xml的解析

 public static Map<String, String> DBInfo(String path)
    {
        Map<String, String> map = new HashMap<String, String>();
        SAXReader reader = new SAXReader();
        try
        {
            Document doc = reader.read(new File(path));
            Element root = doc.getRootElement(); //获取根节点
            for (Iterator ite = root.elementIterator(); ite.hasNext();)  //遍历该根节点
            {
                Element config = (Element)ite.next();
                if ("database".equals(config.attributeValue("name").trim()))   //获取config节点中属性名是name，其值是database的节点
                {
                    Iterator<Element> parms = config.elementIterator();
                    while (parms.hasNext())
                    {
                        Element parmtag = parms.next();
                        if ("tempdb".equals(parmtag.attributeValue("name").trim()))
                        {
                            Iterator<Element> parm = parmtag.elementIterator();
                            while (parm.hasNext())
                            {
                                Element parmlast = parm.next();
                                if ("dbuserpasswd".equals(parmlast.attributeValue("name").trim()))
                                {
                                    map.put("dbuserpasswd", parmlast.getTextTrim());
                                }
                                if ("dbuser".equals(parmlast.attributeValue("name").trim()))
                                {
                                    map.put("dbuser", parmlast.getTextTrim());
                                }
                                if ("dbname".equals(parmlast.attributeValue("name").trim()))
                                {
                                    map.put("dbname", parmlast.getTextTrim());
                                }
                                if ("dbservername".equals(parmlast.attributeValue("name").trim()))
                                {
                                    map.put("dbservername", parmlast.getTextTrim());
                                }
                            }
                            return map;
                        }
                    }
                }
            }
        }
        catch (DocumentException e)
        {
                        e.printStackTrace();
        }
        return null;
    }