Package com.github.damianwajser.crypto

Class CryptoUtil

java.lang.Object

com.github.damianwajser.crypto.CryptoUtil

public class CryptoUtil
extends Object

Constructor Summary

Constructors

Constructor	Description
CryptoUtil()

Method Summary

Modifier and Type	Method	Description
String	decrypt(String secretKey, String encryptedText)
String	encrypt(String secretKey, String plainText)
static void	main(String[] args)

Methods inherited from class java.lang.Object

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

Constructor Detail

CryptoUtil

public CryptoUtil()

Method Detail

encrypt

public String encrypt(String secretKey,
                      String plainText)
               throws NoSuchAlgorithmException,
                      InvalidKeySpecException,
                      NoSuchPaddingException,
                      InvalidKeyException,
                      InvalidAlgorithmParameterException,
                      UnsupportedEncodingException,
                      IllegalBlockSizeException,
                      BadPaddingException

Parameters:

secretKey - Key used to encrypt data

plainText - Text input to be encrypted

Returns:

Returns encrypted text

Throws:

NoSuchAlgorithmException

InvalidKeySpecException

NoSuchPaddingException

InvalidKeyException

InvalidAlgorithmParameterException

UnsupportedEncodingException

IllegalBlockSizeException

BadPaddingException

decrypt

public String decrypt(String secretKey,
                      String encryptedText)
               throws NoSuchAlgorithmException,
                      InvalidKeySpecException,
                      NoSuchPaddingException,
                      InvalidKeyException,
                      InvalidAlgorithmParameterException,
                      UnsupportedEncodingException,
                      IllegalBlockSizeException,
                      BadPaddingException,
                      IOException

Parameters:

secretKey - Key used to decrypt data

encryptedText - encrypted text input to decrypt

Returns:

Returns plain text after decryption

Throws:

NoSuchAlgorithmException

InvalidKeySpecException

NoSuchPaddingException

InvalidKeyException

InvalidAlgorithmParameterException

UnsupportedEncodingException

IllegalBlockSizeException

BadPaddingException

IOException

main

public static void main(String[] args)
                 throws Exception

Throws:

Exception