Break a loop once the work is done.

[Persons_Comparator.git] / src / Country.java

diff --git a/src/Country.java b/src/Country.java
index 2516c2bfdc4172b41d9f5da9b4fc5fdb207bee7e..3b8735dfce66161bbd3e5f82c6eef10be3e09edb 100644 (file)
--- a/src/Country.java
+++ b/src/Country.java
@@ -1,9 +1,23 @@
+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, String flag) {
         setName(name);
@@ -13,48 +27,50 @@ public class Country {
         setFlag(flag);
     }
 
-    public void setName(String name) {
-        this.name = name;
-    }
-
     public String getName() {
         return name;
     }
 
-    public void setRegion(String region) {
-        this.region = region;
+    public void setName(String name) {
+        this.name = name;
     }
 
-    public void setLat(double lat) {
-        this.lat = lat;
+    public void setRegion(String region) {
+        this.region = region;
     }
 
     public double getLat() {
         return lat;
     }
 
-    public void setLng(double lng) {
-        this.lng = lng;
+    public void setLat(double lat) {
+        this.lat = lat;
     }
 
     public double getLng() {
         return lng;
     }
 
-    public void setFlag(String flag) {
-        this.flag = flag;
+    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.lat == country.lat) && (this.lng == country.lng)) {
+        if ((this.getLat() == country.getLat()) && (this.getLng() == country.getLng())) {
             return 0;
         } else {
-            double theta = this.lng - country.lng;
-            Double dist = Math.sin(Math.toRadians(this.lat)) * Math.sin(Math.toRadians(country.lat)) + Math.cos(Math.toRadians(this.lat)) * Math.cos(Math.toRadians(country.lat)) * Math.cos(Math.toRadians(theta));
+            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;
@@ -64,6 +80,34 @@ public class Country {
         }
     }
 
+    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<String> 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{" +