package com.ruoyi.common.encrypt.core.encryptor;
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import cn.hutool.core.codec.Base64;
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import cn.hutool.crypto.SecureUtil;
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import cn.hutool.crypto.asymmetric.KeyType;
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import cn.hutool.crypto.asymmetric.RSA;
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import com.ruoyi.common.core.utils.StringUtils;
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import com.ruoyi.common.encrypt.core.EncryptContext;
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import com.ruoyi.common.encrypt.enumd.AlgorithmType;
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import com.ruoyi.common.encrypt.enumd.EncodeType;
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/**
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* RSA算法实现
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*
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* @author 老马
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* @version 4.6.0
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*/
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public class RsaEncryptor extends AbstractEncryptor {
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private final RSA rsa;
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public RsaEncryptor(EncryptContext context) {
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super(context);
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String privateKey = context.getPrivateKey();
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String publicKey = context.getPublicKey();
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if (StringUtils.isAnyEmpty(privateKey, publicKey)) {
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throw new IllegalArgumentException("RSA公私钥均需要提供，公钥加密，私钥解密。");
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}
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this.rsa = SecureUtil.rsa(Base64.decode(privateKey), Base64.decode(publicKey));
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}
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/**
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* 获得当前算法
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*/
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@Override
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public AlgorithmType algorithm() {
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return AlgorithmType.RSA;
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}
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/**
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* 加密
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*
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* @param value 待加密字符串
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* @param encodeType 加密后的编码格式
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*/
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@Override
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public String encrypt(String value, EncodeType encodeType) {
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if (encodeType == EncodeType.HEX) {
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return rsa.encryptHex(value, KeyType.PublicKey);
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} else {
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return rsa.encryptBase64(value, KeyType.PublicKey);
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}
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}
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/**
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* 解密
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*
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* @param value 待加密字符串
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*/
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@Override
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public String decrypt(String value) {
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return this.rsa.decryptStr(value, KeyType.PrivateKey);
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}
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}
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