android xml dom解析,Android_xml 解析 dom 方法

import javax.xml.parsers.DocumentBuilder;

import javax.xml.parsers.DocumentBuilderFactory;

import javax.xml.parsers.ParserConfigurationException;

import org.w3c.dom.Document;

import org.w3c。dom。Element;

import org.w3c。dom。NodeList;

import org.xml.sax.SAXException;

void ReadXML()

{

DocumentBuilderFactory docBuilderFactory = null;

DocumentBuilder docBuilder = null;

Document doc = null;

try {

docBuilderFactory = DocumentBuilderFactory。newInstance();

docBuilder = docBuilderFactory。newDocumentBuilder();

//xml file 放到 assets目录中的

doc = docBuilder.parse(getResources().getAssets().open(”weather.xml”));

//root element

Element root = doc。getDocumentElement();

//Do something here

//get a NodeList by tagname

NodeList nodeList = root。getElementsByTagName(”tag”);

for(int i =0;i< nodeList。getLength();i++)

{

Node nd = nodeList.item(i);

//Read Node

}

} catch (IOException e) {

} catch (SAXException e) {

} catch (ParserConfigurationException e) {

} finally {

doc = null;

docBuilder = null;

docBuilderFactory = null;

}

}