org.android.activityminer.app.recording
Class AbstractRecordingActivity<T extends Enum<T> & Dimensions>

java.lang.Object
  android.content.Context
      android.content.ContextWrapper
          android.view.ContextThemeWrapper
              android.app.Activity
                  org.android.activityminer.app.util.SharedPreferenceChangeAwareActivity
                      org.android.activityminer.app.recording.AbstractRecordingActivity<T>

Type Parameters:

T - the enumeration type for the dimensions

All Implemented Interfaces:

ComponentCallbacks, ComponentCallbacks2, KeyEvent.Callback, LayoutInflater.Factory, LayoutInflater.Factory2, View.OnCreateContextMenuListener, Window.Callback, SharedPreferenceChangeNotificationReceiver, SharedPreferenceChangeObserver

Direct Known Subclasses:

FilterTestActivity, GenericRecordingActivityForSensorObservations

public abstract class AbstractRecordingActivity<T extends Enum<T> & Dimensions>
extends SharedPreferenceChangeAwareActivity

Abstract base class for sensor data recording activities.

Nested Class Summary

private class

AbstractRecordingActivity.ButtonUpdateTask The button update task.

Field Summary

private AbstractRecordingActivity.ButtonUpdateTask	buttonUpdateTask The button update task ( does alter text if minimum count is reached ).
private GenericObservableCutoutCreator<T,Double>	cutoutCreator The cut-out creator.
private EventObserver<SensorObservationCutout<T,Double>>	cutoutObserver The observer for the created time series data cut-out.
private Handler	handler The handler to post runnable tasks
private AtomicBoolean	isRecording Activity flag for recording.
private AtomicLong	minRecordingTime The minimum recording time.
private Button	recordingBtn The button to toggle recording.
private ProgressBar	recordingProgress The progress bar.
private AtomicLong	sampleRate The sample rate.
private ObservableSensorScanner<T,Double>	sensorScanner The observable sensor scanner.
private PowerManager.WakeLock	wakeLock The wake lock for active recording state.

Fields inherited from class android.app.Activity

DEFAULT_KEYS_DIALER, DEFAULT_KEYS_DISABLE, DEFAULT_KEYS_SEARCH_GLOBAL, DEFAULT_KEYS_SEARCH_LOCAL, DEFAULT_KEYS_SHORTCUT, FOCUSED_STATE_SET, RESULT_CANCELED, RESULT_FIRST_USER, RESULT_OK

Fields inherited from class android.content.Context

ACCESSIBILITY_SERVICE, ACCOUNT_SERVICE, ACTIVITY_SERVICE, ALARM_SERVICE, APP_OPS_SERVICE, AUDIO_SERVICE, BIND_ABOVE_CLIENT, BIND_ADJUST_WITH_ACTIVITY, BIND_ALLOW_OOM_MANAGEMENT, BIND_AUTO_CREATE, BIND_DEBUG_UNBIND, BIND_IMPORTANT, BIND_NOT_FOREGROUND, BIND_WAIVE_PRIORITY, BLUETOOTH_SERVICE, CAPTIONING_SERVICE, CLIPBOARD_SERVICE, CONNECTIVITY_SERVICE, CONSUMER_IR_SERVICE, CONTEXT_IGNORE_SECURITY, CONTEXT_INCLUDE_CODE, CONTEXT_RESTRICTED, DEVICE_POLICY_SERVICE, DISPLAY_SERVICE, DOWNLOAD_SERVICE, DROPBOX_SERVICE, INPUT_METHOD_SERVICE, INPUT_SERVICE, KEYGUARD_SERVICE, LAYOUT_INFLATER_SERVICE, LOCATION_SERVICE, MEDIA_ROUTER_SERVICE, MODE_APPEND, MODE_ENABLE_WRITE_AHEAD_LOGGING, MODE_MULTI_PROCESS, MODE_PRIVATE, MODE_WORLD_READABLE, MODE_WORLD_WRITEABLE, NFC_SERVICE, NOTIFICATION_SERVICE, NSD_SERVICE, POWER_SERVICE, PRINT_SERVICE, SEARCH_SERVICE, SENSOR_SERVICE, STORAGE_SERVICE, TELEPHONY_SERVICE, TEXT_SERVICES_MANAGER_SERVICE, UI_MODE_SERVICE, USB_SERVICE, USER_SERVICE, VIBRATOR_SERVICE, WALLPAPER_SERVICE, WIFI_P2P_SERVICE, WIFI_SERVICE, WINDOW_SERVICE

