org.apache.shiro.spring.boot.utils

类 SecretKeyUtils

java.lang.Object

org.apache.shiro.spring.boot.utils.SecretKeyUtils

public class SecretKeyUtils
extends Object

秘钥工具类

字段概要

字段

限定符和类型	字段和说明
static int	CACHE_SIZE
static String	KEY_AES AES算法 java6支持56位密钥，bouncycastle支持64位
static String	KEY_BASE64
static String	KEY_DES
static String	KEY_DESEDE
static String	KEY_ECDSA
static String	KEY_RSA RSA对称加密算法
static int	KEY_SIZE 密钥大小

构造器概要

构造器

构造器和说明
SecretKeyUtils()

方法概要

限定符和类型	方法和说明
static byte[]	genBinarySecretKey(String algorithm)
static byte[]	genBinarySecretKey(String algorithm, int keySize)
static byte[]	genBinarySecretKey(String seed, String algorithm, int keySize)
static SecretKey	genDESedeKey(byte[] key)
static SecretKey	genDESedeKey(String key)
static SecretKey	genDESKey(byte[] key)
static SecretKey	genDESKey(String key)
static KeyPair	genKeyPair(String algorithm)
static KeyPair	genKeyPair(String algorithm, int keySize)
static KeyPair	genKeyPair(String seed, String algorithm, int keySize)
static SecretKey	genPBEKey(char[] password, String algorithm)
static SecretKey	genPBEKey(String password, String algorithm)
static PrivateKey	genPrivateKey(String algorithm, byte[] prikeyBytes)
static PublicKey	genPublicKey(String algorithm, byte[] pubKeyBytes)
static byte[]	genRandomKey(int keysize)
static byte[]	genRandomKey(String seed, int keysize)
static SecretKey	genSecretKey(byte[] key, String algorithm)
static SecretKey	genSecretKey(KeySpec keySpec, String algorithm)
static SecretKey	genSecretKey(String algorithm)
static SecretKey	genSecretKey(String algorithm, int keysize)
static SecretKey	genSecretKey(String key, String algorithm)
static SecretKey	genSecretKey(String seed, String algorithm, int keySize) 根据秘钥种子生成随机密钥
static String	genSecretKeyBase64(String algorithm, int keySize)
static String	genSecretKeyHex(String algorithm, int keySize)
static String	genSecretKeyHex(String seed, String algorithm, int keySize)
static SecureRandom	genSecureRandom()
static SecureRandom	genSecureRandom(String seed)
static void	main(String[] args)
static SecretKey	readKey(InputStream inStream)
static void	writeKey(Key key, OutputStream outStream)

从类继承的方法 java.lang.Object

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

字段详细资料

KEY_AES

public static final String KEY_AES

AES算法 java6支持56位密钥，bouncycastle支持64位

另请参阅:

常量字段值

KEY_BASE64

public static final String KEY_BASE64

另请参阅:

常量字段值

KEY_DES

public static final String KEY_DES

另请参阅:

常量字段值

KEY_DESEDE

public static final String KEY_DESEDE

另请参阅:

常量字段值

KEY_RSA

public static final String KEY_RSA

RSA对称加密算法

另请参阅:

常量字段值

KEY_ECDSA

public static final String KEY_ECDSA

另请参阅:

常量字段值

KEY_SIZE

public static final int KEY_SIZE

密钥大小

另请参阅:

常量字段值

CACHE_SIZE

public static final int CACHE_SIZE

另请参阅:

常量字段值

构造器详细资料

SecretKeyUtils

public SecretKeyUtils()

方法详细资料

genKeyPair

public static KeyPair genKeyPair(String algorithm)
                          throws GeneralSecurityException

抛出:

GeneralSecurityException

genKeyPair

public static KeyPair genKeyPair(String algorithm,
                                 int keySize)
                          throws GeneralSecurityException

抛出:

GeneralSecurityException

genKeyPair

public static KeyPair genKeyPair(String seed,
                                 String algorithm,
                                 int keySize)
                          throws GeneralSecurityException

