Package net.ME1312.SubData.Server.Encryption

Class RSA

java.lang.Object

net.ME1312.SubData.Server.Encryption.RSA

All Implemented Interfaces:

Cipher, CipherFactory

public final class RSA
extends Object
implements Cipher, CipherFactory

RSA Encryption Handler Class

Constructor Summary

Constructors

Constructor	Description
RSA(int keyLength, File privateKey, File publicKey)	Initialize RSA Cipher (Server)
RSA(File publicKey)	Initialize RSA Cipher (Client)

Method Summary

Modifier and Type	Method	Description
static void	addCipher(String handle, Supplier<Pair<Cipher,String>> generator, Function<String,Cipher> parser)
void	decrypt(DataClient client, InputStream in, OutputStream out)	Decrypt Data
void	encrypt(DataClient client, InputStream in, OutputStream out)	Encrypt Data
Cipher	getCipher(String handle, String key)	Get a cipher by name
String	getName()	Get the name of this Cipher
Pair<Cipher,String>	newCipher(String handle)	Get a cipher by name
static void	removeCipher(String handle)

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.ME1312.SubData.Server.Cipher

retire

Constructor Details

RSA

public RSA(int keyLength,
 File privateKey,
 File publicKey)
    throws Exception

Initialize RSA Cipher (Server)

Parameters:

keyLength - 2048, 3072, 4096 bit mode

privateKey - Private key location (will generate if unavailable)

publicKey - Public key location (will generate if unavailable)

Throws:

Exception

RSA

public RSA(File publicKey)
    throws Exception

Initialize RSA Cipher (Client)

Parameters:

publicKey - Public key location

Throws:

Exception

Method Details

getName

public String getName()

Description copied from interface: Cipher

Get the name of this Cipher

Specified by:

getName in interface Cipher

Returns:

Cipher Name

encrypt

public void encrypt(DataClient client,
 InputStream in,
 OutputStream out)
             throws Exception

Description copied from interface: Cipher

Encrypt Data

Specified by:

encrypt in interface Cipher

Parameters:

client - Client

in - Decrypted Data

out - Encrypted Data

Throws:

Exception

decrypt

public void decrypt(DataClient client,
 InputStream in,
 OutputStream out)
             throws Exception

Description copied from interface: Cipher

Decrypt Data

Specified by:

decrypt in interface Cipher

Parameters:

client - Client

in - Encrypted Data

out - Decrypted Data

Throws:

Exception

newCipher

public Pair<Cipher,String> newCipher(String handle)

Description copied from interface: CipherFactory

Get a cipher by name

Specified by:

newCipher in interface CipherFactory

Parameters:

handle - Cipher name

Returns:

Cipher/Token pair

getCipher

public Cipher getCipher(String handle,
 String key)

Description copied from interface: CipherFactory

Get a cipher by name

Specified by:

getCipher in interface CipherFactory

Parameters:

handle - Cipher name

key - Token

Returns:

Cipher

addCipher

public static void addCipher(String handle,
 Supplier<Pair<Cipher,String>> generator,
 Function<String,Cipher> parser)

removeCipher

public static void removeCipher(String handle)