content: /*
   ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
   ~                                                                               ~
   ~ The MIT License (MIT)                                                         ~
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   ~ Copyright (c) 2015-2025 miaixz.org and other contributors.                    ~
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   ~ Permission is hereby granted, free of charge, to any person obtaining a copy  ~
   ~ of this software and associated documentation files (the "Software"), to deal ~
   ~ in the Software without restriction, including without limitation the rights  ~
   ~ to use, copy, modify, merge, publish, distribute, sublicense, and/or sell     ~
   ~ copies of the Software, and to permit persons to whom the Software is         ~
   ~ furnished to do so, subject to the following conditions:                      ~
   ~                                                                               ~
   ~ The above copyright notice and this permission notice shall be included in    ~
   ~ all copies or substantial portions of the Software.                           ~
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   ~ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR    ~
   ~ IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,      ~
   ~ FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE   ~
   ~ AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER        ~
   ~ LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, ~
   ~ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN     ~
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   ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
  */
  package org.miaixz.bus.crypto.metric;
  
  import org.miaixz.bus.core.lang.Algorithm;
  import org.miaixz.bus.core.lang.Charset;
  import org.miaixz.bus.core.lang.exception.InternalException;
  import org.miaixz.bus.core.xyz.StringKit;
  import org.miaixz.bus.crypto.Provider;
  import org.miaixz.bus.crypto.builtin.symmetric.Crypto;
  
  /**
   * 高级加密标准,是下一代的加密算法标准,速度快,安全级别高； AES是一个使用128为分组块的分组加密算法,分组块和128、192或256位的密钥一起作为输入, 对4×4的字节数组上进行操作
   * 众所周之AES是种十分高效的算法,尤其在8位架构中,这源于它面向字节的设计 AES 适用于8位的小型单片机或者普通的32位微处理器,并且适合用专门的硬件实现,硬件实现能够使其吞吐量(每秒可以到达的加密/解密bit数) 达到十亿量级
   *
   * @author Kimi Liu
   * @since Java 17+
   */
  public class RC4Provider implements Provider {
  
      /**
       * 加密
       *
       * @param key     密钥
       * @param content 需要加密的内容
       */
      @Override
      public byte[] encrypt(String key, byte[] content) {
          if (StringKit.isEmpty(key)) {
              throw new InternalException("key is null!");
          }
          Crypto rc4 = new Crypto(Algorithm.RC4, key.getBytes());
          return rc4.encrypt(StringKit.toString(content, Charset.UTF_8));
      }
  
      /**
       * 解密
       *
       * @param key     密钥
       * @param content 需要解密的内容
       */
      @Override
      public byte[] decrypt(String key, byte[] content) {
          if (StringKit.isEmpty(key)) {
              throw new InternalException("key is null!");
          }
          Crypto rc4 = new Crypto(Algorithm.RC4, key.getBytes());
          return rc4.decrypt(content);
      }
  
  }
  