org.jivesoftware.smackx.omemo

Class FileBasedOmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

java.lang.Object

org.jivesoftware.smackx.omemo.OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

org.jivesoftware.smackx.omemo.FileBasedOmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Direct Known Subclasses:

SignalFileBasedOmemoStore

public abstract class FileBasedOmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>
extends OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Like a rocket!

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	FileBasedOmemoStore.FileHierarchy This class represents the directory structure of the FileBasedOmemoStoreV2.

Constructor Summary

Constructors

Constructor and Description
FileBasedOmemoStore()
FileBasedOmemoStore(File basePath)

Method Summary

Modifier and Type	Method and Description
boolean	containsRawSession(OmemoManager omemoManager, OmemoDevice device) Return true, if we have a session with the device, otherwise false.
static void	deleteDirectory(File root)
void	distrustOmemoIdentity(OmemoManager omemoManager, OmemoDevice device, OmemoFingerprint fingerprint)
Date	getDateOfLastReceivedMessage(OmemoManager omemoManager, OmemoDevice from) Return the date in millis of the last message that was received from device 'from'.
Date	getDateOfLastSignedPreKeyRenewal(OmemoManager omemoManager) Get the date in millis of the last time the signed preKey was renewed.
int	getDefaultDeviceId(BareJid user) Return the default deviceId for a user.
boolean	isDecidedOmemoIdentity(OmemoManager omemoManager, OmemoDevice device, OmemoFingerprint fingerprint)
boolean	isFreshInstallation(OmemoManager omemoManager) Return true if this is a fresh installation.
boolean	isTrustedOmemoIdentity(OmemoManager omemoManager, OmemoDevice device, OmemoFingerprint fingerprint)
HashMap<Integer,T_Sess>	loadAllRawSessionsOf(OmemoManager omemoManager, BareJid contact) Load all crypto-lib specific session objects of contact 'contact'.
CachedDeviceList	loadCachedDeviceList(OmemoManager omemoManager, BareJid contact) Load a list of deviceIds from contact 'contact' from the local cache.
int	loadCurrentSignedPreKeyId(OmemoManager omemoManager) Return the id of the currently used signed preKey.
int	loadLastPreKeyId(OmemoManager omemoManager) Return the id of the last generated preKey.
T_IdKey	loadOmemoIdentityKey(OmemoManager omemoManager, OmemoDevice device) Load the public identityKey of the device.
T_IdKeyPair	loadOmemoIdentityKeyPair(OmemoManager omemoManager) Load our identityKeyPair from storage.
T_PreKey	loadOmemoPreKey(OmemoManager omemoManager, int preKeyId) Load the preKey with id 'preKeyId' from storage.
HashMap<Integer,T_PreKey>	loadOmemoPreKeys(OmemoManager omemoManager) Return all our current OmemoPreKeys.
T_SigPreKey	loadOmemoSignedPreKey(OmemoManager omemoManager, int signedPreKeyId) Return the signedPreKey with the id 'singedPreKeyId'.
HashMap<Integer,T_SigPreKey>	loadOmemoSignedPreKeys(OmemoManager omemoManager) Load all our signed PreKeys.
T_Sess	loadRawSession(OmemoManager omemoManager, OmemoDevice device) Load the crypto-lib specific session object of the device from storage.
void	purgeOwnDeviceKeys(OmemoManager omemoManager) Delete this device's IdentityKey, PreKeys, SignedPreKeys and Sessions.
void	removeAllRawSessionsOf(OmemoManager omemoManager, BareJid contact) Remove all crypto-lib specific session of a contact.
void	removeOmemoPreKey(OmemoManager omemoManager, int preKeyId) remove a preKey from storage.
void	removeOmemoSignedPreKey(OmemoManager omemoManager, int signedPreKeyId) Remove a signedPreKey from storage.
void	removeRawSession(OmemoManager omemoManager, OmemoDevice device) Remove a crypto-lib specific session from storage.
void	setDateOfLastReceivedMessage(OmemoManager omemoManager, OmemoDevice from, Date date) Set the date in millis of the last message that was received from device 'from' to 'date'.
void	setDateOfLastSignedPreKeyRenewal(OmemoManager omemoManager, Date date) Set the date in millis of the last time the signed preKey was renewed.
void	setDefaultDeviceId(BareJid user, int defaultDeviceId) Set the default deviceId of a user.
void	storeCachedDeviceList(OmemoManager omemoManager, BareJid contact, CachedDeviceList deviceList) Store the DeviceList of the contact in local storage.
void	storeCurrentSignedPreKeyId(OmemoManager omemoManager, int currentSignedPreKeyId) Store the id of the currently used signedPreKey.
void	storeLastPreKeyId(OmemoManager omemoManager, int currentPreKeyId) Store the id of the last preKey we generated.
void	storeOmemoIdentityKey(OmemoManager omemoManager, OmemoDevice device, T_IdKey t_idKey) Store the public identityKey of the device.
void	storeOmemoIdentityKeyPair(OmemoManager omemoManager, T_IdKeyPair identityKeyPair) Store our identityKeyPair in storage.
void	storeOmemoPreKey(OmemoManager omemoManager, int preKeyId, T_PreKey t_preKey) Store a PreKey in storage.
void	storeOmemoSignedPreKey(OmemoManager omemoManager, int signedPreKeyId, T_SigPreKey signedPreKey) Store a signedPreKey in storage.
void	storeRawSession(OmemoManager omemoManager, OmemoDevice device, T_Sess session) Store a crypto-lib specific session to storage.
void	trustOmemoIdentity(OmemoManager omemoManager, OmemoDevice device, OmemoFingerprint fingerprint)

