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K.2 The java.util package. The java.util package is a relatively incoherent collection of useful classes and interfaces. package java.util - Summary of the most important classes and interfaces interface Collection interface Iterator interface List interface Map interface Set class ArrayList class Collections class HashMap.
The package java.util contains a number of useful classes and interfaces. Although the name of the package might imply that these are utility classes, they are really more important than that. In fact, Java depends directly on several of the classes in this package, and many programs will find these classes indispensable.
Java.util package contains the collections framework, legacy collection will take you through simple and practical
11 Apr 2015 Package: java.util. Description: The java.util package contains the collections framework, legacy collection classes, event model, date and time facilities, internationalization, and miscellaneous utility classes (a string tokenizer, a random-number generator, and a bit array).
Java.lang package tutorial and reference - All the classes, interfaces, enumrations and exceptions have been explained with examples for beginners to advanced Java.util package contains the classes that are fundamental to the design of the Java programming language. Download a quick Java tutorial in PDF format.
Represents combinations of character literals. – Using Java, strings can be represented using: 0 Array of characters. 0 The String class. – Note: A String object is different from an array of characters! 0. String constructors. – 11 constructors. Page 11. 11. The String Class: Constructors. 1 class StringConstructorsDemo {. 2.
Package java.util Description. Contains the collections framework, legacy collection classes, event model, date and time facilities, internationalization, and miscellaneous utility classes (a string tokenizer, a random-number generator, and a bit array).
Java.util package tutorial for beginners - Learning Java.util Packages in simple and easy steps : A beginner's tutorial containing complete knowledge of all the classes, interfaces, enumerations and exceptions have been explained with examples for beginners to advanced java programmers.
Package java.net. Page 1 of 1 mk:@MSITStore:C:Program%20FilesMicrosoft%20Visual%20Stu/Package-java.net.htm 2/19/2002. Package java.net. All Packages. Interfaces. 0 ContentHandlerFactory. 0 FileNameMap. 0 SocketImplFactory. 0 URLStreamHandlerFactory. Classes. 0 ContentHandler.
[Source: java.sun.com] import java.util.*; public class FindDups { public static void main(String args[]){. Set s = new HashSet(); for (int i = 0; i < args.length; i++){ if (!s.add(args[i])). System.out.println("Duplicate detected: " + args[i]);. } System.out.println(s.size() +. " distinct words detected: " + s);. }.
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