/** Constructor */
public PVLoggerSnapshot(final long snapshotID) {
_snapshotID = snapshotID;
_dataSource = new PVLoggerDataSource(snapshotID);
_bpmXMap = _dataSource.getBPMXMap();
_bpmYMap = _dataSource.getBPMYMap();
_dataSource.closeConnection();
}
/** get a scenario with the specified probe and data source */
protected Scenario getScenario(final TransferMapProbe probe, final PVLoggerDataSource dataSource)
throws Exception {
final Scenario scenario = Scenario.newScenarioFor(_sequence);
scenario.setSynchronizationMode(Scenario.SYNC_MODE_DESIGN);
final Scenario loggerScenario = dataSource.setModelSource(_sequence, scenario);
loggerScenario.setStartNode("RTBT_Diag:BPM15");
loggerScenario.setProbe(probe);
return loggerScenario;
}
public double getMainFieldSetting(final Electromagnet magnet) {
final Channel channel = magnet.getChannel(MagnetMainSupply.FIELD_SET_HANDLE);
return _dataSource.getChannelSnapshotValue(channel.channelName())[0];
}