/// <summary>模板方法</summary>
/// <param name="callbak"></param>
/// <returns>
/// <para>返回的对象一般有三种情况：</para>
/// <para>1、单个工作流引擎API对象（如IProcessInstance,ITaskInstance,IworkItem等）</para>
/// <para>2、工作流引擎对象的列表、3、null</para>
/// </returns>
public Object execute(IWorkflowSessionCallback callback)
{
try
{
Object result = callback.doInWorkflowSession(RuntimeContext);
if (result != null)
{
if (result is IRuntimeContextAware)
{
((IRuntimeContextAware)result).RuntimeContext = this.RuntimeContext;
}
if (result is IWorkflowSessionAware)
{
((IWorkflowSessionAware)result).CurrentWorkflowSession = this;
}
if (result is List <Object> )
{
List <Object> l = (List <Object>)result;
for (int i = 0; i < l.Count; i++)
{
Object item = l[i];
if (item is IRuntimeContextAware)
{
((IRuntimeContextAware)item).RuntimeContext = this.RuntimeContext;
if (item is IWorkflowSessionAware)
{
((IWorkflowSessionAware)item).CurrentWorkflowSession = this;
}
}
else
{
break;
}
}
}
}
return(result);
}
finally
{
}
}
/// <summary>模板方法</summary>
/// <param name="callbak"></param>
/// <returns>
/// <para>返回的对象一般有三种情况：</para>
/// <para>1、单个工作流引擎API对象（如IProcessInstance,ITaskInstance,IworkItem等）</para>
/// <para>2、工作流引擎对象的列表、3、null</para>
/// </returns>
public Object execute(IWorkflowSessionCallback callback)
{
try
{
Object result = callback.doInWorkflowSession(RuntimeContext);
if (result != null)
{
if (result is IRuntimeContextAware)
{
((IRuntimeContextAware)result).RuntimeContext = this.RuntimeContext;
}
if (result is IWorkflowSessionAware)
{
((IWorkflowSessionAware)result).CurrentWorkflowSession = this;
}
if (result is List<Object>)
{
List<Object> l = (List<Object>)result;
for (int i = 0; i < l.Count; i++)
{
Object item = l[i];
if (item is IRuntimeContextAware)
{
((IRuntimeContextAware)item).RuntimeContext = this.RuntimeContext;
if (item is IWorkflowSessionAware)
{
((IWorkflowSessionAware)item).CurrentWorkflowSession = this;
}
}
else
{
break;
}
}
}
}
return result;
}
finally
{
}
}
