org.jboss.aerogear.android.security

Class AbstractEncryptionService

java.lang.Object

org.jboss.aerogear.android.security.AbstractEncryptionService

All Implemented Interfaces:

EncryptionService

Direct Known Subclasses:

KeyStoreBasedEncryptionEncryptionServices, PassphraseGeneratedEncryptionServices

public abstract class AbstractEncryptionService
extends Object
implements EncryptionService

This class will manage Instance and Application scoped IVs.

Field Summary

Fields

Modifier and Type	Field and Description
protected byte[]	applicationIV
protected static byte[]	INSTANCE_IV

Constructor Summary

Constructors

Constructor and Description
AbstractEncryptionService(android.content.Context appContext)

Method Summary

Modifier and Type	Method and Description
byte[]	decrypt(byte[] message) Decrypt the message with an application scoped IV
byte[]	decrypt(byte[] iv, byte[] message) Decrypt the message with an IV
byte[]	encrypt(byte[] message) Encrypt the message with an application scoped IV
byte[]	encrypt(byte[] iv, byte[] message) Encrypt the message with a iv
protected abstract org.jboss.aerogear.crypto.CryptoBox	getCryptoInstance()

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE_IV

protected static final byte[] INSTANCE_IV

applicationIV

protected final byte[] applicationIV

Constructor Detail

AbstractEncryptionService

public AbstractEncryptionService(android.content.Context appContext)

Method Detail

getCryptoInstance

protected abstract org.jboss.aerogear.crypto.CryptoBox getCryptoInstance()

decrypt

public byte[] decrypt(byte[] message)

Description copied from interface: EncryptionService

Decrypt the message with an application scoped IV

Specified by:

decrypt in interface EncryptionService

Parameters:

message - the message to decrypt

Returns:

the decrypted method

decrypt

public byte[] decrypt(byte[] iv,
                      byte[] message)

Description copied from interface: EncryptionService

Decrypt the message with an IV

Specified by:

decrypt in interface EncryptionService

Parameters:

iv - The IV to encrypted the message with

message - the message to decrypt

Returns:

the message decrypted

encrypt

public byte[] encrypt(byte[] message)

Description copied from interface: EncryptionService

Encrypt the message with an application scoped IV

Specified by:

encrypt in interface EncryptionService

Parameters:

message - the message to encrypt

Returns:

a encrypted version of message

encrypt

public byte[] encrypt(byte[] iv,
                      byte[] message)

Description copied from interface: EncryptionService

Encrypt the message with a iv

Specified by:

encrypt in interface EncryptionService

Parameters:

iv - The IV to encrypted the message with

message - the message to encrypt

Returns:

an encrypted version of the method