com.ptteng.keeper.common.util.yl

Class DesUtil2

java.lang.Object

com.ptteng.keeper.common.util.yl.DesUtil2

public abstract class DesUtil2
extends Object

3DES加密

Version:

1.0

Author:

Field Summary

Fields

Modifier and Type	Field and Description
static String	CIPHER_ALGORITHM 加密/解密算法/工作模式/填充方式
static String	KEY_ALGORITHM 密钥算法

Constructor Summary

Constructors

Constructor and Description
DesUtil2()

Method Summary

Modifier and Type	Method and Description
static byte[]	decrypt(byte[] data, byte[] key) 解密
static byte[]	encrypt(byte[] data, byte[] key) 加密
static byte[]	initKey() 生成密钥
static Key	toKey(byte[] key) 转换密钥

Methods inherited from class java.lang.Object

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

Field Detail

KEY_ALGORITHM

public static final String KEY_ALGORITHM

密钥算法

See Also:

Constant Field Values

CIPHER_ALGORITHM

public static final String CIPHER_ALGORITHM

加密/解密算法/工作模式/填充方式

See Also:

Constant Field Values

Constructor Detail

DesUtil2

public DesUtil2()

Method Detail

toKey

public static Key toKey(byte[] key)
                 throws Exception

转换密钥

Parameters:

key - 二进制密钥

Returns:

key 密钥

Throws:

Exception

decrypt

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

解密

Parameters:

data - 待解密数据

key - 密钥

Returns:

byte[] 解密数据

Throws:

Exception

encrypt

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

加密

Parameters:

data - 待加密数据

key - 密钥

Returns:

byte[] 加密数据

Throws:

Exception

initKey

public static byte[] initKey()
                      throws Exception

生成密钥

Returns:

byte[] 二进制密钥

Throws:

Exception