private static WfGlobalParameters LoadFromDB(string key)
{
string sql = string.Format("SELECT [PROPERTIES] FROM WF.GLOBAL_PARAMETERS WHERE {0}",
GetWhereSqlClauseBuilder(key).ToSqlString(TSqlBuilder.Instance));
WfGlobalParameters result = null;
string properties = (string)DbHelper.RunSqlReturnScalar(sql, WorkflowSettings.GetConfig().ConnectionName);
if (properties.IsNotEmpty())
{
XElementFormatter formatter = new XElementFormatter();
formatter.OutputShortType = WorkflowSettings.GetConfig().OutputShortType;
XElement root = XElement.Parse(properties);
object deserializedData = formatter.Deserialize(root);
if (deserializedData is PropertyValueCollection)
{
result = new WfGlobalParameters();
result.Key = key;
result._Properties = (PropertyValueCollection)deserializedData;
}
else
{
result = (WfGlobalParameters)deserializedData;
}
}
return(result);
}
internal static XElementFormatter CreateFormatter()
{
XElementFormatter formatter = new XElementFormatter();
formatter.OutputShortType = WorkflowSettings.GetConfig().OutputShortType;
return(formatter);
}
public static IWfProcessDescriptor LoadDescriptor(string processKey)
{
IWfProcessDescriptor processDesp = GetDefaultProcessDescriptor(processKey);
processDesp = processDesp ??
WorkflowSettings.GetConfig().GetDescriptorManager().LoadDescriptor(processKey);
return(processDesp);
}
public static WfProcessDescriptorInfo FromProcessDescriptor(IWfProcessDescriptor processDesp)
{
XElementFormatter formatter = new XElementFormatter();
formatter.OutputShortType = WorkflowSettings.GetConfig().OutputShortType;
XElement root = formatter.Serialize(processDesp);
return(FromProcessDescriptor(processDesp, root));
}
public IWfProcessDescriptor Clone()
{
XElementFormatter formatter = new XElementFormatter();
formatter.OutputShortType = WorkflowSettings.GetConfig().OutputShortType;
formatter.FieldCanXElementSerialize += new FieldCanXElementSerializeHandler(formatter_FieldCanXElementSerialize);
XElement root = formatter.Serialize(this);
return((IWfProcessDescriptor)formatter.Deserialize(root));
}
public static IWfProcessDescriptor GetDescriptor(string processKey)
{
IWfProcessDescriptor processDesp = WfRuntime.ProcessContext.FireGetProcessDescriptor(processKey);
processDesp = processDesp ?? GetDefaultProcessDescriptor(processKey);
processDesp = processDesp ??
WorkflowSettings.GetConfig().GetDescriptorManager().GetDescriptor(processKey);
return(processDesp);
}
/// <summary>
/// 根据流程ID得到流程
/// </summary>
/// <param name="processID"></param>
/// <returns></returns>
public static IWfProcess GetProcessByProcessID(string processID)
{
processID.NullCheck <WfRuntimeException>("processID");
IWfProcess result = WfProcessContextCache.Instance.GetOrAddNewValue(processID, (cache, key) =>
{
IWfProcess process = null;
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration(string.Format("Load Process({0})", processID), () =>
{
IWfProcessPersistManager persistManager = WorkflowSettings.GetConfig().GetPersistManager();
process = persistManager.LoadProcessByProcessID(key);
cache.Add(key, process);
});
return(process);
});
return(result);
}
/// <summary>
/// 从流程对象生成入库的对象
/// </summary>
/// <param name="process"></param>
/// <returns></returns>
public static WfProcessInstanceData FromProcess(IWfProcess process)
{
process.NullCheck("process");
WfProcessInstanceData instanceData = new WfProcessInstanceData();
instanceData.InstanceID = process.ID;
instanceData.ResourceID = process.ResourceID;
instanceData.Status = process.Status;
instanceData.StartTime = process.StartTime;
instanceData.EndTime = process.EndTime;
instanceData.ApplicationName = process.Descriptor.ApplicationName;
instanceData.ProcessName = GetRuntimeProcessName(process);
