java调用WebService天气预报实例1.0版
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.w3c.dom.DOMException;import org.w3c.dom.Document;import org.w3c.dom.Node;import org.w3c.dom.NodeList;import org.xml.sax.SAXException;/**@src http://eric-619.iteye.com/blog/693673*/public class WeatherUtil {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 PROVINCE_CODE_URL = WEATHER_SERVICES_URL + "getRegionProvince"; private static String CITY_CODE_URL = WEATHER_SERVICES_URL + "getSupportCityString?theRegionCode="; private static String WEATHER_QUERY_URL = WEATHER_SERVICES_URL + "getWeather?theUserID=&theCityCode="; private WeatherUtil(){} public static void main(String[] args) throws Exception{ int provinceCode = getProvinceCode("山东"); //3119 int cityCode = getCityCode(provinceCode, "菏泽"); //974 List<String> weatherList = getWeather(cityCode); for(String weather:weatherList){ System.out.println(weather); } } public static int getProvinceCode(String provinceName){ Document document; DocumentBuilderFactory documentBF = DocumentBuilderFactory.newInstance(); documentBF.setNamespaceAware(true); int provinceCode = 0; try{DocumentBuilder documentB = documentBF.newDocumentBuilder();InputStream inputStream = getSoapInputStream(PROVINCE_CODE_URL); //具体webService相关document = documentB.parse(inputStream);NodeList nodeList = document.getElementsByTagName("string"); //具体webService相关int len = nodeList.getLength();for(int i = 0; i < len; i++){Node n = nodeList.item(i);String result = n.getFirstChild().getNodeValue();String[] address = result.split(",");String pName = address[0];String pCode = address[1];if(pName.equalsIgnoreCase(provinceName)){provinceCode = Integer.parseInt(pCode);} }inputStream.close();}catch(DOMException e){e.printStackTrace();}catch(ParserConfigurationException e){e.printStackTrace();}catch (SAXException e){e.printStackTrace();}catch(IOException e){e.printStackTrace();}return provinceCode; } public static int getCityCode(int provinceCode, String cityName){ Document doc; DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance(); dbf.setNamespaceAware(true); int cityCode = 0; try{DocumentBuilder db = dbf.newDocumentBuilder();InputStream is = getSoapInputStream(CITY_CODE_URL + provinceCode); //具体webService相关doc = db.parse(is);NodeList nl = doc.getElementsByTagName("string"); //具体webService相关int len = nl.getLength();for(int i = 0; i < len; i++){Node n = nl.item(i);String result = n.getFirstChild().getNodeValue();String[] address = result.split(",");String cName = address[0];String cCode = address[1];if(cName.equalsIgnoreCase(cityName)){cityCode = Integer.parseInt(cCode);}}is.close();}catch(DOMException e){e.printStackTrace();}catch(ParserConfigurationException e){e.printStackTrace();}catch (SAXException e){e.printStackTrace();}catch(IOException e) {e.printStackTrace();}return cityCode; } public static 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 static List<String> getWeather(int 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(); 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; } } 1 楼 kongshanxuelin 2010-06-18 千万不要用webxml，那个web service有流量和调用次数限制的，应该用google的天气预报 2 楼 fejay 2010-06-19 来点注释撒 3 楼 清晨阳光 2010-06-20 这个就是找个能用的WebService的地址罢了 4 楼 phenom 2010-06-20 就是解析XML没有别的了? 5 楼 rainerliu 2010-06-24 google的接口在哪里找得到啊！