Timedata (OpenEMS Javadoc)

All Superinterfaces:

CommonTimedataService, OpenemsComponent

All Known Subinterfaces:

InfluxTimedata, Rrd4jTimedata

All Known Implementing Classes:

DummyTimedata, InfluxTimedataImpl, Rrd4jTimedataImpl, SimulatorApp, SimulatorTimedata
```
@ProviderType
public interface Timedata
extends CommonTimedataService, OpenemsComponent
```

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static class Timedata.ChannelId

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`java.util.concurrent.CompletableFuture<java.util.Optional<java.lang.Object>>`	`getLatestValue(ChannelAddress channelAddress)`	Gets the latest known value for the given `ChannelAddress`.

Methods inherited from interface io.openems.common.timedata.CommonTimedataService
handleQueryHistoricTimeseriesExportXlxsRequest, queryHistoricData, queryHistoricData, queryHistoricEnergy, queryHistoricEnergyPerPeriod

Methods inherited from interface io.openems.edge.common.component.OpenemsComponent
_channel, _getChannelAs, alias, channel, channel, channels, debugLog, getComponentContext, getState, getStateChannel, hasFaults, id, isEnabled, serviceFactoryPid, servicePid

- Method Detail
  - getLatestValue
```
java.util.concurrent.CompletableFuture<java.util.Optional<java.lang.Object>> getLatestValue(ChannelAddress channelAddress)
```
    Gets the latest known value for the given ChannelAddress.
    
    Parameters:
    
    channelAddress - the ChannelAddress to be queried
    
    Returns:
    
    the latest known value or Empty