Eliminated swap counting, got bubble, selection, and insertion sort working

Sorting/Sorter.java

@@ -12,12 +12,12 @@ abstract class Sorter {
 
     protected String sortType;
     protected Integer[] numbers;
-    protected long swapsUsed = 0;
     protected long comparisonsUsed = 0;
 
     public Sorter(String st, String filename){
         sortType=st;
         RandomNumberFileReader reader = new RandomNumberFileReader(filename);
+        numbers = new Integer[reader.getNumbers().size()];
         reader.getNumbers().toArray(numbers);
     }
    
@@ -29,10 +29,9 @@ abstract class Sorter {
     abstract void sort();
 
     void swap(int a, int b){
-        swapsUsed++;
-        int tmp = a;
-        a = b;
-        b = tmp;
+        int tmp = numbers[a];
+        numbers[a] = numbers[b];
+        numbers[b] = tmp;
     }
 
     int compare(int a, int b){
@@ -45,7 +44,7 @@ abstract class Sorter {
         this.sort();
         Instant end = Instant.now();
         Duration time = Duration.between(start,end);
-        SortResult output = new SortResult(sortType, numbers, comparisonsUsed, swapsUsed, time);
+        SortResult output = new SortResult(sortType, numbers, comparisonsUsed, time);
         return output;
     }