xml通用解析类

package com.poson.cb.util;
import java.io.File;
import java.io.UnsupportedEncodingException;
import java.util.List;

import org.jdom.Document;
import org.jdom.Element;
import org.jdom.input.SAXBuilder;
import com.poson.cb.dao.impl.sidmngr.XmlConfig;

/**
* Title: XmlParse
* Description: 用来解析配置了SQL脚本的XMl文件,如fileClassCount.xml
* Copyright: Copyright (c) 2007
* Company: POSON
* @author jczhangb
* @version 1.0
*/
public class XmlParse {
        public static String File_Path;
        public Document document;
        private XmlParse() throws Exception{
                SAXBuilder saBuilder=new SAXBuilder();
                document=saBuilder.build(File_Path);
        }
       
        public static XmlParse getInstance() throws Exception{
                File_Path=getCurrentPath()+File.separator+"fileClassCountSql.xml";
                return new XmlParse();
        }
       
        public static XmlParse getInstance(String filePath) throws Exception{
                File_Path=filePath;
                return new XmlParse();
        }
       
        /**
         * @parmer: id
         * @return :返回对应的SQL脚本
         * @author jczhangb
         * @version 1.0
         */
        public String getTextContentById(String attrName) throws Exception{
                /*SAXBuilder saBuilder=new SAXBuilder();
                org.jdom.Document document=saBuilder.build(getCurrentPath()+File.separator+fileName);*/
               
                String sqlString="";
                Element root=document.getRootElement();
                List list=root.getChildren();
                for (int i = 0; i < list.size(); i++) {
                        Element element=(Element)list.get(i);
                        if(element.getAttributeValue("id").equals(attrName)){
                                sqlString=element.getValue();
                                return sqlString;
                        }
                }
                return sqlString;
        }

        // 用来定位路径
        static public String getCurrentPath() throws UnsupportedEncodingException {
                String path = XmlConfig.class.getProtectionDomain().getCodeSource()
                                .getLocation().getFile();
                path = java.net.URLDecoder.decode(path, "UTF-8");
                int index = path.lastIndexOf("/classes");
                path = path.substring(0, index);

                System.out.println("CB xml path = [ " + path + " ]");

                return path;
        }

        public static void main(String[] args) {
                try {
                       
                        System.out.println(XmlParse.getInstance().getTextContentById("ivpnTruncateSql"));
                } catch (Exception e) {
                        System.out.println("没找到");
                }
        }
}


                                                                                                                2013-08-01 19:40 记 @jinrongdajie31.xichengqu.beijing