今天下午，着手制作了一个天气预报调用模块，采用SOAP + WEBSERVICE + JAVA + JSP实现，具体如下：
/**
*
*/
package com.hnwater.business.weather;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.Hashtable;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
/**
* @author hxb
*
*/
public class WeatherUtil {
private String encoding = "GBK";
private String webServiceUrl = "http://www.webxml.com.cn/WebServices/WeatherWebService.asmx";
/**
* @return get instance of WeatherUtil
*/
public static WeatherUtil getInstance(){
return new WeatherUtil();
}
/**
* 获取SOAP的请求头，并替换其中的标志符号为用户输入的城市
* @param city用户输入的城市名称
* @return 客户将要发送给服务器的SOAP请求
*/
private String getSoapRequest(String city) {
StringBuilder sb = new StringBuilder();
sb.append("<?xml version=\"1.0\" encoding=\"" + encoding + "\"?>");
sb.append("<soap:Envelope xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\" ");
sb.append("xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\" ");
sb.append("xmlns:soap=\"http://schemas.xmlsoap.org/soap/envelope/\">");
sb.append("<soap:Body>");
sb.append("<getWeatherbyCityName xmlns=\"http://WebXml.com.cn/\">");
sb.append("<theCityName>");
sb.append(city);
sb.append("</theCityName>");
sb.append("</getWeatherbyCityName>");
sb.append("</soap:Body>");
sb.append("</soap:Envelope>");
return sb.toString();
}
/**
* 用户把SOAP请求发送给服务器端，并返回服务器点返回的输入流
* @param city用户输入的城市名称
* @return 服务器端返回的输入流，供客户端读取
* @throws Exception
*/
private InputStream getSoapInputStream(String city) throws Exception {
try {
String soap = getSoapRequest(city);
if (soap == null) {
return null;
}
URL url = new URL(webServiceUrl);
URLConnection conn = url.openConnection();
conn.setUseCaches(false);
conn.setDoInput(true);
conn.setDoOutput(true);
conn.setRequestProperty("Content-Length", Integer.toString(soap
.length()));
conn.setRequestProperty("Content-Type", "text/xml; charset=" + encoding);
conn.setRequestProperty("SOAPAction",
"http://WebXml.com.cn/getWeatherbyCityName");
OutputStream os = conn.getOutputStream();
OutputStreamWriter osw = new OutputStreamWriter(os, encoding);
osw.write(soap);
osw.flush();
osw.close();
InputStream is = conn.getInputStream();
return is;
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
/**
* 对服务器端返回的XML进行解析
* @param city 用户输入的城市名称
* @return 字符串 用,分割
*/
public Hashtable<String,Object> getWeather(String city) {
Hashtable<String,Object> weathers = new Hashtable<String,Object>(0);
try {
Document doc = null;
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
dbf.setNamespaceAware(true);
DocumentBuilder db = dbf.newDocumentBuilder();
InputStream is = getSoapInputStream(city);
doc = db.parse(is);
NodeList nl = doc.getElementsByTagName("string");
for (int count = 0; count < nl.getLength(); count++) {
Node n = nl.item(count);
String nv = n.getFirstChild().getNodeValue();//当前节点信息
nv = (nv == null ? "" : nv);
if(nv.equals("查询结果为空！")) {
return null;
}
if(count != 11){
weathers.put(WeatherObj.input.get(count), nv);
continue;
}
if(count == 11){
this.analyzedZhiShu(weathers, 11,nv);
}
}
is.close();
return weathers;
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
/**
* @param weathers
* @param indexId
* 解析各个指数信息
*/
private boolean analyzedZhiShu(Hashtable<String,Object> weathers,int indexId,String zhiShuMess){
if(weathers == null || zhiShuMess == null || zhiShuMess.equals("")){
return false;
}
ArrayList<WeatherObj> objs = new ArrayList<WeatherObj>(0);
String s1Content = "";
String s2Content = "";
String s3Content = "";
String s4Content = "";
String s5Content = "";
String s6Content = "";
String s7Content = "";
String s8Content = "";
//这里开始进行具体详细测试
String str = zhiShuMess;
//穿衣指数
s1Content = str.substring(str.indexOf(WeatherObj.CHUANYIZHISHU) + WeatherObj.CHUANYIZHISHU.length(), str.indexOf(WeatherObj.GANMAOZHISHU));
WeatherObj obj1 = new WeatherObj();
obj1.setName(WeatherObj.CHUANYIZHISHU);
obj1.setMessage(s1Content);
objs.add(obj1);
//感冒指数
