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京东网上商城
天气预报程序-抓取和文件读写
package com.zzk.cn;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.ProtocolException;
import java.net.URL;
import java.util.Enumeration;
import java.util.Properties;
/**
*
* @author zhuzhengke
* @version 1.0.0
*
*/
class ReadProperties {
public String getProperties(String key) {
Properties prop = new Properties();
InputStream inputStream = this.getClass().getResourceAsStream(
"/weather_code.properties");
try {
prop.load(inputStream);
} catch (IOException e) {
e.printStackTrace();
} finally {
// 关闭
if (null != inputStream) {
try {
inputStream.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
return prop.getProperty(key);
}
}
public class GetWeather {
/* 主函数 */
public static void main(String[] args) {
//json();
//获取文件
Properties prop = new Properties();
InputStream inputStream = new GetWeather().getClass()
.getResourceAsStream("/weather_code.properties");
try {
prop.load(inputStream);
System.out.println(prop.getProperty("101020100"));
Enumeration<?> en = prop.propertyNames();
while (en.hasMoreElements()) {
String obj = (String) en.nextElement();
System.out.println(obj);
//抓取网页信息
getInfo(obj);
}
} catch (IOException e) {
e.printStackTrace();
} finally {
// 关闭资源
try {
inputStream.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
/**
* Json解析
*/
// public static void json() {
//
// // 以下为JSON格式抓取实例
// /**
// * {"weatherinfo":{"city":"北京","city_en":"beijing","date_y":
// * "2011年11月22日","date":"辛卯年","week":"星期二","fchh":"11",
// * "cityid":"101010100"
// * ,"temp1":"12℃~-2℃","temp2":"7℃~-3℃","temp3":"8℃~-1℃"
// * ,"temp4":"12℃~3℃","temp5":"12℃~4℃",
// * "temp6":"11℃~4℃","tempF1":"53.6℉~28.4℉"
// * ,"tempF2":"44.6℉~26.6℉","tempF3"
// * :"46.4℉~30.2℉","tempF4":"53.6℉~37.4℉",
// * "tempF5":"53.6℉~39.2℉","tempF6"
// * :"51.8℉~39.2℉","weather1":"多云转晴","weather2"
// * :"晴","weather3":"晴","weather4":"晴转多云",
// * "weather5":"多云转晴","weather6":"阴"
// * ,"img1":"1","img2":"0","img3":"0","img4"
// * :"99","img5":"0","img6":"99","img7":"0","img8":"1",
// * "img9":"1","img10"
// * :"0","img11":"2","img12":"99","img_single":"1","img_title1"
// * :"多云","img_title2":"晴","img_title3":"晴",
// * "img_title4":"晴","img_title5"
// * :"晴","img_title6":"晴","img_title7":"晴","img_title8"
// * :"多云","img_title9":"多云","img_title10":"晴",
// * "img_title11":"阴","img_title12"
// * :"阴","img_title_single":"多云","wind1":"北风4-5级"
// * ,"wind2":"微风","wind3":"微风","wind4":"微风","wind5":
// * "微风","wind6":"微风","fx1"
// * :"北风","fx2":"北风","fl1":"4-5级","fl2":"小于3级","fl3"
// * :"小于3级","fl4":"小于3级","fl5":"小于3级","fl6":"小于3级",
// * "index":"凉","index_d":
// * "天气凉，建议着厚外套加毛衣等春秋服装。体弱者宜着大衣、呢外套。因昼夜温差较大，注意增减衣服。"
// * ,"index48":"冷","index48_d":
// * "天气冷，建议着棉衣、皮夹克加羊毛衫等冬季服装。年老体弱者宜着厚棉衣或冬大衣。","index_uv"
// * :"弱","index48_uv":"中等","index_xc":"较适宜","index_tr":"很适宜",
// * "index_co":"较舒适"
// * ,"st1":"11","st2":"-4","st3":"4","st4":"0","st5":"8","st6"
// * :"0","index_cl":"较不宜","index_ls":"基本适宜","index_ag": "极不易发"}}
// */
// JSONObject jsonob = JSONObject.fromObject((JSONObject.fromObject(info)
// .getString("weatherinfo")));
//
// String city = jsonob.getString("city");// 城市
// System.out.println(city);
//
// String date_y = jsonob.getString("date_y");// 时间
// System.out.println(date_y);
//
// String date = jsonob.getString("date");// 农历年
// System.out.println(date);
//
// String week = jsonob.getString("week");// 星期
// System.out.println(week);
//
// String cityid = jsonob.getString("cityid");// 城市号
//
// System.out.println(cityid);
//
// String temp1 = jsonob.getString("temp1");// 以下是六天内摄氏温度
// System.out.println(temp1);
//
// String temp2 = jsonob.getString("temp2");
// System.out.println(temp2);
//
// String temp3 = jsonob.getString("temp3");
// System.out.println(temp3);
//
// String temp4 = jsonob.getString("temp4");
// System.out.println(temp4);
//
// String temp5 = jsonob.getString("temp5");
// System.out.println(temp5);
//
// String temp6 = jsonob.getString("temp6");
// System.out.println(temp6);
//
// String tempF1 = jsonob.getString("tempF1");// 以下是六天内华氏温度
// System.out.println(tempF1);
//
// String tempF2 = jsonob.getString("tempF2");
// System.out.println(tempF2);
//
// String tempF3 = jsonob.getString("tempF3");
// System.out.println(tempF3);
//
// String tempF4 = jsonob.getString("tempF4");
// System.out.println(tempF4);
//
// String tempF5 = jsonob.getString("tempF5");
// System.out.println(tempF5);
//
// String tempF6 = jsonob.getString("tempF6");
// System.out.println(tempF6);
//
