com.clickntap.utils
Class SecurityUtils

java.lang.Object
  com.clickntap.utils.SecurityUtils

public class SecurityUtils
extends Object

Constructor Summary

SecurityUtils()

Method Summary

static String	base64dec(String s)
static String	base64enc(String s)
static byte[]	decrypt(byte[] input, byte[] key)
static byte[]	decrypt(byte[] input, byte[] key, String algorithm, String cipherAlgorithm, AlgorithmParameterSpec paramSpec)
static byte[]	encrypt(byte[] input, byte[] key)
static byte[]	encrypt(byte[] input, byte[] key, String algorithm, String cipherAlgorithm, AlgorithmParameterSpec paramSpec)
static SecretKey	generateKey(int size)
static SecretKey	generateKey(int size, String algorithm)
static void	main(String[] args)
static String	md5(String s)
static String	sha1(String s)
static String	sha256(String s)

Methods inherited from class java.lang.Object

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

Constructor Detail

SecurityUtils

public SecurityUtils()

Method Detail

decrypt

public static byte[] decrypt(byte[] input,
                             byte[] key,
                             String algorithm,
                             String cipherAlgorithm,
                             AlgorithmParameterSpec paramSpec)
                      throws Exception

Throws:

Exception

decrypt

public static byte[] decrypt(byte[] input,
                             byte[] key)
                      throws Exception

Throws:

Exception

encrypt

public static byte[] encrypt(byte[] input,
                             byte[] key,
                             String algorithm,
                             String cipherAlgorithm,
                             AlgorithmParameterSpec paramSpec)
                      throws Exception

Throws:

Exception

encrypt

public static byte[] encrypt(byte[] input,
                             byte[] key)
                      throws Exception

Throws:

Exception

generateKey

public static SecretKey generateKey(int size)
                             throws Exception

Throws:

Exception

generateKey

public static SecretKey generateKey(int size,
                                    String algorithm)
                             throws Exception

Throws:

Exception

md5

public static String md5(String s)
                  throws Exception

Throws:

Exception

sha1

public static String sha1(String s)
                   throws Exception

Throws:

Exception

sha256

public static String sha256(String s)
                     throws Exception

Throws:

Exception

base64enc

public static String base64enc(String s)
                        throws Exception

Throws:

Exception

base64dec

public static String base64dec(String s)
                        throws Exception

Throws:

Exception

main

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

Throws:

Exception