//public ProcessEngine()
//{
// this._ProcessInstances = new Dictionary<string, ProcessInstance>();
// this.modelInstanceIDMaps = new Dictionary<string, string>();
//}
public string CreateProcessInstance(string Identity, int User, Dictionary <string, object> InputData = null)
{
// 获取流程模板
var def = ProcessModelCache.Instance[Identity];
// 获取流程的监听者
var _Ob = UnityContainerHelper.GetServer <IObservation>(def.ProcessOb.Name);
var pID = Guid.NewGuid().ToString();
// 生成流程实例
var pi = new ProcessInstance()
{
ID = pID,
Name = def.ID,
};
pi.StartDate = DateTime.Now;
pi.Version = 1;
pi.CreateUser = User;
pi.InputData = InputData;
// 流程资源
def.Resources.ForEach(r =>
{
var prs = new ProcessResouce()
{
Key = r.ID,
Users = new Dictionary <string, string>()
};
r.Users.ForEach(u =>
{
prs.Users.Add(u.ID, u.Name);
});
pi.ProcessResouces.Add(r.ID, prs);
});
// 编译脚本代码
if (!string.IsNullOrEmpty(def.ConditionCode))
{
pi.Compiled = ConditionExpression.Evaluator(def.ConditionCode, def.ID);
}
// 生成流程脚本实例
pi.GeneratTasks(def, InputData, _Ob);
// 缓存流程实例
_ProcessInstances.Add(pID, pi);
// 保存生成的流程实例
BPMDBService.Create(pi);
return(pID);
}
/// <summary>
/// 恢复流程实例
/// </summary>
/// <param name="TaskID"></param>
/// <returns></returns>
public static ProcessInstance BackUpInstance(string TaskID)
{
//var _IBPMProcessTaskIDMapService = UnityContainerHelper.GetServer<IBPMProcessTaskIDMapService>();
//var _IBPMProcessInstanceService = UnityContainerHelper.GetServer<IBPMProcessInstanceService>();
//var _IBPMTaskInstanceService = UnityContainerHelper.GetServer<IBPMTaskInstanceService>();
var _IBPMProcessTaskIDMapService = new BPMProcessTaskIDMapService();
var _IBPMProcessInstanceService = new BPMProcessInstanceService();
var _IBPMTaskInstanceService = new BPMTaskInstanceService();
var task = _IBPMTaskInstanceService.Get(new Guid(TaskID));
var tasks = _IBPMTaskInstanceService.GetList(t => t.ProcessID == task.ProcessID);
var process = _IBPMProcessInstanceService.Get(task.ProcessID);
var idMaps = _IBPMProcessTaskIDMapService.GetList(m => m.ProcessID == task.ProcessID);
// 获取流程模板
var def = ProcessModelCache.Instance[process.Name];
// 获取流程的监听者
var _Ob = UnityContainerHelper.GetServer <IObservation>(def.ProcessOb.Name);
// 生成流程实例
var pi = new ProcessInstance()
{
ID = task.ProcessID.ToString(),
Name = def.Name,
StartDate = process.StartDate,
Version = process.Version
};
// 编译脚本代码
if (!string.IsNullOrEmpty(def.ConditionCode))
{
pi.Compiled = ConditionExpression.Evaluator(def.ConditionCode, def.ID);
}
// 流程资源
def.Resources.ForEach(r =>
{
var prs = new ProcessResouce()
{
Key = r.ID,
Users = new Dictionary <string, string>()
};
r.Users.ForEach(u =>
{
prs.Users.Add(u.ID, u.Name);
});
pi.ProcessResouces.Add(r.ID, prs);
});
pi.ModelInstanceIDMaps = new Dictionary <string, string>();
idMaps.ForEach(m =>
{
pi.ModelInstanceIDMaps.Add(m.TaskKey, m.TaskID.ToString());
});
pi.OB = _Ob;
// 生成流程脚本实例
pi.BackUpTasks(def, tasks);
return(pi);
}