum.VIEWFORM;
}
public FormTask(IWFElement parent, String name)
: base(parent, name)
{
this.TaskType = TaskTypeEnum.FORM;
this.AssignmentStrategy = FormTaskEnum.ANY;
this.DefaultView = DefaultViewEnum.VIEWFORM;
}
/// <summary>通过Id查找任意元素的序列号</summary>
/// <param name="id">流程元素的id</param>
/// <returns>流程元素的序列号</returns>
public String findSnById(String id)
{
IWFElement elem = this.findWFElementById(id);
if (elem != null)
{
return(elem.Sn);
}
return(null);
}
public KernelException(IProcessInstance processInstance, IWFElement workflowElement, String errMsg)
: base(errMsg)
{
if (processInstance != null)
{
this.ProcessInstanceId = processInstance.Id;
this.ProcessId = processInstance.ProcessId;
this.ProcessName = processInstance.Name;
this.ProcessDisplayName = processInstance.DisplayName;
}
if (workflowElement != null)
{
this.WorkflowElementId = workflowElement.Id;
this.WorkflowElementName = workflowElement.Name;
this.WorkflowElementDisplayName = workflowElement.DisplayName;
}
// TODO Auto-generated constructor stub
}
protected void loadTasks(IWFElement parent, List <Task> tasks, XElement xElement)
{
if (xElement == null)
{
return;
}
tasks.Clear();
var partNos = GetXElements(xElement, TASK);
foreach (XElement node in partNos)
{
Task task = createTask(parent, node);
if (task != null)
{
tasks.Add(task);
}
}
}
/// <summary>
///
/// </summary>
/// <param name="processInstanceId">发生异常的流程实例Id</param>
/// <param name="process">发生异常的流程</param>
/// <param name="workflowElementId">发生异常的环节或者Task的Id</param>
/// <param name="errMsg">错误信息</param>
public EngineException(String processInstanceId, WorkflowProcess process, String workflowElementId, String errMsg)
: base(null, null, errMsg)
{
this.ProcessInstanceId = processInstanceId;
if (process != null)
{
this.ProcessId = process.Id;
this.ProcessName = process.Name;
this.ProcessDisplayName = process.DisplayName;
IWFElement workflowElement = process.findWFElementById(workflowElementId);
if (workflowElement != null)
{
this.WorkflowElementId = workflowElement.Id;
this.WorkflowElementName = workflowElement.Name;
this.WorkflowElementDisplayName = workflowElement.DisplayName;
}
}
}
protected void loadTaskRefs(WorkflowProcess workflowProcess, IWFElement parent, List <TaskRef> taskRefs, XElement xElement)
{
if (xElement == null)
{
return;
}
taskRefs.Clear();
var partNos = GetXElements(xElement, TASKREF);
foreach (XElement node in partNos)
{
String taskId = GetAttributeValue(node, REFERENCE);
Task task = (Task)workflowProcess.findWFElementById(taskId);
if (task != null)
{
TaskRef taskRef = new TaskRef(parent, task);
taskRef.Sn = Guid.NewGuid().ToString();
taskRefs.Add(taskRef);
}
}
}
/// <summary>节点实例监听器</summary>
public void onEdgeInstanceEventFired(EdgeInstanceEvent e)
{
if (e.EventType == EdgeInstanceEventEnum.ON_TAKING_THE_TOKEN)
{
IToken token = e.Token;
ITransitionInstance transInst = (ITransitionInstance)e.getSource();
String condition = transInst.Transition.Condition;
calculateTheAliveValue(token, condition);
if (this.RuntimeContext.IsEnableTrace && token.IsAlive)
{
Transition transition = transInst.Transition;
IWFElement fromNode = transition.FromNode;
int minorNumber = 1;
if (fromNode is Activity)
{
minorNumber = 2;
}
else
{
minorNumber = 1;
}
ProcessInstanceTrace trace = new ProcessInstanceTrace();
trace.ProcessInstanceId = e.Token.ProcessInstanceId;
trace.StepNumber = e.Token.StepNumber;
trace.Type = ProcessInstanceTraceEnum.TRANSITION_TYPE;
trace.FromNodeId = transInst.Transition.FromNode.Id;
trace.ToNodeId = transInst.Transition.ToNode.Id;
trace.EdgeId = transInst.Transition.Id;
trace.MinorNumber = minorNumber;
//TODO wmj2003 这里应该是insert。一旦token从当前边上经过，那么就保存流程运行轨迹.
