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--- java:comparable [2020/02/26 20:44]
gthanos [Το interface java.util.Comparator]
+++ java:comparable [2020/02/26 21:11]
gthanos
@@ Line 118: / Line 118: @@
 <code java>
     Arrays.sort(rectangles, new RectangleComparator());
+</code>
+<code java SortRectangleArray.java>
+import java.util.Random;
+import java.util.Arrays;
+class SortRectangleArray {
+    public static void main(String []args) {
+    Random rand = new Random(12345);
+    Rectangle []rectangles = new Rectangle[5];
+    for(int i=0;i<5; i++)
+      rectangles[i] = new Rectangle(rand.nextInt(10), rand.nextInt(10));
+    print_rectangles(rectangles);
+    Arrays.sort(rectangles, new RectangleComparator());
+    print_rectangles(rectangles);
+  }
+  public static void print_rectangles(Rectangle []rectangles) {
+    System.out.println("================");
+    for(int i=0; i<rectangles.length; i++)
+      System.out.println(i+". "+rectangles[i].toString());
+  }
+}
 </code>

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