Fields inherited from interface android.content.ComponentCallbacks2

TRIM_MEMORY_BACKGROUND, TRIM_MEMORY_COMPLETE, TRIM_MEMORY_MODERATE, TRIM_MEMORY_RUNNING_CRITICAL, TRIM_MEMORY_RUNNING_LOW, TRIM_MEMORY_RUNNING_MODERATE, TRIM_MEMORY_UI_HIDDEN

Constructor Summary

AbstractRecordingActivity()
Constructor

Method Summary

private void	deactivateSamplingChain() Method to deactivate recording components and disconnect any observers.
protected void	doStartRecording() Method to start recording.
protected long	doStopRecording(boolean doNotify, boolean wasStoppedByUser, long stopTime) Method to stop recording.
protected void	enableRecordingButton(boolean enabled) Setter for the enabled state of the recording button.
protected long	getActualObservationTime() Getter for the actual observation time
protected abstract long	getCutOutSize() Getter for the cut-out window size in milliseconds
protected SensorObservationCutout<T,Double>	getLastCutout() Method to access the current not completed cut-out.
protected long	getMinRecordingTime() Getter for the minimum recording time in milliseconds
long	getRemainingTimeForMinRecordingLength() Getter for the remaining time until the mininimal recording length requirement is fulfilled
protected long	getSampleRate() Getter for the sample rate
boolean	isInterestedInLimitViolations() Method to test if limit violations should be notified.
boolean	isRecording() Getter for the recording state
protected boolean	isRecordingButtonEnabled()
protected boolean	onAboutToStartRecording() Call-back method for recording start preparation.
void	onBackPressed()
void	onConfigurationChanged(Configuration newConfig)
protected void	onCreate(Bundle savedInstanceState)
void	onDefaultRecordingTimeChange(long minimumRecordingTime) The handler for default recording time parameter changes.
protected void	onDestroy()
protected abstract void	onNewCutOut(SensorObservationCutout<T,Double> cutOut) Event handler for new extracted sensor observation cut-outs
protected void	onPause()
protected abstract ObservableSensorScanner<T,Double>	onPrepare() Call-back method for load preparation.
protected abstract void	onRecordingStopped(boolean wasStoppedByUser, long stopTime) Call-back method for recording stopped post processing.
protected boolean	postDelayed(Runnable r, long delayMillis) Does post a runnable task to the internal handler.
private void	prepare() Preparation in case of creation or orientation changes.
protected void	removeCallbacks(Runnable r) Remove any pending posts of a runnable from the handlers queue.
protected void	setMinRecordingTime(long minRecordingTime) Setter for the minimum recording time in milliseconds ( which is limited by the maximum recording time )
protected void	startRecording() Does start the recording.

Methods inherited from class org.android.activityminer.app.util.SharedPreferenceChangeAwareActivity

getConfiguration, onBetaPreferenceChange, onBWCutOffPreferenceChanged, onBWFilterOrderPreferenceChanged, onClassSelectionChange, onCountDownTimeChange, onCrossValidationParameterKChange, onEvaluationAccuracyThresholdChanged, onFeatureSelection, onGravitationCutOffPreferenceChanged, onKNNClassifierParameterKChange, onKNNClassifierParameterNormalizeChange, onLimitViolation, onLocationDataUsageFlagChange, onMaximumRecordingTimeChange, onMaximumSampleRateChange, onMinCutOffPreferenceChanged, onOverlapSizeChange, onOwnLinAccImplementationUsageFlagChange, onSampleRateChange, onSelectedAccFilterChanged, onSelectedClassifierChange, onWindowSizeChange

