Package com.atlassian.crowd.crypto

Class CachedEncryptor

java.lang.Object

com.atlassian.crowd.crypto.CachedEncryptor

All Implemented Interfaces:

Encryptor

public class CachedEncryptor
extends Object
implements Encryptor

Wrapper that caches encryption and decryption results.

Constructor Summary

Constructors

Constructor	Description
CachedEncryptor(Encryptor delegate, long maxCacheSize, Duration expireAfterAccess, BooleanSupplier cacheEnabledSupplier)

Method Summary

Modifier and Type	Method	Description
boolean	changeEncryptionKey()	Generate new encryption key, which should be used to encrypt password in following calls to Encryptor.encrypt(java.lang.String).
String	decrypt(String encryptedPassword)	Decrypt encrypted password, and return its original value.
String	encrypt(String password)	Encrypt plaintext password, and return encrypted value which can later be used in decrypt method to get plaintext password.

Methods inherited from class java.lang.Object

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

Constructor Details

CachedEncryptor

public CachedEncryptor(Encryptor delegate,
 long maxCacheSize,
 Duration expireAfterAccess,
 BooleanSupplier cacheEnabledSupplier)

Method Details

encrypt

public String encrypt(String password)

Description copied from interface: Encryptor

Encrypt plaintext password, and return encrypted value which can later be used in decrypt method to get plaintext password.

Specified by:

encrypt in interface Encryptor

Returns:

encrypted password.

decrypt

public String decrypt(String encryptedPassword)

Description copied from interface: Encryptor

Decrypt encrypted password, and return its original value.

In case of any error during decryption (such as missing decryption key) return encryptedPassword.

Specified by:

decrypt in interface Encryptor

Returns:

decrypted password or unchanged encryptedPassword in case of any error

changeEncryptionKey

public boolean changeEncryptionKey()

Description copied from interface: Encryptor

Generate new encryption key, which should be used to encrypt password in following calls to Encryptor.encrypt(java.lang.String).

Specified by:

changeEncryptionKey in interface Encryptor

Returns:

true if generation was successful, or false when encryption key migration is not supported