process.RuntimeProcessName = instanceData.ProcessName;
instanceData.DescriptorKey = process.Descriptor.Key;
instanceData.ProgramName = process.Descriptor.ProgramName;
instanceData._Creator = process.Creator;
instanceData._Department = process.OwnerDepartment;
instanceData.Sequence = process.Sequence;
instanceData.OwnerActivityID = ((WfProcess)process).OwnerActivityID;
instanceData.OwnerTemplateKey = ((WfProcess)process).OwnerTemplateKey;
instanceData.Committed = process.Committed;
instanceData.ExtData = process.Context.GetValue("SerilizationExtData", GetDefaultExtData(process));
XElementFormatter formatter = new XElementFormatter();
formatter.OutputShortType = WorkflowSettings.GetConfig().OutputShortType;
instanceData.Data = formatter.Serialize(process).ToString();
if (process.CurrentActivity != null)
{
instanceData.CurrentActivityID = process.CurrentActivity.ID;
}
return(instanceData);
}
public void Update()
{
XElementFormatter formatter = new XElementFormatter();
formatter.OutputShortType = WorkflowSettings.GetConfig().OutputShortType;
string properties = formatter.Serialize(this).ToString();
string updateSQL = string.Format("UPDATE WF.GLOBAL_PARAMETERS SET [PROPERTIES] = {0} WHERE {1}",
TSqlBuilder.Instance.CheckQuotationMark(properties, true),
GetWhereSqlClauseBuilder(this.Key).ToSqlString(TSqlBuilder.Instance));
using (DbContext context = DbContext.GetContext(WorkflowSettings.GetConfig().ConnectionName))
{
using (TransactionScope scope = TransactionScopeFactory.Create())
{
if (DbHelper.RunSql(updateSQL, WorkflowSettings.GetConfig().ConnectionName) == 0)
{
InsertSqlClauseBuilder iBuilder = new InsertSqlClauseBuilder();
iBuilder.AppendItem("[KEY]", this.Key);
iBuilder.AppendItem("[PROPERTIES]", properties);
iBuilder.AppendTenantCode(typeof(WfGlobalParameters));
string insertSQL = string.Format("INSERT INTO WF.GLOBAL_PARAMETERS {0}",
iBuilder.ToSqlString(TSqlBuilder.Instance));
DbHelper.RunSql(insertSQL, WorkflowSettings.GetConfig().ConnectionName);
}
scope.Complete();
}
}
CacheNotifyData notifyData = new CacheNotifyData(typeof(WfGlobalParametersCache), CalculateCacheKey(this.Key), CacheNotifyType.Invalid);
UdpCacheNotifier.Instance.SendNotifyAsync(notifyData);
MmfCacheNotifier.Instance.SendNotify(notifyData);
}
private static string GetConnectionName()
{
return(WfRuntime.ProcessContext.SimulationContext.GetConnectionName(WorkflowSettings.GetConfig().ConnectionName));
}
private static WfProcessCollection DataTableToProcessCollection(DataTable table)
{
WfProcessCollection result = new WfProcessCollection();
XElementFormatter formatter = new XElementFormatter();
formatter.OutputShortType = WorkflowSettings.GetConfig().OutputShortType;
foreach (DataRow row in table.Rows)
{
WfProcessInstanceData instanceData = new WfProcessInstanceData();
ORMapping.DataRowToObject(row, instanceData);
XElement extData = GetExtData(instanceData.ExtData);
Encoding originalEncoding = GetEncodingFromExtData(extData);
Encoding preferedEncoding = originalEncoding;
byte[] decompressedData = null;
if (null != instanceData.BinaryData)
{
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration(string.Format("Extra Process Data:{0}", instanceData.InstanceID),
() => decompressedData = CompressManager.ExtractBytes(instanceData.BinaryData));
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration("EncodeProcessString", () =>
{
preferedEncoding = GetPreferedEncoding(decompressedData, originalEncoding);
instanceData.Data = BytesToProcessData(decompressedData, preferedEncoding);
}
);
}
else
{
(instanceData.Data != null).FalseThrow <ArgumentException>(Translator.Translate(Define.DefaultCulture, "流程实例表的Data和BinaryData都为空"));
