Thanks a lot Matt and Binu. appreciate your timely help.
vijay
---- Original message ----
>Date: Thu, 26 Jul 2001 18:41:46 -0600
>From: "Berther, Matt" <[EMAIL PROTECTED]>
>Subject: RE: node value
>To: "'[EMAIL PROTECTED]'" <xerces-j-
[EMAIL PROTECTED]>
>
>Hi...
>
>Your function is specifically returning null...
>
> private String getElementTextValue(Node e) {
> Node child = e.getFirstChild();
> if (child.getNodeType() == Node.TEXT_NODE){
> child.getNodeValue().toString();
> }
> return null; // !!!! This is where your problem
is !!!!
> }
>
>Try this instead:
>
> private String getElementTextValue(Node e) {
> Node child = e.getFirstChild();
> if (child.getNodeType() == Node.TEXT_NODE){
> return child.getNodeValue().toString();
> }
> return null;
> }
>
>Hope this helps,
>
>Matt
>
>-----Original Message-----
>From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED]]
>Sent: Thursday, July 26, 2001 6:40 PM
>To: [EMAIL PROTECTED]
>Subject: RE: node value
>
>
>Thanks binu
>
>it is not working. again null values
>
>
>code is
>
>
>import org.apache.xerces.parsers.DOMParser;
>import org.w3c.dom.Document;
>import org.w3c.dom.Node;
>import org.w3c.dom.NamedNodeMap;
>import org.w3c.dom.Element;
>import org.w3c.dom.NodeList;
>import org.xml.sax.SAXException;
>import java.io.IOException;
>
>// A Simple DOM Application
>public class BasicDOM {
>
> // Constructor
> public BasicDOM (String xmlFile) {
>
> // Create a Xerces DOM Parser
> DOMParser parser = new DOMParser();
>
> // Parse the Document
> // and traverse the DOM
> try {
> parser.parse(xmlFile);
> Document document = parser.getDocument();
> parser.setIncludeIgnorableWhitespace(false);
> traverse (document);
> } catch (SAXException e) {
> System.err.println (e);
> } catch (IOException e) {
> System.err.println (e);
> }
> }
>
> // Traverse DOM Tree. Print out Element Names
> private void traverse (Node node) {
> int type = node.getNodeType();
> if (type == Node.ELEMENT_NODE)
> System.out.println(node.getNodeName() +
>getElementTextValue(node));
>
> NodeList children = node.getChildNodes();
> if (children != null) {
> for (int i=0; i< children.getLength(); i++)
> traverse (children.item(i));
> }
> }
>
>
> private String getElementTextValue(Node e) {
> Node child = e.getFirstChild();
> if (child.getNodeType() == Node.TEXT_NODE){
> child.getNodeValue().toString();
> }
> return null;
> }
>
>
>
>
> // Main Method
> public static void main (String[] args) {
> BasicDOM basicDOM = new BasicDOM (args[0]);
> }
>}
>
>
>
>
>---- Original message ----
>>Date: Thu, 26 Jul 2001 17:34:36 -0700
>>From: Bin Xu <[EMAIL PROTECTED]>
>>Subject: RE: node value
>>To: "'[EMAIL PROTECTED]'" <xerces-j-
>[EMAIL PROTECTED]>
>>
>>You need set parser.setIncludeIgnorableWhitespace(false);
>>
>>-----Original Message-----
>>From: [EMAIL PROTECTED]
>[mailto:[EMAIL PROTECTED]]
>>Sent: Thursday, July 26, 2001 5:31 PM
>>To: [EMAIL PROTECTED]
>>Subject: RE: node value
>>
>>
>>Thanks Binu
>>
>>The code is now running. it is giving values again null
>>
>>xml is
>><?xml version="1.0" encoding="UTF-8"?>
>><!DOCTYPE WEATHER SYSTEM "Weather.dtd">
>><WEATHER>
>> <CITY NAME="New York">
>> <TEMP>64
>> </CITY>
>></WEATHER>
>>
>>dtd is
>><!ELEMENT WEATHER (CITY)+>
>><!ELEMENT CITY (TEMP)>
>><!ATTLIST CITY NAME CDATA #REQUIRED>
>><!ELEMENT TEMP (#PCDATA)>
>>
>>code is
>>
>>import org.apache.xerces.parsers.DOMParser;
>>import org.w3c.dom.Document;
>>import org.w3c.dom.Node;
>>import org.w3c.dom.NamedNodeMap;
>>import org.w3c.dom.Element;
>>import org.w3c.dom.NodeList;
>>import org.xml.sax.SAXException;
>>import java.io.IOException;
>>
>>// A Simple DOM Application
>>public class BasicDOM {
>>
>> // Constructor
>> public BasicDOM (String xmlFile) {
>>
>> // Create a Xerces DOM Parser
>> DOMParser parser = new DOMParser();
>>
>> // Parse the Document
>> // and traverse the DOM
>> try {
>> parser.parse(xmlFile);
>> Document document = parser.getDocument();
>> traverse (document);
>> } catch (SAXException e) {
>> System.err.println (e);
>> } catch (IOException e) {
>> System.err.println (e);
>> }
>> }
>>
>> // Traverse DOM Tree. Print out Element Names
>> private void traverse (Node node) {
>> int type = node.getNodeType();
>> if (type == Node.ELEMENT_NODE)
>> System.out.println(node.getNodeName() +
>>getElementTextValue(node));
>>
>> NodeList children = node.getChildNodes();
>> if (children != null) {
>> for (int i=0; i< children.getLength(); i++)
>> traverse (children.item(i));
>> }
>> }
>>
>>
>> private String getElementTextValue(Node e) {
>> Node child = e.getFirstChild();
>> if (child.getNodeType() == Node.TEXT_NODE){
>> child.getNodeValue().toString();
>> }
>> return null;
>> }
>>
>>
>>
>>
>> // Main Method
>> public static void main (String[] args) {
>> BasicDOM basicDOM = new BasicDOM (args[0]);
>> }
>>}
>>
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