com.nt.udc.util.state

Interface StateFreezable

All Known Implementing Classes:

FlexibleAggregatorFieldProcessor, HCDeDupFieldProcessor, JDBCEITransport, JDBCOIFieldProcessor, MXNPLFieldProcessor, NarWriter, NPLFieldProcessor, Sol42FieldProcessor

public interface StateFreezable

This interface is for those classes that actively supply input to a sub-system. The purpose of the interface is to allow another object to freeze the input, do some modifications, and unfreeze the input.

Method Summary

Methods

Modifier and Type	Method and Description
void	freezeState(Callback freezeCallback) Called when the implementing Object should freeze its current state.
void	unfreezeState() Called when the implementing Object can safely unfreeze its state.

Method Detail

freezeState

void freezeState(Callback freezeCallback)
                 throws StateException

Called when the implementing Object should freeze its current state. The Callback should be invoked when the Object's state is frozen. This call should be asynchronous, and this method MUST NOT block until the state is frozen.

Parameters:

freezeCallback - Called when the Object is frozen.

Throws:

StateException

unfreezeState

void unfreezeState()
                   throws StateException

Called when the implementing Object can safely unfreeze its state.

Throws:

StateException