}
XElement root = null;
try
{
root = XElement.Parse(instanceData.Data);
}
catch (System.Xml.XmlException)
{
if (decompressedData != null)
{
instanceData.Data = ChangeEncoding(decompressedData, preferedEncoding);
root = XElement.Parse(instanceData.Data);
}
else
{
throw;
}
}
extData.SetAttributeValue("encoding", originalEncoding.BodyName);
WfProcess process = null;
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration(string.Format("Deserialize Process:{0}", instanceData.InstanceID),
() => process = (WfProcess)formatter.Deserialize(root));
process.LoadingType = DataLoadingType.External;
process.Activities.ForEach(a =>
{
((WfActivityBase)a).LoadingType = DataLoadingType.External;
WfActivityBuilderBase.LoadActions(a);
});
process.UpdateTag = instanceData.UpdateTag;
process.Context["SerilizationExtData"] = extData.ToString();
result.Add(process);
}
return(result);
}
public void SaveProcess(IWfProcess process)
{
WfProcessInstanceData instanceData = WfProcessInstanceData.FromProcess(process);
if (instanceData.Data.IsNotEmpty())
{
if (WorkflowSettings.GetConfig().Compressed)
{
XElement extData = GetExtData(instanceData.ExtData);
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration("CompressProcess", () =>
{
instanceData.BinaryData = GetCompressedStream(instanceData.Data, Encoding.GetEncoding(extData.Attribute("encoding", "utf-8")));
instanceData.Data = string.Empty;
});
}
}
string sql = string.Empty;
ORMappingItemCollection mapping = ORMapping.GetMappingInfo <WfProcessInstanceData>();
if (process.LoadingType == DataLoadingType.External)
{
UpdateSqlClauseBuilder uBuilder = ORMapping.GetUpdateSqlClauseBuilder(instanceData, mapping);
uBuilder.AppendItem("UPDATE_TAG", "UPDATE_TAG + 1", "=", true);
uBuilder.AppendTenantCode();
WhereSqlClauseBuilder whereBuilder = ORMapping.GetWhereSqlClauseBuilderByPrimaryKey(instanceData, mapping);
whereBuilder.AppendItem("UPDATE_TAG", process.UpdateTag);
sql = string.Format("UPDATE {0} SET {1} WHERE {2}",
mapping.TableName, uBuilder.ToSqlString(TSqlBuilder.Instance), whereBuilder.ToSqlString(TSqlBuilder.Instance));
}
else
{
InsertSqlClauseBuilder iBuilder = ORMapping.GetInsertSqlClauseBuilder(instanceData, mapping);
iBuilder.AppendTenantCode();
sql = string.Format("INSERT INTO {0} {1}", mapping.TableName, iBuilder.ToSqlString(TSqlBuilder.Instance));
}
Dictionary <object, object> context = new Dictionary <object, object>();
using (TransactionScope scope = TransactionScopeFactory.Create())
{
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration("WriteProcessToDB", () =>
(DbHelper.RunSql(sql, GetConnectionName()) > 0).FalseThrow <WfRuntimeException>(
Translator.Translate(Define.DefaultCulture, "更新流程{0}失败，流程状态已经改变", process.ID))
);
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration("WriteProcessActivitiesToDB",
() => WfProcessCurrentActivityAdapter.Instance.UpdateProcessActivities(process));
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration("WriteRelativeProcessInfoToDB", () =>
{
WfRelativeProcessAdapter.Instance.Delete(new WfRelativeProcess()
{
ProcessID = process.ID
});
if (process.RelativeID.IsNotEmpty())
{
WfRelativeProcessAdapter.Instance.Update(new WfRelativeProcess()
{
Description = string.IsNullOrEmpty(process.Descriptor.Description) ? process.Descriptor.Name : process.Descriptor.Description,
ProcessID = process.ID,
RelativeID = process.RelativeID,
RelativeURL = process.RelativeURL
});
}
});
if (WorkflowSettings.GetConfig().SaveRelativeData)
{
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration("WriteRelativeDataToDB",
() => WfExtraPersistenceSettings.GetConfig().GetPersisters().SaveData(process, context));
}
scope.Complete();
}
}
/// <summary>
