getname.ja

java操作xml文件的各种代码

import org.apache.xerces.parsers.DOMParser;
import org.w3c.dom.DOMImplementation;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.w3c.dom.traversal.DocumentTraversal;
import org.w3c.dom.traversal.TreeWalker;
import org.w3c.dom.traversal.NodeFilter;

public class getName {

  public static void main(String[] args) throws Exception{
    DOMParser parser = new DOMParser();

    parser.setFeature(
      "http://xml.org/sax/features/validation",
      true);
    parser.setFeature(
      "http://apache.org/xml/features/dom/include-ignorable-whitespace",
      false);

    parser.parse(args[0]);
    Document root = parser.getDocument();

    TreeWalker tw = ((DocumentTraversal)root)
      .createTreeWalker(root,
        NodeFilter.SHOW_ALL,
        new MyNodeFilter(),
        true);
    printTree(tw);
  }

  static void printTree(TreeWalker tw){
    Node n = tw.getCurrentNode();
    System.out.println(n.getNodeValue());
    Node child = tw.firstChild();
    while(child != null){
      printTree(tw);
      child = tw.nextSibling();
    }
    tw.setCurrentNode(n);
  }
}

class MyNodeFilter implements NodeFilter{
  public short acceptNode(Node n) {
//    System.out.println("NodeFilter: " + n.getNodeName() + "->" + n.getNodeValue());
    if( n.getNodeType() == Node.TEXT_NODE )
      if( n.getParentNode().getNodeName().equals("MyXML:﹎