抛出:

GeneralSecurityException

genPublicKey

public static PublicKey genPublicKey(String algorithm,
                                     byte[] pubKeyBytes)
                              throws GeneralSecurityException

抛出:

GeneralSecurityException

genPrivateKey

public static PrivateKey genPrivateKey(String algorithm,
                                       byte[] prikeyBytes)
                                throws GeneralSecurityException

抛出:

GeneralSecurityException

genSecretKey

public static SecretKey genSecretKey(String key,
                                     String algorithm)
                              throws GeneralSecurityException

抛出:

GeneralSecurityException

genSecretKey

public static SecretKey genSecretKey(byte[] key,
                                     String algorithm)
                              throws GeneralSecurityException

抛出:

GeneralSecurityException

genSecretKey

public static SecretKey genSecretKey(String seed,
                                     String algorithm,
                                     int keySize)
                              throws GeneralSecurityException

根据秘钥种子生成随机密钥

参数:

seed - 密钥种子

algorithm - 生成密匙的算法

keySize - 密匙长度

返回:

二进制密钥

抛出:

GeneralSecurityException - GeneralSecurityException

genSecretKey

public static SecretKey genSecretKey(String algorithm,
                                     int keysize)
                              throws GeneralSecurityException

抛出:

GeneralSecurityException

genSecretKey

public static SecretKey genSecretKey(String algorithm)
                              throws GeneralSecurityException

抛出:

GeneralSecurityException

genBinarySecretKey

public static byte[] genBinarySecretKey(String seed,
                                        String algorithm,
                                        int keySize)
                                 throws GeneralSecurityException

抛出:

GeneralSecurityException

genSecretKeyHex

public static String genSecretKeyHex(String seed,
                                     String algorithm,
                                     int keySize)
                              throws Exception

抛出:

Exception

genBinarySecretKey

public static byte[] genBinarySecretKey(String algorithm)
                                 throws GeneralSecurityException

抛出:

GeneralSecurityException

genBinarySecretKey

public static byte[] genBinarySecretKey(String algorithm,
                                        int keySize)
                                 throws GeneralSecurityException

抛出:

GeneralSecurityException

genSecretKeyHex

public static String genSecretKeyHex(String algorithm,
                                     int keySize)
                              throws Exception

抛出:

Exception

genSecretKeyBase64

public static String genSecretKeyBase64(String algorithm,
                                        int keySize)
                                 throws Exception

抛出:

Exception

genSecretKey

public static SecretKey genSecretKey(KeySpec keySpec,
                                     String algorithm)
                              throws GeneralSecurityException

抛出:

GeneralSecurityException

genPBEKey

public static SecretKey genPBEKey(String password,
                                  String algorithm)
                           throws GeneralSecurityException

抛出:

GeneralSecurityException

genPBEKey

public static SecretKey genPBEKey(char[] password,
                                  String algorithm)
                           throws GeneralSecurityException

抛出:

GeneralSecurityException

genDESKey

public static SecretKey genDESKey(String key)
                           throws GeneralSecurityException

抛出:

GeneralSecurityException

genDESKey

public static SecretKey genDESKey(byte[] key)
                           throws GeneralSecurityException

抛出:

GeneralSecurityException

genDESedeKey

public static SecretKey genDESedeKey(String key)
                              throws GeneralSecurityException

抛出:

GeneralSecurityException

genDESedeKey

public static SecretKey genDESedeKey(byte[] key)
                              throws GeneralSecurityException

抛出:

GeneralSecurityException

genSecureRandom

public static SecureRandom genSecureRandom()

genSecureRandom

public static SecureRandom genSecureRandom(String seed)

genRandomKey

public static byte[] genRandomKey(int keysize)

genRandomKey

public static byte[] genRandomKey(String seed,
                                  int keysize)

readKey

public static SecretKey readKey(InputStream inStream)

writeKey

public static void writeKey(Key key,
                            OutputStream outStream)

main

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

抛出:

Exception