/// 保存一个流程的数据，保存成功后，清除所有的缓存
/// </summary>
/// <param name="process"></param>
public static void PersistWorkflows()
{
IWfProcessPersistManager persistManager = WorkflowSettings.GetConfig().GetPersistManager();
WfActionParams actionParams = new WfActionParams(WfRuntime.ProcessContext);
WfRuntime.ProcessContext.Acl.Distinct((a1, a2) => string.Compare(a1.ResourceID, a2.ResourceID, true) == 0 &&
string.Compare(a1.ObjectID, a2.ObjectID, true) == 0);
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration("PersistWorkflows", () =>
{
CommonInfoMappingCollection cimItems = new CommonInfoMappingCollection();
cimItems.FromProcesses(WfRuntime.ProcessContext.AffectedProcesses);
using (TransactionScope scope = TransactionScopeFactory.Create())
{
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration("DeletePendingActivities",
() => WfPendingActivityInfoAdapter.Instance.Delete(WfRuntime.ProcessContext.ReleasedPendingActivities));
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration("Update Acl",
() => WfAclAdapter.Instance.Update(WfRuntime.ProcessContext.Acl));
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration("Update CommonInfoMapping",
() => CommonInfoMappingAdapter.Instance.Update(cimItems));
//保存流程后再执行Actions
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration("PersistActions",
() => WfRuntime.ProcessContext.AffectedActions.PersistActions(actionParams));
ProcessProgress.Current.MaxStep += WfRuntime.ProcessContext.AffectedProcesses.Count;
ProcessProgress.Current.Response();
int i = 0;
int total = WfRuntime.ProcessContext.AffectedProcesses.Count;
WfRuntime.ProcessContext.AffectedProcesses.ForEach(process =>
{
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration(
string.Format("PersistWorkflow: {0}", process.ID),
() => persistManager.SaveProcess(process));
i++;
ProcessProgress.Current.Increment();
ProcessProgress.Current.StatusText = Translator.Translate(Define.DefaultCulture, "保存了{0}/{1}条流程数据", i, total);
ProcessProgress.Current.Response();
});
//保存流程后再执行Actions
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration("AfterWorkflowPersistAction",
() => WfRuntime.ProcessContext.AffectedActions.AfterWorkflowPersistAction(actionParams));
ProcessProgress.Current.StatusText = string.Empty;
ProcessProgress.Current.Response();
scope.Complete();
}
});
WfRuntime.ClearCache();
}
/// <summary>
/// 根据ResourceID删除流程
/// </summary>
/// <param name="resourceID"></param>
public static void DeleteProcessByResourceID(string resourceID)
{
WorkflowSettings.GetConfig().GetPersistManager().DeleteProcessByResourceID(resourceID);
}
/// <summary>
/// 根据ActivityID删除流程
/// </summary>
/// <param name="activityID"></param>
public static void DeleteProcessByActivityID(string activityID)
{
WorkflowSettings.GetConfig().GetPersistManager().DeleteProcessByActivityID(activityID);
}
/// <summary>
/// 根据流程ID删除流程
/// </summary>
/// <param name="processID"></param>
public static void DeleteProcessByProcessID(string processID)
{
WorkflowSettings.GetConfig().GetPersistManager().DeleteProcessByProcessID(processID);
}
/// <summary>
/// 根据ResourceID得到流程
/// </summary>
/// <param name="resourceID"></param>
/// <returns></returns>
public static WfProcessCollection GetProcessByResourceID(string resourceID)
{
resourceID.NullCheck <WfRuntimeException>("resourceID");
WfProcessCollection processes = new WfProcessCollection();
foreach (KeyValuePair <string, IWfProcess> kp in WfProcessContextCache.Instance)
{
if (string.Compare(kp.Value.ResourceID, resourceID, true) == 0)
{
processes.Add(kp.Value);
break;
}
}
WfProcessCollection persistedProcesses = null;
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration(string.Format("LoadProcessByResourceID({0})", resourceID), () =>
