Package com.castlabs.android.drm

Class SharedPreferencesKeyStore

java.lang.Object

com.castlabs.android.drm.KeyStore

com.castlabs.android.drm.SharedPreferencesKeyStore

public class SharedPreferencesKeyStore
extends KeyStore

KeyStore implementation that stores keySetIds in SharedPreferences. If a Context is passed to the constructor, the shared preferences created will always be in Context.MODE_PRIVATE.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	DEFAULT_PREF_NAME	Default name used for the shared preferences store

Constructor Summary

Constructors

Constructor	Description
SharedPreferencesKeyStore(Context context)	Creates a new store that persists the KeySetIds in a Context.MODE_PRIVATE shared preferences using the DEFAULT_PREF_NAME
SharedPreferencesKeyStore(Context context, String name)	Creates a new store that persists the KeySetIds in a Context.MODE_PRIVATE shared preferences using the given name.
SharedPreferencesKeyStore(SharedPreferences sharedPreferences)	Creates a new store that uses the given shared preferences as backend.

Method Summary

Modifier and Type	Method	Description
int	getLicenseKeysCount()	Get count of stored license keys

Methods inherited from class com.castlabs.android.drm.KeyStore

add, delete, deleteAll, get, getAll

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_PREF_NAME

public static final String DEFAULT_PREF_NAME

Default name used for the shared preferences store

See Also:

• Constant Field Values

Constructor Details

SharedPreferencesKeyStore

public SharedPreferencesKeyStore(@NonNull
 Context context)

Creates a new store that persists the KeySetIds in a Context.MODE_PRIVATE shared preferences using the DEFAULT_PREF_NAME

Parameters:

context - the context

SharedPreferencesKeyStore

public SharedPreferencesKeyStore(@NonNull
 Context context,
 @NonNull
 String name)

Creates a new store that persists the KeySetIds in a Context.MODE_PRIVATE shared preferences using the given name.

Parameters:

context - the context

name - the name used to create the shared preferences

SharedPreferencesKeyStore

public SharedPreferencesKeyStore(@NonNull
 SharedPreferences sharedPreferences)

Creates a new store that uses the given shared preferences as backend.

Parameters:

sharedPreferences - the backend preferences that are used to persist the entries

Method Details

getLicenseKeysCount

public int getLicenseKeysCount()

Description copied from class: KeyStore

Get count of stored license keys

Specified by:

getLicenseKeysCount in class KeyStore

Returns:

count of stored keys