com.aliyun.encryptionsdk.handler

Class DefaultEncryptHandler

java.lang.Object

com.aliyun.encryptionsdk.handler.DefaultEncryptHandler

All Implemented Interfaces:

EncryptHandler

public class DefaultEncryptHandler
extends Object
implements EncryptHandler

EncryptHandler 的默认实现

Constructor Summary

Constructors

Constructor and Description
DefaultEncryptHandler()

Method Summary

Modifier and Type	Method and Description
byte[]	decrypt(CipherMaterial cipherMaterial, DecryptionMaterial decryptionMaterial) 对一个加密结果进行解密
void	decryptStream(InputStream inputStream, OutputStream outputStream, CipherMaterial cipherMaterial, DecryptionMaterial decryptionMaterial) 对 InputStream 输入流进行解密，并将解密结果写入 OutputStream
CipherMaterial	encrypt(byte[] plaintext, EncryptionMaterial encryptionMaterial) 对一个明文字节数组进行加密
CipherMaterial	encryptStream(InputStream inputStream, OutputStream outputStream, BaseDataKeyProvider provider, EncryptionMaterial encryptionMaterial) 对 InputStream 输入流进行加密，并将加密结果写入 OutputStream

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultEncryptHandler

public DefaultEncryptHandler()

Method Detail

encrypt

public CipherMaterial encrypt(byte[] plaintext,
                              EncryptionMaterial encryptionMaterial)

Description copied from interface: EncryptHandler

对一个明文字节数组进行加密

Specified by:

encrypt in interface EncryptHandler

Parameters:

plaintext - 明文字节数组

encryptionMaterial - 加密密钥材料

Returns:

加密结果（包括加密的材料和密文）

decrypt

public byte[] decrypt(CipherMaterial cipherMaterial,
                      DecryptionMaterial decryptionMaterial)

Description copied from interface: EncryptHandler

对一个加密结果进行解密

Specified by:

decrypt in interface EncryptHandler

Parameters:

cipherMaterial - 加密结果

decryptionMaterial - 解密密钥材料

Returns:

明文字节数组

encryptStream

public CipherMaterial encryptStream(InputStream inputStream,
                                    OutputStream outputStream,
                                    BaseDataKeyProvider provider,
                                    EncryptionMaterial encryptionMaterial)

Description copied from interface: EncryptHandler

对 InputStream 输入流进行加密，并将加密结果写入 OutputStream

Specified by:

encryptStream in interface EncryptHandler

Parameters:

inputStream - 待加密流

outputStream - 已加密流

provider - 数据密钥提供

encryptionMaterial - 加密材料

Returns:

加密结果

decryptStream

public void decryptStream(InputStream inputStream,
                          OutputStream outputStream,
                          CipherMaterial cipherMaterial,
                          DecryptionMaterial decryptionMaterial)

Description copied from interface: EncryptHandler

对 InputStream 输入流进行解密，并将解密结果写入 OutputStream

Specified by:

decryptStream in interface EncryptHandler

Parameters:

inputStream - 加密流

outputStream - 已解密流

cipherMaterial - 加密信息

decryptionMaterial - 解密材料