test.java

QQ聊天

import java.io.FileOutputStream;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;
import java.util.Vector;

import org.dom4j.Document;
import org.dom4j.Element;
import org.dom4j.Node;
import org.dom4j.io.OutputFormat;
import org.dom4j.io.XMLWriter;

import com.sato.server.ServerFrame;
import com.sato.server.dao.db.XMLTool;
import com.sato.server.dao.vo.UserBean;

public class Test {
	public void outputXML(Document doc){	
		OutputFormat format = OutputFormat.createPrettyPrint();
		format.setIndent("\t");
		format.setEncoding("GBK");
		XMLWriter writer = null;
		
		try {
			writer = new XMLWriter(new FileOutputStream(
					"./XML/users.xml"),format);
			writer.write(doc);
		} catch (Exception e) {
			e.printStackTrace();
		}  finally {
			if(writer != null)
				try {
					writer.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
		}
	}
	public Element findUserById(Document doc, String id){
		Element root = doc.getRootElement();
		String xpath="/users/user[@id='"+id+"']";
		Node node = root.selectSingleNode(xpath);
		Element eid = null;
		if(node == null)
			return null;
		if (node.getNodeType() == Node.ELEMENT_NODE)
			eid = (Element)node;
		
		return eid;
		
	}
	public String updatePassword(String id) {
		Document doc = XMLTool.getDocumnet();
		Element root = doc.getRootElement();
		String xpath = "/users/user[@id = '" + id + "']";
		Node node = root.selectSingleNode(xpath);
		if(node == null)
			return "重置失败";
		if(node.getNodeType() == Node.ELEMENT_NODE){
			Element e = (Element)node;
			e.element("spassword").setText("123456");
			outputXML(doc);
		}
		
		return "重置密码成功";
	}
	public static void main(String[] args) {
		// TODO Auto-generated method stub
//		UserBean user=new UserBean();
//		user.setSid("00008");
//		user.setSname("六的");
//		user.setNage(18);
//		user.setSaddress("北京");
//		user.setSsex("男");
//		user.setSpassword("123456");
		new Test().updatePassword("00008");
	}

	
}