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.core.center.iterator;
  
  import java.util.Iterator;
  import java.util.NoSuchElementException;
  
  import org.miaixz.bus.core.lang.Assert;
  import org.w3c.dom.Node;
  import org.w3c.dom.NodeList;
  
  /**
   * 包装 {@link NodeList} 的{@link Iterator} 此 iterator 不支持 {@link #remove()} 方法。
   *
   * @author Kimi Liu
   * @see NodeList
   * @since Java 17+
   */
  public class NodeListIterator implements ResettableIterator<Node> {
  
      private final NodeList nodeList;
      /**
       * 当前位置索引
       */
      private int index = 0;
  
      /**
       * 构造, 根据给定{@link NodeList} 创建{@code NodeListIterator}
       *
       * @param nodeList {@link NodeList}，非空
       */
      public NodeListIterator(final NodeList nodeList) {
          this.nodeList = Assert.notNull(nodeList, "NodeList must not be null.");
      }
  
      @Override
      public boolean hasNext() {
          return nodeList != null && index < nodeList.getLength();
      }
  
      @Override
      public Node next() {
          if (nodeList != null && index < nodeList.getLength()) {
              return nodeList.item(index++);
          }
          throw new NoSuchElementException("underlying nodeList has no more elements");
      }
  
      /**
       * Throws {@link UnsupportedOperationException}.
       *
       * @throws UnsupportedOperationException always
       */
      @Override
      public void remove() {
          throw new UnsupportedOperationException("remove() method not supported for a NodeListIterator.");
      }
  
      @Override
      public void reset() {
          this.index = 0;
      }
  
  }
  