org.lsst.ccs.gconsole.plugins.monitor

Interface Updatable

All Known Implementing Classes:

MeshTable, MonitorTable, SectionedTable

public interface Updatable

Implemented by software components whose states should be updated in response to changes in data channels. The component state might depend on one or more data channels.

Author:

onoprien

Method Summary

Modifier and Type	Method and Description
default List<MonitorField>	getAffectedFields(List<String> attributes) Translates a list of attributes whose values might have changed into the list of fields that might have been affected.
void	update(DisplayChannel channelHandle) Updates this component.
default void	update(DisplayChannel channelHandle, List<MonitorField> fields) Updates this component.

Method Detail

update

default void update(DisplayChannel channelHandle,
                    List<MonitorField> fields)

Updates this component. The default implementation forwards the call to #update(ChannelHandle).

Parameters:

channelHandle - Handle of the data channel that might have changed.

fields - List of fields that might need updating.

update

void update(DisplayChannel channelHandle)

Updates this component. The implementation should assume all fields might have changed.

Parameters:

channelHandle - Handle of the data channel that might have changed.

getAffectedFields

default List<MonitorField> getAffectedFields(List<String> attributes)

Translates a list of attributes whose values might have changed into the list of fields that might have been affected. The default implementation forwards the call to MonitorField.getAffectedFields(Collection).

Parameters:

attributes - List of attributes whose values might have changed.

Returns:

List of fields that might have been affected by changes.