// HTTP请求本地服务器
private void sendRequestWithOkHttp(){
new Thread(new Runnable() {
@Override
public void run() {
try{
OkHttpClient client = new OkHttpClient();
Request request = new Request.Builder().url("http://192.168.0.104:82/get_data.xml").build();
Response response = client.newCall (request).execute();
String ResponseData = response.body().string();
parseXMLWithPull(ResponseData);
}catch (Exception e){
e.printStackTrace();
}
}
}).start();
}
private void parseXMLWithPull(String xmlData){
try{
//获取xmlPullParserFactory实例，借助实例获取xmlPullParser对象
XmlPullParserFactory factory = XmlPullParserFactory.newInstance();
XmlPullParser xmlPullParser = factory.newPullParser();
//setInput方法传入服务器返回的xmlData
xmlPullParser.setInput(new StringReader(xmlData));
//getEventType得到当前的解析事件
int eventType = xmlPullParser.getEventType();
String id ="";
String name = "";
String version = "";
//eventType != END_DOCUMENT 解析工作未完成
while(eventType != XmlPullParser.END_DOCUMENT){
//getName 得到当前节点名字
String nodeName = xmlPullParser.getName();
switch (eventType){
case XmlPullParser.START_TAG:{
if("id".equals(nodeName))
//调用nextText获取节点具体内容
id = xmlPullParser.nextText();
else if("name".equals(nodeName))
name = xmlPullParser.nextText();
else if("version".equals(nodeName))
version = xmlPullParser.nextText();
break;
}
case XmlPullParser.END_TAG:{
//解析完一个app节点就打印
if("app".equals(nodeName))
{
Log.d("MainActivity","id is " + id);
Log.d("MainActivity","name is " + name);
Log.d("MainActivity","version is " + version);
}
break;
}
default:break;
}
eventType = xmlPullParser.next();
}
}catch (Exception e){
e.printStackTrace();
}
}
需要注意使用真机调试时，需用手机和电脑接入同一个WiFi，然后对电脑局域网中IP地址进行HTTP请求。
