org.android.activityminer.logic.timeseries
Class ObservableSensorScannerImpl

java.lang.Object
  de.unikassel.android.sdcframework.util.ObservableEventSourceImpl<SensorObservation<T,U>>
      org.android.activityminer.logic.timeseries.AbstractObservableSensorScanner<SensorObservationDimensions,Double>
          org.android.activityminer.logic.timeseries.ObservableSensorScannerImpl

All Implemented Interfaces:

ObservableEventSource<SensorObservation<SensorObservationDimensions,Double>>, ObserverRegistration<SensorObservation<SensorObservationDimensions,Double>>, ObservableSensorScanner<SensorObservationDimensions,Double>, SensorScanner, ActivatableComponent

public final class ObservableSensorScannerImpl
extends AbstractObservableSensorScanner<SensorObservationDimensions,Double>

Implementation of an observable sensor scanner for sensor data observations from all known sensors.

Field Summary

private AbstractAccelerometerDataSource	accSource The accelerometer sample source
private LocationDataSource	locSource The network location sample source

Constructor Summary

ObservableSensorScannerImpl(AbstractAccelerometerDataSource accSource, LocationDataSource locSource, long samplingFrequency)
Constructor

ObservableSensorScannerImpl(AbstractAccelerometerDataSource accSource, LocationDataSource locSource, long samplingFrequency, long initialDelay)
Constructor

Method Summary

void	delegateNotify(SampleGapErrorEvent data) Does delegate the notification about external recognition of sample gap error events to the accelerometer source.
AbstractAccelerometerDataSource	getAccSource() Getter for the acceleration sample source.
LocationDataSource	getLocSource() Getter for the location sample source.
protected SensorObservation<SensorObservationDimensions,Double>	getNewSensorObservation(Long ts) Does take samples from sources and creates a new sensor observation.
protected void	onActivationStateChange(boolean active) Handler for activation state changes

Methods inherited from class org.android.activityminer.logic.timeseries.AbstractObservableSensorScanner

doScan, doTerminate, getFrequency, isActive, setActivationState, setInitilized

Methods inherited from class de.unikassel.android.sdcframework.util.ObservableEventSourceImpl

getObservers, hasObservers, notify, onObserverRegistration, onObserverUnregistration, registerEventObserver, removeAllObservers, unregisterEventObserver

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface de.unikassel.android.sdcframework.util.facade.ObservableEventSource

hasObservers, notify

Methods inherited from interface de.unikassel.android.sdcframework.util.facade.ObserverRegistration

registerEventObserver, removeAllObservers, unregisterEventObserver

Field Detail

accSource

private final AbstractAccelerometerDataSource accSource

The accelerometer sample source

locSource

private final LocationDataSource locSource

The network location sample source

Constructor Detail

ObservableSensorScannerImpl

public ObservableSensorScannerImpl(AbstractAccelerometerDataSource accSource,
                                   LocationDataSource locSource,
                                   long samplingFrequency)

Constructor

Parameters:

accSource - the accelerometer sample source to use

locSource - the network location sample source to use

samplingFrequency - the frequency in milliseconds samples are taken with

ObservableSensorScannerImpl

public ObservableSensorScannerImpl(AbstractAccelerometerDataSource accSource,
                                   LocationDataSource locSource,
                                   long samplingFrequency,
                                   long initialDelay)

Constructor

Parameters:

accSource - the accelerometer sample source to use

locSource - the network location sample source to use

samplingFrequency - the frequency in milliseconds samples are taken with

initialDelay - the initial start delay

Method Detail

getAccSource

public final AbstractAccelerometerDataSource getAccSource()

Description copied from interface: ObservableSensorScanner

Getter for the acceleration sample source.

Returns:

the acceleration sample source

getLocSource

public final LocationDataSource getLocSource()

Getter for the location sample source.

Returns:

the location sample source

onActivationStateChange

protected final void onActivationStateChange(boolean active)

Description copied from class: AbstractObservableSensorScanner

Handler for activation state changes

Overrides:

onActivationStateChange in class AbstractObservableSensorScanner<SensorObservationDimensions,Double>

Parameters:

active - the new activation state

getNewSensorObservation

protected final SensorObservation<SensorObservationDimensions,Double> getNewSensorObservation(Long ts)

Description copied from class: AbstractObservableSensorScanner

Does take samples from sources and creates a new sensor observation.

Specified by:

getNewSensorObservation in class AbstractObservableSensorScanner<SensorObservationDimensions,Double>

Parameters:

ts - the time stamp for the observation

Returns:

a new sensor observation, or null in case of an error

delegateNotify

public final void delegateNotify(SampleGapErrorEvent data)

Description copied from interface: SensorScanner

Does delegate the notification about external recognition of sample gap error events to the accelerometer source.

Parameters:

data - the sample gap error event notifications to delegate