X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2FCountry.java;h=3b8735dfce66161bbd3e5f82c6eef10be3e09edb;hb=99d1477f4f6b0797445fcacdab1440439a70e82f;hp=8b711084bb81e145f7ac8317a83cafdbd0c9b950;hpb=f56708fa0a19755ac5ec0313d9ee9c45a9aef0ce;p=Persons_Comparator.git diff --git a/src/Country.java b/src/Country.java index 8b71108..3b8735d 100644 --- a/src/Country.java +++ b/src/Country.java @@ -1,15 +1,34 @@ +import java.io.File; +import java.io.FileNotFoundException; +import java.util.List; +import java.util.Scanner; + public class Country { private String name; private String region; private double lat; private double lng; + private String flag; + private String csvFile = "data/countries.csv"; + + public Country() { + } + public Country(String name) { + setName(name); + initCountryFromCSV(name); + } - public Country(String name, String region, double lat, double lng) { + public Country(String name, String region, double lat, double lng, String flag) { setName(name); setRegion(region); setLat(lat); setLng(lng); + setFlag(flag); + } + + public String getName() { + return name; } public void setName(String name) { @@ -20,14 +39,75 @@ public class Country { this.region = region; } + public double getLat() { + return lat; + } + public void setLat(double lat) { this.lat = lat; } + public double getLng() { + return lng; + } + public void setLng(double lng) { this.lng = lng; } + public String getFlag() { + return flag; + } + + public void setFlag(String flag) { + this.flag = flag; + } + + public int distanceTo(Country country) { + if ((this.getLat() == country.getLat()) && (this.getLng() == country.getLng())) { + return 0; + } else { + double theta = this.getLng() - country.getLng(); + Double dist = Math.sin(Math.toRadians(this.getLat())) * Math.sin(Math.toRadians(country.getLat())) + + Math.cos(Math.toRadians(this.getLat())) * Math.cos(Math.toRadians(country.getLat())) * + Math.cos(Math.toRadians(theta)); + dist = Math.acos(dist); + dist = Math.toDegrees(dist); + dist = dist * 60 * 1.1515; + // Kilometers + dist = dist * 1.609344; + return dist.intValue(); + } + } + + private void initCountryFromCSV(String name) { + Scanner scanner = null; + try { + scanner = new Scanner(new File(csvFile)); + } catch (FileNotFoundException e) { + e.printStackTrace(); + } + boolean found = false; + while (scanner.hasNext()) { + List line = CSVUtils.parseLine(scanner.nextLine()); + String countryList = line.get(0); + String[] countryArray = countryList.split(","); + String latLng = line.get(16); + String[] latLngArray = latLng.split(","); + if (countryArray[0].equals(name)) { + found = true; + setRegion(line.get(12)); + setLat(Double.parseDouble(latLngArray[0])); + setLng(Double.parseDouble(latLngArray[1])); + setFlag(line.get(21)); + break; + } + } + if (!found) + System.out.println("Country " + name + " not found"); + scanner.close(); + } + @Override public String toString() { return "Country{" + @@ -35,6 +115,7 @@ public class Country { ", region='" + region + '\'' + ", lat=" + lat + ", lng=" + lng + + ", flag=" + flag + '}'; } }