Setting up modules for student

Sorting/Sorter.java

@@ -1,7 +1,17 @@
 package Sorting;
 
+/**
+ * This is an abstract class, its subclasses will inherit its methods and instance
+ * fields. Any abstract methods will have to be implemented in the subclasses.
+ */
 abstract class Sorter {
-    //This is an abstract class
-    //In this class you will write an abstract sort() method
-    //the method will be implemented by subclasses
+   
+    /**
+     * An abstract sorting method. Each subclass will have to implement its own
+     * version of this method.
+     * @return A SortResult object holding number of comparisons, number of swaps, and the sorted array
+     */
+    public abstract SortResult sort();
+
+    
 }