// String weather1 = jsonob.getString("weather1");// 以下是六天天气
// System.out.println(weather1);
//
// String weather2 = jsonob.getString("weather2");
// System.out.println(weather2);
//
// String weather3 = jsonob.getString("weather3");
// System.out.println(weather3);
//
// String weather4 = jsonob.getString("weather4");
// System.out.println(weather4);
//
// String weather5 = jsonob.getString("weather5");
// System.out.println(weather5);
//
// String weather6 = jsonob.getString("weather6");
// System.out.println(weather6);
//
// String wind1 = jsonob.getString("wind1");// 以下六天为风力
// System.out.println(wind1);
//
// String wind2 = jsonob.getString("wind2");
// System.out.println(wind2);
//
// String wind3 = jsonob.getString("wind3");
// System.out.println(wind3);
//
// String wind4 = jsonob.getString("wind4");
// System.out.println(wind4);
//
// String wind5 = jsonob.getString("wind5");
// System.out.println(wind5);
//
// String wind6 = jsonob.getString("wind6");
// System.out.println(wind6);
//
// String fl1 = jsonob.getString("fl1");// 以下为六天风级
// System.out.println(fl1);
//
// String fl2 = jsonob.getString("fl2");
// System.out.println(fl2);
//
// String fl3 = jsonob.getString("fl3");
// System.out.println(fl3);
//
// String fl4 = jsonob.getString("fl4");
// System.out.println(fl4);
//
// String fl5 = jsonob.getString("fl5");
// System.out.println(fl5);
//
// String fl6 = jsonob.getString("fl6");
// System.out.println(fl6);
//
// String index_d = jsonob.getString("index_d");// 当日穿衣指数
// System.out.println(index_d);
//
// System.out.println();
// try{
// Class.forName("com.mysql.jdbc.Driver");
//
// //new oracle.jdbc.driver.OracleDriver;
// conn=DriverManager.getConnection("jdbc:mysql://10.1.101.223:3306/weather", "appuser", "opzoon123!");
//
// pstmt=conn.prepareStatement("insert into weather_info(city_id,weather_date,weather_year,weather_week,weather_temp,weather_winddirection,weather_windpower,weather_description) values(?,?,?,?,?,?,?,?)");
//
// pstmt.setInt(1,Integer.parseInt(cityid));
// pstmt.setString(2,date_y);
// pstmt.setString(3,date);
// pstmt.setString(4,week);
// pstmt.setString(5,temp1);
// pstmt.setString(6,wind1);
// pstmt.setString(7, fl1);
// pstmt.setString(8,index_d);
// pstmt.executeUpdate();
// }catch (ClassNotFoundException e) {
// e.printStackTrace();
// }catch (SQLException e) {
// e.printStackTrace();
// }finally {
// try {
// pstmt.close();
// } catch (SQLException e1) {
// e1.printStackTrace();
// }
// try {
// conn.close();
// } catch (SQLException e) {
// e.printStackTrace();
// }
// }
//
// // System.out.println("以下仅仅是一个Demo");
// // 解析的数据格式2：{"classroom":"0801","peoples":[{"field1":"name1","field2":"age1"},{"field0":"name2","field2":"age2说"}]}
// // info =
// // "{\"classroom\":\"111\",\"peoples\":[{\"field1\":\"zzk1\",\"field2\":\"age1\"},{\"field1\":\"zzk2\",\"field2\":\"age2\"}]}";
// //
// // jsonob = JSONObject.fromObject(info);
// //
// // String classname = jsonob.getString("classroom");
// // System.out.println(classname);
// //
// // JSONArray jsons = jsonob.getJSONArray("peoples");
// // int jsonLength = jsons.size();
// //
// // // 对json数组进行循环
// // for (int i = 0; i < jsonLength; i++) {
// // JSONObject tempJson = JSONObject.fromObject(jsons.get(i));
// //
// // String name = StringEscapeUtils.escapeSql(tempJson
// // .getString("field1"));
// // String age = StringEscapeUtils.escapeSql(tempJson
// // .getString("field2"));
// //
// // System.out.println(name + "-" + age);
// // }
// }
/**
* 获取网页信息
*/
public static void getInfo(String id) {
String path = "https://m.weather.com.cn/data/" + id + ".html";
URL url;
String inputline = "";
InputStream input = null;
InputStreamReader reader = null;
BufferedReader buffer = null;
try {
url = new URL(path);
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setReadTimeout(10 * 1000);
conn.setRequestMethod("GET");
input = conn.getInputStream();
reader = new InputStreamReader(input,"utf8");
buffer = new BufferedReader(reader);
while ((inputline = buffer.readLine()) != null) {
System.out.println(inputline);
}
} catch (ProtocolException e) {
e.printStackTrace();
} catch (MalformedURLException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
if (null != buffer) {
buffer.close();
}
} catch (IOException e) {
e.printStackTrace();
}
buffer = null;
try {
if (null != reader) {
reader.close();
}
} catch (IOException e) {
e.printStackTrace();
}
reader = null;
try {
if (null != input) {
input.close();
}
} catch (IOException e) {
e.printStackTrace();
}
input = null;
}
}
}
最后更新：2017-04-02 06:52:11