Java has long had a built-in Arrays.sort method, and Collections.sort allows for sorting by natural order or using a custom comparator. However, these approaches are destructive, meaning they ...

super T>) method java.util.Collections.<T>sort(java.util.List<T>,java.util.Comparator<? super T>) is not applicable (cannot infer type-variable(s) T (actual and formal argument lists differ in ...

So implementing them takes much more work, especially implementing the methods that return subsets of the underlying data structure. We've looked at the fundamentals of the Java Collections ...