s2Content = str.substring(str.indexOf(WeatherObj.GANMAOZHISHU) + WeatherObj.GANMAOZHISHU.length(), str.indexOf(WeatherObj.CHENLIANZHISHU));
WeatherObj obj2 = new WeatherObj();
obj2.setName(WeatherObj.GANMAOZHISHU);
obj2.setMessage(s2Content);
objs.add(obj2);
//晨练指数
s3Content = str.substring(str.indexOf(WeatherObj.CHENLIANZHISHU) + WeatherObj.CHENLIANZHISHU.length(), str.indexOf(WeatherObj.JIAOTONGZHISHU));
WeatherObj obj3 = new WeatherObj();
obj3.setName(WeatherObj.CHENLIANZHISHU);
obj3.setMessage(s3Content);
objs.add(obj3);
//交通指数
s4Content = str.substring(str.indexOf(WeatherObj.JIAOTONGZHISHU) + WeatherObj.JIAOTONGZHISHU.length(), str.indexOf(WeatherObj.LIANGSHAIZHISHU));
WeatherObj obj4 = new WeatherObj();
obj4.setName(WeatherObj.JIAOTONGZHISHU);
obj4.setMessage(s4Content);
objs.add(obj4);
//晾晒指数
s5Content = str.substring(str.indexOf(WeatherObj.LIANGSHAIZHISHU) + WeatherObj.LIANGSHAIZHISHU.length(), str.indexOf(WeatherObj.LVYOUZHISHU));
WeatherObj obj5 = new WeatherObj();
obj5.setName(WeatherObj.LIANGSHAIZHISHU);
obj5.setMessage(s5Content);
objs.add(obj5);
//旅游指数
s6Content = str.substring(str.indexOf(WeatherObj.LVYOUZHISHU) + WeatherObj.LVYOUZHISHU.length(), str.indexOf(WeatherObj.LUKUANGZHISHU));
WeatherObj obj6 = new WeatherObj();
obj6.setName(WeatherObj.LVYOUZHISHU);
obj6.setMessage(s6Content);
objs.add(obj6);
//路况指数
s7Content = str.substring(str.indexOf(WeatherObj.LUKUANGZHISHU) + WeatherObj.LUKUANGZHISHU.length(),str.indexOf(WeatherObj.SHUSHIDUZHISHU));
WeatherObj obj7 = new WeatherObj();
obj7.setName(WeatherObj.LUKUANGZHISHU);
obj7.setMessage(s7Content);
objs.add(obj7);
//舒适度指数
s8Content = str.substring(str.indexOf(WeatherObj.SHUSHIDUZHISHU) + WeatherObj.SHUSHIDUZHISHU.length());
WeatherObj obj8 = new WeatherObj();
obj8.setName(WeatherObj.SHUSHIDUZHISHU);
obj8.setMessage(s8Content);
objs.add(obj8);
weathers.put(WeatherObj.ZHISHU, objs);
return true;
}
public static void main(String[] args0){
WeatherUtil wu = WeatherUtil.getInstance();
wu.getWeather("靖宇");
}
}
/**
*
*/
package com.hnwater.business.weather;
import java.util.Hashtable;
/**
* @author hxb
*
*/
public class WeatherObj {
public static final String REGIONFIRST = "_regionFirst";//上级行政区
public static final String REGIONSECOND = "_regionSecond";//本级行政区
public static final String REGIONID = "_regionId";//行政区id
public static final String REGIONPIC = "_regionPic";//行政区图片
public static final String REPORTTIME = "_reportTime";//最新上报时间
public static final String TODAYTEMPERATURE = "_todayTemperature";//今天温度
public static final String TODAYDATE = "_todayDate";//今天日期
public static final String TODAYWIND = "_todayWind";//今天风况
public static final String TODAYPIC_1 = "_todayPic_1";//今天天气图片1
public static final String TODAYPIC_2 = "_todayPic_2";//今天天气图片2
public static final String TODAYDETAIL = "_todayDetail";//今天天气实况
public static final String ZHISHU = "_zhiShu";//各个指数
public static final String CHUANYIZHISHU = "穿衣指数：";
public static final String GANMAOZHISHU = "感冒指数：";
public static final String CHENLIANZHISHU = "晨练指数：";
public static final String JIAOTONGZHISHU = "交通指数：";
public static final String LIANGSHAIZHISHU = "晾晒指数：";
public static final String LVYOUZHISHU = "旅游指数：";
public static final String LUKUANGZHISHU = "路况指数：";
public static final String SHUSHIDUZHISHU = "舒适度指数：";
public static final String TOMORROWTEMPERATURE = "_tomorrowTemperature";//明天温度
public static final String TOMORROWDATE = "_tomorrowDate";//明天日期
public static final String TOMORROWWIND = "_tomorrowWind";//明天风况
public static final String TOMORROWPIC_1 = "_tomorrowPic_1";//明天天气图片1
public static final String TOMORROWPIC_2 = "_tomorrowPic_2";//明天天气图片2
public static final String AFTERTOMORROWTEMPERATURE = "_affterTomorrowTemperature";//后天温度
public static final String AFTERTOMORROWDATE = "_affterTomorrowDate";//后天日期
public static final String AFTERTOMORROWWIND = "_affterTomorrowWind";//后天风况
public static final String AFTERTOMORROWPIC_1 = "_affterTomorrowPic_1";//后天天气图片1
