package com.xzm.util.webservice;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.List;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import org.springframework.util.StringUtils;
import org.w3c.dom.DOMException;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.xml.sax.SAXException;
/**
* 天气预报接口
*
* @author xzm
*
*/
public class UserServiceClient {
private static String SERVICES_HOST = "www.webxml.com.cn";
private static String WEATHER_SERVICES_URL = "http://webservice.webxml.com.cn/WebServices/WeatherWS.asmx/";
private static String WEATHER_QUERY_URL = WEATHER_SERVICES_URL
+ "getWeather?theUser;
/**
* 城市代码 / 镇江: 1954
*/
private static String CITICODE = "青州";
public static void main(String[] args) throws Exception {
String desc = new UserServiceClient().getWeatherStr();
System.out.println(desc);
}
public InputStream getSoapInputStream(String url) {
InputStream inputStream = null;
try {
URL urlObj = new URL(url);
URLConnection urlConn = urlObj.openConnection();
urlConn.setRequestProperty("Host", SERVICES_HOST); // 具体webService相关
urlConn.connect();
inputStream = urlConn.getInputStream();
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return inputStream;
}
public String getWeatherStr() {
String desc = "";
try {
List<String> weatherList = getWeather(CITICODE);
if(!StringUtils.isEmpty(weatherList)&&weatherList.size()>7){
StringBuffer buffer = new StringBuffer("您查询的地区是:");
buffer.append(weatherList.get(0)).append(weatherList.get(1)).append(" \n当前时间:").append(weatherList.get(3)).append("\n")
.append(weatherList.get(4)).append("\n").append(weatherList.get(5));
desc=buffer.toString();
}else{
desc = "哎呦,我脑袋笨,没查到。。";
}
} catch (Exception e) {
e.printStackTrace();
return desc;
}
return desc;
}
public List<String> getWeather(String cityCode) {
List<String> weatherList = new ArrayList<String>();
Document document;
DocumentBuilderFactory documentBF = DocumentBuilderFactory
.newInstance();
documentBF.setNamespaceAware(true);
try {
DocumentBuilder documentB = documentBF.newDocumentBuilder();
InputStream inputStream = getSoapInputStream(WEATHER_QUERY_URL
+ cityCode);
document = documentB.parse(inputStream);
NodeList nl = document.getElementsByTagName("string");
int len = nl.getLength();
for (int i = 0; i < len; i++) {
Node n = nl.item(i);
String weather = n.getFirstChild().getNodeValue();
System.out.println(weather);
weatherList.add(weather);
}
inputStream.close();
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
} catch (DOMException e) {
e.printStackTrace();
} catch (ParserConfigurationException e) {
e.printStackTrace();
} catch (SAXException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
return weatherList;
}
}