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Sorting an List in Java

// Create a list String[] strArray = new String[] {"z", "a", "C"}; List list = Arrays.asList(strArray); // Sort Collections.sort(list); // C, a, z // Case-insensitive sort Collections.sort(list, String.CASE_INSENSITIVE_ORDER); // a, C, z // Reverse-order sort Collections.sort(list, Collections.reverseOrder()); // z, a, C // Case-insensitive reverse-order sort Collections.sort(list, String.CASE_INSENSITIVE_ORDER); Collections.reverse(list); // z, C, a
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Linked List Example

/* * Copyright (c) 2000 David Flanagan. All rights reserved. * This code is from the book Java Examples in a Nutshell, 2nd Edition. * It is provided AS-IS, WITHOUT ANY WARRANTY either expressed or implied. * You may study, use, and modify it for any non-commercial purpose. * You may distribute it non-commercially as long as you retain this notice. * For a commercial use license, or to purchase the book (recommended), * visit http://www.davidflanagan.com/javaexamples2. */ /** * This class implements a linked list that can contain any type of object that * implements the nested Linkable interface. Note that the methods are all * synchronized, so that it can safely be used by multiple threads at the same * time. */ public class LinkedList { /** * This interface defines the methods required by any object that can be * linked into a linked list. */ public interface Linkable { public Linkable getNext(); // Returns the next element in the list public...
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