Re: Parsing XML with Dom

=?ISO-8859-1?Q?Arne_Vajh=F8j?= <>
Sun, 30 Sep 2007 17:37:00 -0400
Arne VajhHj wrote: wrote:

The problem seemed it is that setIgnoringElementContentWhitespace
works if the xml refers to either to xsd or dtd.

To some extent that I think that makes sense.

Only with a DTD or XSD is it possible to identify something
as content whitespace.

Try look at the attached example.



package september;


import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;

import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.w3c.dom.traversal.DocumentTraversal;
import org.w3c.dom.traversal.NodeFilter;
import org.w3c.dom.traversal.TreeWalker;
import org.xml.sax.InputSource;

public class XMLandWS {
     public static void parse(String xml) throws Exception {
         DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
         DocumentBuilder db = dbf.newDocumentBuilder();
         Document doc = db.parse(new InputSource(new StringReader(xml)));
         TreeWalker walk = ((DocumentTraversal)
doc).createTreeWalker(doc.getDocumentElement(), NodeFilter.SHOW_TEXT,
null, false);
         Node n;
         while ((n = walk.nextNode()) != null) {
             System.out.println("=" + n.getNodeValue().replace("\n",
"\\n").replace(" ", "_"));
     public static void main(String[] args) throws Exception {
         parse("<all>\n" +
               " <one>A</one>\n" +
               " <one>BB</one>\n" +
               " <one>CCC</one>\n" +
         parse("<!DOCTYPE all [\n" +
               "<!ELEMENT all (one)*>\n" +
               "<!ELEMENT one (#PCDATA)>\n" +
               "]>\n" +
               "<all>\n" +
               " <one>A</one>\n" +
               " <one>BB</one>\n" +
               " <one>CCC</one>\n" +
         parse("<!DOCTYPE all [\n" +
                 "<!ELEMENT all (#PCDATA|one)*>\n" +
                 "<!ELEMENT one (#PCDATA)>\n" +
                 "]>\n" +
                 "<all>\n" +
                 " <one>A</one>\n" +
                 " <one>BB</one>\n" +
                 " <one>CCC</one>\n" +

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