content: /*
   ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
   ~                                                                               ~
   ~ The MIT License (MIT)                                                         ~
   ~                                                                               ~
   ~ Copyright (c) 2015-2025 miaixz.org and other contributors.                    ~
   ~                                                                               ~
   ~ 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.                           ~
   ~                                                                               ~
   ~ 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     ~
   ~ THE SOFTWARE.                                                                 ~
   ~                                                                               ~
   ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
  */
  package org.miaixz.bus.crypto.center;
  
  import java.io.File;
  import java.io.InputStream;
  import java.io.Serial;
  import java.nio.charset.Charset;
  
  import org.miaixz.bus.core.lang.Algorithm;
  import org.miaixz.bus.crypto.Builder;
  import org.miaixz.bus.crypto.builtin.digest.Digester;
  import org.miaixz.bus.crypto.builtin.digest.DigesterFactory;
  
  /**
   * MD5算法
   *
   * @author Kimi Liu
   * @since Java 17+
   */
  public class MD5 extends Digester {
  
      @Serial
      private static final long serialVersionUID = 2852290106196L;
  
      /**
       * MD5算法不使用BC库，使用JDK默认以提高初始性能
       */
      private static final DigesterFactory FACTORY = DigesterFactory.ofJdk(Algorithm.MD5.getValue());
  
      /**
       * 构造
       */
      public MD5() {
          super(FACTORY.createMessageDigester());
      }
  
      /**
       * 构造
       *
       * @param salt 盐值
       */
      public MD5(final byte[] salt) {
          this(salt, 0, 1);
      }
  
      /**
       * 构造
       *
       * @param salt        盐值
       * @param digestCount 摘要次数，当此值小于等于1,默认为1。
       */
      public MD5(final byte[] salt, final int digestCount) {
          this(salt, 0, digestCount);
      }
  
      /**
       * 构造
       *
       * @param salt         盐值
       * @param saltPosition 加盐位置，即将盐值字符串放置在数据的index数，默认0
       * @param digestCount  摘要次数，当此值小于等于1,默认为1。
       */
      public MD5(final byte[] salt, final int saltPosition, final int digestCount) {
          this();
          this.salt = salt;
          this.saltPosition = saltPosition;
          this.digestCount = digestCount;
      }
  
      /**
       * 创建MD5实例
       *
       * @return MD5
       */
      public static MD5 of() {
          return new MD5();
      }
  
      /**
       * 生成16位MD5摘要
       *
       * @param data    数据
       * @param charset 编码
       * @return 16位MD5摘要
       */
      public String digestHex16(final String data, final Charset charset) {
          return Builder.md5HexTo16(digestHex(data, charset));
      }
  
      /**
       * 生成16位MD5摘要
       *
       * @param data 数据
       * @return 16位MD5摘要
       */
      public String digestHex16(final String data) {
          return Builder.md5HexTo16(digestHex(data));
      }
  
      /**
       * 生成16位MD5摘要
       *
       * @param data 数据
       * @return 16位MD5摘要
       */
      public String digestHex16(final InputStream data) {
          return Builder.md5HexTo16(digestHex(data));
      }
  
      /**
       * 生成16位MD5摘要
       *
       * @param data 数据
       * @return 16位MD5摘要
       */
      public String digestHex16(final File data) {
          return Builder.md5HexTo16(digestHex(data));
      }
  
      /**
       * 生成16位MD5摘要
       *
       * @param data 数据
       * @return 16位MD5摘要
       */
      public String digestHex16(final byte[] data) {
          return Builder.md5HexTo16(digestHex(data));
      }
  
  }
  