weather.java~1~

天气预报的wap网页

package wapserver;

/**
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: </p>
 * @author unascribed
 * @version 1.0
 */
import java.util.*;
import java.io.*;
public class Weather {
    //54511,北京,北京,116.17,39.56,54.7,100000,010,04:46,19:47,
    //0624,0625,00404,10000,23021,52222,63078,73051,13000,
    //     0626,00402,10000,22133,
    //     0627,00200,10000,22236,
    //     0628,00101,10000,21931,
    //     0629,00101,10000,22030

    public Weather() {
    }
    public String Get_Weather_B_Url(Vector v,int day){
        String w = Get_Weather(v,day);
        String result = "无数据";
        StringTokenizer st = new StringTokenizer(w,"-");
        if(st.hasMoreElements() ){
            result = (String)st.nextElement() ;
        }
        result = Utility.getWeatherSmallPic(result);
        return result;
    }
    public String Get_Weather_E_Url(Vector v,int day){
        String w = Get_Weather(v,day);
        String result = "无数据";
        StringTokenizer st = new StringTokenizer(w,"-");
        if(st.hasMoreElements() ){
            result = (String)st.nextElement() ;
        }
        if(st.hasMoreElements() ){
            result = (String)st.nextElement() ;
        }
        result = Utility.getWeatherSmallPic(result);
        return result;
    }
    public String Get_Weather(Vector v,int day){
        //54511(1),北京,北京,116.17,39.56,54.7,100000,010,04:46,19:47(10),
        //0624,0625,00404,10000,23021,52222,63078,73051,13000(19),
        //     0626,00402,10000,22133(23),
        //     0627,00200,10000,22236(27),
        //     0628,00101,10000,21931(31),
        //     0629,00101,10000,22030,08:00(36)
        String result = "无数据";

        try{
        if(day == 1){
            result = (String)v.get(12);
        }else if(day == 2){
            result = (String)v.get(20);
        }else if(day == 3){
            result = (String)v.get(24);
        }else if(day == 4){
            result = (String)v.get(28);
        }else if(day == 5){
            result = (String)v.get(32);
        }
        }catch(Exception e){

               }
               result = decodeWeather(result);
        return result;
    }

    public String Get_Wind(Vector v,int day){
        //54511(1),北京,北京,116.17,39.56,54.7,100000,010,04:46,19:47(10),
        //0624,0625,00404,10000,23021,52222,63078,73051,13000(19),
        //     0626,00402,10000,22133(23),
        //     0627,00200,10000,22236(27),
        //     0628,00101,10000,21931(31),
        //     0629,00101,10000,22030,08:00(36)
       String result = "无数据";

               try{
                   if(day == 1){
                       result = (String)v.get(13);
                   }else if(day == 2){
                       result = (String)v.get(21);
                   }else if(day == 3){
                       result = (String)v.get(25);
                   }else if(day == 4){
                       result = (String)v.get(29);
                   }else if(day == 5){
                       result = (String)v.get(33);
                   }
               }catch(Exception e){

               }
               result = decodeWind(result);
       return result;
    }
    public String Get_Temp(Vector v,int day){
        //54511(1),北京,北京,116.17,39.56,54.7,100000,010,04:46,19:47(10),
        //0624,0625,00404,10000,23021,52222,63078,73051,13000(19),
        //     0626,00402,10000,22133(23),
        //     0627,00200,10000,22236(27),
        //     0628,00101,10000,21931(31),
        //     0629,00101,10000,22030,08:00(36)
        String result = "无数据";

               try{
               if(day == 1){
                   result = (String)v.get(14);
               }else if(day == 2){
                   result = (String)v.get(22);
               }else if(day == 3){
                   result = (String)v.get(26);
               }else if(day == 4){
                   result = (String)v.get(30);
               }else if(day == 5){
                   result = (String)v.get(34);
               }
               }catch(Exception e){