persistedProcesses = WorkflowSettings.GetConfig().GetPersistManager().LoadProcessByResourceID(resourceID)
);
persistedProcesses.ForEach(p =>
{
if (processes.ContainsKey(p.ID) == false)
{
processes.Add(p);
}
WfProcessContextCache.Instance[p.ID] = p;
});
return(processes);
}
/// <summary>
/// 根据ActivityID得到流程
/// </summary>
/// <param name="activityID"></param>
/// <returns></returns>
public static IWfProcess GetProcessByActivityID(string activityID)
{
activityID.NullCheck <WfRuntimeException>("activityID");
IWfProcess process = null;
foreach (KeyValuePair <string, IWfProcess> kp in WfProcessContextCache.Instance)
{
if (kp.Value.Activities.ContainsKey(activityID))
{
process = kp.Value;
break;
}
}
if (process == null)
{
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration(string.Format("LoadProcessByActivityID({0})", activityID), () =>
process = WorkflowSettings.GetConfig().GetPersistManager().LoadProcessByActivityID(activityID)
);
WfProcessContextCache.Instance.Add(process.ID, process);
}
return(process);
}
/// <summary>
/// 得到某个活动的子流程的状态信息，没有流程实例，只是状态信息
/// </summary>
/// <param name="activityID"></param>
/// <param name="templateKey"></param>
/// <param name="includeAborted">是否包含已经作废的流程</param>
/// <returns></returns>
public static WfProcessCurrentInfoCollection GetProcessStatusByOwnerActivityID(string activityID, string templateKey, bool includeAborted)
{
activityID.CheckStringIsNullOrEmpty("activityID");
WfProcessCurrentInfoCollection queryResult = null;
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration(string.Format("LoadProcessByOwnerActivityID({0}-{1})", activityID, templateKey), () =>
queryResult = WorkflowSettings.GetConfig().GetPersistManager().LoadProcessInfoOwnerActivityID(activityID, templateKey, includeAborted)
);
return(queryResult);
}
protected override string GetConnectionName()
{
return(WfRuntime.ProcessContext.SimulationContext.GetConnectionName(WorkflowSettings.GetConfig().ConnectionName));
}
public static void ClearAll()
{
WorkflowSettings.GetConfig().GetDescriptorManager().ClearAll();
}
public static void DeleteDescriptor(string processKey)
{
WorkflowSettings.GetConfig().GetDescriptorManager().DeleteDescriptor(processKey);
}
public static bool ExsitsProcessKey(string processKey)
{
return(WorkflowSettings.GetConfig().GetDescriptorManager().ExsitsProcessKey(processKey));
}
public static void SaveDescriptor(IWfProcessDescriptor processDesp)
{
WorkflowSettings.GetConfig().GetDescriptorManager().SaveDescriptor(processDesp);
}
protected override string GetConnectionName()
{
return(WorkflowSettings.GetConfig().ConnectionName);
}
/// <summary>
/// 得到某个活动的子流程。如果缓存中存在，则使用缓存中的流程
/// </summary>
/// <param name="activityID"></param>
/// <param name="templateKey"></param>
/// <returns></returns>
public static WfProcessCollection GetProcessByOwnerActivityID(string activityID, string templateKey)
{
activityID.CheckStringIsNullOrEmpty("activityID");
templateKey.CheckStringIsNullOrEmpty("templateKey");
WfProcessCollection queryResult = null;
PerformanceMonitorHelper.GetDefaultMonitor().WriteExecutionDuration(string.Format("LoadProcessByOwnerActivityID({0}-{1})", activityID, templateKey), () =>
queryResult = WorkflowSettings.GetConfig().GetPersistManager().LoadProcessByOwnerActivityID(activityID, templateKey)
);
WfProcessCollection result = new WfProcessCollection();
foreach (IWfProcess process in queryResult)
{
//如果缓存中存在，则使用缓存的数据，如果缓存中不存在，则使用查询到的结果
IWfProcess processNeedToAdd = WfProcessContextCache.Instance.GetOrAddNewValue(process.ID, (cache, key) =>
{
cache.Add(key, process);
return(process);
});
result.Add(processNeedToAdd);
}
return(result);
}