westerngis/Weather.java at main · joyz7/westerngis · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90

package com.cs2212;

import java.net.HttpURLConnection;
import java.net.URL;
import java.util.Scanner;
import org.json.simple.*;
import org.json.simple.parser.*;

/**
 * This class represents a Weather object that retrieves and stores the current weather and condition for a given city.
 * @author rrenv
 */
public class Weather {

    private String city;
    private double currWeather;
    private String currCondition;
    private static final String key = "205962d59a6c491b89d50234231602";
    private static final String URL = "http://api.weatherapi.com/v1/current.json?key=205962d59a6c491b89d50234231602&q=43.0096,-81.2737&aqi=no";

    /**
     * Constructs a new Weather object for the given city.
     * @param city the name of the city for which to retrieve weather information
     */
    public Weather (String city) {
        this.city = city;

        try {
            URL link = new URL(URL);
            HttpURLConnection con = (HttpURLConnection) link.openConnection();
            con.setRequestMethod("GET");

            int responseCode = con.getResponseCode();

            if (responseCode == HttpURLConnection.HTTP_OK) {
                Scanner scanner = new Scanner(con.getInputStream());
                String response = scanner.useDelimiter("\\A").next();
                scanner.close();

                // Parse the JSON response
                JSONParser parser = new JSONParser();
                JSONObject jsonObject = (JSONObject) parser.parse(response);

                /* If location changes:
                JSONObject location = (JSONObject) jsonObject.get("location");
                String city = (String)location.get("name");
                */
                JSONObject current = (JSONObject) jsonObject.get("current");
                currWeather = (double)current.get("temp_c");
                JSONObject condition = (JSONObject)current.get("condition");
                currCondition = (String)condition.get("text");
            }
        } catch (Exception e) {
            System.out.println("Error recovering weather details.");
            city = "Error ";
            currWeather = 1;
            currCondition = ": weather details available.";
            currWeather = 1;
            currCondition = "No internet.";

        }
    }

    /**
     * Returns the name of the city for which this Weather object has retrieved information.
     * @return the name of the city
     */
    public String getCity() {
        return city;
    }

    /**
     * Returns the current temperature in Celsius for the city represented by this Weather object.
     * @return the current temperature in Celsius
     */
    public double getCurrWeather() {
        return currWeather;
    }

    /**
     * Returns a text description of the current weather conditions for the city represented by this Weather object.
     * @return a text description of the current weather conditions
     */
    public String getCurrCondition() {
        return currCondition;
    }


}