public static final String AFTERTOMORROWPIC_2 = "_affterTomorrowPic_2";//后天天气图片2
public static final String DESCRIPT = "_descript";//本地介绍
public static final Hashtable<Integer,String> input = new Hashtable<Integer,String>(0);//常量与数量对应
static{
input.put(0, REGIONFIRST);
input.put(1, REGIONSECOND);
input.put(2, REGIONID);
input.put(3, REGIONPIC);
input.put(4, REPORTTIME);
input.put(5, TODAYTEMPERATURE);
input.put(6, TODAYDATE);
input.put(7, TODAYWIND);
input.put(8, TODAYPIC_1);
input.put(9, TODAYPIC_2);
input.put(10, TODAYDETAIL);
input.put(11, ZHISHU);
input.put(12, TOMORROWTEMPERATURE);
input.put(13, TOMORROWDATE);
input.put(14, TOMORROWWIND);
input.put(15, TOMORROWPIC_1);
input.put(16, TOMORROWPIC_2);
input.put(17, AFTERTOMORROWTEMPERATURE);
input.put(18, AFTERTOMORROWDATE);
input.put(19, AFTERTOMORROWWIND);
input.put(20, AFTERTOMORROWPIC_1);
input.put(21, AFTERTOMORROWPIC_2);
input.put(22, DESCRIPT);
}
private String name;
private String message;
public String getMessage() {
return message;
}
public void setMessage(String message) {
this.message = message;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
<%@ page language="java" pageEncoding="GBK"%>
<%@ page import="java.util.ArrayList,java.util.Hashtable"%>
<jsp:directive.page import="com.hnwater.business.weather.WeatherObj;"/>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>城市天气信息</title>
<%--
<link rel="stylesheet" type="text/css" href="../css/webstyle.css">
--%>
</head>
<style>
body{
font-size:12px;
}
table{
border-collapse:sparate;
border-spacing:0px;
}
td{
padding:0px;
border:0px solid #000;
text-align:center;
font-size:12px;
color:#2A5CAA;
border-color:#2A5CAA;
}
.noMess{
text-align: center;
text-valign: center;
}
</style>
<body>
<%
String city = "白山";
Hashtable<String,Object> weathers = com.hnwater.business.weather.WeatherUtil
.getInstance().getWeather(city);
if(weathers == null){
%>
<span class="noMess">
暂不支持该<%=city%>地区天气预报！！！
</span>
<%}else{ %>
<table border="0" cellpadding="0" cellspacing="0" width="380">
<tr>
<td><%=weathers.get(WeatherObj.REGIONFIRST) + " " + weathers.get(WeatherObj.REGIONSECOND)%> 72小时天气预报</td>
<td>最新上报时间：<%=weathers.get(WeatherObj.REPORTTIME)%></td>
</tr>
<tr>
<td colspan="2">
<table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><%=weathers.get(WeatherObj.TODAYDATE) + " " + weathers.get(WeatherObj.TODAYTEMPERATURE)%></td>
</tr>
<tr>
<td><%=weathers.get(WeatherObj.TODAYWIND)%></td>
</tr>
<tr>
<td>
<img src="../images/weather/<%=weathers.get(WeatherObj.TODAYPIC_1)%>">
<img src="../images/weather/<%=weathers.get(WeatherObj.TODAYPIC_2)%>">
</td>
</tr>
<tr>
<td><%=weathers.get(WeatherObj.TODAYDETAIL)%></td>
</tr>
</table>
</td>
</tr>
<tr>
<td colspan="2">
<table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><%=weathers.get(WeatherObj.TOMORROWDATE) + " " + weathers.get(WeatherObj.TOMORROWTEMPERATURE)%></td>
</tr>
<tr>
<td><%=weathers.get(WeatherObj.TOMORROWWIND)%></td>
</tr>
<tr>
<td>
<img src="../images/weather/<%=weathers.get(WeatherObj.TOMORROWPIC_1)%>">
<img src="../images/weather/<%=weathers.get(WeatherObj.TOMORROWPIC_2)%>">
</td>
</tr>
</table>
</td>
</tr>
<tr>
<td colspan="2">
<table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><%=weathers.get(WeatherObj.TOMORROWDATE) + " " + weathers.get(WeatherObj.TOMORROWTEMPERATURE)%></td>
</tr>
<tr>
<td><%=weathers.get(WeatherObj.TOMORROWWIND)%></td>
</tr>
<tr>
<td>
<img src="../images/weather/<%=weathers.get(WeatherObj.TOMORROWPIC_1)%>">
<img src="../images/weather/<%=weathers.get(WeatherObj.TOMORROWPIC_2)%>">
</td>
</tr>
</table>
</td>
</tr>
<%
ArrayList<WeatherObj> objs = (ArrayList<WeatherObj>)weathers.get(WeatherObj.ZHISHU);
for(int i = 0;objs != null && i < objs.size();i++){
WeatherObj obj = objs.get(i);
%>
<tr>
<td><%=obj.getName()%></td>
<td><%=obj.getMessage()%></td>
</tr>
<%} %>
</table>
<%} %>
</body>
</html>
附件为气象信息所需图标。
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