tech.paycon.sdk.v5

Class PCUserRestore

java.lang.Object

tech.paycon.sdk.v5.PCUserRestore

public class PCUserRestore
extends java.lang.Object

This class provides API for backing up and restoring user's data.
Thus, the key information can be safely transferred from one device to another.

Constructor Summary

Constructors

Constructor and Description
PCUserRestore()

Method Summary

Modifier and Type	Method and Description
static void	createBackupData(PCUser user, java.lang.String backupPassword, PCUserBackupCallback callback) Creates a set of backup data which can be used to restore the key on another device.
static void	restoreBackup(PCUserBackupData backupData, java.lang.String backupPassword, PCRestoreCallback callback) Restores the user from provided backup data.

Methods inherited from class java.lang.Object

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

Constructor Detail

PCUserRestore

public PCUserRestore()

Method Detail

createBackupData

public static void createBackupData(PCUser user,
                                    java.lang.String backupPassword,
                                    PCUserBackupCallback callback)

Creates a set of backup data which can be used to restore the key on another device.
This data is sensitive and must be placed in secure area like private folder in user's Google Drive

Parameters:

user - Target PCUser

backupPassword - Password which will be used to restore the key. It is never stored on the device and never transferred via network connection. The user is supposed to remember it.
Password must be 6 characters in length at least

callback - Callback for handling results. Upon success, the PCUserBackupData is passed to it's success() method. You are recommended then call the PCUserBackupData.toJson() to save it as json-string in secure area.

restoreBackup

public static void restoreBackup(PCUserBackupData backupData,
                                 java.lang.String backupPassword,
                                 PCRestoreCallback callback)

Restores the user from provided backup data. If you previously saved it with PCUserBackupData.toJson(), now you can call PCUserBackupData.fromJson(String) to get an object ready to be used.
Note, that the PCUser object, returned in callback is not stored yet. You are supposed to call PCUsersManager.store(PCUser, String, String) manually.

Parameters:

backupData - Object with all necessary data to restore the user.

backupPassword - Password to decrypt the backup data. Must be the same as used while backup

callback - Callback for handling results. Upon success the PCUser is passed to it's success() method.