private static String[] readFile(String file) {
                try {
                        int count = 0;
                        Scanner input = new Scanner(new FileReader(file));
                        while (input.hasNext()) {
                                ++count;
                                input.next();
                        }
                        input.reset();
                        String[] returnArray = new String[count];
                        for (int i=0; i<returnArray.length; i++) {
                                returnArray[i] = input.next().toLowerCase();
                        }
                        return returnArray;
                } catch (Exception e) {
                        throw new RuntimeException("WE REQUIRE A VALID FILE. WE ARE DISPLEASED.\n");
                }
        }

C:\Users\Tim\csci\1902\Lab\Lab7>java MergeSort text.txt text2.txt
Exception in thread "main" java.lang.RuntimeException: WE REQUIRE A VALID FILE. WE ARE DISPLEASED.

        at MergeSort.readFile(MergeSort.java:33)
        at MergeSort.main(MergeSort.java:13)