package com.taobao.front.util;
import org.jdom.Document;
import org.jdom.Element;
import org.jdom.JDOMException;
import org.jdom.input.SAXBuilder;
import org.jdom.Attribute;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.List;

/**
 * JDOM解析xml 需要pom導入包
 * Created by Administrator on 2017/8/5.
 */
public class XmlTest {

    public static void main(String[] args) {
        String path = "G:\\taobao\\taobao-service\\src\\main\\resources\\mapping\\GoodsMapper.xml";

        //創(chuàng)建一個SAX對象
        SAXBuilder saxBuilder = new SAXBuilder();

        try {
            saxBuilder.build(path);
            InputStream in  = new FileInputStream(path);

            Document document = saxBuilder.build(in);

            //獲取根結(jié)點
            Element rootrelement = document.getRootElement();

            System.out.println(rootrelement);

            //獲取根結(jié)點下的子結(jié)點
            List<Element> children = rootrelement.getChildren();

            for(Element e : children){

                int index= children.indexOf(e); //個數(shù)

                //知道結(jié)點下屬性的名稱直接獲得屬性名稱的值蒋困，例如獲得id屬性的值
                String idvalue = e.getAttributeValue("id");
//                System.out.println("id 屬性" +   ":" + idvalue);

                //獲得節(jié)點下所有的屬性
                List<Attribute> attribute = e.getAttributes();

                for(Attribute a : attribute){

                    String name = a.getName(); //屬性名

                    String value = a.getValue();//屬性值
                }
            }

            //遍歷明確標簽下的子標簽
            Element resElement = rootrelement.getChild("resultMap");
            List<Element>  resChElement = resElement.getChildren();
            //遍歷resultMap標簽下的所有子標簽
            for(Element e: resChElement){
                //獲得每個子標簽的名字
                String resChElementname = e.getName();
                System.out.println(resChElementname +" 標簽下的屬性");
                //獲得子標簽所喲的屬性
                List<Attribute> attributes = e.getAttributes();
                //遍歷子標簽里的所有屬性
                for(Attribute a: attributes){
                    String aname = a.getName();
                    String avalue  = a.getValue();
                    System.out.println(aname + " : " + avalue);
                }
                System.out.println(resChElementname +" 標簽下的屬性結(jié)束==");
            }

        } catch (JDOMException e) {
            e.printStackTrace();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

}