Package org.gcube.common.encryption.encrypter

Class StringEncrypter

java.lang.Object

org.gcube.common.encryption.encrypter.StringEncrypter

All Implemented Interfaces:

Encrypter<String>

public class StringEncrypter
extends Object
implements Encrypter<String>

Author:

Luca Frosini (ISTI - CNR)

Method Summary

Modifier and Type	Method	Description
String	decrypt(String string)	Decrypts the string with the context key
String	decrypt(String string, Key dkey)	Decrypts the string with the given key; the decrypted bytes are decoded as UTF-8
String	encrypt(String string)	Encrypts the string with the context Key
String	encrypt(String string, Key ekey)	Encrypts the string with the given key; the string is encoded in UTF-8 before encryption
static StringEncrypter	getEncrypter()	Gets the Encrypter for String

Methods inherited from class java.lang.Object

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

Method Details

getEncrypter

public static StringEncrypter getEncrypter()

Gets the Encrypter for String

Returns:

the encrypter

encrypt

public String encrypt(String string)
               throws Exception

Encrypts the string with the context Key

Specified by:

encrypt in interface Encrypter<String>

Parameters:

string - the string to encrypt

Returns:

the encrypted string in a Base64 encoding

Throws:

Exception - if encryption fails

encrypt

public String encrypt(String string,
 Key ekey)
               throws Exception

Encrypts the string with the given key; the string is encoded in UTF-8 before encryption

Specified by:

encrypt in interface Encrypter<String>

Parameters:

string - the string to encrypt

ekey - the key for encrypting

Returns:

the encrypted string in a Base64 encoding

Throws:

Exception - if encryption fails

decrypt

public String decrypt(String string)
               throws Exception

Decrypts the string with the context key

Specified by:

decrypt in interface Encrypter<String>

Parameters:

string - the encrypted string to decrypt

Returns:

the decrypted string

Throws:

Exception - if decryption fails

decrypt

public String decrypt(String string,
 Key dkey)
               throws Exception

Decrypts the string with the given key; the decrypted bytes are decoded as UTF-8

Specified by:

decrypt in interface Encrypter<String>

Parameters:

string - the encrypted string to decrypt

dkey - the key to use for decrypting

Returns:

the decrypted string

Throws:

Exception - if decryption fails