               }
            result = decodeTemp(result);
       return result;
    }


    //================================
    public Vector GetAll(String cityName,String path){//今天 通过城市名查找到行，并且将其分解到Vector中
        String str = GetLineByCity(cityName,path);
        Vector v = new Vector();
        v.removeAllElements() ;
        StringTokenizer st = new StringTokenizer(str,",");
        System.out.println(st.toString() );
        while(st.hasMoreElements() ){
            v.addElement((String)st.nextElement()) ;
        }
        return v;
    }
    public Vector GetPreAll(String cityName,String path){//昨天 通过城市名查找到行，并且将其分解到Vector中
    String str = GetPreLineByCity(cityName,path);
    Vector v = new Vector();
    v.removeAllElements() ;
    StringTokenizer st = new StringTokenizer(str,",");
    System.out.println(st.toString() );
    while(st.hasMoreElements() ){
        v.addElement((String)st.nextElement()) ;
    }
    return v;
    }
    public String GetLineByCity(String cityName,String path){//获得 当天 的5天预报行
        String result = "无数据";//"54511,北京,北京,116.17,39.56,54.7,31,1,晴,32℃-18℃,风力小于3级,强,可吸入颗粒物,良,2,晴,18℃-33℃,风力小于3级,3,晴,19℃-31℃,风力小于3级,05:15,04:49,19:35";

        for(int i = 24;i>=0;i--){//找到最新的数据文件，从24小时到着找。
            String hh = "";
            if(i<10){
                hh = "0"+String.valueOf(i);
            }else{
                hh = String.valueOf(i);
            }
            File file = new File(path+"forecast"+Utility.getFileDateString()+hh+".txt");
            System.out.println(path+"forecast"+Utility.getFileDateString()+hh+".txt");

            if(file.exists() && file.length() >0 ){
                System.out.println("find file");
                try{
                    BufferedReader br = new BufferedReader((new FileReader(file)));
                    while(!(result = br.readLine() ).equals("") ){

                        if(result.indexOf(cityName) != -1){
                            System.out.println(result);

                            br.close() ;

                            return  result;
                        }

                    }
                }catch(Exception e){
                    e.printStackTrace() ;
                }
            }
        }
        return result;
    }
    public String GetPreLineByCity(String cityName,String path){//获得 昨天 的5天预报行
     String result = "无数据";//"54511,北京,北京,116.17,39.56,54.7,31,1,晴,32℃-18℃,风力小于3级,强,可吸入颗粒物,良,2,晴,18℃-33℃,风力小于3级,3,晴,19℃-31℃,风力小于3级,05:15,04:49,19:35";

     for(int i = 24;i>=0;i--){
         String hh = "";
         if(i<10){
             hh = "0"+String.valueOf(i);
         }else{
             hh = String.valueOf(i);
         }
         File file = new File(path+"forecast"+Utility.getPreFileDateString()+hh+".txt");
         System.out.println(path+"forecast"+Utility.getPreFileDateString()+hh+".txt");

         if(file.exists() && file.length() >0 ){
             System.out.println("find file");
             try{
                 BufferedReader br = new BufferedReader((new FileReader(file)));
                 while(!(result = br.readLine() ).equals("") ){

                     if(result.indexOf(cityName) != -1){
                         System.out.println(result);

                         br.close() ;

                         return  result;
                     }

                 }
             }catch(Exception e){
                 e.printStackTrace() ;
             }
         }
     }
     return result;
    }
    public  String Phenomena(String strData)
{