Methods inherited from class org.jivesoftware.smackx.omemo.OmemoStore

distrustOmemoIdentity, generateOmemoIdentityKeyPair, generateOmemoPreKeys, generateOmemoSignedPreKey, getFingerprint, getFingerprint, getOmemoSessionOf, isDecidedOmemoIdentity, isTrustedOmemoIdentity, keyUtil, setDateOfLastReceivedMessage, setDateOfLastSignedPreKeyRenewal, storeOmemoPreKeys, trustOmemoIdentity

Methods inherited from class java.lang.Object

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

Constructor Detail

FileBasedOmemoStore

public FileBasedOmemoStore()

FileBasedOmemoStore

public FileBasedOmemoStore(File basePath)

Method Detail

isFreshInstallation

public boolean isFreshInstallation(OmemoManager omemoManager)

Description copied from class: OmemoStore

Return true if this is a fresh installation.

Specified by:

isFreshInstallation in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

Returns:

true or false.

getDefaultDeviceId

public int getDefaultDeviceId(BareJid user)

Description copied from class: OmemoStore

Return the default deviceId for a user. The defaultDeviceId will be used when the OmemoManager gets instantiated without passing a specific deviceId. If no default id is set, return -1;

Specified by:

getDefaultDeviceId in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

user - user

Returns:

defaultDeviceId or -1

setDefaultDeviceId

public void setDefaultDeviceId(BareJid user,
                               int defaultDeviceId)

Description copied from class: OmemoStore

Set the default deviceId of a user.

Specified by:

setDefaultDeviceId in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

user - user

defaultDeviceId - defaultDeviceId

loadLastPreKeyId

public int loadLastPreKeyId(OmemoManager omemoManager)

Description copied from class: OmemoStore

Return the id of the last generated preKey. This is used to generate new preKeys without preKeyId collisions.

Specified by:

loadLastPreKeyId in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

Returns:

id of the last preKey

storeLastPreKeyId

public void storeLastPreKeyId(OmemoManager omemoManager,
                              int currentPreKeyId)

Description copied from class: OmemoStore

Store the id of the last preKey we generated.

Specified by:

storeLastPreKeyId in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

currentPreKeyId - the id of the last generated PreKey

loadOmemoIdentityKeyPair

public T_IdKeyPair loadOmemoIdentityKeyPair(OmemoManager omemoManager)
                                     throws CorruptedOmemoKeyException

Description copied from class: OmemoStore

Load our identityKeyPair from storage.

Specified by:

loadOmemoIdentityKeyPair in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

Returns:

identityKeyPair

Throws:

CorruptedOmemoKeyException - Thrown, if the stored key is damaged (*hands up* not my fault!)

storeOmemoIdentityKeyPair

public void storeOmemoIdentityKeyPair(OmemoManager omemoManager,
                                      T_IdKeyPair identityKeyPair)

Description copied from class: OmemoStore

Store our identityKeyPair in storage. It would be a cool feature, if the key could be stored in a encrypted database or something similar.

Specified by:

storeOmemoIdentityKeyPair in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

identityKeyPair - identityKeyPair

loadOmemoIdentityKey

public T_IdKey loadOmemoIdentityKey(OmemoManager omemoManager,
                                    OmemoDevice device)
                             throws CorruptedOmemoKeyException

Description copied from class: OmemoStore

Load the public identityKey of the device.

Specified by:

loadOmemoIdentityKey in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

device - device

Returns:

identityKey

Throws:

CorruptedOmemoKeyException - when the key in question is corrupted and cant be deserialized.

storeOmemoIdentityKey

public void storeOmemoIdentityKey(OmemoManager omemoManager,
                                  OmemoDevice device,
                                  T_IdKey t_idKey)

Description copied from class: OmemoStore

Store the public identityKey of the device.

