Here you can find the source of getNodeAttr(String tagName, String attrName, NodeList nodes)
static public String getNodeAttr(String tagName, String attrName, NodeList nodes)
//package com.java2s; //License from project: Apache License import org.w3c.dom.NamedNodeMap; import org.w3c.dom.Node; import org.w3c.dom.NodeList; public class Main { static public String getNodeAttr(String attrName, Node node) { NamedNodeMap attrs = node.getAttributes(); for (int y = 0; y < attrs.getLength(); y++) { Node attr = attrs.item(y); if (attr.getNodeName().equalsIgnoreCase(attrName)) { return attr.getNodeValue(); }/*from w w w .j a v a 2s .co m*/ } return ""; } static public String getNodeAttr(String tagName, String attrName, NodeList nodes) { for (int x = 0; x < nodes.getLength(); x++) { Node node = nodes.item(x); if (node.getNodeName().equalsIgnoreCase(tagName)) { NodeList childNodes = node.getChildNodes(); for (int y = 0; y < childNodes.getLength(); y++) { Node data = childNodes.item(y); if (data.getNodeType() == Node.ATTRIBUTE_NODE) { if (data.getNodeName().equalsIgnoreCase(attrName)) { return data.getNodeValue(); } } } } } return ""; } static public String getNodeValue(Node node) { NodeList childNodes = node.getChildNodes(); for (int x = 0; x < childNodes.getLength(); x++) { Node data = childNodes.item(x); if (data.getNodeType() == Node.TEXT_NODE) { return data.getNodeValue(); } } return ""; } static public String getNodeValue(String tagName, NodeList nodes) { for (int x = 0; x < nodes.getLength(); x++) { Node node = nodes.item(x); if (node.getNodeName().equalsIgnoreCase(tagName)) { NodeList childNodes = node.getChildNodes(); for (int y = 0; y < childNodes.getLength(); y++) { Node data = childNodes.item(y); if (data.getNodeType() == Node.TEXT_NODE) { return data.getNodeValue(); } } } } return ""; } }