Package com.core.util.secure

Class SRsaUtil

java.lang.Object

com.core.util.secure.SRsaUtil

public class SRsaUtil
extends java.lang.Object

Author:

Sokkheang.huo

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	OPTION_TYPE_ALL
static java.lang.String	OPTION_TYPE_EXTEND
static java.lang.String	OPTION_TYPE_SIMPLE

Constructor Summary

Constructors

Constructor	Description
SRsaUtil()

Method Summary

Modifier and Type	Method	Description
static java.lang.String	decrypt(java.lang.String encodedText, java.lang.String encodedBase64PrivateKey)
static java.lang.String	decrypt(java.lang.String encodedText, java.security.PrivateKey key)
static java.lang.String	encrypt(java.lang.String plainText, java.lang.String base64encodedPublicKey)
static java.lang.String	encrypt(java.lang.String plainText, java.lang.String publicKeyModulus, java.lang.String publicKeyExponent)
static java.lang.String	encrypt(java.lang.String plainText, java.security.PublicKey key)
static java.security.PublicKey	generatePublicKey(java.lang.String publicKeyModulus, java.lang.String publicKeyExponent)
static java.util.Map<java.lang.String,java.lang.Object>	generationKey()
static java.util.Map<java.lang.String,java.lang.Object>	generationKey(int keySize)
static java.util.Map<java.lang.String,java.lang.Object>	generationKey(int keySize, java.lang.String optionType)
static java.util.Map<java.lang.String,java.lang.Object>	generationKey(java.lang.String optionType)
static java.lang.String	getPublicExponent(java.security.spec.RSAPublicKeySpec publicSpec)
static java.lang.String	getPublicKeyModulus(java.security.spec.RSAPublicKeySpec publicSpec)
static java.security.spec.RSAPublicKeySpec	getPublicKeySpec(java.security.PublicKey publicKey)
static java.security.PrivateKey	toPrivateKey(java.lang.String encodedBase64PrivateKey)
static java.security.PublicKey	toPublicKey(java.lang.String encodedBase64PublicKey)

Methods inherited from class java.lang.Object

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

Field Detail

OPTION_TYPE_ALL

public static final java.lang.String OPTION_TYPE_ALL

See Also:

Constant Field Values

OPTION_TYPE_SIMPLE

public static final java.lang.String OPTION_TYPE_SIMPLE

See Also:

Constant Field Values

OPTION_TYPE_EXTEND

public static final java.lang.String OPTION_TYPE_EXTEND

See Also:

Constant Field Values

Constructor Detail

SRsaUtil

public SRsaUtil()

Method Detail

generationKey

public static java.util.Map<java.lang.String,java.lang.Object> generationKey()
                                                                            throws SException,
                                                                                   java.security.spec.InvalidKeySpecException,
                                                                                   java.security.NoSuchAlgorithmException

Throws:

SException

java.security.spec.InvalidKeySpecException

java.security.NoSuchAlgorithmException

generationKey

public static java.util.Map<java.lang.String,java.lang.Object> generationKey(int keySize)
                                                                            throws SException,
                                                                                   java.security.spec.InvalidKeySpecException,
                                                                                   java.security.NoSuchAlgorithmException

Throws:

SException

java.security.spec.InvalidKeySpecException

java.security.NoSuchAlgorithmException

generationKey

public static java.util.Map<java.lang.String,java.lang.Object> generationKey(java.lang.String optionType)
                                                                            throws SException,
                                                                                   java.security.spec.InvalidKeySpecException,
                                                                                   java.security.NoSuchAlgorithmException

Throws:

SException

java.security.spec.InvalidKeySpecException

java.security.NoSuchAlgorithmException

generationKey

public static java.util.Map<java.lang.String,java.lang.Object> generationKey(int keySize,
                                                                                   java.lang.String optionType)
                                                                            throws SException,
                                                                                   java.security.spec.InvalidKeySpecException,
                                                                                   java.security.NoSuchAlgorithmException

Throws:

SException

java.security.spec.InvalidKeySpecException

java.security.NoSuchAlgorithmException

encrypt

public static java.lang.String encrypt(java.lang.String plainText,
                                       java.security.PublicKey key)
                                throws SException,
                                       javax.crypto.NoSuchPaddingException,
                                       java.security.NoSuchAlgorithmException,
                                       java.security.InvalidKeyException,
                                       javax.crypto.IllegalBlockSizeException,
                                       javax.crypto.BadPaddingException

Throws:

SException

javax.crypto.NoSuchPaddingException

java.security.NoSuchAlgorithmException

java.security.InvalidKeyException

javax.crypto.IllegalBlockSizeException

javax.crypto.BadPaddingException

encrypt

public static java.lang.String encrypt(java.lang.String plainText,
                                       java.lang.String publicKeyModulus,
                                       java.lang.String publicKeyExponent)
                                throws SException,
                                       java.security.NoSuchAlgorithmException,
                                       java.security.spec.InvalidKeySpecException,
                                       java.security.InvalidKeyException,
                                       javax.crypto.NoSuchPaddingException,
                                       javax.crypto.IllegalBlockSizeException,
                                       javax.crypto.BadPaddingException

Throws:

SException

java.security.NoSuchAlgorithmException

java.security.spec.InvalidKeySpecException

java.security.InvalidKeyException

javax.crypto.NoSuchPaddingException

javax.crypto.IllegalBlockSizeException

javax.crypto.BadPaddingException

encrypt

public static java.lang.String encrypt(java.lang.String plainText,
                                       java.lang.String base64encodedPublicKey)
                                throws SException,
                                       java.security.spec.InvalidKeySpecException,
                                       java.security.NoSuchAlgorithmException,
                                       java.security.InvalidKeyException,
                                       javax.crypto.NoSuchPaddingException,
                                       javax.crypto.IllegalBlockSizeException,
                                       javax.crypto.BadPaddingException

Throws:

SException

java.security.spec.InvalidKeySpecException

java.security.NoSuchAlgorithmException

java.security.InvalidKeyException

javax.crypto.NoSuchPaddingException

javax.crypto.IllegalBlockSizeException

javax.crypto.BadPaddingException

decrypt

public static java.lang.String decrypt(java.lang.String encodedText,
                                       java.security.PrivateKey key)
                                throws SException,
                                       java.security.NoSuchAlgorithmException,
                                       javax.crypto.NoSuchPaddingException,
                                       java.security.InvalidKeyException,
                                       javax.crypto.IllegalBlockSizeException,
                                       javax.crypto.BadPaddingException

Throws:

SException

java.security.NoSuchAlgorithmException

javax.crypto.NoSuchPaddingException

java.security.InvalidKeyException

javax.crypto.IllegalBlockSizeException

javax.crypto.BadPaddingException

decrypt

public static java.lang.String decrypt(java.lang.String encodedText,
                                       java.lang.String encodedBase64PrivateKey)
                                throws SException,
                                       java.security.NoSuchAlgorithmException,
                                       java.security.spec.InvalidKeySpecException,
                                       java.security.InvalidKeyException,
                                       javax.crypto.NoSuchPaddingException,
                                       javax.crypto.IllegalBlockSizeException,
                                       javax.crypto.BadPaddingException

Throws:

SException

java.security.NoSuchAlgorithmException

java.security.spec.InvalidKeySpecException

java.security.InvalidKeyException

javax.crypto.NoSuchPaddingException

javax.crypto.IllegalBlockSizeException

javax.crypto.BadPaddingException

toPublicKey

public static java.security.PublicKey toPublicKey(java.lang.String encodedBase64PublicKey)
                                           throws SException,
                                                  java.security.spec.InvalidKeySpecException,
                                                  java.security.NoSuchAlgorithmException

Throws:

SException

java.security.spec.InvalidKeySpecException

java.security.NoSuchAlgorithmException

generatePublicKey

public static java.security.PublicKey generatePublicKey(java.lang.String publicKeyModulus,
                                                        java.lang.String publicKeyExponent)
                                                 throws SException,
                                                        java.security.NoSuchAlgorithmException,
                                                        java.security.spec.InvalidKeySpecException

Throws:

SException

java.security.NoSuchAlgorithmException

java.security.spec.InvalidKeySpecException

getPublicKeySpec

public static java.security.spec.RSAPublicKeySpec getPublicKeySpec(java.security.PublicKey publicKey)
                                                            throws java.lang.Exception

Throws:

java.lang.Exception

getPublicKeyModulus

public static java.lang.String getPublicKeyModulus(java.security.spec.RSAPublicKeySpec publicSpec)
                                            throws SException

Throws:

SException

getPublicExponent

public static java.lang.String getPublicExponent(java.security.spec.RSAPublicKeySpec publicSpec)
                                          throws SException

Throws:

SException

toPrivateKey

public static java.security.PrivateKey toPrivateKey(java.lang.String encodedBase64PrivateKey)
                                             throws SException,
                                                    java.security.NoSuchAlgorithmException,
                                                    java.security.spec.InvalidKeySpecException

Throws:

SException

java.security.NoSuchAlgorithmException

java.security.spec.InvalidKeySpecException