Specified by:

storeOmemoIdentityKey in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

device - device

t_idKey - identityKey

isTrustedOmemoIdentity

public boolean isTrustedOmemoIdentity(OmemoManager omemoManager,
                                      OmemoDevice device,
                                      OmemoFingerprint fingerprint)

Specified by:

isTrustedOmemoIdentity in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

isDecidedOmemoIdentity

public boolean isDecidedOmemoIdentity(OmemoManager omemoManager,
                                      OmemoDevice device,
                                      OmemoFingerprint fingerprint)

Specified by:

isDecidedOmemoIdentity in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

trustOmemoIdentity

public void trustOmemoIdentity(OmemoManager omemoManager,
                               OmemoDevice device,
                               OmemoFingerprint fingerprint)

Specified by:

trustOmemoIdentity in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

distrustOmemoIdentity

public void distrustOmemoIdentity(OmemoManager omemoManager,
                                  OmemoDevice device,
                                  OmemoFingerprint fingerprint)

Specified by:

distrustOmemoIdentity in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

setDateOfLastReceivedMessage

public void setDateOfLastReceivedMessage(OmemoManager omemoManager,
                                         OmemoDevice from,
                                         Date date)

Description copied from class: OmemoStore

Set the date in millis of the last message that was received from device 'from' to 'date'.

Specified by:

setDateOfLastReceivedMessage in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

from - device in question

date - date of the last received message

getDateOfLastReceivedMessage

public Date getDateOfLastReceivedMessage(OmemoManager omemoManager,
                                         OmemoDevice from)

Description copied from class: OmemoStore

Return the date in millis of the last message that was received from device 'from'.

Specified by:

getDateOfLastReceivedMessage in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

from - device in question

Returns:

date if existent as long, otherwise -1

setDateOfLastSignedPreKeyRenewal

public void setDateOfLastSignedPreKeyRenewal(OmemoManager omemoManager,
                                             Date date)

Description copied from class: OmemoStore

Set the date in millis of the last time the signed preKey was renewed.

Specified by:

setDateOfLastSignedPreKeyRenewal in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

date - date

getDateOfLastSignedPreKeyRenewal

public Date getDateOfLastSignedPreKeyRenewal(OmemoManager omemoManager)

Description copied from class: OmemoStore

Get the date in millis of the last time the signed preKey was renewed.

Specified by:

getDateOfLastSignedPreKeyRenewal in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

Returns:

date if existent, otherwise null

loadOmemoPreKey

public T_PreKey loadOmemoPreKey(OmemoManager omemoManager,
                                int preKeyId)

Description copied from class: OmemoStore

Load the preKey with id 'preKeyId' from storage.

Specified by:

loadOmemoPreKey in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

preKeyId - id of the key to be loaded

Returns:

loaded preKey

storeOmemoPreKey

public void storeOmemoPreKey(OmemoManager omemoManager,
                             int preKeyId,
                             T_PreKey t_preKey)

Description copied from class: OmemoStore

Store a PreKey in storage.

Specified by:

storeOmemoPreKey in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

preKeyId - id of the key

t_preKey - key

removeOmemoPreKey

public void removeOmemoPreKey(OmemoManager omemoManager,
                              int preKeyId)

Description copied from class: OmemoStore

remove a preKey from storage. This is called, when a contact used one of our preKeys to establish a session with us.

Specified by:

removeOmemoPreKey in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

preKeyId - id of the used key that will be deleted

loadCurrentSignedPreKeyId

public int loadCurrentSignedPreKeyId(OmemoManager omemoManager)

Description copied from class: OmemoStore

Return the id of the currently used signed preKey. This is used to avoid collisions when generating a new signedPreKey.

Specified by:

loadCurrentSignedPreKeyId in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

Returns:

id

storeCurrentSignedPreKeyId

public void storeCurrentSignedPreKeyId(OmemoManager omemoManager,
                                       int currentSignedPreKeyId)

Description copied from class: OmemoStore

Store the id of the currently used signedPreKey.

Specified by:

storeCurrentSignedPreKeyId in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

currentSignedPreKeyId - if of the signedPreKey that is currently in use

loadOmemoPreKeys

public HashMap<Integer,T_PreKey> loadOmemoPreKeys(OmemoManager omemoManager)

Description copied from class: OmemoStore

Return all our current OmemoPreKeys.