Methods inherited from class android.app.Activity

addContentView, closeContextMenu, closeOptionsMenu, createPendingResult, dismissDialog, dispatchGenericMotionEvent, dispatchKeyEvent, dispatchKeyShortcutEvent, dispatchPopulateAccessibilityEvent, dispatchTouchEvent, dispatchTrackballEvent, dump, findViewById, finish, finishActivity, finishActivityFromChild, finishAffinity, finishFromChild, getActionBar, getApplication, getCallingActivity, getCallingPackage, getChangingConfigurations, getComponentName, getCurrentFocus, getFragmentManager, getIntent, getLastNonConfigurationInstance, getLayoutInflater, getLoaderManager, getLocalClassName, getMenuInflater, getParent, getParentActivityIntent, getPreferences, getRequestedOrientation, getSystemService, getTaskId, getTitle, getTitleColor, getVolumeControlStream, getWindow, getWindowManager, hasWindowFocus, invalidateOptionsMenu, isChangingConfigurations, isChild, isDestroyed, isFinishing, isImmersive, isTaskRoot, managedQuery, moveTaskToBack, navigateUpTo, navigateUpToFromChild, onActionModeFinished, onActionModeStarted, onActivityResult, onApplyThemeResource, onAttachedToWindow, onAttachFragment, onChildTitleChanged, onContentChanged, onContextItemSelected, onContextMenuClosed, onCreateContextMenu, onCreateDescription, onCreateDialog, onCreateDialog, onCreateNavigateUpTaskStack, onCreateOptionsMenu, onCreatePanelMenu, onCreatePanelView, onCreateThumbnail, onCreateView, onCreateView, onDetachedFromWindow, onGenericMotionEvent, onKeyDown, onKeyLongPress, onKeyMultiple, onKeyShortcut, onKeyUp, onLowMemory, onMenuItemSelected, onMenuOpened, onNavigateUp, onNavigateUpFromChild, onNewIntent, onOptionsItemSelected, onOptionsMenuClosed, onPanelClosed, onPostCreate, onPostResume, onPrepareDialog, onPrepareDialog, onPrepareNavigateUpTaskStack, onPrepareOptionsMenu, onPreparePanel, onProvideAssistData, onRestart, onRestoreInstanceState, onResume, onRetainNonConfigurationInstance, onSaveInstanceState, onSearchRequested, onStart, onStop, onTitleChanged, onTouchEvent, onTrackballEvent, onTrimMemory, onUserInteraction, onUserLeaveHint, onWindowAttributesChanged, onWindowFocusChanged, onWindowStartingActionMode, openContextMenu, openOptionsMenu, overridePendingTransition, recreate, registerForContextMenu, removeDialog, reportFullyDrawn, requestWindowFeature, runOnUiThread, setContentView, setContentView, setContentView, setDefaultKeyMode, setFeatureDrawable, setFeatureDrawableAlpha, setFeatureDrawableResource, setFeatureDrawableUri, setFinishOnTouchOutside, setImmersive, setIntent, setProgress, setProgressBarIndeterminate, setProgressBarIndeterminateVisibility, setProgressBarVisibility, setRequestedOrientation, setResult, setResult, setSecondaryProgress, setTitle, setTitle, setTitleColor, setVisible, setVolumeControlStream, shouldUpRecreateTask, showDialog, showDialog, startActionMode, startActivities, startActivities, startActivity, startActivity, startActivityForResult, startActivityForResult, startActivityFromChild, startActivityFromChild, startActivityFromFragment, startActivityFromFragment, startActivityIfNeeded, startActivityIfNeeded, startIntentSender, startIntentSender, startIntentSenderForResult, startIntentSenderForResult, startIntentSenderFromChild, startIntentSenderFromChild, startManagingCursor, startNextMatchingActivity, startNextMatchingActivity, startSearch, stopManagingCursor, takeKeyEvents, triggerSearch, unregisterForContextMenu

