`TWebdataInputAdaptor`
pt		ClearProxy
pt		CheckProxy
pt		CreateProxy
pt		GetActionFromRequest
		Destroy
		GetNextBatch
		TryParamValue
		TryFieldValue

`TCustomWebdataInputAdaptor`
pt		reset
pt		GetActionFromRequest
		GetNextBatch
		TryParamValue
		TryFieldValue
		HaveParamValue
		HaveFieldValue
		GetParamValue
		GetFieldValue