domparserfortreexml.java

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package cn.dxm.XMLAnaysis.Dom;

import java.io.File;
import java.util.Map;
import java.util.Vector;

import javax.swing.JTree;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;

import org.w3c.dom.Attr;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

/**
 * @author th
 * 
 */
public class DomParserForTreeXML {
	DocumentBuilderFactory dbf;
	DocumentBuilder db;
	
	Vector container=new Vector();

	private static JTree tree=null;
	private static String xmlURL = null;

	/*
	 * 构造函数，为解析器进行初始化
	 */
	public DomParserForTreeXML() {
		super();
		try {
			dbf = DocumentBuilderFactory.newInstance();
			db = dbf.newDocumentBuilder();
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

	/*
	 * 开始解析XML文档，调用getStr方法，遍历所有节点（元素，元素内容，属性）
	 */
	public void ParserXML() {
		Document doc = null;
		String filepath = null;
		if (xmlURL != null) {
			filepath = this.xmlURL;
		} else {
			DomParserForPathSet dom = new DomParserForPathSet();
			Map map = dom.ParserXML("src/ParameterSet.xml");
			filepath = (String) map.get("TreeXmlPath");
		}

		File docfile = new File(filepath);
		try {
			doc = db.parse(docfile);
			Element root = doc.getDocumentElement();
			getStr(root);
		} catch (Exception f) {
			f.printStackTrace();
		}
	}

	private void getStr(Element elem) {
		String srcKey=null;
		
		String key = null;

		String value = null;
		
		

		try {
			
			String name = elem.getTagName();
			srcKey=key;
			key = name;
			DefaultMutableTreeNode root=new DefaultMutableTreeNode(name);

			
			
			
			NodeList childrenNodes = elem.getChildNodes();
			for (int i = 0; i < childrenNodes.getLength(); i++) {
				Node temp = childrenNodes.item(i);
				
				if (temp.getNodeType() == Node.ELEMENT_NODE) {
					getStr((Element) temp);
					System.out.println("----------"+temp.getTextContent());
				}
				
				if (temp.getNodeType() == Node.TEXT_NODE) {
					String content = temp.getTextContent();
					
					
					
					System.out.println("key is.. " + key);
					if (!content.trim().equals("")) {
						value = content;
						
						System.out.println("value is: " + temp.getNodeValue());
					}else{
						
						System.out.println("value is space"+temp.getNodeValue());
					}
					NamedNodeMap attributes = elem.getAttributes();
					int attrsize = attributes.getLength();
					if (attrsize > 0) {
						for (int j = 0; j < attrsize; j++) {
							Attr attrtemp = (Attr) attributes.item(j);
							String attrname = attrtemp.getName();
							String attrvalue = attrtemp.getValue();
						}
					}
				}
			}
		} catch (Exception g) {
			g.printStackTrace();
		}
	}

	
	public void walkTree(){}
	
	
	/**
	 * @param args
	 */
	public static void main(String[] args) {
		DomParserForTreeXML parser = new DomParserForTreeXML();
		parser.ParserXML();
	}

}