Java XML Attribute Add addDomAttr(Document doc, String tagName, String tagNamespaceURI, String attrName, String attrValue)

Description

Adds the attribute to each node in the Document with the given name.

License

Open Source License

Parameter

Parameter	Description
doc	the Document to add attributes to
tagName	the local name of the nodes to add the attribute to
tagNamespaceURI	the namespace uri of the nodes to add the attribute to
attrName	the name of the attribute to add
attrValue	the value of the attribute to add

Return

the original Document with the update attribute nodes

Declaration

public static Node addDomAttr(Document doc, String tagName, String tagNamespaceURI, String attrName,
        String attrValue) 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.util.ArrayList;

import java.util.List;

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

import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.dom.DOMResult;

import org.w3c.dom.Document;

import org.w3c.dom.NodeList;
import org.w3c.dom.Node;

import org.w3c.dom.Element;

public class Main {
    /**/* ww  w  . j ava 2 s .c o m*/
     * Adds the attribute to each node in the Document with the given name.
     * 
     * @param doc
     *            the Document to add attributes to
     * @param tagName
     *            the local name of the nodes to add the attribute to
     * @param tagNamespaceURI
     *            the namespace uri of the nodes to add the attribute to
     * @param attrName
     *            the name of the attribute to add
     * @param attrValue
     *            the value of the attribute to add
     * 
     * @return the original Document with the update attribute nodes
     */
    public static Node addDomAttr(Document doc, String tagName, String tagNamespaceURI, String attrName,
            String attrValue) {

        // Create a Document to work on
        Document newDoc = null;
        try {
            System.setProperty("javax.xml.parsers.DocumentBuilderFactory",
                    "org.apache.xerces.jaxp.DocumentBuilderFactoryImpl");
            DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
            dbf.setNamespaceAware(true);
            DocumentBuilder db = dbf.newDocumentBuilder();
            newDoc = db.newDocument();
        } catch (Exception e) {
            e.printStackTrace();
        }

        Transformer identity = null;
        try {
            TransformerFactory TF = TransformerFactory.newInstance();
            identity = TF.newTransformer();
            identity.transform(new DOMSource(doc), new DOMResult(newDoc));
        } catch (Exception ex) {
            System.out.println("ERROR: " + ex.getMessage());
        }

        // Get all named nodes in the doucment
        NodeList namedTags = newDoc.getElementsByTagNameNS(tagNamespaceURI, tagName);
        for (int i = 0; i < namedTags.getLength(); i++) {
            // Add the attribute to each one
            Element element = (Element) namedTags.item(i);
            element.setAttribute(attrName, attrValue);
        }

        // displayNode(newDoc);
        return (Node) newDoc;
    }

    static public List<Element> getElementsByTagNameNS(Node node, String namespaceURI, String localName) {
        ArrayList<Element> list = new ArrayList<Element>();
        NodeList nl;
        if (node.getNodeType() == Node.DOCUMENT_NODE) {
            nl = ((Document) node).getElementsByTagNameNS(namespaceURI, localName);
        } else if (node.getNodeType() == Node.ELEMENT_NODE) {
            nl = ((Element) node).getElementsByTagNameNS(namespaceURI, localName);
        } else {
            return null;
        }
        for (int i = 0; i < nl.getLength(); i++) {
            list.add((Element) nl.item(i));
        }
        return list;
    }
}

Related

1. addAttribute(final Node node, final Attr attribute)
2. addAttribute(Node parent, String name, String value)
3. addAttribute(Node pNode, String attrName, String attrValue)
4. addAttributes(Element element, String[][] attributes)
5. addAttributeToXPathExpression(Node nodeAttr, String xpathExpression, String and)
6. addDoubleAttributeAsInteger(Element element, String attName, double value)
7. addElement(Node parent, String name, Attr[] attrs)
8. addElementAndAttributes(Node parent, String name, String[] atts)
9. addNewElementWithAttribute(Node node, String elementName, String elementValue, String attrName, String attrValue)