addressxml.java

基于struct结构的jsp

package com.ntsky.xml.bbs;

import java.io.*;
import java.util.*;
import org.dom4j.*;
import org.dom4j.io.*;
import org.dom4j.dom.*;
import org.apache.log4j.Logger ;

import com.ntsky.xml.XMLPath;
import com.ntsky.xml.XMLReadWrite;
import com.ntsky.xml.bbs.dto.AddressDTO;
/**
 * <p>Title: Ntsky OpenSource BBS</p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: WWW.FM880.COM</p>
 * @author 姚君林
 * @version 1.0
 */

public class AddressXML {
    private final static Logger logger = Logger.getLogger(AddressXML.class);

    /**
     * 写入地址信息
     */
    public void ImportDVToXML(Iterator iterator) {
        Document document = DocumentHelper.createDocument();
        Element root = document.addElement("ntsky");
        //具体节点的创建
        while (iterator.hasNext()) {
            AddressDTO addressDTO = (AddressDTO) iterator.next();
            Element address = root.addElement("address");
            Element addrIp1 = address.addElement("addrIp1").addText(addressDTO.
                getAddrIp1());
            //logger.info("设置addrIp1节点的值为 ：" + addressDTO.getAddrIp1());
            Element addrIp2 = address.addElement("addrIp2").addText(addressDTO.
                getAddrIp2());
            //logger.info("设置addrIp2节点的值为 ：" + addressDTO.getAddrIp2());
            String strCountry = addressDTO.getAddrCountry();
            if (strCountry == null)
                strCountry = "";
            Element addrCountry = address.addElement("addrCountry").addText(
                strCountry);
            //logger.info("设置addrCountry节点的值为 ：" + addressDTO.getAddrCountry());
            String strCity = addressDTO.getAddrCity();
            if (strCity == null)
                strCity = "";
            Element addrCity = address.addElement("addrCity").addText(strCity);
            //logger.info("设置addrCity节点的值为 ：" + addressDTO.getAddrCity());
        }
        try {
            XMLReadWrite.getInstance().write(document, XMLPath.NTSKY_IPADDRESS);
        }
        catch (Exception ex) {
            logger.info("往XML中写入信息产生错误 : " + ex.getMessage());
            ex.printStackTrace();
        }
    }

    /**
     * 将xml信息导入到mysql数据库
     */
    public Iterator getXMLToMysql() {
        List list = new ArrayList();
        try {
            Document document = XMLReadWrite.getInstance().read(XMLPath.NTSKY_IPADDRESS);
            //枚举所有的节点
            System.out.println("开始读取xml文件............");
            Element root = document.getRootElement();
            //枚举所有的节点
            Iterator rs_root = root.elementIterator();
            for (; rs_root.hasNext(); ) {
                //获取节点
                Element element = (Element) rs_root.next();
                AddressDTO addressDTO = new AddressDTO();
                setNode(addressDTO, element, "addrIp1");
                setNode(addressDTO, element, "addrIp2");
                setNode(addressDTO, element, "addrCountry");
                setNode(addressDTO, element, "addrCity");
                list.add(addressDTO);
            }
        }
        catch(Exception e){
            logger.info("导出数据发生错误 : " + e.getMessage() );
        }
        return list.iterator();
    }

    public synchronized void setNode(AddressDTO addressDTO ,Element element ,String node ){
        Iterator rs = element.elementIterator(node);
        while (rs.hasNext()) {
            Element elt = (Element) rs.next();
            if ("addrIp1".equals(node)) {
                addressDTO.setAddrIp1(elt.getText());
                //logger.info("addrIp1节点的值 ：" + elt.getText());
            }
            if ("addrIp2".equals(node)) {
                addressDTO.setAddrIp2(elt.getText());
                //logger.info("addrIp2节点的值 ：" + elt.getText());
            }
            if ("addrCountry".equals(node)) {
                addressDTO.setAddrCountry(elt.getText());
                //logger.info("addrCountry节点的值 ：" + elt.getText());
            }
            if ("addrCity".equals(node)) {
                addressDTO.setAddrCity(elt.getText());
                //logger.info("addrCity节点的值 ：" + elt.getText());
            }
        }
    }

}