package com.atlassian.plugin.parsers;
   
   import org.dom4j.Attribute;
   import org.dom4j.Document;
   import org.dom4j.Element;
   import org.dom4j.Namespace;
   import org.dom4j.VisitorSupport;
   import org.dom4j.tree.DefaultElement;
   
  /**
   * @since 3.0.0
   */
  public final class XmlDescriptorParserUtils
  {
      public static Document removeAllNamespaces(Document doc)
      {
          doc.accept(new NamespaceCleaner());
          return doc;
      }
  
      private static final class NamespaceCleaner extends VisitorSupport
      {
          public void visit(Document document)
          {
              ((DefaultElement) document.getRootElement()).setNamespace(Namespace.NO_NAMESPACE);
              document.getRootElement().additionalNamespaces().clear();
          }
  
          public void visit(Namespace namespace)
          {
              namespace.detach();
          }
  
          public void visit(Attribute node)
          {
              if (node.toString().contains("xmlns") || node.toString().contains("xsi:"))
              {
                  node.detach();
              }
          }
  
          public void visit(Element node)
          {
              if (node instanceof DefaultElement)
              {
                  ((DefaultElement) node).setNamespace(Namespace.NO_NAMESPACE);
              }
          }
      }
  }