interface Orderable extends Sortable { public abstract void order(Orderer) throws InvalidOrderingExcep; } org/junit/runner/manipulation/Sorter.class package org.junit.runner.manipulation; public synchronized class Sorter extends Ordering implements java.util.Comparator { public static final Sorter NULL; private final java.util.Comparator comparator; public void Sorter(java.util.Comparator); public void apply(Object); public int compare(org.junit.runner.Description, org.junit.runner.Description); protected...