Methods inherited from class android.view.ContextThemeWrapper

applyOverrideConfiguration, attachBaseContext, getResources, getTheme, setTheme

Methods inherited from class android.content.ContextWrapper

bindService, checkCallingOrSelfPermission, checkCallingOrSelfUriPermission, checkCallingPermission, checkCallingUriPermission, checkPermission, checkUriPermission, checkUriPermission, clearWallpaper, createConfigurationContext, createDisplayContext, createPackageContext, databaseList, deleteDatabase, deleteFile, enforceCallingOrSelfPermission, enforceCallingOrSelfUriPermission, enforceCallingPermission, enforceCallingUriPermission, enforcePermission, enforceUriPermission, enforceUriPermission, fileList, getApplicationContext, getApplicationInfo, getAssets, getBaseContext, getCacheDir, getClassLoader, getContentResolver, getDatabasePath, getDir, getExternalCacheDir, getExternalCacheDirs, getExternalFilesDir, getExternalFilesDirs, getFilesDir, getFileStreamPath, getMainLooper, getObbDir, getObbDirs, getPackageCodePath, getPackageManager, getPackageName, getPackageResourcePath, getSharedPreferences, getWallpaper, getWallpaperDesiredMinimumHeight, getWallpaperDesiredMinimumWidth, grantUriPermission, isRestricted, openFileInput, openFileOutput, openOrCreateDatabase, openOrCreateDatabase, peekWallpaper, registerReceiver, registerReceiver, removeStickyBroadcast, removeStickyBroadcastAsUser, revokeUriPermission, sendBroadcast, sendBroadcast, sendBroadcastAsUser, sendBroadcastAsUser, sendOrderedBroadcast, sendOrderedBroadcast, sendOrderedBroadcastAsUser, sendStickyBroadcast, sendStickyBroadcastAsUser, sendStickyOrderedBroadcast, sendStickyOrderedBroadcastAsUser, setWallpaper, setWallpaper, startInstrumentation, startService, stopService, unbindService, unregisterReceiver

Methods inherited from class android.content.Context

getString, getString, getText, obtainStyledAttributes, obtainStyledAttributes, obtainStyledAttributes, obtainStyledAttributes, registerComponentCallbacks, unregisterComponentCallbacks

Methods inherited from class java.lang.Object

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

Field Detail

wakeLock

private PowerManager.WakeLock wakeLock

The wake lock for active recording state.

sampleRate

private final AtomicLong sampleRate

The sample rate.

minRecordingTime

private final AtomicLong minRecordingTime

The minimum recording time.

isRecording

private final AtomicBoolean isRecording

Activity flag for recording.

recordingProgress

private ProgressBar recordingProgress

The progress bar.

recordingBtn

private Button recordingBtn

The button to toggle recording.

cutoutCreator

private GenericObservableCutoutCreator<T extends Enum<T> & Dimensions,Double> cutoutCreator

The cut-out creator.

sensorScanner

private ObservableSensorScanner<T extends Enum<T> & Dimensions,Double> sensorScanner

The observable sensor scanner.

cutoutObserver

private final EventObserver<SensorObservationCutout<T extends Enum<T> & Dimensions,Double>> cutoutObserver

The observer for the created time series data cut-out.

buttonUpdateTask

private AbstractRecordingActivity.ButtonUpdateTask buttonUpdateTask

The button update task ( does alter text if minimum count is reached ).

handler

private Handler handler

The handler to post runnable tasks

Constructor Detail

AbstractRecordingActivity

public AbstractRecordingActivity()

Constructor

Method Detail

getLastCutout

protected final SensorObservationCutout<T,Double> getLastCutout()

Method to access the current not completed cut-out.

Returns:

the current cut-out if not completed

getSampleRate

protected final long getSampleRate()

Getter for the sample rate

Returns:

the sample rate

isRecording

public final boolean isRecording()

Getter for the recording state

Returns:

the recording state

getActualObservationTime

protected final long getActualObservationTime()

Getter for the actual observation time

Returns:

the actual observation time

setMinRecordingTime

protected void setMinRecordingTime(long minRecordingTime)

Setter for the minimum recording time in milliseconds ( which is limited by the maximum recording time )

Parameters:

minRecordingTime - the minimum recording time to set

getMinRecordingTime

protected long getMinRecordingTime()

Getter for the minimum recording time in milliseconds

Returns:

the minimum recording time in milliseconds

onCreate

protected void onCreate(Bundle savedInstanceState)

Overrides:

onCreate in class SharedPreferenceChangeAwareActivity

getCutOutSize

protected abstract long getCutOutSize()

Getter for the cut-out window size in milliseconds

Returns:

the cut out size

onConfigurationChanged

public void onConfigurationChanged(Configuration newConfig)

Specified by:

onConfigurationChanged in interface ComponentCallbacks

Overrides:

onConfigurationChanged in class Activity

enableRecordingButton

protected final void enableRecordingButton(boolean enabled)

Setter for the enabled state of the recording button.