Specified by:

loadOmemoPreKeys in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

Returns:

Map containing our preKeys

loadOmemoSignedPreKey

public T_SigPreKey loadOmemoSignedPreKey(OmemoManager omemoManager,
                                         int signedPreKeyId)

Description copied from class: OmemoStore

Return the signedPreKey with the id 'singedPreKeyId'.

Specified by:

loadOmemoSignedPreKey in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

signedPreKeyId - id of the key

Returns:

key

loadOmemoSignedPreKeys

public HashMap<Integer,T_SigPreKey> loadOmemoSignedPreKeys(OmemoManager omemoManager)

Description copied from class: OmemoStore

Load all our signed PreKeys.

Specified by:

loadOmemoSignedPreKeys in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

Returns:

HashMap of our singedPreKeys

storeOmemoSignedPreKey

public void storeOmemoSignedPreKey(OmemoManager omemoManager,
                                   int signedPreKeyId,
                                   T_SigPreKey signedPreKey)

Description copied from class: OmemoStore

Store a signedPreKey in storage.

Specified by:

storeOmemoSignedPreKey in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

signedPreKeyId - id of the signedPreKey

signedPreKey - the key itself

removeOmemoSignedPreKey

public void removeOmemoSignedPreKey(OmemoManager omemoManager,
                                    int signedPreKeyId)

Description copied from class: OmemoStore

Remove a signedPreKey from storage.

Specified by:

removeOmemoSignedPreKey in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

signedPreKeyId - id of the key that will be removed

loadRawSession

public T_Sess loadRawSession(OmemoManager omemoManager,
                             OmemoDevice device)

Description copied from class: OmemoStore

Load the crypto-lib specific session object of the device from storage.

Specified by:

loadRawSession in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

device - device whose session we want to load

Returns:

crypto related session

loadAllRawSessionsOf

public HashMap<Integer,T_Sess> loadAllRawSessionsOf(OmemoManager omemoManager,
                                                    BareJid contact)

Description copied from class: OmemoStore

Load all crypto-lib specific session objects of contact 'contact'.

Specified by:

loadAllRawSessionsOf in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

contact - BareJid of the contact we want to get all sessions from

Returns:

HashMap of deviceId and sessions of the contact

storeRawSession

public void storeRawSession(OmemoManager omemoManager,
                            OmemoDevice device,
                            T_Sess session)

Description copied from class: OmemoStore

Store a crypto-lib specific session to storage.

Specified by:

storeRawSession in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

device - OmemoDevice whose session we want to store

session - session

removeRawSession

public void removeRawSession(OmemoManager omemoManager,
                             OmemoDevice device)

Description copied from class: OmemoStore

Remove a crypto-lib specific session from storage.

Specified by:

removeRawSession in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

device - device whose session we want to delete

removeAllRawSessionsOf

public void removeAllRawSessionsOf(OmemoManager omemoManager,
                                   BareJid contact)

Description copied from class: OmemoStore

Remove all crypto-lib specific session of a contact.

Specified by:

removeAllRawSessionsOf in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

contact - BareJid of the contact

containsRawSession

public boolean containsRawSession(OmemoManager omemoManager,
                                  OmemoDevice device)

Description copied from class: OmemoStore

Return true, if we have a session with the device, otherwise false. Hint for Signal: Do not try 'return getSession() != null' since this will create a new session.

Specified by:

containsRawSession in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

device - device

Returns:

true if we have session, otherwise false

loadCachedDeviceList

public CachedDeviceList loadCachedDeviceList(OmemoManager omemoManager,
                                             BareJid contact)

Description copied from class: OmemoStore

Load a list of deviceIds from contact 'contact' from the local cache.

Specified by:

loadCachedDeviceList in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

contact - contact we want to get the deviceList of

Returns:

CachedDeviceList of the contact

storeCachedDeviceList

public void storeCachedDeviceList(OmemoManager omemoManager,
                                  BareJid contact,
                                  CachedDeviceList deviceList)

Description copied from class: OmemoStore

Store the DeviceList of the contact in local storage. See this as a cache.

Specified by:

storeCachedDeviceList in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

contact - Contact

deviceList - list of the contacts devices' ids.

purgeOwnDeviceKeys

public void purgeOwnDeviceKeys(OmemoManager omemoManager)

Description copied from class: OmemoStore

Delete this device's IdentityKey, PreKeys, SignedPreKeys and Sessions.

Specified by:

purgeOwnDeviceKeys in class OmemoStore<T_IdKeyPair,T_IdKey,T_PreKey,T_SigPreKey,T_Sess,T_Addr,T_ECPub,T_Bundle,T_Ciph>

Parameters:

omemoManager - omemoManager of our device.

deleteDirectory

public static void deleteDirectory(File root)