org.researchstack.backbone.storage.file.aes

Interface Encrypter

All Known Implementing Classes:

AesEncrypter, ClearEncrypter

public interface Encrypter

Implement this class and use in your EncryptionProvider to encrypt/decrypt all date before it is written using FileAccess.

Method Summary

Modifier and Type	Method and Description
byte[]	decrypt(byte[] data) Returns the data that has been decrypted using this Encrypter
byte[]	encrypt(byte[] data) Returns the data that has been encrypted using this Encrypter
java.lang.String	getDbKey() Returns the encryption key to use for encrypting a SQLCipher database, if using one.

Method Detail

encrypt

byte[] encrypt(byte[] data)
        throws java.security.GeneralSecurityException

Returns the data that has been encrypted using this Encrypter

Parameters:

data - the byte array of data to be encrypted

Returns:

the encrypted data

Throws:

java.security.GeneralSecurityException

decrypt

byte[] decrypt(byte[] data)
        throws java.security.GeneralSecurityException

Returns the data that has been decrypted using this Encrypter

Parameters:

data - the byte array of data to be decrypted

Returns:

the decrypted data

Throws:

java.security.GeneralSecurityException

getDbKey

java.lang.String getDbKey()

Returns the encryption key to use for encrypting a SQLCipher database, if using one.

Returns:

a string key to use for encrypting/decrypting the database based on this encrypter