  if (strData.equals("00"))
    return "晴";
  else if (strData.equals("01"))
    return "多云";
  else if (strData.equals("02"))
    return "阴";
  else if (strData.equals("03"))
    return "阵雨";
  else if (strData.equals("04"))
    return "雷阵雨";
  else if (strData.equals("05"))
    return "雷阵雨并伴有冰雹";
  else if (strData.equals("06"))
    return "雨加雪";
  else if (strData.equals("07"))
    return "小雨";
  else if (strData.equals("08"))
    return "中雨";
  else if (strData.equals("09"))
    return "大雨";
  else if (strData.equals("10"))
    return "暴雨";
  else if (strData.equals("11"))
    return "大暴雨";
  else if (strData.equals("12"))
    return "特大暴雨";
  else if (strData.equals("13"))
    return "阵雪";
  else if (strData.equals("14"))
    return "小雪";
  else if (strData.equals("15"))
    return "中雪";
  else if (strData.equals("16"))
    return "大雪";
  else if (strData.equals("17"))
    return "暴雪";
  else if (strData.equals("18"))
    return "雾";
  else if (strData.equals("19"))
    return "冻雨";
  else if (strData.equals("20"))
    return "沙尘暴";
  else if (strData.equals("21"))
    return "小雨-中雨";
  else if (strData.equals("22"))
    return "中雨-大雨";
  else if (strData.equals("23"))
    return "大雨-暴雨";
  else if (strData.equals("24"))
    return "暴雨-大暴雨";
  else if (strData.equals("25"))
    return "大暴雨-特大暴雨";
  else if (strData.equals("26"))
    return "小雪-中雪";
  else if (strData.equals("27"))
    return "中雪-大雪";
  else if (strData.equals("28"))
    return "大雪-暴雪";
  else if (strData.equals("29"))
    return "浮尘";
  else if (strData.equals("30"))
    return "扬沙";
  else if (strData.equals("31"))
    return "强沙尘暴";

  return "未知天气情况";
}
public String WindWay(String str)
{
        if (str.equals("0"))
              return "无风";
        if (str.equals("1"))
              return "东北风";
        if (str.equals("2"))
              return "东风";
        if (str.equals("3"))
              return "东南风";
        if (str.equals("4"))
              return "南风";
        if (str.equals("5"))
              return "西南风";
        if (str.equals("6"))
              return "西风";
        if (str.equals("7"))
              return "西北风";
        if (str.equals("8"))
              return "北风";
        if (str.equals("9"))
              return "旋转，不定";

  return "未知风向";
}
public String WindPower(String str)
{
  //str.TrimLeft(str);
  if (str.equals("0"))
    return "<3";
    //return "0";
  if (str.equals("1"))
    return "3~4";
    //return "1";

  if (str.equals("2"))
    return "4~5";
    //return "2";
  if (str.equals("3"))
    return "5~6";
    //return "3";
  if (str.equals("4"))
    return "6~7";
    //return "4";
  if (str.equals("5"))
    return "7~8";
    //return "5";
  if (str.equals("6"))
    return "8~9";
    //return "6";
  if (str.equals("7"))
    return "9~10";
    //return "7";
  if (str.equals("8"))
    return "10~11";
    //return "8";
  if (str.equals("9"))
    return "11~12";
    //return "9";
  return "未知风力";
}
public String decodeTemp(String code){
    String result ="未知温度";
    code = code.substring(1,code.length() );
    String t_b = code.substring(0,2);
    String t_e = code.substring(2,4) ;
    int t_bI = 0,t_eI = 0;
    if(Integer.parseInt(t_b)>=50 ){
        t_bI = 50 - Integer.parseInt(t_b);
    }else{
        t_bI = Integer.parseInt(t_b);
    }
    if(Integer.parseInt(t_e)>=50 ){
        t_eI = 50 - Integer.parseInt(t_e);
    }else{
        t_eI = Integer.parseInt(t_e);
    }
    result = String.valueOf(t_bI)+"℃-"+String.valueOf(t_eI)+"℃";
    return result ;
}
public String decodeWeather(String code){
    String result = "未知天气";
    code = code.substring(1,code.length() );
    String w_b = code.substring(0,2);
    String w_e = code.substring(2,4) ;
    result = Phenomena(w_b)+"-"+Phenomena(w_e);
    return result;
}
public String decodeWind(String code){
    String result = "未知风力风向";
    code = code.substring(1,code.length() );
    String f_x_b = code.substring(0,1);
    String f_l_b = code.substring(1,2) ;
    String f_x_e = code.substring(2,3) ;
    String f_l_e = code.substring(3,4) ;
    result = WindWay(f_x_b)+WindPower(f_l_b)+"-"+WindWay(f_x_e)+WindPower(f_l_e);
    return result;
}
    public static void main(String[] args) {
        Weather weather1 = new Weather();
        System.out.println(weather1.Get_Wind(weather1.GetPreAll("北京","D:\\WAPServer\\jsp\\db\\"),2) );
    }
}