WF4较WF3.x的一些变化(转)

WF4并非是在原有WF3.x上的改进，而是全新的开发有新的命名空间，程序集，原WF3的部分会继续保留这主要是为了兼容，下面的表格告诉你具体的变化：

WF3.x程序集	WF4程序集
System.Workflow.Activities.dll	System.Activities.dll
System.Workflow.ComponentModel.dll	System.Activities.dll
System.WorkflowServices.dll	System.ServiceModel.Activities.dll

WF3.x命名空间	WF4命名空间
System.Workflow.Activities	System.Activities.Statements
System.Workflow.ComponentModel	System.Activities
System.WorkflowServices	System.ServiceModel.Activities

3.活动的变化

WF3.x活动	WF4活动
CallExternalMethodActivity	Send
CancellationHandlerActivity	CancellationScope
CodeActivity	CodeActivity/NativeActivity
CompensateActivity	Compensate
CompensatableSequenceActivity	CompensableActivity
ConditionedActivityGroup	可通过其他方式实现
DelayActivity	Delay
EventHandlingScopeActivity	暂无
FaultHandlersActivity	TryCatch
HandleExternalEventActivity	Receive
IfElseActivity	If
InvokeWebServiceActivity	Send
InvokeWorkflowActivity	暂无
ListenActivity	Pick
ParallelActivity	Parallel
PolicyActivity	暂无
ReplicatorActivity	ForEach, ParallelForEach
SendActivity	Send
ReceiveActivity	Receive
SequenceActivity, SequentialWorkflowActivity	Sequence
StateMachineWorkflowActivity	暂无
SuspendActivity	无
SynchronizationScopeActivity	无
TerminateActivity	无
ThrowActivity	Throw
TransactionScopeActivity	TransactionScope
CompensatableTransactionScopeActivity	TransactionScope + CompensableActivity
WebServiceFaultActivity	整合为工作流服务
WebServiceInputActivity	整合为工作流服务
WebServiceOutputActivity	整合为工作流服务
WhileActivity	While

posted on 2011-11-17 10:25 顾文锦阅读(388) 评论(0) 编辑收藏举报