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SPL(Structured Process Language) A programming language specially for structured data computing.

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package com.scudata.parallel;

import org.w3c.dom.*;

/**
 * XML?ļ?????????
 * 
 * @author Joancy
 *
 */
public class XmlUtil {

	/**
	 * ??ȡ?ڵ?ֵ
	 * @param node ?ڵ?
	 * @return ֵ
	 */
	public static String getNodeValue(org.w3c.dom.Node node) {
		if (node != null && node.getFirstChild() != null) {
			return node.getFirstChild().getNodeValue();
		}
		return null;
	}

	/**
	 * ????????sonName?????ӽڵ?
	 * @param pNode ???ڵ?
	 * @param sonName ?ӽڵ?????
	 * @return ?ӽڵ㣬û?ҵ?ʱ????null
	 */
	public static Node findSonNode(Node pNode, String sonName) {
		NodeList list = pNode.getChildNodes();
		for (int i = 0; i < list.getLength(); i++) {
			org.w3c.dom.Node subNode = list.item(i);
			if (subNode.getNodeName().equalsIgnoreCase(sonName)) {
				return subNode;
			}
		}
		return null;
	}

	/**
	 * ??ȡ?ڵ??????ֵ
	 * @param node ?ڵ????
	 * @param attrName ????????
	 * @return ????ֵ
	 */
	public static String getAttribute(Node node, String attrName) {
		NamedNodeMap attrs = node.getAttributes();
		int i = attrs.getLength();
		for (int j = 0; j < i; j++) {
			Node tmp = attrs.item(j);
			String sTmp = tmp.getNodeName();
			if (sTmp.equalsIgnoreCase(attrName)) {
				return tmp.getNodeValue();
			}
		}
		return null;
	}

}




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