Parameters:

enabled - enabled state

isRecordingButtonEnabled

protected final boolean isRecordingButtonEnabled()

Returns:

true if recording button is enabled, false otherwise

prepare

private final void prepare()

Preparation in case of creation or orientation changes.

onPrepare

protected abstract ObservableSensorScanner<T,Double> onPrepare()

Call-back method for load preparation. This Method is called every time the GUI is loaded, thus on creation and orientation changes.

Returns:

the observable raw time series data source to use.

onPause

protected void onPause()

Overrides:

onPause in class Activity

onBackPressed

public void onBackPressed()

Overrides:

onBackPressed in class Activity

onDestroy

protected void onDestroy()

Overrides:

onDestroy in class SharedPreferenceChangeAwareActivity

doStartRecording

protected void doStartRecording()

Method to start recording.

startRecording

protected final void startRecording()

Does start the recording.

onAboutToStartRecording

protected boolean onAboutToStartRecording()

Call-back method for recording start preparation.

Returns:

if true recording will be started , otherwise you need to call startRecording() Method by your own as soon as you are ready.

doStopRecording

protected long doStopRecording(boolean doNotify,
                               boolean wasStoppedByUser,
                               long stopTime)

Method to stop recording.

Parameters:

doNotify - if true, the onRecordingStopped(boolean, long) method is called

wasStoppedByUser - flag is recording was stopped manually by the user

stopTime - the stop time

Returns:

the time the recording was stopped in milliseconds

onRecordingStopped

protected abstract void onRecordingStopped(boolean wasStoppedByUser,
                                           long stopTime)

Call-back method for recording stopped post processing.

Parameters:

wasStoppedByUser - flag is recording was stopped manually by the user

stopTime - the time the recording was stopped in milliseconds

deactivateSamplingChain

private final void deactivateSamplingChain()

Method to deactivate recording components and disconnect any observers.

isInterestedInLimitViolations

public final boolean isInterestedInLimitViolations()

Description copied from interface: SharedPreferenceChangeNotificationReceiver

Method to test if limit violations should be notified.

Specified by:

isInterestedInLimitViolations in interface SharedPreferenceChangeNotificationReceiver

Overrides:

isInterestedInLimitViolations in class SharedPreferenceChangeAwareActivity

Returns:

true if interested in notifications, false otherwise

getRemainingTimeForMinRecordingLength

public long getRemainingTimeForMinRecordingLength()

Getter for the remaining time until the mininimal recording length requirement is fulfilled

Returns:

the remaining time until the mininimal recording length requirement is fullfilled

onDefaultRecordingTimeChange

public void onDefaultRecordingTimeChange(long minimumRecordingTime)

Description copied from interface: SharedPreferenceChangeObserver

The handler for default recording time parameter changes.

Specified by:

onDefaultRecordingTimeChange in interface SharedPreferenceChangeObserver

Overrides:

onDefaultRecordingTimeChange in class SharedPreferenceChangeAwareActivity

Parameters:

minimumRecordingTime - the new default recording time in seconds

postDelayed

protected final boolean postDelayed(Runnable r,
                                    long delayMillis)

Does post a runnable task to the internal handler.

Parameters:

r - the runnable to post delayed

delayMillis - the delay in milliseconds

Returns:

the result of the call to the handlers postDelayed method

removeCallbacks

protected final void removeCallbacks(Runnable r)

Remove any pending posts of a runnable from the handlers queue.

Parameters:

r - the runnable

onNewCutOut

protected abstract void onNewCutOut(SensorObservationCutout<T,Double> cutOut)

Event handler for new extracted sensor observation cut-outs

Parameters:

cutOut - the new cut-out