Java The Complete Reference, Seventh Edition

448 Part II: The Java Library capacity-restricted deque is full. Second, methods such asofferFirst( )andofferLast( )return false ...

Chapter 17: java.util Part 1: The Collections Framework 449 lists are created with an initial size. When this size is exceeded, ...

450 Part II: The Java Library System.out.println("Contents of al: " + al); } } The output from this program is shown here: Initi ...

Chapter 17: java.util Part 1: The Collections Framework 451 The first returns an array ofObject. The second returns an array of ...

Here,Especifies the type of objects that the list will hold.LinkedListhas the two constructors shown here: LinkedList( ) LinkedL ...

Chapter 17: java.util Part 1: The Collections Framework 453 String val = ll.get(2); ll.set(2, val + " Changed"); System.out.prin ...

It is important to note thatHashSetdoes not guarantee the order of its elements, because the process of hashing doesn’t usually ...

Chapter 17: java.util Part 1: The Collections Framework 455 The TreeSet Class TreeSetextendsAbstractSetand implements theNavigab ...

456 Part II: The Java Library BecauseTreeSetimplements theNavigableSetinterface (which was added by Java SE 6), you can use the ...

Chapter 17: java.util Part 1: The Collections Framework 457 The ArrayDeque Class Java SE 6 added theArrayDequeclass, which exten ...

458 Part II: The Java Library The EnumSet Class EnumSetextendsAbstractSetand implementsSet. It is specifically for use with keys ...

Chapter 17: java.util Part 1: The Collections Framework 459 bidirectional traversal of a list, and the modification of elements. ...

460 Part II: The Java Library element at a time. In general, to use an iterator to cycle through the contents of a collection, f ...

Chapter 17: java.util Part 1: The Collections Framework 461 String element = itr.next(); System.out.print(element + " "); } Syst ...

462 Part II: The Java Library System.out.println(); // Now, sum the values by using a for loop. int sum = 0; for(int v : vals) s ...

Chapter 17: java.util Part 1: The Collections Framework 463 class MailList { public static void main(String args[]) { LinkedList ...

464 Part II: The Java Library Working with Maps Amapis an object that stores associations between keys and values, orkey/value p ...

usekeySet( ). To get a collection-view of the values, usevalues( ). Collection-views are the means by which maps are integrated ...

466 Part II: The Java Library The NavigableMap Interface TheNavigableMapinterface was added by Java SE 6. It extendsSortedMapand ...

The Map.Entry Interface TheMap.Entryinterface enables you to work with a map entry. Recall that theentrySet( ) method declared b ...