Package com.libremobileos.yifan.face

Class SharedPreferencesFaceStorageBackend

java.lang.Object

com.libremobileos.yifan.face.FaceStorageBackend

com.libremobileos.yifan.face.SharedPreferencesFaceStorageBackend

public class SharedPreferencesFaceStorageBackend
extends FaceStorageBackend

FaceStorageBackend storing data in SharedPreferences

Constructor Summary

Constructors

Constructor	Description
SharedPreferencesFaceStorageBackend(SharedPreferences prefs)	Create/load SharedPreferencesFaceStorageBackend

Method Summary

Modifier and Type	Method	Description
protected boolean	deleteInternal(String name)	Delete all references to a face.
protected String	getInternal(String name)	Load 2D face model from storage.
protected Set<String>	getNamesInternal()	Get all known faces
protected boolean	registerInternal(String name, String data, boolean replace)	Register/store new face.

Methods inherited from class com.libremobileos.yifan.face.FaceStorageBackend

delete, extendRegistered, get, getNames, register, register, register

Methods inherited from class java.lang.Object

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

Constructor Detail

SharedPreferencesFaceStorageBackend

public SharedPreferencesFaceStorageBackend(SharedPreferences prefs)

Create/load SharedPreferencesFaceStorageBackend

Parameters:

prefs - SharedPreferences to use

Method Detail

getNamesInternal

protected Set<String> getNamesInternal()

Description copied from class: FaceStorageBackend

Get all known faces

Specified by:

getNamesInternal in class FaceStorageBackend

Returns:

Set of all known faces (names only)

registerInternal

protected boolean registerInternal(String name,
                                   String data,
                                   boolean replace)

Description copied from class: FaceStorageBackend

Register/store new face.

Specified by:

registerInternal in class FaceStorageBackend

Parameters:

name - Name of the face, needs to be unique.

data - Face detection model data to store.

replace - Only true if we are adding a duplicate and want to replace the saved one.

Returns:

If registering was successful.

getInternal

protected String getInternal(String name)

Description copied from class: FaceStorageBackend

Load 2D face model from storage.

Specified by:

getInternal in class FaceStorageBackend

Parameters:

name - The name of the face to load.

Returns:

The face model.

deleteInternal

protected boolean deleteInternal(String name)

Description copied from class: FaceStorageBackend

Delete all references to a face.

Specified by:

deleteInternal in class FaceStorageBackend

Parameters:

name - The face to delete.

Returns:

If deletion was successful.