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add update method

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Looly 2021-06-10 11:52:44 +08:00
parent 42b600b682
commit dff0bf6490
2 changed files with 25 additions and 20 deletions
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3
CHANGELOG.md
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@ -3,9 +3,10 @@
-------------------------------------------------------------------------------------------------------------
# 5.6.8 (2021-06-09)
# 5.6.8 (2021-06-10)
### 🐣新特性
* 【crypto 】 SymmetricCrypto增加update方法（pr#1642@Github）
### 🐞Bug修复

42
hutool-crypto/src/main/java/cn/hutool/crypto/symmetric/SymmetricCrypto.java
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@ -198,31 +198,14 @@ public class SymmetricCrypto implements Serializable {
return this;
}
// --------------------------------------------------------------------------------- Encrypt
/**
* 加密
*
* @param data 被加密的bytes
* @return 加密后的bytes
*/
public byte[] encrypt(byte[] data) {
lock.lock();
try {
final Cipher cipher = initCipher(Cipher.ENCRYPT_MODE);
return cipher.doFinal(paddingDataWithZero(data, cipher.getBlockSize()));
} catch (Exception e) {
throw new CryptoException(e);
} finally {
lock.unlock();
}
}
// --------------------------------------------------------------------------------- Update
/**
* 更新数据，分组加密中间结果可以当作随机数
*
* @param data 被加密的bytes
* @return update之后的bytes
* @since 5.6.8
*/
public byte[] update(byte[] data) {
lock.lock();
@ -241,11 +224,32 @@ public class SymmetricCrypto implements Serializable {
*
* @param data 被加密的bytes
* @return update之后的hex数据
* @since 5.6.8
*/
public String updateHex(byte[] data) {
return HexUtil.encodeHexStr(update(data));
}
// --------------------------------------------------------------------------------- Encrypt
/**
* 加密
*
* @param data 被加密的bytes
* @return 加密后的bytes
*/
public byte[] encrypt(byte[] data) {
lock.lock();
try {
final Cipher cipher = initCipher(Cipher.ENCRYPT_MODE);
return cipher.doFinal(paddingDataWithZero(data, cipher.getBlockSize()));
} catch (Exception e) {
throw new CryptoException(e);
} finally {
lock.unlock();
}
}
/**
* 加密，针对大数据量，可选结束后是否关闭流
*