RuntimeContext.PersistenceService.SaveOrUpdateProcessInstanceTrace(trace);
}
}
}
public SubflowTask(IWFElement parent, String name)
: base(parent, name)
{
this.TaskType = TaskTypeEnum.SUBFLOW;
}
protected Task createTask(IWFElement parent, XElement xElement)
{
Task task = null;
TaskTypeEnum type = (TaskTypeEnum)Enum.Parse(typeof(TaskTypeEnum), GetAttributeValue(xElement, TYPE), true);
switch (type)
{
case TaskTypeEnum.FORM:
task = new FormTask(parent, GetAttributeValue(xElement, NAME));
((FormTask)task).AssignmentStrategy = (FormTaskEnum)Enum.Parse(typeof(FormTaskEnum), GetAttributeValue(xElement, COMPLETION_STRATEGY), true);
((FormTask)task).DefaultView = (DefaultViewEnum)Enum.Parse(typeof(DefaultViewEnum), GetAttributeValue(xElement, DEFAULT_VIEW), true);
break;
case TaskTypeEnum.TOOL:
task = new ToolTask(parent, GetAttributeValue(xElement, NAME));
break;
case TaskTypeEnum.SUBFLOW:
task = new SubflowTask(parent, GetAttributeValue(xElement, NAME));
break;
default: return(null);
}
task.Sn = Guid.NewGuid().ToString();
task.DisplayName = GetAttributeValue(xElement, DISPLAY_NAME);
task.TaskInstanceCreator = GetAttributeValue(xElement, TASK_INSTANCE_CREATOR);
task.TaskInstanceRunner = GetAttributeValue(xElement, TASK_INSTANCE_RUNNER);
task.TaskInstanceCompletionEvaluator = GetAttributeValue(xElement, TASK_INSTANCE_COMPLETION_EVALUATOR);
task.LoopStrategy = GetEnum <LoopStrategyEnum>(GetAttributeValue(xElement, LOOP_STRATEGY));
int priority = 0;
try { priority = Int32.Parse(GetAttributeValue(xElement, PRIORITY)); }
catch { }
task.Priority = priority;
if (task is FormTask)
{
((FormTask)task).Performer = createPerformer(xElement.Element("{" + FPDL_URI + "}" + PERFORMER));
((FormTask)task).EditForm = createForm(xElement.Element("{" + FPDL_URI + "}" + EDIT_FORM));
((FormTask)task).ViewForm = createForm(xElement.Element("{" + FPDL_URI + "}" + VIEW_FORM));
((FormTask)task).ListForm = createForm(xElement.Element("{" + FPDL_URI + "}" + LIST_FORM));
}
if (task is ToolTask)
{
((ToolTask)task).Application = createApplication(xElement.Element("{" + FPDL_URI + "}" + APPLICATION));
}
if (task is SubflowTask)
{
((SubflowTask)task).SubWorkflowProcess = createSubWorkflowProcess(xElement.Element("{" + FPDL_URI + "}" + SUB_WORKFLOW_PROCESS));
}
task.Description = GetElementValue(xElement, "{" + FPDL_URI + "}" + DESCRIPTION);
task.Duration = createDuration(xElement.Element("{" + FPDL_URI + "}" + DURATION));
loadExtendedAttributes(task.ExtendedAttributes, xElement.Element("{" + FPDL_URI + "}" + EXTENDED_ATTRIBUTES));
loadEventListeners(task.EventListeners, xElement.Element("{" + FPDL_URI + "}" + EVENT_LISTENERS));
return(task);
}
/// <summary></summary>
/// <param name="parentElement">父流程元素</param>
/// <param name="name">本流程元素的名称</param>
public AbstractWFElement(IWFElement parentElement, String name)
: this()
{
this.ParentElement = parentElement;
this.Name = name;
}
public Task(IWFElement parent, String name) : base(parent, name)
{
this.TaskType = TaskTypeEnum.FORM;
this.Priority = 1;
this.LoopStrategy = LoopStrategyEnum.REDO;
}
/// <summary>
///
/// </summary>
/// <param name="processInstance">processInstance 发生异常的流程实例</param>
/// <param name="workflowElement">workflowElement 发生异常的流程环节或者Task</param>
/// <param name="errMsg">错误信息</param>
public EngineException(IProcessInstance processInstance, IWFElement workflowElement, String errMsg)
: base(processInstance, workflowElement, errMsg)
{
}
public SubflowTask(IWFElement parent, String name)
: base(parent, name)
{
this.TaskType = TaskTypeEnum.SUBFLOW;
}
public TaskRef(IWFElement parent, Task task)
: base(parent, task.Name)
{
referencedTask = task;
}
/// <summary>
///
/// </summary>
/// <param name="processInstance">processInstance 发生异常的流程实例</param>
/// <param name="workflowElement">workflowElement 发生异常的流程环节或者Task</param>
/// <param name="errMsg">错误信息</param>
public EngineException(IProcessInstance processInstance, IWFElement workflowElement, String errMsg)
: base(processInstance, workflowElement, errMsg)
{
}
public TaskRef(IWFElement parent, Task task)
: base(parent, task.Name)
{
referencedTask = task;
}
/// <summary></summary>
/// <param name="parentElement">父流程元素</param>
/// <param name="name">本流程元素的名称</param>
public AbstractWFElement(IWFElement parentElement, String name)
: this()
{
this.ParentElement = parentElement;
this.Name = name;
}
public ToolTask(IWFElement parent, String name)
: base(parent, name)
{
this.TaskType = TaskTypeEnum.TOOL;
}
public Task(IWFElement parent, String name)
: base(parent, name)
{
this.TaskType = TaskTypeEnum.FORM;
this.Priority = 1;
this.LoopStrategy = LoopStrategyEnum.REDO;
}
