What is an iterator, JAVA Programming

Assignment Help:

What is an Iterator?

Some of the collection classes give traversal of their contents via a java.util.Iterator interface. This interface permits you to walk through a collection of objects, operating on every object in turn.

Remember when using Iterators that they have a snapshot of the collection at the time the Iterator was obtained; generally it is not advisable to modify the collection itself whereas traversing an Iterator.

 


Related Discussions:- What is an iterator

Static variable, import java.text.NumberFormat; import java.util.Locale; p...

import java.text.NumberFormat; import java.util.Locale; public class Client {    // instance data    private String name;    private long income_this_year;    private double perce

Websphere - weblogic, WebSphere - Weblogic and Apache: Building/Ins...

WebSphere - Weblogic and Apache: Building/Installation  and maintenance of Solaris and Linux machines. Exposure to Sun Hardware : Sunfire v880,v890.V440,X4600

Photo upload feature to android app with google app engine, Include Photo U...

Include Photo Upload feature to Android App with Google App Engine Project Description: I have one small Android App skeleton that requires some features added to and backed

Need ios native app developer, Need iOS native App Developer Project Des...

Need iOS native App Developer Project Description: I want someone to help me prepare a simple inventory system. I am not a programmer trying to learn as i go. Skills re

Modify user profile class, Modify your UserProfile class to meet the follow...

Modify your UserProfile class to meet the following requirements: It must include a field called wall to store an ArrayList of wall posting objects. It must also provide

Different messaging paradigms jms supports, What are the different messagin...

What are the different messaging paradigms JMS supports? Ans) Publish and Subscribe i.e. pub/suc and Point to Point i.e. p2p.

What system.out.println() signifies, What 'System.out.println()' signifies?...

What 'System.out.println()' signifies? 'System' is a predefined class. System class gives access to the system. 'out' is the output stream. 'println' is printin

Can a class implementing a remote interface, Can a class implementing a Rem...

Can a class implementing a Remote interface have non remote processes? Ans) Yes. Those processes behave as normal java process operating within the JVM.

Design a bond class, In the lectures, we have written programs for bond pri...

In the lectures, we have written programs for bond pricing in discrete time. We have also talked about the theory for bond pricing and yields in continuous time. In this exercise,

Design and implement online food delivery system, You are required to  desi...

You are required to  design & implement  online  food delivery  system  using Java RMI technology.  This involves writing both the server and the client program(s). Client programs

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd