817
Android 用Pull解析XML方法解析穀歌天氣
解析類：
package com.lzx.weather;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserFactory;
import android.util.Log;
public class WeatherModel {
public static WeatherCurrentCondition curCondition = null;
public static List<WeatherForecastCondition> forecastList = null;
URL mUrl;
public WeatherModel(URL url){
this.mUrl = url;
initData(mUrl);
}
public void initData(URL url){
try {
InputStream is = null;
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
is = conn.getInputStream();
if(is != null){
XmlPullParserFactory factory = XmlPullParserFactory.newInstance();
XmlPullParser parser = factory.newPullParser(); // XmlPullParser parser = Xml.newPullParser();用這個解析不出來，值得注意
parser.setInput(is, "GBK");
WeatherForecastCondition forecastCondition = null;
int eventType = parser.getEventType();
Log.d("lzx", "eventType=" + eventType);
while(eventType != XmlPullParser.END_DOCUMENT){
switch (eventType) {
case XmlPullParser.START_DOCUMENT:
Log.d("lzx", "START_DOCUMENT=" + parser.getName());
forecastList = new ArrayList<WeatherForecastCondition>();
break;
case XmlPullParser.START_TAG:
String name = parser.getName();
// if("weather".equals(name)){
// Log.d("lzx", "START_TAG=" + name);
// }
if("forecast_conditions".equals(name)){
Log.d("lzx", "START_TAG=" + name);
forecastCondition = new WeatherForecastCondition();
}else if(forecastCondition != null){
if("day_of_week".equals(name)){
forecastCondition.day_of_week = parser.getAttributeValue(0);
}
if("low".equals(name)){
forecastCondition.low = parser.getAttributeValue(0);
}
if("high".equals(name)){
forecastCondition.high = parser.getAttributeValue(0);
}
if("icon".equals(name)){
forecastCondition.icon = parser.getAttributeValue(0);
}
if("condition".equals(name)){
forecastCondition.condition = parser.getAttributeValue(0);
}
}
if("current_conditions".equals(name)){
Log.d("lzx", "START_TAG=" + name);
curCondition = new WeatherCurrentCondition();
}else if(curCondition != null){
if("condition".equals(name)){
Log.d("lzx", "condition=" + parser.getAttributeValue(0));
curCondition.condition = parser.getAttributeValue(0);
}
if("temp_f".equals(name)){
curCondition.temp_fahrenheit = parser.getAttributeValue(0);
}
if("temp_c".equals(name)){
curCondition.temp_celcius = parser.getAttributeValue(0);
}
if("humidity".equals(name)){
curCondition.humidity = parser.getAttributeValue(0);
}
if("icon".equals(name)){
curCondition.icon = parser.getAttributeValue(0);
}
if("wind_condition".equals(name)){
curCondition.wind_condition = parser.getAttributeValue(0);
}
}
break;
case XmlPullParser.END_TAG:
if("forecast_conditions".equals(parser.getName())){
Log.d("lzx", "END_TAG=" + parser.getName());
if(forecastList != null && forecastCondition != null){
forecastList.add(forecastCondition);
Log.d("lzx", "forecastList size=" + forecastList.size());
}
forecastCondition = null;
}
break;
}
eventType = parser.next();
}
Log.d("lzx", "curCondition--" + curCondition);
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
WeatherCurrentCondition.java
package com.lzx.weather;
public class WeatherCurrentCondition {
public String condition; // 多雲
public String temp_celcius; // 攝氏溫度
public String temp_fahrenheit; // 華氏溫度
public String humidity; // 濕度:58%
public String wind_condition; // 風向...
public String icon; // 圖標
//得到一個封裝打包的字符串，包括除icno外的所有東西
public String toString()
{
StringBuilder sb = new StringBuilder();
sb.append("實時天氣: ").append(temp_celcius).append(" °C");
sb.append(" ").append(temp_fahrenheit).append(" F");
sb.append(" ").append(condition);
sb.append(" ").append(humidity);
sb.append(" ").append(wind_condition);
return sb.toString();
}
}
WeatherForecastCondition.java
package com.lzx.weather;
public class WeatherForecastCondition {
public String day_of_week; //星期
public String low; //最低溫度
public String high; //最高溫度
public String icon; //圖標
public String condition; //提示
public String toString()
{
StringBuilder sb = new StringBuilder();
sb.append(" ").append(day_of_week);
sb.append(" : ").append(high);
sb.append("/").append(low).append(" °C");
sb.append(" ").append(condition);
return sb.toString();
}
}
最後更新：2017-04-02 22:16:00